diff --git a/dist/shp.js b/dist/shp.js
index d337143..7b9a412 100644
--- a/dist/shp.js
+++ b/dist/shp.js
@@ -865,7 +865,7 @@
     return -9999;
   }
 
-  function init$w() {
+  function init$v() {
     var con = this.b / this.a;
     this.es = 1 - con * con;
     if(!('x0' in this)){
@@ -954,13 +954,13 @@
 
   var names$w = ["Mercator", "Popular Visualisation Pseudo Mercator", "Mercator_1SP", "Mercator_Auxiliary_Sphere", "merc"];
   var merc = {
-    init: init$w,
+    init: init$v,
     forward: forward$u,
     inverse: inverse$u,
     names: names$w
   };
 
-  function init$v() {
+  function init$u() {
     //no-op for longlat
   }
 
@@ -969,7 +969,7 @@
   }
   var names$v = ["longlat", "identity"];
   var longlat = {
-    init: init$v,
+    init: init$u,
     forward: identity,
     inverse: identity,
     names: names$v
@@ -2401,7 +2401,7 @@
    */
   var SET_ORIGIN_ROW_LETTERS = 'AFAFAF';
 
-  var A = 65; // A
+  var A$1 = 65; // A
   var I = 73; // I
   var O = 79; // O
   var V = 86; // V
@@ -2804,7 +2804,7 @@
     var rollover = false;
 
     if (colInt > Z) {
-      colInt = colInt - Z + A - 1;
+      colInt = colInt - Z + A$1 - 1;
       rollover = true;
     }
 
@@ -2821,11 +2821,11 @@
     }
 
     if (colInt > Z) {
-      colInt = colInt - Z + A - 1;
+      colInt = colInt - Z + A$1 - 1;
     }
 
     if (rowInt > V) {
-      rowInt = rowInt - V + A - 1;
+      rowInt = rowInt - V + A$1 - 1;
       rollover = true;
     }
     else {
@@ -2845,7 +2845,7 @@
     }
 
     if (rowInt > V) {
-      rowInt = rowInt - V + A - 1;
+      rowInt = rowInt - V + A$1 - 1;
     }
 
     var twoLetter = String.fromCharCode(colInt) + String.fromCharCode(rowInt);
@@ -2973,7 +2973,7 @@
         if (rewindMarker) {
           throw ("Bad character: " + e);
         }
-        curCol = A;
+        curCol = A$1;
         rewindMarker = true;
       }
       eastingValue += 100000.0;
@@ -3024,7 +3024,7 @@
         if (rewindMarker) { // making sure that this loop ends
           throw ("Bad character: " + n);
         }
-        curRow = A;
+        curRow = A$1;
         rewindMarker = true;
       }
       northingValue += 100000.0;
@@ -3205,7 +3205,7 @@
   // https://github.com/mbloch/mapshaper-proj/blob/master/src/projections/tmerc.js
 
 
-  function init$u() {
+  function init$t() {
     this.x0 = this.x0 !== undefined ? this.x0 : 0;
     this.y0 = this.y0 !== undefined ? this.y0 : 0;
     this.long0 = this.long0 !== undefined ? this.long0 : 0;
@@ -3362,7 +3362,7 @@
 
   var names$t = ["Fast_Transverse_Mercator", "Fast Transverse Mercator"];
   var tmerc = {
-    init: init$u,
+    init: init$t,
     forward: forward$s,
     inverse: inverse$s,
     names: names$t
@@ -3469,7 +3469,7 @@
   // https://github.com/mbloch/mapshaper-proj/blob/master/src/projections/etmerc.js
 
 
-  function init$t() {
+  function init$s() {
     if (!this.approx && (isNaN(this.es) || this.es <= 0)) {
       throw new Error('Incorrect elliptical usage. Try using the +approx option in the proj string, or PROJECTION["Fast_Transverse_Mercator"] in the WKT.');
     }
@@ -3624,7 +3624,7 @@
 
   var names$s = ["Extended_Transverse_Mercator", "Extended Transverse Mercator", "etmerc", "Transverse_Mercator", "Transverse Mercator", "Gauss Kruger", "Gauss_Kruger", "tmerc"];
   var etmerc = {
-    init: init$t,
+    init: init$s,
     forward: forward$r,
     inverse: inverse$r,
     names: names$s
@@ -3646,7 +3646,7 @@
   var dependsOn = 'etmerc';
 
 
-  function init$s() {
+  function init$r() {
     var zone = adjust_zone(this.zone, this.long0);
     if (zone === undefined) {
       throw new Error('unknown utm zone');
@@ -3664,7 +3664,7 @@
 
   var names$r = ["Universal Transverse Mercator System", "utm"];
   var utm = {
-    init: init$s,
+    init: init$r,
     names: names$r,
     dependsOn: dependsOn
   };
@@ -3675,7 +3675,7 @@
 
   var MAX_ITER$2 = 20;
 
-  function init$r() {
+  function init$q() {
     var sphi = Math.sin(this.lat0);
     var cphi = Math.cos(this.lat0);
     cphi *= cphi;
@@ -3718,13 +3718,13 @@
 
   var names$q = ["gauss"];
   var gauss = {
-    init: init$r,
+    init: init$q,
     forward: forward$q,
     inverse: inverse$q,
     names: names$q
   };
 
-  function init$q() {
+  function init$p() {
     gauss.init.apply(this);
     if (!this.rc) {
       return;
@@ -3780,7 +3780,7 @@
 
   var names$p = ["Stereographic_North_Pole", "Oblique_Stereographic", "sterea","Oblique Stereographic Alternative","Double_Stereographic"];
   var sterea = {
-    init: init$q,
+    init: init$p,
     forward: forward$p,
     inverse: inverse$p,
     names: names$p
@@ -3791,7 +3791,7 @@
     return (Math.tan(0.5 * (HALF_PI + phit)) * Math.pow((1 - sinphi) / (1 + sinphi), 0.5 * eccen));
   }
 
-  function init$p() {
+  function init$o() {
 
     // setting default parameters
     this.x0 = this.x0 || 0;
@@ -3955,7 +3955,7 @@
 
   var names$o = ["stere", "Stereographic_South_Pole", "Polar Stereographic (variant B)", "Polar_Stereographic"];
   var stere = {
-    init: init$p,
+    init: init$o,
     forward: forward$o,
     inverse: inverse$o,
     names: names$o,
@@ -3970,7 +3970,7 @@
       http://www.swisstopo.admin.ch/internet/swisstopo/fr/home/topics/survey/sys/refsys/switzerland.parsysrelated1.31216.downloadList.77004.DownloadFile.tmp/swissprojectionfr.pdf
     */
 
-  function init$o() {
+  function init$n() {
     var phy0 = this.lat0;
     this.lambda0 = this.long0;
     var sinPhy0 = Math.sin(phy0);
@@ -4043,7 +4043,7 @@
 
   var names$n = ["somerc"];
   var somerc = {
-    init: init$o,
+    init: init$n,
     forward: forward$n,
     inverse: inverse$n,
     names: names$n
@@ -4061,7 +4061,7 @@
 
   /* Initialize the Oblique Mercator  projection
       ------------------------------------------*/
-  function init$n() {  
+  function init$m() {  
     var con, com, cosph0, D, F, H, L, sinph0, p, J, gamma = 0,
       gamma0, lamc = 0, lam1 = 0, lam2 = 0, phi1 = 0, phi2 = 0, alpha_c = 0;
     
@@ -4280,13 +4280,13 @@
 
   var names$m = ["Hotine_Oblique_Mercator", "Hotine Oblique Mercator", "Hotine_Oblique_Mercator_Azimuth_Natural_Origin", "Hotine_Oblique_Mercator_Two_Point_Natural_Origin", "Hotine_Oblique_Mercator_Azimuth_Center", "Oblique_Mercator", "omerc"];
   var omerc = {
-    init: init$n,
+    init: init$m,
     forward: forward$m,
     inverse: inverse$m,
     names: names$m
   };
 
-  function init$m() {
+  function init$l() {
     
     //double lat0;                    /* the reference latitude               */
     //double long0;                   /* the reference longitude              */
@@ -4425,13 +4425,13 @@
   ];
 
   var lcc = {
-    init: init$m,
+    init: init$l,
     forward: forward$l,
     inverse: inverse$l,
     names: names$l
   };
 
-  function init$l() {
+  function init$k() {
     this.a = 6377397.155;
     this.es = 0.006674372230614;
     this.e = Math.sqrt(this.es);
@@ -4530,7 +4530,7 @@
 
   var names$k = ["Krovak", "krovak"];
   var krovak = {
-    init: init$l,
+    init: init$k,
     forward: forward$k,
     inverse: inverse$k,
     names: names$k
@@ -4582,7 +4582,7 @@
     return NaN;
   }
 
-  function init$k() {
+  function init$j() {
     if (!this.sphere) {
       this.e0 = e0fn(this.es);
       this.e1 = e1fn(this.es);
@@ -4674,7 +4674,7 @@
 
   var names$j = ["Cassini", "Cassini_Soldner", "cass"];
   var cass = {
-    init: init$k,
+    init: init$j,
     forward: forward$j,
     inverse: inverse$j,
     names: names$j
@@ -4705,7 +4705,7 @@
 
   /* Initialize the Lambert Azimuthal Equal Area projection
     ------------------------------------------------------*/
-  function init$j() {
+  function init$i() {
     var t = Math.abs(this.lat0);
     if (Math.abs(t - HALF_PI) < EPSLN) {
       this.mode = this.lat0 < 0 ? this.S_POLE : this.N_POLE;
@@ -4974,7 +4974,7 @@
 
   var names$i = ["Lambert Azimuthal Equal Area", "Lambert_Azimuthal_Equal_Area", "laea"];
   var laea = {
-    init: init$j,
+    init: init$i,
     forward: forward$i,
     inverse: inverse$i,
     names: names$i,
@@ -4991,7 +4991,7 @@
     return Math.asin(x);
   }
 
-  function init$i() {
+  function init$h() {
 
     if (Math.abs(this.lat1 + this.lat2) < EPSLN) {
       return;
@@ -5108,7 +5108,7 @@
 
   var names$h = ["Albers_Conic_Equal_Area", "Albers", "aea"];
   var aea = {
-    init: init$i,
+    init: init$h,
     forward: forward$h,
     inverse: inverse$h,
     names: names$h,
@@ -5121,7 +5121,7 @@
       http://mathworld.wolfram.com/GnomonicProjection.html
       Accessed: 12th November 2009
     */
-  function init$h() {
+  function init$g() {
 
     /* Place parameters in static storage for common use
         -------------------------------------------------*/
@@ -5210,7 +5210,7 @@
 
   var names$g = ["gnom"];
   var gnom = {
-    init: init$h,
+    init: init$g,
     forward: forward$g,
     inverse: inverse$g,
     names: names$g
@@ -5253,7 +5253,7 @@
       A User's Manual" by Gerald I. Evenden,
       USGS Open File Report 90-284and Release 4 Interim Reports (2003)
   */
-  function init$g() {
+  function init$f() {
     //no-op
     if (!this.sphere) {
       this.k0 = msfnz(this.e, Math.sin(this.lat_ts), Math.cos(this.lat_ts));
@@ -5307,13 +5307,13 @@
 
   var names$f = ["cea"];
   var cea = {
-    init: init$g,
+    init: init$f,
     forward: forward$f,
     inverse: inverse$f,
     names: names$f
   };
 
-  function init$f() {
+  function init$e() {
 
     this.x0 = this.x0 || 0;
     this.y0 = this.y0 || 0;
@@ -5353,7 +5353,7 @@
 
   var names$e = ["Equirectangular", "Equidistant_Cylindrical", "eqc"];
   var eqc = {
-    init: init$f,
+    init: init$e,
     forward: forward$e,
     inverse: inverse$e,
     names: names$e
@@ -5361,7 +5361,7 @@
 
   var MAX_ITER$1 = 20;
 
-  function init$e() {
+  function init$d() {
     /* Place parameters in static storage for common use
         -------------------------------------------------*/
     this.temp = this.b / this.a;
@@ -5479,13 +5479,13 @@
 
   var names$d = ["Polyconic", "poly"];
   var poly = {
-    init: init$e,
+    init: init$d,
     forward: forward$d,
     inverse: inverse$d,
     names: names$d
   };
 
-  function init$d() {
+  function init$c() {
     this.A = [];
     this.A[1] = 0.6399175073;
     this.A[2] = -0.1358797613;
@@ -5688,7 +5688,7 @@
 
   var names$c = ["New_Zealand_Map_Grid", "nzmg"];
   var nzmg = {
-    init: init$d,
+    init: init$c,
     forward: forward$c,
     inverse: inverse$c,
     names: names$c
@@ -5703,7 +5703,7 @@
 
   /* Initialize the Miller Cylindrical projection
     -------------------------------------------*/
-  function init$c() {
+  function init$b() {
     //no-op
   }
 
@@ -5739,7 +5739,7 @@
 
   var names$b = ["Miller_Cylindrical", "mill"];
   var mill = {
-    init: init$c,
+    init: init$b,
     forward: forward$b,
     inverse: inverse$b,
     names: names$b
@@ -5748,7 +5748,7 @@
   var MAX_ITER = 20;
 
 
-  function init$b() {
+  function init$a() {
     /* Place parameters in static storage for common use
       -------------------------------------------------*/
 
@@ -5847,13 +5847,13 @@
 
   var names$a = ["Sinusoidal", "sinu"];
   var sinu = {
-    init: init$b,
+    init: init$a,
     forward: forward$a,
     inverse: inverse$a,
     names: names$a
   };
 
-  function init$a() {}
+  function init$9() {}
   /* Mollweide forward equations--mapping lat,long to x,y
       ----------------------------------------------------*/
   function forward$9(p) {
@@ -5929,13 +5929,13 @@
 
   var names$9 = ["Mollweide", "moll"];
   var moll = {
-    init: init$a,
+    init: init$9,
     forward: forward$9,
     inverse: inverse$9,
     names: names$9
   };
 
-  function init$9() {
+  function init$8() {
 
     /* Place parameters in static storage for common use
         -------------------------------------------------*/
@@ -6036,7 +6036,7 @@
 
   var names$8 = ["Equidistant_Conic", "eqdc"];
   var eqdc = {
-    init: init$9,
+    init: init$8,
     forward: forward$8,
     inverse: inverse$8,
     names: names$8
@@ -6044,7 +6044,7 @@
 
   /* Initialize the Van Der Grinten projection
     ----------------------------------------*/
-  function init$8() {
+  function init$7() {
     //this.R = 6370997; //Radius of earth
     this.R = this.a;
   }
@@ -6160,13 +6160,13 @@
 
   var names$7 = ["Van_der_Grinten_I", "VanDerGrinten", "vandg"];
   var vandg = {
-    init: init$8,
+    init: init$7,
     forward: forward$7,
     inverse: inverse$7,
     names: names$7
   };
 
-  function init$7() {
+  function init$6() {
     this.sin_p12 = Math.sin(this.lat0);
     this.cos_p12 = Math.cos(this.lat0);
   }
@@ -6355,13 +6355,13 @@
 
   var names$6 = ["Azimuthal_Equidistant", "aeqd"];
   var aeqd = {
-    init: init$7,
+    init: init$6,
     forward: forward$6,
     inverse: inverse$6,
     names: names$6
   };
 
-  function init$6() {
+  function init$5() {
     //double temp;      /* temporary variable    */
 
     /* Place parameters in static storage for common use
@@ -6443,7 +6443,7 @@
 
   var names$5 = ["ortho"];
   var ortho = {
-    init: init$6,
+    init: init$5,
     forward: forward$5,
     inverse: inverse$5,
     names: names$5
@@ -6470,7 +6470,7 @@
       AREA_3: 4
   };
 
-  function init$5() {
+  function init$4() {
 
     this.x0 = this.x0 || 0;
     this.y0 = this.y0 || 0;
@@ -6810,7 +6810,7 @@
 
   var names$4 = ["Quadrilateralized Spherical Cube", "Quadrilateralized_Spherical_Cube", "qsc"];
   var qsc = {
-    init: init$5,
+    init: init$4,
     forward: forward$4,
     inverse: inverse$4,
     names: names$4
@@ -6891,7 +6891,7 @@
       return x;
   }
 
-  function init$4() {
+  function init$3() {
       this.x0 = this.x0 || 0;
       this.y0 = this.y0 || 0;
       this.long0 = this.long0 || 0;
@@ -6970,13 +6970,13 @@
 
   var names$3 = ["Robinson", "robin"];
   var robin = {
-    init: init$4,
+    init: init$3,
     forward: forward$3,
     inverse: inverse$3,
     names: names$3
   };
 
-  function init$3() {
+  function init$2() {
       this.name = 'geocent';
 
   }
@@ -6993,7 +6993,7 @@
 
   var names$2 = ["Geocentric", 'geocentric', "geocent", "Geocent"];
   var geocent = {
-      init: init$3,
+      init: init$2,
       forward: forward$2,
       inverse: inverse$2,
       names: names$2
@@ -7014,7 +7014,7 @@
     lat0:  { def: 0, num: true }                 // default is Equator, conversion to rad is automatic
   };
 
-  function init$2() {
+  function init$1() {
     Object.keys(params).forEach(function (p) {
       if (typeof this[p] === "undefined") {
         this[p] = params[p].def;
@@ -7159,13 +7159,13 @@
 
   var names$1 = ["Tilted_Perspective", "tpers"];
   var tpers = {
-    init: init$2,
+    init: init$1,
     forward: forward$1,
     inverse: inverse$1,
     names: names$1
   };
 
-  function init$1() {
+  function init() {
       this.flip_axis = (this.sweep === 'x' ? 1 : 0);
       this.h = Number(this.h);
       this.radius_g_1 = this.h / this.a;
@@ -7316,7 +7316,7 @@
 
   var names = ["Geostationary Satellite View", "Geostationary_Satellite", "geos"];
   var geos = {
-      init: init$1,
+      init: init,
       forward: forward,
       inverse: inverse,
       names: names,
@@ -7366,2421 +7366,157 @@
   proj4.version = '__VERSION__';
   includedProjections(proj4);
 
-  var global$1 = (typeof global !== "undefined" ? global :
-    typeof self !== "undefined" ? self :
-    typeof window !== "undefined" ? window : {});
-
-  var lookup = [];
-  var revLookup = [];
-  var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array;
-  var inited = false;
-  function init () {
-    inited = true;
-    var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
-    for (var i = 0, len = code.length; i < len; ++i) {
-      lookup[i] = code[i];
-      revLookup[code.charCodeAt(i)] = i;
-    }
-
-    revLookup['-'.charCodeAt(0)] = 62;
-    revLookup['_'.charCodeAt(0)] = 63;
-  }
+  var f,m="deflate-raw",x=self.DecompressionStream;try{new x(m),f=async t=>{let n=new x(m),e=n.writable.getWriter(),i=n.readable.getReader();e.write(t),e.close();let c,o=[],s=0,a=0,l;for(;!(l=await i.read()).done;)c=l.value,o.push(c),s+=c.length;return o.length-1?(c=new Uint8Array(s),o.map(r=>{c.set(r,a),a+=r.length;}),c):o[0]};}catch{}var _=new TextDecoder,h=t=>{throw new Error("but-unzip~"+t)},E=t=>_.decode(t),A=t=>{let n=t.length-20,e=Math.max(n-65516,2);for(;(n=t.lastIndexOf(80,n-1))!==-1&&!(t[n+1]===75&&t[n+2]===5&&t[n+3]===6)&&n>e;);return n};function*C(t,n=f){let e=A(t);e===-1&&h(2);let i=(r,d)=>t.subarray(e+=r,e+=d),c=new DataView(t.buffer,t.byteOffset),o=r=>c.getUint16(r+e,!0),s=r=>c.getUint32(r+e,!0),a=o(10);for(a!==o(8)&&h(3),e=s(16);a--;){let r=o(10),d=o(28),g=o(30),y=o(32),b=s(20),w=s(42),p=E(i(46,d)),D=E(i(g,y)),L=e,u;e=w,u=i(30+o(26)+o(28),b),yield {filename:p,comment:D,read:()=>r&8?n(u):r?h(1):u},e=L;}}
 
-  function toByteArray (b64) {
-    if (!inited) {
-      init();
+  const regex$1 = /.+\.(shp|dbf|json|prj|cpg)$/i;
+  var unzip = async (buffer) => {
+    const files = {};
+    const proms = [];
+    for (const entry of C(buffer)) {
+      if (!regex$1.test(entry.filename)) {
+        continue;
+      }
+      proms.push(Promise.resolve(entry.read()).then(bytes => files[entry.filename] = bytes));
     }
-    var i, j, l, tmp, placeHolders, arr;
-    var len = b64.length;
-
-    if (len % 4 > 0) {
-      throw new Error('Invalid string. Length must be a multiple of 4')
+    await Promise.all(proms);
+    const out = {};
+    const decoder = new TextDecoder();
+    for (const [key, value] of Object.entries(files)) {
+      if (key.slice(-3).toLowerCase() === 'shp' || key.slice(-3).toLowerCase() === 'dbf') {
+        out[key] = new DataView(value.buffer, value.byteOffset, value.byteLength);
+      } else {
+        out[key] = decoder.decode(value);
+      }
     }
+    return out;
+  };
 
-    // the number of equal signs (place holders)
-    // if there are two placeholders, than the two characters before it
-    // represent one byte
-    // if there is only one, then the three characters before it represent 2 bytes
-    // this is just a cheap hack to not do indexOf twice
-    placeHolders = b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0;
-
-    // base64 is 4/3 + up to two characters of the original data
-    arr = new Arr(len * 3 / 4 - placeHolders);
-
-    // if there are placeholders, only get up to the last complete 4 chars
-    l = placeHolders > 0 ? len - 4 : len;
-
-    var L = 0;
-
-    for (i = 0, j = 0; i < l; i += 4, j += 3) {
-      tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)];
-      arr[L++] = (tmp >> 16) & 0xFF;
-      arr[L++] = (tmp >> 8) & 0xFF;
-      arr[L++] = tmp & 0xFF;
-    }
+  const URL$1 = globalThis.URL;
 
-    if (placeHolders === 2) {
-      tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4);
-      arr[L++] = tmp & 0xFF;
-    } else if (placeHolders === 1) {
-      tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2);
-      arr[L++] = (tmp >> 8) & 0xFF;
-      arr[L++] = tmp & 0xFF;
+  var combine$1 = (base, type) => {
+    if (!type) {
+      return base;
     }
+    const url = new URL$1(base);
+    url.pathname = `${url.pathname}.${type}`;
+    return url.href;
+  };
 
-    return arr
-  }
-
-  function tripletToBase64 (num) {
-    return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F]
-  }
+  async function binaryAjax(_url, type) {
 
-  function encodeChunk (uint8, start, end) {
-    var tmp;
-    var output = [];
-    for (var i = start; i < end; i += 3) {
-      tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2]);
-      output.push(tripletToBase64(tmp));
+    const url = combine$1(_url, type);
+    const isOptionalTxt = type === 'prj' || type === 'cpg';
+    try {
+      const resp = await fetch(url);
+      if (resp.status > 399) {
+        throw new Error(resp.statusText);
+      }
+      if (isOptionalTxt) {
+        return resp.text();
+      }
+      const parsed = await resp.arrayBuffer();
+      return new DataView(parsed)
+    } catch (e) {
+      if (isOptionalTxt || type === 'dbf') {
+        return false;
+      }
+      throw e;
     }
-    return output.join('')
   }
 
-  function fromByteArray (uint8) {
-    if (!inited) {
-      init();
-    }
-    var tmp;
-    var len = uint8.length;
-    var extraBytes = len % 3; // if we have 1 byte left, pad 2 bytes
-    var output = '';
-    var parts = [];
-    var maxChunkLength = 16383; // must be multiple of 3
-
-    // go through the array every three bytes, we'll deal with trailing stuff later
-    for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
-      parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)));
+  function isClockWise(array) {
+    let sum = 0;
+    let i = 1;
+    const len = array.length;
+    let prev, cur;
+    const bbox = [array[0][0], array[0][1], array[0][0], array[0][1]];
+    while (i < len) {
+      prev = cur || array[0];
+      cur = array[i];
+      sum += ((cur[0] - prev[0]) * (cur[1] + prev[1]));
+      i++;
+      if (cur[0] < bbox[0]) {
+        bbox[0] = cur[0];
+      }
+      if (cur[1] < bbox[1]) {
+        bbox[1] = cur[1];
+      }
+      if (cur[0] > bbox[2]) {
+        bbox[2] = cur[0];
+      }
+      if (cur[1] > bbox[3]) {
+        bbox[3] = cur[1];
+      }
     }
-
-    // pad the end with zeros, but make sure to not forget the extra bytes
-    if (extraBytes === 1) {
-      tmp = uint8[len - 1];
-      output += lookup[tmp >> 2];
-      output += lookup[(tmp << 4) & 0x3F];
-      output += '==';
-    } else if (extraBytes === 2) {
-      tmp = (uint8[len - 2] << 8) + (uint8[len - 1]);
-      output += lookup[tmp >> 10];
-      output += lookup[(tmp >> 4) & 0x3F];
-      output += lookup[(tmp << 2) & 0x3F];
-      output += '=';
+    return {
+      ring: array,
+      clockWise: sum > 0,
+      bbox,
+      children: []
     }
 
-    parts.push(output);
-
-    return parts.join('')
   }
 
-  function read (buffer, offset, isLE, mLen, nBytes) {
-    var e, m;
-    var eLen = nBytes * 8 - mLen - 1;
-    var eMax = (1 << eLen) - 1;
-    var eBias = eMax >> 1;
-    var nBits = -7;
-    var i = isLE ? (nBytes - 1) : 0;
-    var d = isLE ? -1 : 1;
-    var s = buffer[offset + i];
-
-    i += d;
-
-    e = s & ((1 << (-nBits)) - 1);
-    s >>= (-nBits);
-    nBits += eLen;
-    for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-    m = e & ((1 << (-nBits)) - 1);
-    e >>= (-nBits);
-    nBits += mLen;
-    for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-    if (e === 0) {
-      e = 1 - eBias;
-    } else if (e === eMax) {
-      return m ? NaN : ((s ? -1 : 1) * Infinity)
-    } else {
-      m = m + Math.pow(2, mLen);
-      e = e - eBias;
+  function contains(outer, inner) {
+    if (outer.bbox[0] > inner.bbox[0]) {
+      return false;
+    }
+    if (outer.bbox[1] > inner.bbox[1]) {
+      return false;
+    }
+    if (outer.bbox[2] < inner.bbox[2]) {
+      return false;
+    }
+    if (outer.bbox[3] < inner.bbox[3]) {
+      return false;
     }
-    return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
+    return true;
   }
 
-  function write (buffer, value, offset, isLE, mLen, nBytes) {
-    var e, m, c;
-    var eLen = nBytes * 8 - mLen - 1;
-    var eMax = (1 << eLen) - 1;
-    var eBias = eMax >> 1;
-    var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0);
-    var i = isLE ? 0 : (nBytes - 1);
-    var d = isLE ? 1 : -1;
-    var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;
-
-    value = Math.abs(value);
-
-    if (isNaN(value) || value === Infinity) {
-      m = isNaN(value) ? 1 : 0;
-      e = eMax;
-    } else {
-      e = Math.floor(Math.log(value) / Math.LN2);
-      if (value * (c = Math.pow(2, -e)) < 1) {
-        e--;
-        c *= 2;
-      }
-      if (e + eBias >= 1) {
-        value += rt / c;
+  function handleRings(rings) {
+    const outers = [];
+    const inners = [];
+    for (const ring of rings) {
+      const proccessed = isClockWise(ring);
+      if (proccessed.clockWise) {
+        outers.push(proccessed);
       } else {
-        value += rt * Math.pow(2, 1 - eBias);
-      }
-      if (value * c >= 2) {
-        e++;
-        c /= 2;
+        inners.push(proccessed);
       }
+    }
+    // this is an optimization, 
+    // but it would also put in weird bad rings that would otherwise get left out
+    // if (outers.length === 1) {
+    //   const out = [outers[0].ring]
+    //   for (const inner of inners) {
+    //     out.push(inner.ring);
 
-      if (e + eBias >= eMax) {
-        m = 0;
-        e = eMax;
-      } else if (e + eBias >= 1) {
-        m = (value * c - 1) * Math.pow(2, mLen);
-        e = e + eBias;
-      } else {
-        m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
-        e = 0;
+    //   }
+    //   return [out];
+    // }
+    for (const inner of inners) {
+      for (const outer of outers) {
+        if (contains(outer, inner)) {
+          outer.children.push(inner.ring);
+          break;
+        }
       }
     }
-
-    for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
-
-    e = (e << mLen) | m;
-    eLen += mLen;
-    for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
-
-    buffer[offset + i - d] |= s * 128;
+    const out = [];
+    for (const outer of outers) {
+      out.push([outer.ring].concat(outer.children));
+    }
+    return out;
   }
-
-  var toString = {}.toString;
-
-  var isArray = Array.isArray || function (arr) {
-    return toString.call(arr) == '[object Array]';
-  };
-
-  /*!
-   * The buffer module from node.js, for the browser.
-   *
-   * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
-   * @license  MIT
-   */
-
-  var INSPECT_MAX_BYTES = 50;
-
-  /**
-   * If `Buffer.TYPED_ARRAY_SUPPORT`:
-   *   === true    Use Uint8Array implementation (fastest)
-   *   === false   Use Object implementation (most compatible, even IE6)
-   *
-   * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
-   * Opera 11.6+, iOS 4.2+.
-   *
-   * Due to various browser bugs, sometimes the Object implementation will be used even
-   * when the browser supports typed arrays.
-   *
-   * Note:
-   *
-   *   - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
-   *     See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
-   *
-   *   - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
-   *
-   *   - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
-   *     incorrect length in some situations.
-
-   * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
-   * get the Object implementation, which is slower but behaves correctly.
-   */
-  Buffer.TYPED_ARRAY_SUPPORT = global$1.TYPED_ARRAY_SUPPORT !== undefined
-    ? global$1.TYPED_ARRAY_SUPPORT
-    : true;
-
-  /*
-   * Export kMaxLength after typed array support is determined.
-   */
-  kMaxLength();
-
-  function kMaxLength () {
-    return Buffer.TYPED_ARRAY_SUPPORT
-      ? 0x7fffffff
-      : 0x3fffffff
-  }
-
-  function createBuffer (that, length) {
-    if (kMaxLength() < length) {
-      throw new RangeError('Invalid typed array length')
-    }
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      // Return an augmented `Uint8Array` instance, for best performance
-      that = new Uint8Array(length);
-      that.__proto__ = Buffer.prototype;
-    } else {
-      // Fallback: Return an object instance of the Buffer class
-      if (that === null) {
-        that = new Buffer(length);
-      }
-      that.length = length;
-    }
-
-    return that
-  }
-
-  /**
-   * The Buffer constructor returns instances of `Uint8Array` that have their
-   * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
-   * `Uint8Array`, so the returned instances will have all the node `Buffer` methods
-   * and the `Uint8Array` methods. Square bracket notation works as expected -- it
-   * returns a single octet.
-   *
-   * The `Uint8Array` prototype remains unmodified.
-   */
-
-  function Buffer (arg, encodingOrOffset, length) {
-    if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
-      return new Buffer(arg, encodingOrOffset, length)
-    }
-
-    // Common case.
-    if (typeof arg === 'number') {
-      if (typeof encodingOrOffset === 'string') {
-        throw new Error(
-          'If encoding is specified then the first argument must be a string'
-        )
-      }
-      return allocUnsafe(this, arg)
-    }
-    return from(this, arg, encodingOrOffset, length)
-  }
-
-  Buffer.poolSize = 8192; // not used by this implementation
-
-  // TODO: Legacy, not needed anymore. Remove in next major version.
-  Buffer._augment = function (arr) {
-    arr.__proto__ = Buffer.prototype;
-    return arr
-  };
-
-  function from (that, value, encodingOrOffset, length) {
-    if (typeof value === 'number') {
-      throw new TypeError('"value" argument must not be a number')
-    }
-
-    if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
-      return fromArrayBuffer(that, value, encodingOrOffset, length)
-    }
-
-    if (typeof value === 'string') {
-      return fromString(that, value, encodingOrOffset)
-    }
-
-    return fromObject(that, value)
-  }
-
-  /**
-   * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
-   * if value is a number.
-   * Buffer.from(str[, encoding])
-   * Buffer.from(array)
-   * Buffer.from(buffer)
-   * Buffer.from(arrayBuffer[, byteOffset[, length]])
-   **/
-  Buffer.from = function (value, encodingOrOffset, length) {
-    return from(null, value, encodingOrOffset, length)
-  };
-
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    Buffer.prototype.__proto__ = Uint8Array.prototype;
-    Buffer.__proto__ = Uint8Array;
-  }
-
-  function assertSize (size) {
-    if (typeof size !== 'number') {
-      throw new TypeError('"size" argument must be a number')
-    } else if (size < 0) {
-      throw new RangeError('"size" argument must not be negative')
-    }
-  }
-
-  function alloc (that, size, fill, encoding) {
-    assertSize(size);
-    if (size <= 0) {
-      return createBuffer(that, size)
-    }
-    if (fill !== undefined) {
-      // Only pay attention to encoding if it's a string. This
-      // prevents accidentally sending in a number that would
-      // be interpretted as a start offset.
-      return typeof encoding === 'string'
-        ? createBuffer(that, size).fill(fill, encoding)
-        : createBuffer(that, size).fill(fill)
-    }
-    return createBuffer(that, size)
-  }
-
-  /**
-   * Creates a new filled Buffer instance.
-   * alloc(size[, fill[, encoding]])
-   **/
-  Buffer.alloc = function (size, fill, encoding) {
-    return alloc(null, size, fill, encoding)
-  };
-
-  function allocUnsafe (that, size) {
-    assertSize(size);
-    that = createBuffer(that, size < 0 ? 0 : checked(size) | 0);
-    if (!Buffer.TYPED_ARRAY_SUPPORT) {
-      for (var i = 0; i < size; ++i) {
-        that[i] = 0;
-      }
-    }
-    return that
-  }
-
-  /**
-   * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
-   * */
-  Buffer.allocUnsafe = function (size) {
-    return allocUnsafe(null, size)
-  };
-  /**
-   * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
-   */
-  Buffer.allocUnsafeSlow = function (size) {
-    return allocUnsafe(null, size)
-  };
-
-  function fromString (that, string, encoding) {
-    if (typeof encoding !== 'string' || encoding === '') {
-      encoding = 'utf8';
-    }
-
-    if (!Buffer.isEncoding(encoding)) {
-      throw new TypeError('"encoding" must be a valid string encoding')
-    }
-
-    var length = byteLength(string, encoding) | 0;
-    that = createBuffer(that, length);
-
-    var actual = that.write(string, encoding);
-
-    if (actual !== length) {
-      // Writing a hex string, for example, that contains invalid characters will
-      // cause everything after the first invalid character to be ignored. (e.g.
-      // 'abxxcd' will be treated as 'ab')
-      that = that.slice(0, actual);
-    }
-
-    return that
-  }
-
-  function fromArrayLike (that, array) {
-    var length = array.length < 0 ? 0 : checked(array.length) | 0;
-    that = createBuffer(that, length);
-    for (var i = 0; i < length; i += 1) {
-      that[i] = array[i] & 255;
-    }
-    return that
-  }
-
-  function fromArrayBuffer (that, array, byteOffset, length) {
-    array.byteLength; // this throws if `array` is not a valid ArrayBuffer
-
-    if (byteOffset < 0 || array.byteLength < byteOffset) {
-      throw new RangeError('\'offset\' is out of bounds')
-    }
-
-    if (array.byteLength < byteOffset + (length || 0)) {
-      throw new RangeError('\'length\' is out of bounds')
-    }
-
-    if (byteOffset === undefined && length === undefined) {
-      array = new Uint8Array(array);
-    } else if (length === undefined) {
-      array = new Uint8Array(array, byteOffset);
-    } else {
-      array = new Uint8Array(array, byteOffset, length);
-    }
-
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      // Return an augmented `Uint8Array` instance, for best performance
-      that = array;
-      that.__proto__ = Buffer.prototype;
-    } else {
-      // Fallback: Return an object instance of the Buffer class
-      that = fromArrayLike(that, array);
-    }
-    return that
-  }
-
-  function fromObject (that, obj) {
-    if (internalIsBuffer(obj)) {
-      var len = checked(obj.length) | 0;
-      that = createBuffer(that, len);
-
-      if (that.length === 0) {
-        return that
-      }
-
-      obj.copy(that, 0, 0, len);
-      return that
-    }
-
-    if (obj) {
-      if ((typeof ArrayBuffer !== 'undefined' &&
-          obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
-        if (typeof obj.length !== 'number' || isnan(obj.length)) {
-          return createBuffer(that, 0)
-        }
-        return fromArrayLike(that, obj)
-      }
-
-      if (obj.type === 'Buffer' && isArray(obj.data)) {
-        return fromArrayLike(that, obj.data)
-      }
-    }
-
-    throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
-  }
-
-  function checked (length) {
-    // Note: cannot use `length < kMaxLength()` here because that fails when
-    // length is NaN (which is otherwise coerced to zero.)
-    if (length >= kMaxLength()) {
-      throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
-                           'size: 0x' + kMaxLength().toString(16) + ' bytes')
-    }
-    return length | 0
-  }
-  Buffer.isBuffer = isBuffer;
-  function internalIsBuffer (b) {
-    return !!(b != null && b._isBuffer)
-  }
-
-  Buffer.compare = function compare (a, b) {
-    if (!internalIsBuffer(a) || !internalIsBuffer(b)) {
-      throw new TypeError('Arguments must be Buffers')
-    }
-
-    if (a === b) return 0
-
-    var x = a.length;
-    var y = b.length;
-
-    for (var i = 0, len = Math.min(x, y); i < len; ++i) {
-      if (a[i] !== b[i]) {
-        x = a[i];
-        y = b[i];
-        break
-      }
-    }
-
-    if (x < y) return -1
-    if (y < x) return 1
-    return 0
-  };
-
-  Buffer.isEncoding = function isEncoding (encoding) {
-    switch (String(encoding).toLowerCase()) {
-      case 'hex':
-      case 'utf8':
-      case 'utf-8':
-      case 'ascii':
-      case 'latin1':
-      case 'binary':
-      case 'base64':
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return true
-      default:
-        return false
-    }
-  };
-
-  Buffer.concat = function concat (list, length) {
-    if (!isArray(list)) {
-      throw new TypeError('"list" argument must be an Array of Buffers')
-    }
-
-    if (list.length === 0) {
-      return Buffer.alloc(0)
-    }
-
-    var i;
-    if (length === undefined) {
-      length = 0;
-      for (i = 0; i < list.length; ++i) {
-        length += list[i].length;
-      }
-    }
-
-    var buffer = Buffer.allocUnsafe(length);
-    var pos = 0;
-    for (i = 0; i < list.length; ++i) {
-      var buf = list[i];
-      if (!internalIsBuffer(buf)) {
-        throw new TypeError('"list" argument must be an Array of Buffers')
-      }
-      buf.copy(buffer, pos);
-      pos += buf.length;
-    }
-    return buffer
-  };
-
-  function byteLength (string, encoding) {
-    if (internalIsBuffer(string)) {
-      return string.length
-    }
-    if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
-        (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
-      return string.byteLength
-    }
-    if (typeof string !== 'string') {
-      string = '' + string;
-    }
-
-    var len = string.length;
-    if (len === 0) return 0
-
-    // Use a for loop to avoid recursion
-    var loweredCase = false;
-    for (;;) {
-      switch (encoding) {
-        case 'ascii':
-        case 'latin1':
-        case 'binary':
-          return len
-        case 'utf8':
-        case 'utf-8':
-        case undefined:
-          return utf8ToBytes(string).length
-        case 'ucs2':
-        case 'ucs-2':
-        case 'utf16le':
-        case 'utf-16le':
-          return len * 2
-        case 'hex':
-          return len >>> 1
-        case 'base64':
-          return base64ToBytes(string).length
-        default:
-          if (loweredCase) return utf8ToBytes(string).length // assume utf8
-          encoding = ('' + encoding).toLowerCase();
-          loweredCase = true;
-      }
-    }
-  }
-  Buffer.byteLength = byteLength;
-
-  function slowToString (encoding, start, end) {
-    var loweredCase = false;
-
-    // No need to verify that "this.length <= MAX_UINT32" since it's a read-only
-    // property of a typed array.
-
-    // This behaves neither like String nor Uint8Array in that we set start/end
-    // to their upper/lower bounds if the value passed is out of range.
-    // undefined is handled specially as per ECMA-262 6th Edition,
-    // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
-    if (start === undefined || start < 0) {
-      start = 0;
-    }
-    // Return early if start > this.length. Done here to prevent potential uint32
-    // coercion fail below.
-    if (start > this.length) {
-      return ''
-    }
-
-    if (end === undefined || end > this.length) {
-      end = this.length;
-    }
-
-    if (end <= 0) {
-      return ''
-    }
-
-    // Force coersion to uint32. This will also coerce falsey/NaN values to 0.
-    end >>>= 0;
-    start >>>= 0;
-
-    if (end <= start) {
-      return ''
-    }
-
-    if (!encoding) encoding = 'utf8';
-
-    while (true) {
-      switch (encoding) {
-        case 'hex':
-          return hexSlice(this, start, end)
-
-        case 'utf8':
-        case 'utf-8':
-          return utf8Slice(this, start, end)
-
-        case 'ascii':
-          return asciiSlice(this, start, end)
-
-        case 'latin1':
-        case 'binary':
-          return latin1Slice(this, start, end)
-
-        case 'base64':
-          return base64Slice(this, start, end)
-
-        case 'ucs2':
-        case 'ucs-2':
-        case 'utf16le':
-        case 'utf-16le':
-          return utf16leSlice(this, start, end)
-
-        default:
-          if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-          encoding = (encoding + '').toLowerCase();
-          loweredCase = true;
-      }
-    }
-  }
-
-  // The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
-  // Buffer instances.
-  Buffer.prototype._isBuffer = true;
-
-  function swap (b, n, m) {
-    var i = b[n];
-    b[n] = b[m];
-    b[m] = i;
-  }
-
-  Buffer.prototype.swap16 = function swap16 () {
-    var len = this.length;
-    if (len % 2 !== 0) {
-      throw new RangeError('Buffer size must be a multiple of 16-bits')
-    }
-    for (var i = 0; i < len; i += 2) {
-      swap(this, i, i + 1);
-    }
-    return this
-  };
-
-  Buffer.prototype.swap32 = function swap32 () {
-    var len = this.length;
-    if (len % 4 !== 0) {
-      throw new RangeError('Buffer size must be a multiple of 32-bits')
-    }
-    for (var i = 0; i < len; i += 4) {
-      swap(this, i, i + 3);
-      swap(this, i + 1, i + 2);
-    }
-    return this
-  };
-
-  Buffer.prototype.swap64 = function swap64 () {
-    var len = this.length;
-    if (len % 8 !== 0) {
-      throw new RangeError('Buffer size must be a multiple of 64-bits')
-    }
-    for (var i = 0; i < len; i += 8) {
-      swap(this, i, i + 7);
-      swap(this, i + 1, i + 6);
-      swap(this, i + 2, i + 5);
-      swap(this, i + 3, i + 4);
-    }
-    return this
-  };
-
-  Buffer.prototype.toString = function toString () {
-    var length = this.length | 0;
-    if (length === 0) return ''
-    if (arguments.length === 0) return utf8Slice(this, 0, length)
-    return slowToString.apply(this, arguments)
-  };
-
-  Buffer.prototype.equals = function equals (b) {
-    if (!internalIsBuffer(b)) throw new TypeError('Argument must be a Buffer')
-    if (this === b) return true
-    return Buffer.compare(this, b) === 0
-  };
-
-  Buffer.prototype.inspect = function inspect () {
-    var str = '';
-    var max = INSPECT_MAX_BYTES;
-    if (this.length > 0) {
-      str = this.toString('hex', 0, max).match(/.{2}/g).join(' ');
-      if (this.length > max) str += ' ... ';
-    }
-    return '<Buffer ' + str + '>'
-  };
-
-  Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
-    if (!internalIsBuffer(target)) {
-      throw new TypeError('Argument must be a Buffer')
-    }
-
-    if (start === undefined) {
-      start = 0;
-    }
-    if (end === undefined) {
-      end = target ? target.length : 0;
-    }
-    if (thisStart === undefined) {
-      thisStart = 0;
-    }
-    if (thisEnd === undefined) {
-      thisEnd = this.length;
-    }
-
-    if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
-      throw new RangeError('out of range index')
-    }
-
-    if (thisStart >= thisEnd && start >= end) {
-      return 0
-    }
-    if (thisStart >= thisEnd) {
-      return -1
-    }
-    if (start >= end) {
-      return 1
-    }
-
-    start >>>= 0;
-    end >>>= 0;
-    thisStart >>>= 0;
-    thisEnd >>>= 0;
-
-    if (this === target) return 0
-
-    var x = thisEnd - thisStart;
-    var y = end - start;
-    var len = Math.min(x, y);
-
-    var thisCopy = this.slice(thisStart, thisEnd);
-    var targetCopy = target.slice(start, end);
-
-    for (var i = 0; i < len; ++i) {
-      if (thisCopy[i] !== targetCopy[i]) {
-        x = thisCopy[i];
-        y = targetCopy[i];
-        break
-      }
-    }
-
-    if (x < y) return -1
-    if (y < x) return 1
-    return 0
-  };
-
-  // Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
-  // OR the last index of `val` in `buffer` at offset <= `byteOffset`.
-  //
-  // Arguments:
-  // - buffer - a Buffer to search
-  // - val - a string, Buffer, or number
-  // - byteOffset - an index into `buffer`; will be clamped to an int32
-  // - encoding - an optional encoding, relevant is val is a string
-  // - dir - true for indexOf, false for lastIndexOf
-  function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
-    // Empty buffer means no match
-    if (buffer.length === 0) return -1
-
-    // Normalize byteOffset
-    if (typeof byteOffset === 'string') {
-      encoding = byteOffset;
-      byteOffset = 0;
-    } else if (byteOffset > 0x7fffffff) {
-      byteOffset = 0x7fffffff;
-    } else if (byteOffset < -0x80000000) {
-      byteOffset = -0x80000000;
-    }
-    byteOffset = +byteOffset;  // Coerce to Number.
-    if (isNaN(byteOffset)) {
-      // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
-      byteOffset = dir ? 0 : (buffer.length - 1);
-    }
-
-    // Normalize byteOffset: negative offsets start from the end of the buffer
-    if (byteOffset < 0) byteOffset = buffer.length + byteOffset;
-    if (byteOffset >= buffer.length) {
-      if (dir) return -1
-      else byteOffset = buffer.length - 1;
-    } else if (byteOffset < 0) {
-      if (dir) byteOffset = 0;
-      else return -1
-    }
-
-    // Normalize val
-    if (typeof val === 'string') {
-      val = Buffer.from(val, encoding);
-    }
-
-    // Finally, search either indexOf (if dir is true) or lastIndexOf
-    if (internalIsBuffer(val)) {
-      // Special case: looking for empty string/buffer always fails
-      if (val.length === 0) {
-        return -1
-      }
-      return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
-    } else if (typeof val === 'number') {
-      val = val & 0xFF; // Search for a byte value [0-255]
-      if (Buffer.TYPED_ARRAY_SUPPORT &&
-          typeof Uint8Array.prototype.indexOf === 'function') {
-        if (dir) {
-          return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
-        } else {
-          return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
-        }
-      }
-      return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
-    }
-
-    throw new TypeError('val must be string, number or Buffer')
-  }
-
-  function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
-    var indexSize = 1;
-    var arrLength = arr.length;
-    var valLength = val.length;
-
-    if (encoding !== undefined) {
-      encoding = String(encoding).toLowerCase();
-      if (encoding === 'ucs2' || encoding === 'ucs-2' ||
-          encoding === 'utf16le' || encoding === 'utf-16le') {
-        if (arr.length < 2 || val.length < 2) {
-          return -1
-        }
-        indexSize = 2;
-        arrLength /= 2;
-        valLength /= 2;
-        byteOffset /= 2;
-      }
-    }
-
-    function read (buf, i) {
-      if (indexSize === 1) {
-        return buf[i]
-      } else {
-        return buf.readUInt16BE(i * indexSize)
-      }
-    }
-
-    var i;
-    if (dir) {
-      var foundIndex = -1;
-      for (i = byteOffset; i < arrLength; i++) {
-        if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
-          if (foundIndex === -1) foundIndex = i;
-          if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
-        } else {
-          if (foundIndex !== -1) i -= i - foundIndex;
-          foundIndex = -1;
-        }
-      }
-    } else {
-      if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength;
-      for (i = byteOffset; i >= 0; i--) {
-        var found = true;
-        for (var j = 0; j < valLength; j++) {
-          if (read(arr, i + j) !== read(val, j)) {
-            found = false;
-            break
-          }
-        }
-        if (found) return i
-      }
-    }
-
-    return -1
-  }
-
-  Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
-    return this.indexOf(val, byteOffset, encoding) !== -1
-  };
-
-  Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
-    return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
-  };
-
-  Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
-    return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
-  };
-
-  function hexWrite (buf, string, offset, length) {
-    offset = Number(offset) || 0;
-    var remaining = buf.length - offset;
-    if (!length) {
-      length = remaining;
-    } else {
-      length = Number(length);
-      if (length > remaining) {
-        length = remaining;
-      }
-    }
-
-    // must be an even number of digits
-    var strLen = string.length;
-    if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
-
-    if (length > strLen / 2) {
-      length = strLen / 2;
-    }
-    for (var i = 0; i < length; ++i) {
-      var parsed = parseInt(string.substr(i * 2, 2), 16);
-      if (isNaN(parsed)) return i
-      buf[offset + i] = parsed;
-    }
-    return i
-  }
-
-  function utf8Write (buf, string, offset, length) {
-    return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
-  }
-
-  function asciiWrite (buf, string, offset, length) {
-    return blitBuffer(asciiToBytes(string), buf, offset, length)
-  }
-
-  function latin1Write (buf, string, offset, length) {
-    return asciiWrite(buf, string, offset, length)
-  }
-
-  function base64Write (buf, string, offset, length) {
-    return blitBuffer(base64ToBytes(string), buf, offset, length)
-  }
-
-  function ucs2Write (buf, string, offset, length) {
-    return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
-  }
-
-  Buffer.prototype.write = function write (string, offset, length, encoding) {
-    // Buffer#write(string)
-    if (offset === undefined) {
-      encoding = 'utf8';
-      length = this.length;
-      offset = 0;
-    // Buffer#write(string, encoding)
-    } else if (length === undefined && typeof offset === 'string') {
-      encoding = offset;
-      length = this.length;
-      offset = 0;
-    // Buffer#write(string, offset[, length][, encoding])
-    } else if (isFinite(offset)) {
-      offset = offset | 0;
-      if (isFinite(length)) {
-        length = length | 0;
-        if (encoding === undefined) encoding = 'utf8';
-      } else {
-        encoding = length;
-        length = undefined;
-      }
-    // legacy write(string, encoding, offset, length) - remove in v0.13
-    } else {
-      throw new Error(
-        'Buffer.write(string, encoding, offset[, length]) is no longer supported'
-      )
-    }
-
-    var remaining = this.length - offset;
-    if (length === undefined || length > remaining) length = remaining;
-
-    if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
-      throw new RangeError('Attempt to write outside buffer bounds')
-    }
-
-    if (!encoding) encoding = 'utf8';
-
-    var loweredCase = false;
-    for (;;) {
-      switch (encoding) {
-        case 'hex':
-          return hexWrite(this, string, offset, length)
-
-        case 'utf8':
-        case 'utf-8':
-          return utf8Write(this, string, offset, length)
-
-        case 'ascii':
-          return asciiWrite(this, string, offset, length)
-
-        case 'latin1':
-        case 'binary':
-          return latin1Write(this, string, offset, length)
-
-        case 'base64':
-          // Warning: maxLength not taken into account in base64Write
-          return base64Write(this, string, offset, length)
-
-        case 'ucs2':
-        case 'ucs-2':
-        case 'utf16le':
-        case 'utf-16le':
-          return ucs2Write(this, string, offset, length)
-
-        default:
-          if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-          encoding = ('' + encoding).toLowerCase();
-          loweredCase = true;
-      }
-    }
-  };
-
-  Buffer.prototype.toJSON = function toJSON () {
-    return {
-      type: 'Buffer',
-      data: Array.prototype.slice.call(this._arr || this, 0)
-    }
-  };
-
-  function base64Slice (buf, start, end) {
-    if (start === 0 && end === buf.length) {
-      return fromByteArray(buf)
-    } else {
-      return fromByteArray(buf.slice(start, end))
-    }
-  }
-
-  function utf8Slice (buf, start, end) {
-    end = Math.min(buf.length, end);
-    var res = [];
-
-    var i = start;
-    while (i < end) {
-      var firstByte = buf[i];
-      var codePoint = null;
-      var bytesPerSequence = (firstByte > 0xEF) ? 4
-        : (firstByte > 0xDF) ? 3
-        : (firstByte > 0xBF) ? 2
-        : 1;
-
-      if (i + bytesPerSequence <= end) {
-        var secondByte, thirdByte, fourthByte, tempCodePoint;
-
-        switch (bytesPerSequence) {
-          case 1:
-            if (firstByte < 0x80) {
-              codePoint = firstByte;
-            }
-            break
-          case 2:
-            secondByte = buf[i + 1];
-            if ((secondByte & 0xC0) === 0x80) {
-              tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F);
-              if (tempCodePoint > 0x7F) {
-                codePoint = tempCodePoint;
-              }
-            }
-            break
-          case 3:
-            secondByte = buf[i + 1];
-            thirdByte = buf[i + 2];
-            if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
-              tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F);
-              if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
-                codePoint = tempCodePoint;
-              }
-            }
-            break
-          case 4:
-            secondByte = buf[i + 1];
-            thirdByte = buf[i + 2];
-            fourthByte = buf[i + 3];
-            if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
-              tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F);
-              if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
-                codePoint = tempCodePoint;
-              }
-            }
-        }
-      }
-
-      if (codePoint === null) {
-        // we did not generate a valid codePoint so insert a
-        // replacement char (U+FFFD) and advance only 1 byte
-        codePoint = 0xFFFD;
-        bytesPerSequence = 1;
-      } else if (codePoint > 0xFFFF) {
-        // encode to utf16 (surrogate pair dance)
-        codePoint -= 0x10000;
-        res.push(codePoint >>> 10 & 0x3FF | 0xD800);
-        codePoint = 0xDC00 | codePoint & 0x3FF;
-      }
-
-      res.push(codePoint);
-      i += bytesPerSequence;
-    }
-
-    return decodeCodePointsArray(res)
-  }
-
-  // Based on http://stackoverflow.com/a/22747272/680742, the browser with
-  // the lowest limit is Chrome, with 0x10000 args.
-  // We go 1 magnitude less, for safety
-  var MAX_ARGUMENTS_LENGTH = 0x1000;
-
-  function decodeCodePointsArray (codePoints) {
-    var len = codePoints.length;
-    if (len <= MAX_ARGUMENTS_LENGTH) {
-      return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
-    }
-
-    // Decode in chunks to avoid "call stack size exceeded".
-    var res = '';
-    var i = 0;
-    while (i < len) {
-      res += String.fromCharCode.apply(
-        String,
-        codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
-      );
-    }
-    return res
-  }
-
-  function asciiSlice (buf, start, end) {
-    var ret = '';
-    end = Math.min(buf.length, end);
-
-    for (var i = start; i < end; ++i) {
-      ret += String.fromCharCode(buf[i] & 0x7F);
-    }
-    return ret
-  }
-
-  function latin1Slice (buf, start, end) {
-    var ret = '';
-    end = Math.min(buf.length, end);
-
-    for (var i = start; i < end; ++i) {
-      ret += String.fromCharCode(buf[i]);
-    }
-    return ret
-  }
-
-  function hexSlice (buf, start, end) {
-    var len = buf.length;
-
-    if (!start || start < 0) start = 0;
-    if (!end || end < 0 || end > len) end = len;
-
-    var out = '';
-    for (var i = start; i < end; ++i) {
-      out += toHex(buf[i]);
-    }
-    return out
-  }
-
-  function utf16leSlice (buf, start, end) {
-    var bytes = buf.slice(start, end);
-    var res = '';
-    for (var i = 0; i < bytes.length; i += 2) {
-      res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256);
-    }
-    return res
-  }
-
-  Buffer.prototype.slice = function slice (start, end) {
-    var len = this.length;
-    start = ~~start;
-    end = end === undefined ? len : ~~end;
-
-    if (start < 0) {
-      start += len;
-      if (start < 0) start = 0;
-    } else if (start > len) {
-      start = len;
-    }
-
-    if (end < 0) {
-      end += len;
-      if (end < 0) end = 0;
-    } else if (end > len) {
-      end = len;
-    }
-
-    if (end < start) end = start;
-
-    var newBuf;
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      newBuf = this.subarray(start, end);
-      newBuf.__proto__ = Buffer.prototype;
-    } else {
-      var sliceLen = end - start;
-      newBuf = new Buffer(sliceLen, undefined);
-      for (var i = 0; i < sliceLen; ++i) {
-        newBuf[i] = this[i + start];
-      }
-    }
-
-    return newBuf
-  };
-
-  /*
-   * Need to make sure that buffer isn't trying to write out of bounds.
-   */
-  function checkOffset (offset, ext, length) {
-    if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
-    if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
-  }
-
-  Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) checkOffset(offset, byteLength, this.length);
-
-    var val = this[offset];
-    var mul = 1;
-    var i = 0;
-    while (++i < byteLength && (mul *= 0x100)) {
-      val += this[offset + i] * mul;
-    }
-
-    return val
-  };
-
-  Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) {
-      checkOffset(offset, byteLength, this.length);
-    }
-
-    var val = this[offset + --byteLength];
-    var mul = 1;
-    while (byteLength > 0 && (mul *= 0x100)) {
-      val += this[offset + --byteLength] * mul;
-    }
-
-    return val
-  };
-
-  Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 1, this.length);
-    return this[offset]
-  };
-
-  Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    return this[offset] | (this[offset + 1] << 8)
-  };
-
-  Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    return (this[offset] << 8) | this[offset + 1]
-  };
-
-  Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return ((this[offset]) |
-        (this[offset + 1] << 8) |
-        (this[offset + 2] << 16)) +
-        (this[offset + 3] * 0x1000000)
-  };
-
-  Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return (this[offset] * 0x1000000) +
-      ((this[offset + 1] << 16) |
-      (this[offset + 2] << 8) |
-      this[offset + 3])
-  };
-
-  Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) checkOffset(offset, byteLength, this.length);
-
-    var val = this[offset];
-    var mul = 1;
-    var i = 0;
-    while (++i < byteLength && (mul *= 0x100)) {
-      val += this[offset + i] * mul;
-    }
-    mul *= 0x80;
-
-    if (val >= mul) val -= Math.pow(2, 8 * byteLength);
-
-    return val
-  };
-
-  Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) checkOffset(offset, byteLength, this.length);
-
-    var i = byteLength;
-    var mul = 1;
-    var val = this[offset + --i];
-    while (i > 0 && (mul *= 0x100)) {
-      val += this[offset + --i] * mul;
-    }
-    mul *= 0x80;
-
-    if (val >= mul) val -= Math.pow(2, 8 * byteLength);
-
-    return val
-  };
-
-  Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 1, this.length);
-    if (!(this[offset] & 0x80)) return (this[offset])
-    return ((0xff - this[offset] + 1) * -1)
-  };
-
-  Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    var val = this[offset] | (this[offset + 1] << 8);
-    return (val & 0x8000) ? val | 0xFFFF0000 : val
-  };
-
-  Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    var val = this[offset + 1] | (this[offset] << 8);
-    return (val & 0x8000) ? val | 0xFFFF0000 : val
-  };
-
-  Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return (this[offset]) |
-      (this[offset + 1] << 8) |
-      (this[offset + 2] << 16) |
-      (this[offset + 3] << 24)
-  };
-
-  Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return (this[offset] << 24) |
-      (this[offset + 1] << 16) |
-      (this[offset + 2] << 8) |
-      (this[offset + 3])
-  };
-
-  Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-    return read(this, offset, true, 23, 4)
-  };
-
-  Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-    return read(this, offset, false, 23, 4)
-  };
-
-  Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 8, this.length);
-    return read(this, offset, true, 52, 8)
-  };
-
-  Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 8, this.length);
-    return read(this, offset, false, 52, 8)
-  };
-
-  function checkInt (buf, value, offset, ext, max, min) {
-    if (!internalIsBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
-    if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
-    if (offset + ext > buf.length) throw new RangeError('Index out of range')
-  }
-
-  Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) {
-      var maxBytes = Math.pow(2, 8 * byteLength) - 1;
-      checkInt(this, value, offset, byteLength, maxBytes, 0);
-    }
-
-    var mul = 1;
-    var i = 0;
-    this[offset] = value & 0xFF;
-    while (++i < byteLength && (mul *= 0x100)) {
-      this[offset + i] = (value / mul) & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) {
-      var maxBytes = Math.pow(2, 8 * byteLength) - 1;
-      checkInt(this, value, offset, byteLength, maxBytes, 0);
-    }
-
-    var i = byteLength - 1;
-    var mul = 1;
-    this[offset + i] = value & 0xFF;
-    while (--i >= 0 && (mul *= 0x100)) {
-      this[offset + i] = (value / mul) & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0);
-    if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
-    this[offset] = (value & 0xff);
-    return offset + 1
-  };
-
-  function objectWriteUInt16 (buf, value, offset, littleEndian) {
-    if (value < 0) value = 0xffff + value + 1;
-    for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
-      buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
-        (littleEndian ? i : 1 - i) * 8;
-    }
-  }
-
-  Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value & 0xff);
-      this[offset + 1] = (value >>> 8);
-    } else {
-      objectWriteUInt16(this, value, offset, true);
-    }
-    return offset + 2
-  };
-
-  Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 8);
-      this[offset + 1] = (value & 0xff);
-    } else {
-      objectWriteUInt16(this, value, offset, false);
-    }
-    return offset + 2
-  };
-
-  function objectWriteUInt32 (buf, value, offset, littleEndian) {
-    if (value < 0) value = 0xffffffff + value + 1;
-    for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
-      buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff;
-    }
-  }
-
-  Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset + 3] = (value >>> 24);
-      this[offset + 2] = (value >>> 16);
-      this[offset + 1] = (value >>> 8);
-      this[offset] = (value & 0xff);
-    } else {
-      objectWriteUInt32(this, value, offset, true);
-    }
-    return offset + 4
-  };
-
-  Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 24);
-      this[offset + 1] = (value >>> 16);
-      this[offset + 2] = (value >>> 8);
-      this[offset + 3] = (value & 0xff);
-    } else {
-      objectWriteUInt32(this, value, offset, false);
-    }
-    return offset + 4
-  };
-
-  Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) {
-      var limit = Math.pow(2, 8 * byteLength - 1);
-
-      checkInt(this, value, offset, byteLength, limit - 1, -limit);
-    }
-
-    var i = 0;
-    var mul = 1;
-    var sub = 0;
-    this[offset] = value & 0xFF;
-    while (++i < byteLength && (mul *= 0x100)) {
-      if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
-        sub = 1;
-      }
-      this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) {
-      var limit = Math.pow(2, 8 * byteLength - 1);
-
-      checkInt(this, value, offset, byteLength, limit - 1, -limit);
-    }
-
-    var i = byteLength - 1;
-    var mul = 1;
-    var sub = 0;
-    this[offset + i] = value & 0xFF;
-    while (--i >= 0 && (mul *= 0x100)) {
-      if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
-        sub = 1;
-      }
-      this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80);
-    if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
-    if (value < 0) value = 0xff + value + 1;
-    this[offset] = (value & 0xff);
-    return offset + 1
-  };
-
-  Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value & 0xff);
-      this[offset + 1] = (value >>> 8);
-    } else {
-      objectWriteUInt16(this, value, offset, true);
-    }
-    return offset + 2
-  };
-
-  Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 8);
-      this[offset + 1] = (value & 0xff);
-    } else {
-      objectWriteUInt16(this, value, offset, false);
-    }
-    return offset + 2
-  };
-
-  Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value & 0xff);
-      this[offset + 1] = (value >>> 8);
-      this[offset + 2] = (value >>> 16);
-      this[offset + 3] = (value >>> 24);
-    } else {
-      objectWriteUInt32(this, value, offset, true);
-    }
-    return offset + 4
-  };
-
-  Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
-    if (value < 0) value = 0xffffffff + value + 1;
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 24);
-      this[offset + 1] = (value >>> 16);
-      this[offset + 2] = (value >>> 8);
-      this[offset + 3] = (value & 0xff);
-    } else {
-      objectWriteUInt32(this, value, offset, false);
-    }
-    return offset + 4
-  };
-
-  function checkIEEE754 (buf, value, offset, ext, max, min) {
-    if (offset + ext > buf.length) throw new RangeError('Index out of range')
-    if (offset < 0) throw new RangeError('Index out of range')
-  }
-
-  function writeFloat (buf, value, offset, littleEndian, noAssert) {
-    if (!noAssert) {
-      checkIEEE754(buf, value, offset, 4);
-    }
-    write(buf, value, offset, littleEndian, 23, 4);
-    return offset + 4
-  }
-
-  Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
-    return writeFloat(this, value, offset, true, noAssert)
-  };
-
-  Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
-    return writeFloat(this, value, offset, false, noAssert)
-  };
-
-  function writeDouble (buf, value, offset, littleEndian, noAssert) {
-    if (!noAssert) {
-      checkIEEE754(buf, value, offset, 8);
-    }
-    write(buf, value, offset, littleEndian, 52, 8);
-    return offset + 8
-  }
-
-  Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
-    return writeDouble(this, value, offset, true, noAssert)
-  };
-
-  Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
-    return writeDouble(this, value, offset, false, noAssert)
-  };
-
-  // copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
-  Buffer.prototype.copy = function copy (target, targetStart, start, end) {
-    if (!start) start = 0;
-    if (!end && end !== 0) end = this.length;
-    if (targetStart >= target.length) targetStart = target.length;
-    if (!targetStart) targetStart = 0;
-    if (end > 0 && end < start) end = start;
-
-    // Copy 0 bytes; we're done
-    if (end === start) return 0
-    if (target.length === 0 || this.length === 0) return 0
-
-    // Fatal error conditions
-    if (targetStart < 0) {
-      throw new RangeError('targetStart out of bounds')
-    }
-    if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
-    if (end < 0) throw new RangeError('sourceEnd out of bounds')
-
-    // Are we oob?
-    if (end > this.length) end = this.length;
-    if (target.length - targetStart < end - start) {
-      end = target.length - targetStart + start;
-    }
-
-    var len = end - start;
-    var i;
-
-    if (this === target && start < targetStart && targetStart < end) {
-      // descending copy from end
-      for (i = len - 1; i >= 0; --i) {
-        target[i + targetStart] = this[i + start];
-      }
-    } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
-      // ascending copy from start
-      for (i = 0; i < len; ++i) {
-        target[i + targetStart] = this[i + start];
-      }
-    } else {
-      Uint8Array.prototype.set.call(
-        target,
-        this.subarray(start, start + len),
-        targetStart
-      );
-    }
-
-    return len
-  };
-
-  // Usage:
-  //    buffer.fill(number[, offset[, end]])
-  //    buffer.fill(buffer[, offset[, end]])
-  //    buffer.fill(string[, offset[, end]][, encoding])
-  Buffer.prototype.fill = function fill (val, start, end, encoding) {
-    // Handle string cases:
-    if (typeof val === 'string') {
-      if (typeof start === 'string') {
-        encoding = start;
-        start = 0;
-        end = this.length;
-      } else if (typeof end === 'string') {
-        encoding = end;
-        end = this.length;
-      }
-      if (val.length === 1) {
-        var code = val.charCodeAt(0);
-        if (code < 256) {
-          val = code;
-        }
-      }
-      if (encoding !== undefined && typeof encoding !== 'string') {
-        throw new TypeError('encoding must be a string')
-      }
-      if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
-        throw new TypeError('Unknown encoding: ' + encoding)
-      }
-    } else if (typeof val === 'number') {
-      val = val & 255;
-    }
-
-    // Invalid ranges are not set to a default, so can range check early.
-    if (start < 0 || this.length < start || this.length < end) {
-      throw new RangeError('Out of range index')
-    }
-
-    if (end <= start) {
-      return this
-    }
-
-    start = start >>> 0;
-    end = end === undefined ? this.length : end >>> 0;
-
-    if (!val) val = 0;
-
-    var i;
-    if (typeof val === 'number') {
-      for (i = start; i < end; ++i) {
-        this[i] = val;
-      }
-    } else {
-      var bytes = internalIsBuffer(val)
-        ? val
-        : utf8ToBytes(new Buffer(val, encoding).toString());
-      var len = bytes.length;
-      for (i = 0; i < end - start; ++i) {
-        this[i + start] = bytes[i % len];
-      }
-    }
-
-    return this
-  };
-
-  // HELPER FUNCTIONS
-  // ================
-
-  var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g;
-
-  function base64clean (str) {
-    // Node strips out invalid characters like \n and \t from the string, base64-js does not
-    str = stringtrim(str).replace(INVALID_BASE64_RE, '');
-    // Node converts strings with length < 2 to ''
-    if (str.length < 2) return ''
-    // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
-    while (str.length % 4 !== 0) {
-      str = str + '=';
-    }
-    return str
-  }
-
-  function stringtrim (str) {
-    if (str.trim) return str.trim()
-    return str.replace(/^\s+|\s+$/g, '')
-  }
-
-  function toHex (n) {
-    if (n < 16) return '0' + n.toString(16)
-    return n.toString(16)
-  }
-
-  function utf8ToBytes (string, units) {
-    units = units || Infinity;
-    var codePoint;
-    var length = string.length;
-    var leadSurrogate = null;
-    var bytes = [];
-
-    for (var i = 0; i < length; ++i) {
-      codePoint = string.charCodeAt(i);
-
-      // is surrogate component
-      if (codePoint > 0xD7FF && codePoint < 0xE000) {
-        // last char was a lead
-        if (!leadSurrogate) {
-          // no lead yet
-          if (codePoint > 0xDBFF) {
-            // unexpected trail
-            if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-            continue
-          } else if (i + 1 === length) {
-            // unpaired lead
-            if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-            continue
-          }
-
-          // valid lead
-          leadSurrogate = codePoint;
-
-          continue
-        }
-
-        // 2 leads in a row
-        if (codePoint < 0xDC00) {
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-          leadSurrogate = codePoint;
-          continue
-        }
-
-        // valid surrogate pair
-        codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000;
-      } else if (leadSurrogate) {
-        // valid bmp char, but last char was a lead
-        if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-      }
-
-      leadSurrogate = null;
-
-      // encode utf8
-      if (codePoint < 0x80) {
-        if ((units -= 1) < 0) break
-        bytes.push(codePoint);
-      } else if (codePoint < 0x800) {
-        if ((units -= 2) < 0) break
-        bytes.push(
-          codePoint >> 0x6 | 0xC0,
-          codePoint & 0x3F | 0x80
-        );
-      } else if (codePoint < 0x10000) {
-        if ((units -= 3) < 0) break
-        bytes.push(
-          codePoint >> 0xC | 0xE0,
-          codePoint >> 0x6 & 0x3F | 0x80,
-          codePoint & 0x3F | 0x80
-        );
-      } else if (codePoint < 0x110000) {
-        if ((units -= 4) < 0) break
-        bytes.push(
-          codePoint >> 0x12 | 0xF0,
-          codePoint >> 0xC & 0x3F | 0x80,
-          codePoint >> 0x6 & 0x3F | 0x80,
-          codePoint & 0x3F | 0x80
-        );
-      } else {
-        throw new Error('Invalid code point')
-      }
-    }
-
-    return bytes
-  }
-
-  function asciiToBytes (str) {
-    var byteArray = [];
-    for (var i = 0; i < str.length; ++i) {
-      // Node's code seems to be doing this and not & 0x7F..
-      byteArray.push(str.charCodeAt(i) & 0xFF);
-    }
-    return byteArray
-  }
-
-  function utf16leToBytes (str, units) {
-    var c, hi, lo;
-    var byteArray = [];
-    for (var i = 0; i < str.length; ++i) {
-      if ((units -= 2) < 0) break
-
-      c = str.charCodeAt(i);
-      hi = c >> 8;
-      lo = c % 256;
-      byteArray.push(lo);
-      byteArray.push(hi);
-    }
-
-    return byteArray
-  }
-
-
-  function base64ToBytes (str) {
-    return toByteArray(base64clean(str))
-  }
-
-  function blitBuffer (src, dst, offset, length) {
-    for (var i = 0; i < length; ++i) {
-      if ((i + offset >= dst.length) || (i >= src.length)) break
-      dst[i + offset] = src[i];
-    }
-    return i
-  }
-
-  function isnan (val) {
-    return val !== val // eslint-disable-line no-self-compare
-  }
-
-
-  // the following is from is-buffer, also by Feross Aboukhadijeh and with same lisence
-  // The _isBuffer check is for Safari 5-7 support, because it's missing
-  // Object.prototype.constructor. Remove this eventually
-  function isBuffer(obj) {
-    return obj != null && (!!obj._isBuffer || isFastBuffer(obj) || isSlowBuffer(obj))
-  }
-
-  function isFastBuffer (obj) {
-    return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
-  }
-
-  // For Node v0.10 support. Remove this eventually.
-  function isSlowBuffer (obj) {
-    return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isFastBuffer(obj.slice(0, 0))
-  }
-
-  // shim for using process in browser
-  // based off https://github.com/defunctzombie/node-process/blob/master/browser.js
-
-  function defaultSetTimout() {
-      throw new Error('setTimeout has not been defined');
-  }
-  function defaultClearTimeout () {
-      throw new Error('clearTimeout has not been defined');
-  }
-  var cachedSetTimeout = defaultSetTimout;
-  var cachedClearTimeout = defaultClearTimeout;
-  if (typeof global$1.setTimeout === 'function') {
-      cachedSetTimeout = setTimeout;
-  }
-  if (typeof global$1.clearTimeout === 'function') {
-      cachedClearTimeout = clearTimeout;
-  }
-
-  function runTimeout(fun) {
-      if (cachedSetTimeout === setTimeout) {
-          //normal enviroments in sane situations
-          return setTimeout(fun, 0);
-      }
-      // if setTimeout wasn't available but was latter defined
-      if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
-          cachedSetTimeout = setTimeout;
-          return setTimeout(fun, 0);
-      }
-      try {
-          // when when somebody has screwed with setTimeout but no I.E. maddness
-          return cachedSetTimeout(fun, 0);
-      } catch(e){
-          try {
-              // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
-              return cachedSetTimeout.call(null, fun, 0);
-          } catch(e){
-              // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
-              return cachedSetTimeout.call(this, fun, 0);
-          }
-      }
-
-
-  }
-  function runClearTimeout(marker) {
-      if (cachedClearTimeout === clearTimeout) {
-          //normal enviroments in sane situations
-          return clearTimeout(marker);
-      }
-      // if clearTimeout wasn't available but was latter defined
-      if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
-          cachedClearTimeout = clearTimeout;
-          return clearTimeout(marker);
-      }
-      try {
-          // when when somebody has screwed with setTimeout but no I.E. maddness
-          return cachedClearTimeout(marker);
-      } catch (e){
-          try {
-              // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally
-              return cachedClearTimeout.call(null, marker);
-          } catch (e){
-              // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
-              // Some versions of I.E. have different rules for clearTimeout vs setTimeout
-              return cachedClearTimeout.call(this, marker);
-          }
-      }
-
-
-
-  }
-  var queue = [];
-  var draining = false;
-  var currentQueue;
-  var queueIndex = -1;
-
-  function cleanUpNextTick() {
-      if (!draining || !currentQueue) {
-          return;
-      }
-      draining = false;
-      if (currentQueue.length) {
-          queue = currentQueue.concat(queue);
-      } else {
-          queueIndex = -1;
-      }
-      if (queue.length) {
-          drainQueue();
-      }
-  }
-
-  function drainQueue() {
-      if (draining) {
-          return;
-      }
-      var timeout = runTimeout(cleanUpNextTick);
-      draining = true;
-
-      var len = queue.length;
-      while(len) {
-          currentQueue = queue;
-          queue = [];
-          while (++queueIndex < len) {
-              if (currentQueue) {
-                  currentQueue[queueIndex].run();
-              }
-          }
-          queueIndex = -1;
-          len = queue.length;
-      }
-      currentQueue = null;
-      draining = false;
-      runClearTimeout(timeout);
-  }
-  function nextTick(fun) {
-      var args = new Array(arguments.length - 1);
-      if (arguments.length > 1) {
-          for (var i = 1; i < arguments.length; i++) {
-              args[i - 1] = arguments[i];
-          }
-      }
-      queue.push(new Item(fun, args));
-      if (queue.length === 1 && !draining) {
-          runTimeout(drainQueue);
-      }
-  }
-  // v8 likes predictible objects
-  function Item(fun, array) {
-      this.fun = fun;
-      this.array = array;
-  }
-  Item.prototype.run = function () {
-      this.fun.apply(null, this.array);
-  };
-  var title = 'browser';
-  var platform = 'browser';
-  var browser = true;
-  var env = {};
-  var argv = [];
-  var version = ''; // empty string to avoid regexp issues
-  var versions = {};
-  var release = {};
-  var config = {};
-
-  function noop() {}
-
-  var on = noop;
-  var addListener = noop;
-  var once = noop;
-  var off = noop;
-  var removeListener = noop;
-  var removeAllListeners = noop;
-  var emit = noop;
-
-  function binding(name) {
-      throw new Error('process.binding is not supported');
-  }
-
-  function cwd () { return '/' }
-  function chdir (dir) {
-      throw new Error('process.chdir is not supported');
-  }function umask() { return 0; }
-
-  // from https://github.com/kumavis/browser-process-hrtime/blob/master/index.js
-  var performance = global$1.performance || {};
-  var performanceNow =
-    performance.now        ||
-    performance.mozNow     ||
-    performance.msNow      ||
-    performance.oNow       ||
-    performance.webkitNow  ||
-    function(){ return (new Date()).getTime() };
-
-  // generate timestamp or delta
-  // see http://nodejs.org/api/process.html#process_process_hrtime
-  function hrtime(previousTimestamp){
-    var clocktime = performanceNow.call(performance)*1e-3;
-    var seconds = Math.floor(clocktime);
-    var nanoseconds = Math.floor((clocktime%1)*1e9);
-    if (previousTimestamp) {
-      seconds = seconds - previousTimestamp[0];
-      nanoseconds = nanoseconds - previousTimestamp[1];
-      if (nanoseconds<0) {
-        seconds--;
-        nanoseconds += 1e9;
-      }
-    }
-    return [seconds,nanoseconds]
-  }
-
-  var startTime = new Date();
-  function uptime() {
-    var currentTime = new Date();
-    var dif = currentTime - startTime;
-    return dif / 1000;
-  }
-
-  var browser$1 = {
-    nextTick: nextTick,
-    title: title,
-    browser: browser,
-    env: env,
-    argv: argv,
-    version: version,
-    versions: versions,
-    on: on,
-    addListener: addListener,
-    once: once,
-    off: off,
-    removeListener: removeListener,
-    removeAllListeners: removeAllListeners,
-    emit: emit,
-    binding: binding,
-    cwd: cwd,
-    chdir: chdir,
-    umask: umask,
-    hrtime: hrtime,
-    platform: platform,
-    release: release,
-    config: config,
-    uptime: uptime
-  };
-
-  var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
-
-  function getDefaultExportFromCjs (x) {
-  	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
-  }
-
-  function getAugmentedNamespace(n) {
-    if (n.__esModule) return n;
-    var f = n.default;
-  	if (typeof f == "function") {
-  		var a = function a () {
-  			if (this instanceof a) {
-          return Reflect.construct(f, arguments, this.constructor);
-  			}
-  			return f.apply(this, arguments);
-  		};
-  		a.prototype = f.prototype;
-    } else a = {};
-    Object.defineProperty(a, '__esModule', {value: true});
-  	Object.keys(n).forEach(function (k) {
-  		var d = Object.getOwnPropertyDescriptor(n, k);
-  		Object.defineProperty(a, k, d.get ? d : {
-  			enumerable: true,
-  			get: function () {
-  				return n[k];
-  			}
-  		});
-  	});
-  	return a;
-  }
-
-  function commonjsRequire(path) {
-  	throw new Error('Could not dynamically require "' + path + '". Please configure the dynamicRequireTargets or/and ignoreDynamicRequires option of @rollup/plugin-commonjs appropriately for this require call to work.');
-  }
-
-  var jszip_min = {exports: {}};
-
-  (function (module, exports) {
-  	!function(e){module.exports=e();}(function(){return function s(a,o,h){function u(r,e){if(!o[r]){if(!a[r]){var t="function"==typeof commonjsRequire&&commonjsRequire;if(!e&&t)return t(r,!0);if(l)return l(r,!0);var n=new Error("Cannot find module '"+r+"'");throw n.code="MODULE_NOT_FOUND",n}var i=o[r]={exports:{}};a[r][0].call(i.exports,function(e){var t=a[r][1][e];return u(t||e)},i,i.exports,s,a,o,h);}return o[r].exports}for(var l="function"==typeof commonjsRequire&&commonjsRequire,e=0;e<h.length;e++)u(h[e]);return u}({1:[function(e,t,r){var d=e("./utils"),c=e("./support"),p="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";r.encode=function(e){for(var t,r,n,i,s,a,o,h=[],u=0,l=e.length,f=l,c="string"!==d.getTypeOf(e);u<e.length;)f=l-u,n=c?(t=e[u++],r=u<l?e[u++]:0,u<l?e[u++]:0):(t=e.charCodeAt(u++),r=u<l?e.charCodeAt(u++):0,u<l?e.charCodeAt(u++):0),i=t>>2,s=(3&t)<<4|r>>4,a=1<f?(15&r)<<2|n>>6:64,o=2<f?63&n:64,h.push(p.charAt(i)+p.charAt(s)+p.charAt(a)+p.charAt(o));return h.join("")},r.decode=function(e){var t,r,n,i,s,a,o=0,h=0,u="data:";if(e.substr(0,u.length)===u)throw new Error("Invalid base64 input, it looks like a data url.");var l,f=3*(e=e.replace(/[^A-Za-z0-9+/=]/g,"")).length/4;if(e.charAt(e.length-1)===p.charAt(64)&&f--,e.charAt(e.length-2)===p.charAt(64)&&f--,f%1!=0)throw new Error("Invalid base64 input, bad content length.");for(l=c.uint8array?new Uint8Array(0|f):new Array(0|f);o<e.length;)t=p.indexOf(e.charAt(o++))<<2|(i=p.indexOf(e.charAt(o++)))>>4,r=(15&i)<<4|(s=p.indexOf(e.charAt(o++)))>>2,n=(3&s)<<6|(a=p.indexOf(e.charAt(o++))),l[h++]=t,64!==s&&(l[h++]=r),64!==a&&(l[h++]=n);return l};},{"./support":30,"./utils":32}],2:[function(e,t,r){var n=e("./external"),i=e("./stream/DataWorker"),s=e("./stream/Crc32Probe"),a=e("./stream/DataLengthProbe");function o(e,t,r,n,i){this.compressedSize=e,this.uncompressedSize=t,this.crc32=r,this.compression=n,this.compressedContent=i;}o.prototype={getContentWorker:function(){var e=new i(n.Promise.resolve(this.compressedContent)).pipe(this.compression.uncompressWorker()).pipe(new a("data_length")),t=this;return e.on("end",function(){if(this.streamInfo.data_length!==t.uncompressedSize)throw new Error("Bug : uncompressed data size mismatch")}),e},getCompressedWorker:function(){return new i(n.Promise.resolve(this.compressedContent)).withStreamInfo("compressedSize",this.compressedSize).withStreamInfo("uncompressedSize",this.uncompressedSize).withStreamInfo("crc32",this.crc32).withStreamInfo("compression",this.compression)}},o.createWorkerFrom=function(e,t,r){return e.pipe(new s).pipe(new a("uncompressedSize")).pipe(t.compressWorker(r)).pipe(new a("compressedSize")).withStreamInfo("compression",t)},t.exports=o;},{"./external":6,"./stream/Crc32Probe":25,"./stream/DataLengthProbe":26,"./stream/DataWorker":27}],3:[function(e,t,r){var n=e("./stream/GenericWorker");r.STORE={magic:"\0\0",compressWorker:function(){return new n("STORE compression")},uncompressWorker:function(){return new n("STORE decompression")}},r.DEFLATE=e("./flate");},{"./flate":7,"./stream/GenericWorker":28}],4:[function(e,t,r){var n=e("./utils");var o=function(){for(var e,t=[],r=0;r<256;r++){e=r;for(var n=0;n<8;n++)e=1&e?3988292384^e>>>1:e>>>1;t[r]=e;}return t}();t.exports=function(e,t){return void 0!==e&&e.length?"string"!==n.getTypeOf(e)?function(e,t,r,n){var i=o,s=n+r;e^=-1;for(var a=n;a<s;a++)e=e>>>8^i[255&(e^t[a])];return -1^e}(0|t,e,e.length,0):function(e,t,r,n){var i=o,s=n+r;e^=-1;for(var a=n;a<s;a++)e=e>>>8^i[255&(e^t.charCodeAt(a))];return -1^e}(0|t,e,e.length,0):0};},{"./utils":32}],5:[function(e,t,r){r.base64=!1,r.binary=!1,r.dir=!1,r.createFolders=!0,r.date=null,r.compression=null,r.compressionOptions=null,r.comment=null,r.unixPermissions=null,r.dosPermissions=null;},{}],6:[function(e,t,r){var n=null;n="undefined"!=typeof Promise?Promise:e("lie"),t.exports={Promise:n};},{lie:37}],7:[function(e,t,r){var n="undefined"!=typeof Uint8Array&&"undefined"!=typeof Uint16Array&&"undefined"!=typeof Uint32Array,i=e("pako"),s=e("./utils"),a=e("./stream/GenericWorker"),o=n?"uint8array":"array";function h(e,t){a.call(this,"FlateWorker/"+e),this._pako=null,this._pakoAction=e,this._pakoOptions=t,this.meta={};}r.magic="\b\0",s.inherits(h,a),h.prototype.processChunk=function(e){this.meta=e.meta,null===this._pako&&this._createPako(),this._pako.push(s.transformTo(o,e.data),!1);},h.prototype.flush=function(){a.prototype.flush.call(this),null===this._pako&&this._createPako(),this._pako.push([],!0);},h.prototype.cleanUp=function(){a.prototype.cleanUp.call(this),this._pako=null;},h.prototype._createPako=function(){this._pako=new i[this._pakoAction]({raw:!0,level:this._pakoOptions.level||-1});var t=this;this._pako.onData=function(e){t.push({data:e,meta:t.meta});};},r.compressWorker=function(e){return new h("Deflate",e)},r.uncompressWorker=function(){return new h("Inflate",{})};},{"./stream/GenericWorker":28,"./utils":32,pako:38}],8:[function(e,t,r){function A(e,t){var r,n="";for(r=0;r<t;r++)n+=String.fromCharCode(255&e),e>>>=8;return n}function n(e,t,r,n,i,s){var a,o,h=e.file,u=e.compression,l=s!==O.utf8encode,f=I.transformTo("string",s(h.name)),c=I.transformTo("string",O.utf8encode(h.name)),d=h.comment,p=I.transformTo("string",s(d)),m=I.transformTo("string",O.utf8encode(d)),_=c.length!==h.name.length,g=m.length!==d.length,b="",v="",y="",w=h.dir,k=h.date,x={crc32:0,compressedSize:0,uncompressedSize:0};t&&!r||(x.crc32=e.crc32,x.compressedSize=e.compressedSize,x.uncompressedSize=e.uncompressedSize);var S=0;t&&(S|=8),l||!_&&!g||(S|=2048);var z=0,C=0;w&&(z|=16),"UNIX"===i?(C=798,z|=function(e,t){var r=e;return e||(r=t?16893:33204),(65535&r)<<16}(h.unixPermissions,w)):(C=20,z|=function(e){return 63&(e||0)}(h.dosPermissions)),a=k.getUTCHours(),a<<=6,a|=k.getUTCMinutes(),a<<=5,a|=k.getUTCSeconds()/2,o=k.getUTCFullYear()-1980,o<<=4,o|=k.getUTCMonth()+1,o<<=5,o|=k.getUTCDate(),_&&(v=A(1,1)+A(B(f),4)+c,b+="up"+A(v.length,2)+v),g&&(y=A(1,1)+A(B(p),4)+m,b+="uc"+A(y.length,2)+y);var E="";return E+="\n\0",E+=A(S,2),E+=u.magic,E+=A(a,2),E+=A(o,2),E+=A(x.crc32,4),E+=A(x.compressedSize,4),E+=A(x.uncompressedSize,4),E+=A(f.length,2),E+=A(b.length,2),{fileRecord:R.LOCAL_FILE_HEADER+E+f+b,dirRecord:R.CENTRAL_FILE_HEADER+A(C,2)+E+A(p.length,2)+"\0\0\0\0"+A(z,4)+A(n,4)+f+b+p}}var I=e("../utils"),i=e("../stream/GenericWorker"),O=e("../utf8"),B=e("../crc32"),R=e("../signature");function s(e,t,r,n){i.call(this,"ZipFileWorker"),this.bytesWritten=0,this.zipComment=t,this.zipPlatform=r,this.encodeFileName=n,this.streamFiles=e,this.accumulate=!1,this.contentBuffer=[],this.dirRecords=[],this.currentSourceOffset=0,this.entriesCount=0,this.currentFile=null,this._sources=[];}I.inherits(s,i),s.prototype.push=function(e){var t=e.meta.percent||0,r=this.entriesCount,n=this._sources.length;this.accumulate?this.contentBuffer.push(e):(this.bytesWritten+=e.data.length,i.prototype.push.call(this,{data:e.data,meta:{currentFile:this.currentFile,percent:r?(t+100*(r-n-1))/r:100}}));},s.prototype.openedSource=function(e){this.currentSourceOffset=this.bytesWritten,this.currentFile=e.file.name;var t=this.streamFiles&&!e.file.dir;if(t){var r=n(e,t,!1,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);this.push({data:r.fileRecord,meta:{percent:0}});}else this.accumulate=!0;},s.prototype.closedSource=function(e){this.accumulate=!1;var t=this.streamFiles&&!e.file.dir,r=n(e,t,!0,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);if(this.dirRecords.push(r.dirRecord),t)this.push({data:function(e){return R.DATA_DESCRIPTOR+A(e.crc32,4)+A(e.compressedSize,4)+A(e.uncompressedSize,4)}(e),meta:{percent:100}});else for(this.push({data:r.fileRecord,meta:{percent:0}});this.contentBuffer.length;)this.push(this.contentBuffer.shift());this.currentFile=null;},s.prototype.flush=function(){for(var e=this.bytesWritten,t=0;t<this.dirRecords.length;t++)this.push({data:this.dirRecords[t],meta:{percent:100}});var r=this.bytesWritten-e,n=function(e,t,r,n,i){var s=I.transformTo("string",i(n));return R.CENTRAL_DIRECTORY_END+"\0\0\0\0"+A(e,2)+A(e,2)+A(t,4)+A(r,4)+A(s.length,2)+s}(this.dirRecords.length,r,e,this.zipComment,this.encodeFileName);this.push({data:n,meta:{percent:100}});},s.prototype.prepareNextSource=function(){this.previous=this._sources.shift(),this.openedSource(this.previous.streamInfo),this.isPaused?this.previous.pause():this.previous.resume();},s.prototype.registerPrevious=function(e){this._sources.push(e);var t=this;return e.on("data",function(e){t.processChunk(e);}),e.on("end",function(){t.closedSource(t.previous.streamInfo),t._sources.length?t.prepareNextSource():t.end();}),e.on("error",function(e){t.error(e);}),this},s.prototype.resume=function(){return !!i.prototype.resume.call(this)&&(!this.previous&&this._sources.length?(this.prepareNextSource(),!0):this.previous||this._sources.length||this.generatedError?void 0:(this.end(),!0))},s.prototype.error=function(e){var t=this._sources;if(!i.prototype.error.call(this,e))return !1;for(var r=0;r<t.length;r++)try{t[r].error(e);}catch(e){}return !0},s.prototype.lock=function(){i.prototype.lock.call(this);for(var e=this._sources,t=0;t<e.length;t++)e[t].lock();},t.exports=s;},{"../crc32":4,"../signature":23,"../stream/GenericWorker":28,"../utf8":31,"../utils":32}],9:[function(e,t,r){var u=e("../compressions"),n=e("./ZipFileWorker");r.generateWorker=function(e,a,t){var o=new n(a.streamFiles,t,a.platform,a.encodeFileName),h=0;try{e.forEach(function(e,t){h++;var r=function(e,t){var r=e||t,n=u[r];if(!n)throw new Error(r+" is not a valid compression method !");return n}(t.options.compression,a.compression),n=t.options.compressionOptions||a.compressionOptions||{},i=t.dir,s=t.date;t._compressWorker(r,n).withStreamInfo("file",{name:e,dir:i,date:s,comment:t.comment||"",unixPermissions:t.unixPermissions,dosPermissions:t.dosPermissions}).pipe(o);}),o.entriesCount=h;}catch(e){o.error(e);}return o};},{"../compressions":3,"./ZipFileWorker":8}],10:[function(e,t,r){function n(){if(!(this instanceof n))return new n;if(arguments.length)throw new Error("The constructor with parameters has been removed in JSZip 3.0, please check the upgrade guide.");this.files=Object.create(null),this.comment=null,this.root="",this.clone=function(){var e=new n;for(var t in this)"function"!=typeof this[t]&&(e[t]=this[t]);return e};}(n.prototype=e("./object")).loadAsync=e("./load"),n.support=e("./support"),n.defaults=e("./defaults"),n.version="3.10.1",n.loadAsync=function(e,t){return (new n).loadAsync(e,t)},n.external=e("./external"),t.exports=n;},{"./defaults":5,"./external":6,"./load":11,"./object":15,"./support":30}],11:[function(e,t,r){var u=e("./utils"),i=e("./external"),n=e("./utf8"),s=e("./zipEntries"),a=e("./stream/Crc32Probe"),l=e("./nodejsUtils");function f(n){return new i.Promise(function(e,t){var r=n.decompressed.getContentWorker().pipe(new a);r.on("error",function(e){t(e);}).on("end",function(){r.streamInfo.crc32!==n.decompressed.crc32?t(new Error("Corrupted zip : CRC32 mismatch")):e();}).resume();})}t.exports=function(e,o){var h=this;return o=u.extend(o||{},{base64:!1,checkCRC32:!1,optimizedBinaryString:!1,createFolders:!1,decodeFileName:n.utf8decode}),l.isNode&&l.isStream(e)?i.Promise.reject(new Error("JSZip can't accept a stream when loading a zip file.")):u.prepareContent("the loaded zip file",e,!0,o.optimizedBinaryString,o.base64).then(function(e){var t=new s(o);return t.load(e),t}).then(function(e){var t=[i.Promise.resolve(e)],r=e.files;if(o.checkCRC32)for(var n=0;n<r.length;n++)t.push(f(r[n]));return i.Promise.all(t)}).then(function(e){for(var t=e.shift(),r=t.files,n=0;n<r.length;n++){var i=r[n],s=i.fileNameStr,a=u.resolve(i.fileNameStr);h.file(a,i.decompressed,{binary:!0,optimizedBinaryString:!0,date:i.date,dir:i.dir,comment:i.fileCommentStr.length?i.fileCommentStr:null,unixPermissions:i.unixPermissions,dosPermissions:i.dosPermissions,createFolders:o.createFolders}),i.dir||(h.file(a).unsafeOriginalName=s);}return t.zipComment.length&&(h.comment=t.zipComment),h})};},{"./external":6,"./nodejsUtils":14,"./stream/Crc32Probe":25,"./utf8":31,"./utils":32,"./zipEntries":33}],12:[function(e,t,r){var n=e("../utils"),i=e("../stream/GenericWorker");function s(e,t){i.call(this,"Nodejs stream input adapter for "+e),this._upstreamEnded=!1,this._bindStream(t);}n.inherits(s,i),s.prototype._bindStream=function(e){var t=this;(this._stream=e).pause(),e.on("data",function(e){t.push({data:e,meta:{percent:0}});}).on("error",function(e){t.isPaused?this.generatedError=e:t.error(e);}).on("end",function(){t.isPaused?t._upstreamEnded=!0:t.end();});},s.prototype.pause=function(){return !!i.prototype.pause.call(this)&&(this._stream.pause(),!0)},s.prototype.resume=function(){return !!i.prototype.resume.call(this)&&(this._upstreamEnded?this.end():this._stream.resume(),!0)},t.exports=s;},{"../stream/GenericWorker":28,"../utils":32}],13:[function(e,t,r){var i=e("readable-stream").Readable;function n(e,t,r){i.call(this,t),this._helper=e;var n=this;e.on("data",function(e,t){n.push(e)||n._helper.pause(),r&&r(t);}).on("error",function(e){n.emit("error",e);}).on("end",function(){n.push(null);});}e("../utils").inherits(n,i),n.prototype._read=function(){this._helper.resume();},t.exports=n;},{"../utils":32,"readable-stream":16}],14:[function(e,t,r){t.exports={isNode:"undefined"!=typeof Buffer,newBufferFrom:function(e,t){if(Buffer.from&&Buffer.from!==Uint8Array.from)return Buffer.from(e,t);if("number"==typeof e)throw new Error('The "data" argument must not be a number');return new Buffer(e,t)},allocBuffer:function(e){if(Buffer.alloc)return Buffer.alloc(e);var t=new Buffer(e);return t.fill(0),t},isBuffer:function(e){return Buffer.isBuffer(e)},isStream:function(e){return e&&"function"==typeof e.on&&"function"==typeof e.pause&&"function"==typeof e.resume}};},{}],15:[function(e,t,r){function s(e,t,r){var n,i=u.getTypeOf(t),s=u.extend(r||{},f);s.date=s.date||new Date,null!==s.compression&&(s.compression=s.compression.toUpperCase()),"string"==typeof s.unixPermissions&&(s.unixPermissions=parseInt(s.unixPermissions,8)),s.unixPermissions&&16384&s.unixPermissions&&(s.dir=!0),s.dosPermissions&&16&s.dosPermissions&&(s.dir=!0),s.dir&&(e=g(e)),s.createFolders&&(n=_(e))&&b.call(this,n,!0);var a="string"===i&&!1===s.binary&&!1===s.base64;r&&void 0!==r.binary||(s.binary=!a),(t instanceof c&&0===t.uncompressedSize||s.dir||!t||0===t.length)&&(s.base64=!1,s.binary=!0,t="",s.compression="STORE",i="string");var o=null;o=t instanceof c||t instanceof l?t:p.isNode&&p.isStream(t)?new m(e,t):u.prepareContent(e,t,s.binary,s.optimizedBinaryString,s.base64);var h=new d(e,o,s);this.files[e]=h;}var i=e("./utf8"),u=e("./utils"),l=e("./stream/GenericWorker"),a=e("./stream/StreamHelper"),f=e("./defaults"),c=e("./compressedObject"),d=e("./zipObject"),o=e("./generate"),p=e("./nodejsUtils"),m=e("./nodejs/NodejsStreamInputAdapter"),_=function(e){"/"===e.slice(-1)&&(e=e.substring(0,e.length-1));var t=e.lastIndexOf("/");return 0<t?e.substring(0,t):""},g=function(e){return "/"!==e.slice(-1)&&(e+="/"),e},b=function(e,t){return t=void 0!==t?t:f.createFolders,e=g(e),this.files[e]||s.call(this,e,null,{dir:!0,createFolders:t}),this.files[e]};function h(e){return "[object RegExp]"===Object.prototype.toString.call(e)}var n={load:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},forEach:function(e){var t,r,n;for(t in this.files)n=this.files[t],(r=t.slice(this.root.length,t.length))&&t.slice(0,this.root.length)===this.root&&e(r,n);},filter:function(r){var n=[];return this.forEach(function(e,t){r(e,t)&&n.push(t);}),n},file:function(e,t,r){if(1!==arguments.length)return e=this.root+e,s.call(this,e,t,r),this;if(h(e)){var n=e;return this.filter(function(e,t){return !t.dir&&n.test(e)})}var i=this.files[this.root+e];return i&&!i.dir?i:null},folder:function(r){if(!r)return this;if(h(r))return this.filter(function(e,t){return t.dir&&r.test(e)});var e=this.root+r,t=b.call(this,e),n=this.clone();return n.root=t.name,n},remove:function(r){r=this.root+r;var e=this.files[r];if(e||("/"!==r.slice(-1)&&(r+="/"),e=this.files[r]),e&&!e.dir)delete this.files[r];else for(var t=this.filter(function(e,t){return t.name.slice(0,r.length)===r}),n=0;n<t.length;n++)delete this.files[t[n].name];return this},generate:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},generateInternalStream:function(e){var t,r={};try{if((r=u.extend(e||{},{streamFiles:!1,compression:"STORE",compressionOptions:null,type:"",platform:"DOS",comment:null,mimeType:"application/zip",encodeFileName:i.utf8encode})).type=r.type.toLowerCase(),r.compression=r.compression.toUpperCase(),"binarystring"===r.type&&(r.type="string"),!r.type)throw new Error("No output type specified.");u.checkSupport(r.type),"darwin"!==r.platform&&"freebsd"!==r.platform&&"linux"!==r.platform&&"sunos"!==r.platform||(r.platform="UNIX"),"win32"===r.platform&&(r.platform="DOS");var n=r.comment||this.comment||"";t=o.generateWorker(this,r,n);}catch(e){(t=new l("error")).error(e);}return new a(t,r.type||"string",r.mimeType)},generateAsync:function(e,t){return this.generateInternalStream(e).accumulate(t)},generateNodeStream:function(e,t){return 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o=e("./utils"),h=e("./support"),r=e("./nodejsUtils"),n=e("./stream/GenericWorker"),u=new Array(256),i=0;i<256;i++)u[i]=252<=i?6:248<=i?5:240<=i?4:224<=i?3:192<=i?2:1;u[254]=u[254]=1;function a(){n.call(this,"utf-8 decode"),this.leftOver=null;}function l(){n.call(this,"utf-8 encode");}s.utf8encode=function(e){return h.nodebuffer?r.newBufferFrom(e,"utf-8"):function(e){var t,r,n,i,s,a=e.length,o=0;for(i=0;i<a;i++)55296==(64512&(r=e.charCodeAt(i)))&&i+1<a&&56320==(64512&(n=e.charCodeAt(i+1)))&&(r=65536+(r-55296<<10)+(n-56320),i++),o+=r<128?1:r<2048?2:r<65536?3:4;for(t=h.uint8array?new Uint8Array(o):new Array(o),i=s=0;s<o;i++)55296==(64512&(r=e.charCodeAt(i)))&&i+1<a&&56320==(64512&(n=e.charCodeAt(i+1)))&&(r=65536+(r-55296<<10)+(n-56320),i++),r<128?t[s++]=r:(r<2048?t[s++]=192|r>>>6:(r<65536?t[s++]=224|r>>>12:(t[s++]=240|r>>>18,t[s++]=128|r>>>12&63),t[s++]=128|r>>>6&63),t[s++]=128|63&r);return t}(e)},s.utf8decode=function(e){return 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0},a.checkSupport=function(e){if(!o[e.toLowerCase()])throw new Error(e+" is not supported by this platform")},a.MAX_VALUE_16BITS=65535,a.MAX_VALUE_32BITS=-1,a.pretty=function(e){var t,r,n="";for(r=0;r<(e||"").length;r++)n+="\\x"+((t=e.charCodeAt(r))<16?"0":"")+t.toString(16).toUpperCase();return n},a.delay=function(e,t,r){setImmediate(function(){e.apply(r||null,t||[]);});},a.inherits=function(e,t){function r(){}r.prototype=t.prototype,e.prototype=new r;},a.extend=function(){var e,t,r={};for(e=0;e<arguments.length;e++)for(t in arguments[e])Object.prototype.hasOwnProperty.call(arguments[e],t)&&void 0===r[t]&&(r[t]=arguments[e][t]);return r},a.prepareContent=function(r,e,n,i,s){return u.Promise.resolve(e).then(function(n){return o.blob&&(n instanceof Blob||-1!==["[object File]","[object Blob]"].indexOf(Object.prototype.toString.call(n)))&&"undefined"!=typeof FileReader?new u.Promise(function(t,r){var e=new FileReader;e.onload=function(e){t(e.target.result);},e.onerror=function(e){r(e.target.error);},e.readAsArrayBuffer(n);}):n}).then(function(e){var t=a.getTypeOf(e);return t?("arraybuffer"===t?e=a.transformTo("uint8array",e):"string"===t&&(s?e=h.decode(e):n&&!0!==i&&(e=function(e){return l(e,o.uint8array?new Uint8Array(e.length):new Array(e.length))}(e))),e):u.Promise.reject(new Error("Can't read the data of '"+r+"'. Is it in a supported JavaScript type (String, Blob, ArrayBuffer, etc) ?"))})};},{"./base64":1,"./external":6,"./nodejsUtils":14,"./support":30,setimmediate:54}],33:[function(e,t,r){var n=e("./reader/readerFor"),i=e("./utils"),s=e("./signature"),a=e("./zipEntry"),o=e("./support");function h(e){this.files=[],this.loadOptions=e;}h.prototype={checkSignature:function(e){if(!this.reader.readAndCheckSignature(e)){this.reader.index-=4;var t=this.reader.readString(4);throw new Error("Corrupted zip or bug: unexpected signature ("+i.pretty(t)+", expected "+i.pretty(e)+")")}},isSignature:function(e,t){var r=this.reader.index;this.reader.setIndex(e);var n=this.reader.readString(4)===t;return this.reader.setIndex(r),n},readBlockEndOfCentral:function(){this.diskNumber=this.reader.readInt(2),this.diskWithCentralDirStart=this.reader.readInt(2),this.centralDirRecordsOnThisDisk=this.reader.readInt(2),this.centralDirRecords=this.reader.readInt(2),this.centralDirSize=this.reader.readInt(4),this.centralDirOffset=this.reader.readInt(4),this.zipCommentLength=this.reader.readInt(2);var e=this.reader.readData(this.zipCommentLength),t=o.uint8array?"uint8array":"array",r=i.transformTo(t,e);this.zipComment=this.loadOptions.decodeFileName(r);},readBlockZip64EndOfCentral:function(){this.zip64EndOfCentralSize=this.reader.readInt(8),this.reader.skip(4),this.diskNumber=this.reader.readInt(4),this.diskWithCentralDirStart=this.reader.readInt(4),this.centralDirRecordsOnThisDisk=this.reader.readInt(8),this.centralDirRecords=this.reader.readInt(8),this.centralDirSize=this.reader.readInt(8),this.centralDirOffset=this.reader.readInt(8),this.zip64ExtensibleData={};for(var e,t,r,n=this.zip64EndOfCentralSize-44;0<n;)e=this.reader.readInt(2),t=this.reader.readInt(4),r=this.reader.readData(t),this.zip64ExtensibleData[e]={id:e,length:t,value:r};},readBlockZip64EndOfCentralLocator:function(){if(this.diskWithZip64CentralDirStart=this.reader.readInt(4),this.relativeOffsetEndOfZip64CentralDir=this.reader.readInt(8),this.disksCount=this.reader.readInt(4),1<this.disksCount)throw new Error("Multi-volumes zip are not supported")},readLocalFiles:function(){var e,t;for(e=0;e<this.files.length;e++)t=this.files[e],this.reader.setIndex(t.localHeaderOffset),this.checkSignature(s.LOCAL_FILE_HEADER),t.readLocalPart(this.reader),t.handleUTF8(),t.processAttributes();},readCentralDir:function(){var e;for(this.reader.setIndex(this.centralDirOffset);this.reader.readAndCheckSignature(s.CENTRAL_FILE_HEADER);)(e=new a({zip64:this.zip64},this.loadOptions)).readCentralPart(this.reader),this.files.push(e);if(this.centralDirRecords!==this.files.length&&0!==this.centralDirRecords&&0===this.files.length)throw new Error("Corrupted zip or bug: expected "+this.centralDirRecords+" records in central dir, got "+this.files.length)},readEndOfCentral:function(){var e=this.reader.lastIndexOfSignature(s.CENTRAL_DIRECTORY_END);if(e<0)throw !this.isSignature(0,s.LOCAL_FILE_HEADER)?new Error("Can't find end of central directory : is this a zip file ? If it is, see https://stuk.github.io/jszip/documentation/howto/read_zip.html"):new Error("Corrupted zip: can't find end of central directory");this.reader.setIndex(e);var t=e;if(this.checkSignature(s.CENTRAL_DIRECTORY_END),this.readBlockEndOfCentral(),this.diskNumber===i.MAX_VALUE_16BITS||this.diskWithCentralDirStart===i.MAX_VALUE_16BITS||this.centralDirRecordsOnThisDisk===i.MAX_VALUE_16BITS||this.centralDirRecords===i.MAX_VALUE_16BITS||this.centralDirSize===i.MAX_VALUE_32BITS||this.centralDirOffset===i.MAX_VALUE_32BITS){if(this.zip64=!0,(e=this.reader.lastIndexOfSignature(s.ZIP64_CENTRAL_DIRECTORY_LOCATOR))<0)throw new Error("Corrupted zip: can't find the ZIP64 end of central directory locator");if(this.reader.setIndex(e),this.checkSignature(s.ZIP64_CENTRAL_DIRECTORY_LOCATOR),this.readBlockZip64EndOfCentralLocator(),!this.isSignature(this.relativeOffsetEndOfZip64CentralDir,s.ZIP64_CENTRAL_DIRECTORY_END)&&(this.relativeOffsetEndOfZip64CentralDir=this.reader.lastIndexOfSignature(s.ZIP64_CENTRAL_DIRECTORY_END),this.relativeOffsetEndOfZip64CentralDir<0))throw new Error("Corrupted zip: can't find the ZIP64 end of central directory");this.reader.setIndex(this.relativeOffsetEndOfZip64CentralDir),this.checkSignature(s.ZIP64_CENTRAL_DIRECTORY_END),this.readBlockZip64EndOfCentral();}var r=this.centralDirOffset+this.centralDirSize;this.zip64&&(r+=20,r+=12+this.zip64EndOfCentralSize);var n=t-r;if(0<n)this.isSignature(t,s.CENTRAL_FILE_HEADER)||(this.reader.zero=n);else if(n<0)throw new Error("Corrupted zip: missing "+Math.abs(n)+" bytes.")},prepareReader:function(e){this.reader=n(e);},load:function(e){this.prepareReader(e),this.readEndOfCentral(),this.readCentralDir(),this.readLocalFiles();}},t.exports=h;},{"./reader/readerFor":22,"./signature":23,"./support":30,"./utils":32,"./zipEntry":34}],34:[function(e,t,r){var n=e("./reader/readerFor"),s=e("./utils"),i=e("./compressedObject"),a=e("./crc32"),o=e("./utf8"),h=e("./compressions"),u=e("./support");function l(e,t){this.options=e,this.loadOptions=t;}l.prototype={isEncrypted:function(){return 1==(1&this.bitFlag)},useUTF8:function(){return 2048==(2048&this.bitFlag)},readLocalPart:function(e){var t,r;if(e.skip(22),this.fileNameLength=e.readInt(2),r=e.readInt(2),this.fileName=e.readData(this.fileNameLength),e.skip(r),-1===this.compressedSize||-1===this.uncompressedSize)throw new Error("Bug or corrupted zip : didn't get enough information from the central directory (compressedSize === -1 || uncompressedSize === -1)");if(null===(t=function(e){for(var t in h)if(Object.prototype.hasOwnProperty.call(h,t)&&h[t].magic===e)return h[t];return null}(this.compressionMethod)))throw new Error("Corrupted zip : compression "+s.pretty(this.compressionMethod)+" unknown (inner file : "+s.transformTo("string",this.fileName)+")");this.decompressed=new i(this.compressedSize,this.uncompressedSize,this.crc32,t,e.readData(this.compressedSize));},readCentralPart:function(e){this.versionMadeBy=e.readInt(2),e.skip(2),this.bitFlag=e.readInt(2),this.compressionMethod=e.readString(2),this.date=e.readDate(),this.crc32=e.readInt(4),this.compressedSize=e.readInt(4),this.uncompressedSize=e.readInt(4);var t=e.readInt(2);if(this.extraFieldsLength=e.readInt(2),this.fileCommentLength=e.readInt(2),this.diskNumberStart=e.readInt(2),this.internalFileAttributes=e.readInt(2),this.externalFileAttributes=e.readInt(4),this.localHeaderOffset=e.readInt(4),this.isEncrypted())throw new Error("Encrypted zip are not supported");e.skip(t),this.readExtraFields(e),this.parseZIP64ExtraField(e),this.fileComment=e.readData(this.fileCommentLength);},processAttributes:function(){this.unixPermissions=null,this.dosPermissions=null;var e=this.versionMadeBy>>8;this.dir=!!(16&this.externalFileAttributes),0==e&&(this.dosPermissions=63&this.externalFileAttributes),3==e&&(this.unixPermissions=this.externalFileAttributes>>16&65535),this.dir||"/"!==this.fileNameStr.slice(-1)||(this.dir=!0);},parseZIP64ExtraField:function(){if(this.extraFields[1]){var e=n(this.extraFields[1].value);this.uncompressedSize===s.MAX_VALUE_32BITS&&(this.uncompressedSize=e.readInt(8)),this.compressedSize===s.MAX_VALUE_32BITS&&(this.compressedSize=e.readInt(8)),this.localHeaderOffset===s.MAX_VALUE_32BITS&&(this.localHeaderOffset=e.readInt(8)),this.diskNumberStart===s.MAX_VALUE_32BITS&&(this.diskNumberStart=e.readInt(4));}},readExtraFields:function(e){var t,r,n,i=e.index+this.extraFieldsLength;for(this.extraFields||(this.extraFields={});e.index+4<i;)t=e.readInt(2),r=e.readInt(2),n=e.readData(r),this.extraFields[t]={id:t,length:r,value:n};e.setIndex(i);},handleUTF8:function(){var e=u.uint8array?"uint8array":"array";if(this.useUTF8())this.fileNameStr=o.utf8decode(this.fileName),this.fileCommentStr=o.utf8decode(this.fileComment);else {var t=this.findExtraFieldUnicodePath();if(null!==t)this.fileNameStr=t;else {var r=s.transformTo(e,this.fileName);this.fileNameStr=this.loadOptions.decodeFileName(r);}var n=this.findExtraFieldUnicodeComment();if(null!==n)this.fileCommentStr=n;else {var i=s.transformTo(e,this.fileComment);this.fileCommentStr=this.loadOptions.decodeFileName(i);}}},findExtraFieldUnicodePath:function(){var e=this.extraFields[28789];if(e){var t=n(e.value);return 1!==t.readInt(1)?null:a(this.fileName)!==t.readInt(4)?null:o.utf8decode(t.readData(e.length-5))}return null},findExtraFieldUnicodeComment:function(){var e=this.extraFields[25461];if(e){var t=n(e.value);return 1!==t.readInt(1)?null:a(this.fileComment)!==t.readInt(4)?null:o.utf8decode(t.readData(e.length-5))}return null}},t.exports=l;},{"./compressedObject":2,"./compressions":3,"./crc32":4,"./reader/readerFor":22,"./support":30,"./utf8":31,"./utils":32}],35:[function(e,t,r){function n(e,t,r){this.name=e,this.dir=r.dir,this.date=r.date,this.comment=r.comment,this.unixPermissions=r.unixPermissions,this.dosPermissions=r.dosPermissions,this._data=t,this._dataBinary=r.binary,this.options={compression:r.compression,compressionOptions:r.compressionOptions};}var s=e("./stream/StreamHelper"),i=e("./stream/DataWorker"),a=e("./utf8"),o=e("./compressedObject"),h=e("./stream/GenericWorker");n.prototype={internalStream:function(e){var t=null,r="string";try{if(!e)throw new Error("No output type specified.");var n="string"===(r=e.toLowerCase())||"text"===r;"binarystring"!==r&&"text"!==r||(r="string"),t=this._decompressWorker();var i=!this._dataBinary;i&&!n&&(t=t.pipe(new a.Utf8EncodeWorker)),!i&&n&&(t=t.pipe(new a.Utf8DecodeWorker));}catch(e){(t=new h("error")).error(e);}return new s(t,r,"")},async:function(e,t){return this.internalStream(e).accumulate(t)},nodeStream:function(e,t){return this.internalStream(e||"nodebuffer").toNodejsStream(t)},_compressWorker:function(e,t){if(this._data instanceof o&&this._data.compression.magic===e.magic)return this._data.getCompressedWorker();var r=this._decompressWorker();return this._dataBinary||(r=r.pipe(new a.Utf8EncodeWorker)),o.createWorkerFrom(r,e,t)},_decompressWorker:function(){return this._data instanceof o?this._data.getContentWorker():this._data instanceof h?this._data:new i(this._data)}};for(var u=["asText","asBinary","asNodeBuffer","asUint8Array","asArrayBuffer"],l=function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},f=0;f<u.length;f++)n.prototype[u[f]]=l;t.exports=n;},{"./compressedObject":2,"./stream/DataWorker":27,"./stream/GenericWorker":28,"./stream/StreamHelper":29,"./utf8":31}],36:[function(e,l,t){(function(t){var r,n,e=t.MutationObserver||t.WebKitMutationObserver;if(e){var i=0,s=new e(u),a=t.document.createTextNode("");s.observe(a,{characterData:!0}),r=function(){a.data=i=++i%2;};}else if(t.setImmediate||void 0===t.MessageChannel)r="document"in t&&"onreadystatechange"in t.document.createElement("script")?function(){var e=t.document.createElement("script");e.onreadystatechange=function(){u(),e.onreadystatechange=null,e.parentNode.removeChild(e),e=null;},t.document.documentElement.appendChild(e);}:function(){setTimeout(u,0);};else {var o=new t.MessageChannel;o.port1.onmessage=u,r=function(){o.port2.postMessage(0);};}var h=[];function u(){var e,t;n=!0;for(var r=h.length;r;){for(t=h,h=[],e=-1;++e<r;)t[e]();r=h.length;}n=!1;}l.exports=function(e){1!==h.push(e)||n||r();};}).call(this,"undefined"!=typeof commonjsGlobal?commonjsGlobal:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{});},{}],37:[function(e,t,r){var i=e("immediate");function u(){}var l={},s=["REJECTED"],a=["FULFILLED"],n=["PENDING"];function o(e){if("function"!=typeof e)throw new TypeError("resolver must be a function");this.state=n,this.queue=[],this.outcome=void 0,e!==u&&d(this,e);}function h(e,t,r){this.promise=e,"function"==typeof t&&(this.onFulfilled=t,this.callFulfilled=this.otherCallFulfilled),"function"==typeof r&&(this.onRejected=r,this.callRejected=this.otherCallRejected);}function f(t,r,n){i(function(){var e;try{e=r(n);}catch(e){return l.reject(t,e)}e===t?l.reject(t,new TypeError("Cannot resolve promise with itself")):l.resolve(t,e);});}function c(e){var t=e&&e.then;if(e&&("object"==typeof e||"function"==typeof e)&&"function"==typeof t)return function(){t.apply(e,arguments);}}function d(t,e){var r=!1;function n(e){r||(r=!0,l.reject(t,e));}function i(e){r||(r=!0,l.resolve(t,e));}var s=p(function(){e(i,n);});"error"===s.status&&n(s.value);}function p(e,t){var r={};try{r.value=e(t),r.status="success";}catch(e){r.status="error",r.value=e;}return r}(t.exports=o).prototype.finally=function(t){if("function"!=typeof t)return this;var r=this.constructor;return this.then(function(e){return r.resolve(t()).then(function(){return e})},function(e){return r.resolve(t()).then(function(){throw e})})},o.prototype.catch=function(e){return this.then(null,e)},o.prototype.then=function(e,t){if("function"!=typeof e&&this.state===a||"function"!=typeof t&&this.state===s)return this;var r=new this.constructor(u);this.state!==n?f(r,this.state===a?e:t,this.outcome):this.queue.push(new h(r,e,t));return r},h.prototype.callFulfilled=function(e){l.resolve(this.promise,e);},h.prototype.otherCallFulfilled=function(e){f(this.promise,this.onFulfilled,e);},h.prototype.callRejected=function(e){l.reject(this.promise,e);},h.prototype.otherCallRejected=function(e){f(this.promise,this.onRejected,e);},l.resolve=function(e,t){var r=p(c,t);if("error"===r.status)return l.reject(e,r.value);var n=r.value;if(n)d(e,n);else {e.state=a,e.outcome=t;for(var i=-1,s=e.queue.length;++i<s;)e.queue[i].callFulfilled(t);}return e},l.reject=function(e,t){e.state=s,e.outcome=t;for(var r=-1,n=e.queue.length;++r<n;)e.queue[r].callRejected(t);return e},o.resolve=function(e){if(e instanceof this)return e;return l.resolve(new this(u),e)},o.reject=function(e){var t=new this(u);return l.reject(t,e)},o.all=function(e){var r=this;if("[object Array]"!==Object.prototype.toString.call(e))return this.reject(new TypeError("must be an array"));var n=e.length,i=!1;if(!n)return this.resolve([]);var s=new Array(n),a=0,t=-1,o=new this(u);for(;++t<n;)h(e[t],t);return o;function h(e,t){r.resolve(e).then(function(e){s[t]=e,++a!==n||i||(i=!0,l.resolve(o,s));},function(e){i||(i=!0,l.reject(o,e));});}},o.race=function(e){var t=this;if("[object Array]"!==Object.prototype.toString.call(e))return this.reject(new TypeError("must be an array"));var r=e.length,n=!1;if(!r)return this.resolve([]);var i=-1,s=new this(u);for(;++i<r;)a=e[i],t.resolve(a).then(function(e){n||(n=!0,l.resolve(s,e));},function(e){n||(n=!0,l.reject(s,e));});var a;return s};},{immediate:36}],38:[function(e,t,r){var n={};(0, e("./lib/utils/common").assign)(n,e("./lib/deflate"),e("./lib/inflate"),e("./lib/zlib/constants")),t.exports=n;},{"./lib/deflate":39,"./lib/inflate":40,"./lib/utils/common":41,"./lib/zlib/constants":44}],39:[function(e,t,r){var a=e("./zlib/deflate"),o=e("./utils/common"),h=e("./utils/strings"),i=e("./zlib/messages"),s=e("./zlib/zstream"),u=Object.prototype.toString,l=0,f=-1,c=0,d=8;function p(e){if(!(this instanceof p))return new 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e?i.input=h.string2buf(e):"[object ArrayBuffer]"===u.call(e)?i.input=new Uint8Array(e):i.input=e,i.next_in=0,i.avail_in=i.input.length;do{if(0===i.avail_out&&(i.output=new o.Buf8(s),i.next_out=0,i.avail_out=s),1!==(r=a.deflate(i,n))&&r!==l)return this.onEnd(r),!(this.ended=!0);0!==i.avail_out&&(0!==i.avail_in||4!==n&&2!==n)||("string"===this.options.to?this.onData(h.buf2binstring(o.shrinkBuf(i.output,i.next_out))):this.onData(o.shrinkBuf(i.output,i.next_out)));}while((0<i.avail_in||0===i.avail_out)&&1!==r);return 4===n?(r=a.deflateEnd(this.strm),this.onEnd(r),this.ended=!0,r===l):2!==n||(this.onEnd(l),!(i.avail_out=0))},p.prototype.onData=function(e){this.chunks.push(e);},p.prototype.onEnd=function(e){e===l&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=o.flattenChunks(this.chunks)),this.chunks=[],this.err=e,this.msg=this.strm.msg;},r.Deflate=p,r.deflate=n,r.deflateRaw=function(e,t){return (t=t||{}).raw=!0,n(e,t)},r.gzip=function(e,t){return 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c.Buf16(2*s+1),D(this.depth),this.l_buf=0,this.lit_bufsize=0,this.last_lit=0,this.d_buf=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0;}function G(e){var t;return e&&e.state?(e.total_in=e.total_out=0,e.data_type=i,(t=e.state).pending=0,t.pending_out=0,t.wrap<0&&(t.wrap=-t.wrap),t.status=t.wrap?C:E,e.adler=2===t.wrap?0:1,t.last_flush=l,u._tr_init(t),m):R(e,_)}function K(e){var t=G(e);return t===m&&function(e){e.window_size=2*e.w_size,D(e.head),e.max_lazy_match=h[e.level].max_lazy,e.good_match=h[e.level].good_length,e.nice_match=h[e.level].nice_length,e.max_chain_length=h[e.level].max_chain,e.strstart=0,e.block_start=0,e.lookahead=0,e.insert=0,e.match_length=e.prev_length=x-1,e.match_available=0,e.ins_h=0;}(e.state),t}function Y(e,t,r,n,i,s){if(!e)return _;var a=1;if(t===g&&(t=6),n<0?(a=0,n=-n):15<n&&(a=2,n-=16),i<1||y<i||r!==v||n<8||15<n||t<0||9<t||s<0||b<s)return R(e,_);8===n&&(n=9);var o=new H;return (e.state=o).strm=e,o.wrap=a,o.gzhead=null,o.w_bits=n,o.w_size=1<<o.w_bits,o.w_mask=o.w_size-1,o.hash_bits=i+7,o.hash_size=1<<o.hash_bits,o.hash_mask=o.hash_size-1,o.hash_shift=~~((o.hash_bits+x-1)/x),o.window=new c.Buf8(2*o.w_size),o.head=new c.Buf16(o.hash_size),o.prev=new c.Buf16(o.w_size),o.lit_bufsize=1<<i+6,o.pending_buf_size=4*o.lit_bufsize,o.pending_buf=new c.Buf8(o.pending_buf_size),o.d_buf=1*o.lit_bufsize,o.l_buf=3*o.lit_bufsize,o.level=t,o.strategy=s,o.method=r,K(e)}h=[new M(0,0,0,0,function(e,t){var r=65535;for(r>e.pending_buf_size-5&&(r=e.pending_buf_size-5);;){if(e.lookahead<=1){if(j(e),0===e.lookahead&&t===l)return A;if(0===e.lookahead)break}e.strstart+=e.lookahead,e.lookahead=0;var n=e.block_start+r;if((0===e.strstart||e.strstart>=n)&&(e.lookahead=e.strstart-n,e.strstart=n,N(e,!1),0===e.strm.avail_out))return A;if(e.strstart-e.block_start>=e.w_size-z&&(N(e,!1),0===e.strm.avail_out))return A}return e.insert=0,t===f?(N(e,!0),0===e.strm.avail_out?O:B):(e.strstart>e.block_start&&(N(e,!1),e.strm.avail_out),A)}),new M(4,4,8,4,Z),new M(4,5,16,8,Z),new M(4,6,32,32,Z),new M(4,4,16,16,W),new M(8,16,32,32,W),new M(8,16,128,128,W),new M(8,32,128,256,W),new M(32,128,258,1024,W),new M(32,258,258,4096,W)],r.deflateInit=function(e,t){return Y(e,t,v,15,8,0)},r.deflateInit2=Y,r.deflateReset=K,r.deflateResetKeep=G,r.deflateSetHeader=function(e,t){return e&&e.state?2!==e.state.wrap?_:(e.state.gzhead=t,m):_},r.deflate=function(e,t){var r,n,i,s;if(!e||!e.state||5<t||t<0)return e?R(e,_):_;if(n=e.state,!e.output||!e.input&&0!==e.avail_in||666===n.status&&t!==f)return R(e,0===e.avail_out?-5:_);if(n.strm=e,r=n.last_flush,n.last_flush=t,n.status===C)if(2===n.wrap)e.adler=0,U(n,31),U(n,139),U(n,8),n.gzhead?(U(n,(n.gzhead.text?1:0)+(n.gzhead.hcrc?2:0)+(n.gzhead.extra?4:0)+(n.gzhead.name?8:0)+(n.gzhead.comment?16:0)),U(n,255&n.gzhead.time),U(n,n.gzhead.time>>8&255),U(n,n.gzhead.time>>16&255),U(n,n.gzhead.time>>24&255),U(n,9===n.level?2:2<=n.strategy||n.level<2?4:0),U(n,255&n.gzhead.os),n.gzhead.extra&&n.gzhead.extra.length&&(U(n,255&n.gzhead.extra.length),U(n,n.gzhead.extra.length>>8&255)),n.gzhead.hcrc&&(e.adler=p(e.adler,n.pending_buf,n.pending,0)),n.gzindex=0,n.status=69):(U(n,0),U(n,0),U(n,0),U(n,0),U(n,0),U(n,9===n.level?2:2<=n.strategy||n.level<2?4:0),U(n,3),n.status=E);else {var a=v+(n.w_bits-8<<4)<<8;a|=(2<=n.strategy||n.level<2?0:n.level<6?1:6===n.level?2:3)<<6,0!==n.strstart&&(a|=32),a+=31-a%31,n.status=E,P(n,a),0!==n.strstart&&(P(n,e.adler>>>16),P(n,65535&e.adler)),e.adler=1;}if(69===n.status)if(n.gzhead.extra){for(i=n.pending;n.gzindex<(65535&n.gzhead.extra.length)&&(n.pending!==n.pending_buf_size||(n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),F(e),i=n.pending,n.pending!==n.pending_buf_size));)U(n,255&n.gzhead.extra[n.gzindex]),n.gzindex++;n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),n.gzindex===n.gzhead.extra.length&&(n.gzindex=0,n.status=73);}else n.status=73;if(73===n.status)if(n.gzhead.name){i=n.pending;do{if(n.pending===n.pending_buf_size&&(n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),F(e),i=n.pending,n.pending===n.pending_buf_size)){s=1;break}s=n.gzindex<n.gzhead.name.length?255&n.gzhead.name.charCodeAt(n.gzindex++):0,U(n,s);}while(0!==s);n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),0===s&&(n.gzindex=0,n.status=91);}else n.status=91;if(91===n.status)if(n.gzhead.comment){i=n.pending;do{if(n.pending===n.pending_buf_size&&(n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),F(e),i=n.pending,n.pending===n.pending_buf_size)){s=1;break}s=n.gzindex<n.gzhead.comment.length?255&n.gzhead.comment.charCodeAt(n.gzindex++):0,U(n,s);}while(0!==s);n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),0===s&&(n.status=103);}else n.status=103;if(103===n.status&&(n.gzhead.hcrc?(n.pending+2>n.pending_buf_size&&F(e),n.pending+2<=n.pending_buf_size&&(U(n,255&e.adler),U(n,e.adler>>8&255),e.adler=0,n.status=E)):n.status=E),0!==n.pending){if(F(e),0===e.avail_out)return n.last_flush=-1,m}else if(0===e.avail_in&&T(t)<=T(r)&&t!==f)return R(e,-5);if(666===n.status&&0!==e.avail_in)return R(e,-5);if(0!==e.avail_in||0!==n.lookahead||t!==l&&666!==n.status){var o=2===n.strategy?function(e,t){for(var r;;){if(0===e.lookahead&&(j(e),0===e.lookahead)){if(t===l)return A;break}if(e.match_length=0,r=u._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,r&&(N(e,!1),0===e.strm.avail_out))return A}return e.insert=0,t===f?(N(e,!0),0===e.strm.avail_out?O:B):e.last_lit&&(N(e,!1),0===e.strm.avail_out)?A:I}(n,t):3===n.strategy?function(e,t){for(var r,n,i,s,a=e.window;;){if(e.lookahead<=S){if(j(e),e.lookahead<=S&&t===l)return A;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=x&&0<e.strstart&&(n=a[i=e.strstart-1])===a[++i]&&n===a[++i]&&n===a[++i]){s=e.strstart+S;do{}while(n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&i<s);e.match_length=S-(s-i),e.match_length>e.lookahead&&(e.match_length=e.lookahead);}if(e.match_length>=x?(r=u._tr_tally(e,1,e.match_length-x),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(r=u._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),r&&(N(e,!1),0===e.strm.avail_out))return A}return e.insert=0,t===f?(N(e,!0),0===e.strm.avail_out?O:B):e.last_lit&&(N(e,!1),0===e.strm.avail_out)?A:I}(n,t):h[n.level].func(n,t);if(o!==O&&o!==B||(n.status=666),o===A||o===O)return 0===e.avail_out&&(n.last_flush=-1),m;if(o===I&&(1===t?u._tr_align(n):5!==t&&(u._tr_stored_block(n,0,0,!1),3===t&&(D(n.head),0===n.lookahead&&(n.strstart=0,n.block_start=0,n.insert=0))),F(e),0===e.avail_out))return n.last_flush=-1,m}return t!==f?m:n.wrap<=0?1:(2===n.wrap?(U(n,255&e.adler),U(n,e.adler>>8&255),U(n,e.adler>>16&255),U(n,e.adler>>24&255),U(n,255&e.total_in),U(n,e.total_in>>8&255),U(n,e.total_in>>16&255),U(n,e.total_in>>24&255)):(P(n,e.adler>>>16),P(n,65535&e.adler)),F(e),0<n.wrap&&(n.wrap=-n.wrap),0!==n.pending?m:1)},r.deflateEnd=function(e){var t;return e&&e.state?(t=e.state.status)!==C&&69!==t&&73!==t&&91!==t&&103!==t&&t!==E&&666!==t?R(e,_):(e.state=null,t===E?R(e,-3):m):_},r.deflateSetDictionary=function(e,t){var r,n,i,s,a,o,h,u,l=t.length;if(!e||!e.state)return _;if(2===(s=(r=e.state).wrap)||1===s&&r.status!==C||r.lookahead)return _;for(1===s&&(e.adler=d(e.adler,t,l,0)),r.wrap=0,l>=r.w_size&&(0===s&&(D(r.head),r.strstart=0,r.block_start=0,r.insert=0),u=new c.Buf8(r.w_size),c.arraySet(u,t,l-r.w_size,r.w_size,0),t=u,l=r.w_size),a=e.avail_in,o=e.next_in,h=e.input,e.avail_in=l,e.next_in=0,e.input=t,j(r);r.lookahead>=x;){for(n=r.strstart,i=r.lookahead-(x-1);r.ins_h=(r.ins_h<<r.hash_shift^r.window[n+x-1])&r.hash_mask,r.prev[n&r.w_mask]=r.head[r.ins_h],r.head[r.ins_h]=n,n++,--i;);r.strstart=n,r.lookahead=x-1,j(r);}return r.strstart+=r.lookahead,r.block_start=r.strstart,r.insert=r.lookahead,r.lookahead=0,r.match_length=r.prev_length=x-1,r.match_available=0,e.next_in=o,e.input=h,e.avail_in=a,r.wrap=s,m},r.deflateInfo="pako deflate (from Nodeca project)";},{"../utils/common":41,"./adler32":43,"./crc32":45,"./messages":51,"./trees":52}],47:[function(e,t,r){t.exports=function(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1;};},{}],48:[function(e,t,r){t.exports=function(e,t){var r,n,i,s,a,o,h,u,l,f,c,d,p,m,_,g,b,v,y,w,k,x,S,z,C;r=e.state,n=e.next_in,z=e.input,i=n+(e.avail_in-5),s=e.next_out,C=e.output,a=s-(t-e.avail_out),o=s+(e.avail_out-257),h=r.dmax,u=r.wsize,l=r.whave,f=r.wnext,c=r.window,d=r.hold,p=r.bits,m=r.lencode,_=r.distcode,g=(1<<r.lenbits)-1,b=(1<<r.distbits)-1;e:do{p<15&&(d+=z[n++]<<p,p+=8,d+=z[n++]<<p,p+=8),v=m[d&g];t:for(;;){if(d>>>=y=v>>>24,p-=y,0===(y=v>>>16&255))C[s++]=65535&v;else {if(!(16&y)){if(0==(64&y)){v=m[(65535&v)+(d&(1<<y)-1)];continue t}if(32&y){r.mode=12;break e}e.msg="invalid literal/length code",r.mode=30;break e}w=65535&v,(y&=15)&&(p<y&&(d+=z[n++]<<p,p+=8),w+=d&(1<<y)-1,d>>>=y,p-=y),p<15&&(d+=z[n++]<<p,p+=8,d+=z[n++]<<p,p+=8),v=_[d&b];r:for(;;){if(d>>>=y=v>>>24,p-=y,!(16&(y=v>>>16&255))){if(0==(64&y)){v=_[(65535&v)+(d&(1<<y)-1)];continue r}e.msg="invalid distance code",r.mode=30;break e}if(k=65535&v,p<(y&=15)&&(d+=z[n++]<<p,(p+=8)<y&&(d+=z[n++]<<p,p+=8)),h<(k+=d&(1<<y)-1)){e.msg="invalid distance too far back",r.mode=30;break 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s(){this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new I.Buf16(320),this.work=new I.Buf16(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0;}function a(e){var t;return e&&e.state?(t=e.state,e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=P,t.last=0,t.havedict=0,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new I.Buf32(n),t.distcode=t.distdyn=new I.Buf32(i),t.sane=1,t.back=-1,N):U}function o(e){var t;return e&&e.state?((t=e.state).wsize=0,t.whave=0,t.wnext=0,a(e)):U}function h(e,t){var r,n;return e&&e.state?(n=e.state,t<0?(r=0,t=-t):(r=1+(t>>4),t<48&&(t&=15)),t&&(t<8||15<t)?U:(null!==n.window&&n.wbits!==t&&(n.window=null),n.wrap=r,n.wbits=t,o(e))):U}function u(e,t){var r,n;return e?(n=new s,(e.state=n).window=null,(r=h(e,t))!==N&&(e.state=null),r):U}var l,f,c=!0;function j(e){if(c){var t;for(l=new I.Buf32(512),f=new I.Buf32(32),t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(T(D,e.lens,0,288,l,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;T(F,e.lens,0,32,f,0,e.work,{bits:5}),c=!1;}e.lencode=l,e.lenbits=9,e.distcode=f,e.distbits=5;}function Z(e,t,r,n){var i,s=e.state;return null===s.window&&(s.wsize=1<<s.wbits,s.wnext=0,s.whave=0,s.window=new I.Buf8(s.wsize)),n>=s.wsize?(I.arraySet(s.window,t,r-s.wsize,s.wsize,0),s.wnext=0,s.whave=s.wsize):(n<(i=s.wsize-s.wnext)&&(i=n),I.arraySet(s.window,t,r-n,i,s.wnext),(n-=i)?(I.arraySet(s.window,t,r-n,n,0),s.wnext=n,s.whave=s.wsize):(s.wnext+=i,s.wnext===s.wsize&&(s.wnext=0),s.whave<s.wsize&&(s.whave+=i))),0}r.inflateReset=o,r.inflateReset2=h,r.inflateResetKeep=a,r.inflateInit=function(e){return u(e,15)},r.inflateInit2=u,r.inflate=function(e,t){var r,n,i,s,a,o,h,u,l,f,c,d,p,m,_,g,b,v,y,w,k,x,S,z,C=0,E=new I.Buf8(4),A=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15];if(!e||!e.state||!e.output||!e.input&&0!==e.avail_in)return U;12===(r=e.state).mode&&(r.mode=13),a=e.next_out,i=e.output,h=e.avail_out,s=e.next_in,n=e.input,o=e.avail_in,u=r.hold,l=r.bits,f=o,c=h,x=N;e:for(;;)switch(r.mode){case P:if(0===r.wrap){r.mode=13;break}for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(2&r.wrap&&35615===u){E[r.check=0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0),l=u=0,r.mode=2;break}if(r.flags=0,r.head&&(r.head.done=!1),!(1&r.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",r.mode=30;break}if(8!=(15&u)){e.msg="unknown compression method",r.mode=30;break}if(l-=4,k=8+(15&(u>>>=4)),0===r.wbits)r.wbits=k;else if(k>r.wbits){e.msg="invalid window size",r.mode=30;break}r.dmax=1<<k,e.adler=r.check=1,r.mode=512&u?10:12,l=u=0;break;case 2:for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(r.flags=u,8!=(255&r.flags)){e.msg="unknown compression method",r.mode=30;break}if(57344&r.flags){e.msg="unknown header flags set",r.mode=30;break}r.head&&(r.head.text=u>>8&1),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0)),l=u=0,r.mode=3;case 3:for(;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.head&&(r.head.time=u),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,E[2]=u>>>16&255,E[3]=u>>>24&255,r.check=B(r.check,E,4,0)),l=u=0,r.mode=4;case 4:for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.head&&(r.head.xflags=255&u,r.head.os=u>>8),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0)),l=u=0,r.mode=5;case 5:if(1024&r.flags){for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.length=u,r.head&&(r.head.extra_len=u),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0)),l=u=0;}else r.head&&(r.head.extra=null);r.mode=6;case 6:if(1024&r.flags&&(o<(d=r.length)&&(d=o),d&&(r.head&&(k=r.head.extra_len-r.length,r.head.extra||(r.head.extra=new Array(r.head.extra_len)),I.arraySet(r.head.extra,n,s,d,k)),512&r.flags&&(r.check=B(r.check,n,d,s)),o-=d,s+=d,r.length-=d),r.length))break e;r.length=0,r.mode=7;case 7:if(2048&r.flags){if(0===o)break e;for(d=0;k=n[s+d++],r.head&&k&&r.length<65536&&(r.head.name+=String.fromCharCode(k)),k&&d<o;);if(512&r.flags&&(r.check=B(r.check,n,d,s)),o-=d,s+=d,k)break e}else r.head&&(r.head.name=null);r.length=0,r.mode=8;case 8:if(4096&r.flags){if(0===o)break e;for(d=0;k=n[s+d++],r.head&&k&&r.length<65536&&(r.head.comment+=String.fromCharCode(k)),k&&d<o;);if(512&r.flags&&(r.check=B(r.check,n,d,s)),o-=d,s+=d,k)break e}else r.head&&(r.head.comment=null);r.mode=9;case 9:if(512&r.flags){for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(u!==(65535&r.check)){e.msg="header crc mismatch",r.mode=30;break}l=u=0;}r.head&&(r.head.hcrc=r.flags>>9&1,r.head.done=!0),e.adler=r.check=0,r.mode=12;break;case 10:for(;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}e.adler=r.check=L(u),l=u=0,r.mode=11;case 11:if(0===r.havedict)return e.next_out=a,e.avail_out=h,e.next_in=s,e.avail_in=o,r.hold=u,r.bits=l,2;e.adler=r.check=1,r.mode=12;case 12:if(5===t||6===t)break e;case 13:if(r.last){u>>>=7&l,l-=7&l,r.mode=27;break}for(;l<3;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}switch(r.last=1&u,l-=1,3&(u>>>=1)){case 0:r.mode=14;break;case 1:if(j(r),r.mode=20,6!==t)break;u>>>=2,l-=2;break e;case 2:r.mode=17;break;case 3:e.msg="invalid block type",r.mode=30;}u>>>=2,l-=2;break;case 14:for(u>>>=7&l,l-=7&l;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",r.mode=30;break}if(r.length=65535&u,l=u=0,r.mode=15,6===t)break e;case 15:r.mode=16;case 16:if(d=r.length){if(o<d&&(d=o),h<d&&(d=h),0===d)break e;I.arraySet(i,n,s,d,a),o-=d,s+=d,h-=d,a+=d,r.length-=d;break}r.mode=12;break;case 17:for(;l<14;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(r.nlen=257+(31&u),u>>>=5,l-=5,r.ndist=1+(31&u),u>>>=5,l-=5,r.ncode=4+(15&u),u>>>=4,l-=4,286<r.nlen||30<r.ndist){e.msg="too many length or distance symbols",r.mode=30;break}r.have=0,r.mode=18;case 18:for(;r.have<r.ncode;){for(;l<3;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.lens[A[r.have++]]=7&u,u>>>=3,l-=3;}for(;r.have<19;)r.lens[A[r.have++]]=0;if(r.lencode=r.lendyn,r.lenbits=7,S={bits:r.lenbits},x=T(0,r.lens,0,19,r.lencode,0,r.work,S),r.lenbits=S.bits,x){e.msg="invalid code lengths set",r.mode=30;break}r.have=0,r.mode=19;case 19:for(;r.have<r.nlen+r.ndist;){for(;g=(C=r.lencode[u&(1<<r.lenbits)-1])>>>16&255,b=65535&C,!((_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(b<16)u>>>=_,l-=_,r.lens[r.have++]=b;else {if(16===b){for(z=_+2;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(u>>>=_,l-=_,0===r.have){e.msg="invalid bit length repeat",r.mode=30;break}k=r.lens[r.have-1],d=3+(3&u),u>>>=2,l-=2;}else if(17===b){for(z=_+3;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}l-=_,k=0,d=3+(7&(u>>>=_)),u>>>=3,l-=3;}else {for(z=_+7;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}l-=_,k=0,d=11+(127&(u>>>=_)),u>>>=7,l-=7;}if(r.have+d>r.nlen+r.ndist){e.msg="invalid bit length repeat",r.mode=30;break}for(;d--;)r.lens[r.have++]=k;}}if(30===r.mode)break;if(0===r.lens[256]){e.msg="invalid code -- missing end-of-block",r.mode=30;break}if(r.lenbits=9,S={bits:r.lenbits},x=T(D,r.lens,0,r.nlen,r.lencode,0,r.work,S),r.lenbits=S.bits,x){e.msg="invalid literal/lengths set",r.mode=30;break}if(r.distbits=6,r.distcode=r.distdyn,S={bits:r.distbits},x=T(F,r.lens,r.nlen,r.ndist,r.distcode,0,r.work,S),r.distbits=S.bits,x){e.msg="invalid distances set",r.mode=30;break}if(r.mode=20,6===t)break e;case 20:r.mode=21;case 21:if(6<=o&&258<=h){e.next_out=a,e.avail_out=h,e.next_in=s,e.avail_in=o,r.hold=u,r.bits=l,R(e,c),a=e.next_out,i=e.output,h=e.avail_out,s=e.next_in,n=e.input,o=e.avail_in,u=r.hold,l=r.bits,12===r.mode&&(r.back=-1);break}for(r.back=0;g=(C=r.lencode[u&(1<<r.lenbits)-1])>>>16&255,b=65535&C,!((_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(g&&0==(240&g)){for(v=_,y=g,w=b;g=(C=r.lencode[w+((u&(1<<v+y)-1)>>v)])>>>16&255,b=65535&C,!(v+(_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}u>>>=v,l-=v,r.back+=v;}if(u>>>=_,l-=_,r.back+=_,r.length=b,0===g){r.mode=26;break}if(32&g){r.back=-1,r.mode=12;break}if(64&g){e.msg="invalid literal/length code",r.mode=30;break}r.extra=15&g,r.mode=22;case 22:if(r.extra){for(z=r.extra;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.length+=u&(1<<r.extra)-1,u>>>=r.extra,l-=r.extra,r.back+=r.extra;}r.was=r.length,r.mode=23;case 23:for(;g=(C=r.distcode[u&(1<<r.distbits)-1])>>>16&255,b=65535&C,!((_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(0==(240&g)){for(v=_,y=g,w=b;g=(C=r.distcode[w+((u&(1<<v+y)-1)>>v)])>>>16&255,b=65535&C,!(v+(_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}u>>>=v,l-=v,r.back+=v;}if(u>>>=_,l-=_,r.back+=_,64&g){e.msg="invalid distance code",r.mode=30;break}r.offset=b,r.extra=15&g,r.mode=24;case 24:if(r.extra){for(z=r.extra;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.offset+=u&(1<<r.extra)-1,u>>>=r.extra,l-=r.extra,r.back+=r.extra;}if(r.offset>r.dmax){e.msg="invalid distance too far back",r.mode=30;break}r.mode=25;case 25:if(0===h)break e;if(d=c-h,r.offset>d){if((d=r.offset-d)>r.whave&&r.sane){e.msg="invalid distance too far back",r.mode=30;break}p=d>r.wnext?(d-=r.wnext,r.wsize-d):r.wnext-d,d>r.length&&(d=r.length),m=r.window;}else m=i,p=a-r.offset,d=r.length;for(h<d&&(d=h),h-=d,r.length-=d;i[a++]=m[p++],--d;);0===r.length&&(r.mode=21);break;case 26:if(0===h)break e;i[a++]=r.length,h--,r.mode=21;break;case 27:if(r.wrap){for(;l<32;){if(0===o)break e;o--,u|=n[s++]<<l,l+=8;}if(c-=h,e.total_out+=c,r.total+=c,c&&(e.adler=r.check=r.flags?B(r.check,i,c,a-c):O(r.check,i,c,a-c)),c=h,(r.flags?u:L(u))!==r.check){e.msg="incorrect data check",r.mode=30;break}l=u=0;}r.mode=28;case 28:if(r.wrap&&r.flags){for(;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(u!==(4294967295&r.total)){e.msg="incorrect length check",r.mode=30;break}l=u=0;}r.mode=29;case 29:x=1;break e;case 30:x=-3;break e;case 31:return -4;case 32:default:return U}return e.next_out=a,e.avail_out=h,e.next_in=s,e.avail_in=o,r.hold=u,r.bits=l,(r.wsize||c!==e.avail_out&&r.mode<30&&(r.mode<27||4!==t))&&Z(e,e.output,e.next_out,c-e.avail_out)?(r.mode=31,-4):(f-=e.avail_in,c-=e.avail_out,e.total_in+=f,e.total_out+=c,r.total+=c,r.wrap&&c&&(e.adler=r.check=r.flags?B(r.check,i,c,e.next_out-c):O(r.check,i,c,e.next_out-c)),e.data_type=r.bits+(r.last?64:0)+(12===r.mode?128:0)+(20===r.mode||15===r.mode?256:0),(0==f&&0===c||4===t)&&x===N&&(x=-5),x)},r.inflateEnd=function(e){if(!e||!e.state)return U;var t=e.state;return t.window&&(t.window=null),e.state=null,N},r.inflateGetHeader=function(e,t){var r;return e&&e.state?0==(2&(r=e.state).wrap)?U:((r.head=t).done=!1,N):U},r.inflateSetDictionary=function(e,t){var r,n=t.length;return e&&e.state?0!==(r=e.state).wrap&&11!==r.mode?U:11===r.mode&&O(1,t,n,0)!==r.check?-3:Z(e,t,n,n)?(r.mode=31,-4):(r.havedict=1,N):U},r.inflateInfo="pako inflate (from Nodeca project)";},{"../utils/common":41,"./adler32":43,"./crc32":45,"./inffast":48,"./inftrees":50}],50:[function(e,t,r){var D=e("../utils/common"),F=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],N=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],U=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],P=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];t.exports=function(e,t,r,n,i,s,a,o){var h,u,l,f,c,d,p,m,_,g=o.bits,b=0,v=0,y=0,w=0,k=0,x=0,S=0,z=0,C=0,E=0,A=null,I=0,O=new D.Buf16(16),B=new D.Buf16(16),R=null,T=0;for(b=0;b<=15;b++)O[b]=0;for(v=0;v<n;v++)O[t[r+v]]++;for(k=g,w=15;1<=w&&0===O[w];w--);if(w<k&&(k=w),0===w)return i[s++]=20971520,i[s++]=20971520,o.bits=1,0;for(y=1;y<w&&0===O[y];y++);for(k<y&&(k=y),b=z=1;b<=15;b++)if(z<<=1,(z-=O[b])<0)return -1;if(0<z&&(0===e||1!==w))return -1;for(B[1]=0,b=1;b<15;b++)B[b+1]=B[b]+O[b];for(v=0;v<n;v++)0!==t[r+v]&&(a[B[t[r+v]]++]=v);if(d=0===e?(A=R=a,19):1===e?(A=F,I-=257,R=N,T-=257,256):(A=U,R=P,-1),b=y,c=s,S=v=E=0,l=-1,f=(C=1<<(x=k))-1,1===e&&852<C||2===e&&592<C)return 1;for(;;){for(p=b-S,_=a[v]<d?(m=0,a[v]):a[v]>d?(m=R[T+a[v]],A[I+a[v]]):(m=96,0),h=1<<b-S,y=u=1<<x;i[c+(E>>S)+(u-=h)]=p<<24|m<<16|_|0,0!==u;);for(h=1<<b-1;E&h;)h>>=1;if(0!==h?(E&=h-1,E+=h):E=0,v++,0==--O[b]){if(b===w)break;b=t[r+a[v]];}if(k<b&&(E&f)!==l){for(0===S&&(S=k),c+=y,z=1<<(x=b-S);x+S<w&&!((z-=O[x+S])<=0);)x++,z<<=1;if(C+=1<<x,1===e&&852<C||2===e&&592<C)return 1;i[l=E&f]=k<<24|x<<16|c-s|0;}}return 0!==E&&(i[c+E]=b-S<<24|64<<16|0),o.bits=k,0};},{"../utils/common":41}],51:[function(e,t,r){t.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"};},{}],52:[function(e,t,r){var i=e("../utils/common"),o=0,h=1;function n(e){for(var t=e.length;0<=--t;)e[t]=0;}var s=0,a=29,u=256,l=u+1+a,f=30,c=19,_=2*l+1,g=15,d=16,p=7,m=256,b=16,v=17,y=18,w=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0],k=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13],x=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7],S=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],z=new Array(2*(l+2));n(z);var C=new Array(2*f);n(C);var E=new Array(512);n(E);var A=new Array(256);n(A);var I=new Array(a);n(I);var O,B,R,T=new Array(f);function D(e,t,r,n,i){this.static_tree=e,this.extra_bits=t,this.extra_base=r,this.elems=n,this.max_length=i,this.has_stree=e&&e.length;}function 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e[i]<e[s]||e[i]===e[s]&&n[t]<=n[r]}function G(e,t,r){for(var n=e.heap[r],i=r<<1;i<=e.heap_len&&(i<e.heap_len&&H(t,e.heap[i+1],e.heap[i],e.depth)&&i++,!H(t,n,e.heap[i],e.depth));)e.heap[r]=e.heap[i],r=i,i<<=1;e.heap[r]=n;}function K(e,t,r){var n,i,s,a,o=0;if(0!==e.last_lit)for(;n=e.pending_buf[e.d_buf+2*o]<<8|e.pending_buf[e.d_buf+2*o+1],i=e.pending_buf[e.l_buf+o],o++,0===n?L(e,i,t):(L(e,(s=A[i])+u+1,t),0!==(a=w[s])&&P(e,i-=I[s],a),L(e,s=N(--n),r),0!==(a=k[s])&&P(e,n-=T[s],a)),o<e.last_lit;);L(e,m,t);}function Y(e,t){var 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i;for(P(e,t-257,5),P(e,r-1,5),P(e,n-4,4),i=0;i<n;i++)P(e,e.bl_tree[2*S[i]+1],3);V(e,e.dyn_ltree,t-1),V(e,e.dyn_dtree,r-1);}(e,e.l_desc.max_code+1,e.d_desc.max_code+1,a+1),K(e,e.dyn_ltree,e.dyn_dtree)),W(e),n&&M(e);},r._tr_tally=function(e,t,r){return 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h[o]=n,i(o),o++},e.clearImmediate=f;}function f(e){delete h[e];}function c(e){if(u)setTimeout(c,0,e);else {var t=h[e];if(t){u=!0;try{!function(e){var t=e.callback,r=e.args;switch(r.length){case 0:t();break;case 1:t(r[0]);break;case 2:t(r[0],r[1]);break;case 3:t(r[0],r[1],r[2]);break;default:t.apply(n,r);}}(t);}finally{f(e),u=!1;}}}}function d(e){e.source===r&&"string"==typeof e.data&&0===e.data.indexOf(a)&&c(+e.data.slice(a.length));}}("undefined"==typeof self?void 0===e?this:e:self);}).call(this,"undefined"!=typeof commonjsGlobal?commonjsGlobal:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{});},{}]},{},[10])(10)}); 
-  } (jszip_min));
-
-  var jszip_minExports = jszip_min.exports;
-  var JSZip = /*@__PURE__*/getDefaultExportFromCjs(jszip_minExports);
-
-  var unzip = async (buffer) => {
-    const zip = new JSZip();
-    await zip.loadAsync(buffer);
-    const files = zip.file(/.+/);
-    const out = {};
-    await Promise.all(files.map(async (a) => {
-      let result;
-      if (a.name.slice(-3).toLowerCase() === 'shp' || a.name.slice(-3).toLowerCase() === 'dbf') {
-        result = await a.async('nodebuffer');
-      } else {
-        result = await a.async('text');
-      }
-      out[a.name] = result;
-    }));
-    return out;
-  };
-
-  const URL$1 = globalThis.URL;
-
-  var combine$1 = (base, type) => {
-    if (!type) {
-      return base;
-    }
-    const url = new URL$1(base);
-    url.pathname = `${url.pathname}.${type}`;
-    return url.href;
-  };
-
-  function binaryAjax$1(_url, type) {
-    return new Promise(function (resolve, reject) {
-      const url = combine$1(_url, type);
-      const ajax = new XMLHttpRequest();
-      ajax.open('GET', url, true);
-      if (type !== 'prj' && type !== 'cpg') {
-        ajax.responseType = 'arraybuffer';
-      }
-      ajax.addEventListener('load', function () {
-        if (ajax.status > 399) {
-          if (type === 'prj' || type === 'cpg') {
-            return resolve(false);
-          } else {
-            return reject(new Error(ajax.status));
-          }
-        }
-        if (type !== 'prj' && type !== 'cpg') {
-          return resolve(Buffer.from(ajax.response));
-        } else {
-          return resolve(ajax.response);
-        }
-      }, false);
-      ajax.send();
-    });
-  }
-
-  async function binaryAjax(_url, type) {
-    if (!globalThis.fetch) {
-      return binaryAjax$1(_url, type);
-    }
-    const url = combine$1(_url, type);
-    const isOptionalTxt = type === 'prj' || type === 'cpg';
-    try {
-      const resp = await fetch(url);
-      if (resp.status > 399) {
-        throw new Error(resp.statusText);
-      }
-      if (isOptionalTxt) {
-        return resp.text();
-      }
-      const parsed = await resp.arrayBuffer();
-      return Buffer.from(parsed);
-    } catch (e) {
-      console.log('ERROR', e, type);
-      if (isOptionalTxt || type === 'dbf') {
-        return false;
-      }
-      throw e;
-    }
-  }
-
-  function isClockWise(array) {
-    let sum = 0;
-    let i = 1;
-    const len = array.length;
-    let prev, cur;
-    const bbox = [array[0][0], array[0][1], array[0][0], array[0][1]];
-    while (i < len) {
-      prev = cur || array[0];
-      cur = array[i];
-      sum += ((cur[0] - prev[0]) * (cur[1] + prev[1]));
-      i++;
-      if (cur[0] < bbox[0]) {
-        bbox[0] = cur[0];
-      }
-      if (cur[1] < bbox[1]) {
-        bbox[1] = cur[1];
-      }
-      if (cur[0] > bbox[2]) {
-        bbox[2] = cur[0];
-      }
-      if (cur[1] > bbox[3]) {
-        bbox[3] = cur[1];
-      }
-    }
-    return {
-      ring: array,
-      clockWise: sum > 0,
-      bbox,
-      children: []
-    }
-
-  }
-
-  function contains(outer, inner) {
-    if (outer.bbox[0] > inner.bbox[0]) {
-      return false;
-    }
-    if (outer.bbox[1] > inner.bbox[1]) {
-      return false;
-    }
-    if (outer.bbox[2] < inner.bbox[2]) {
-      return false;
-    }
-    if (outer.bbox[3] < inner.bbox[3]) {
-      return false;
-    }
-    return true;
-  }
-
-  function handleRings(rings) {
-    const outers = [];
-    const inners = [];
-    for (const ring of rings) {
-      const proccessed = isClockWise(ring);
-      if (proccessed.clockWise) {
-        outers.push(proccessed);
-      } else {
-        inners.push(proccessed);
-      }
-    }
-    // this is an optimization, 
-    // but it would also put in weird bad rings that would otherwise get left out
-    // if (outers.length === 1) {
-    //   const out = [outers[0].ring]
-    //   for (const inner of inners) {
-    //     out.push(inner.ring);
-
-    //   }
-    //   return [out];
-    // }
-    for (const inner of inners) {
-      for (const outer of outers) {
-        if (contains(outer, inner)) {
-          outer.children.push(inner.ring);
-          break;
-        }
-      }
-    }
-    const out = [];
-    for (const outer of outers) {
-      out.push([outer.ring].concat(outer.children));
-    }
-    return out;
-  }
-  ParseShp.prototype.parsePoint = function (data) {
-    return {
-      type: 'Point',
-      coordinates: this.parseCoord(data, 0)
-    };
+  ParseShp.prototype.parsePoint = function (data) {
+    return {
+      type: 'Point',
+      coordinates: this.parseCoord(data, 0)
+    };
   };
   ParseShp.prototype.parseZPoint = function (data) {
     const pointXY = this.parsePoint(data);
-    pointXY.coordinates.push(data.readDoubleLE(16));
+    pointXY.coordinates.push(data.getFloat64(16, true));
     return pointXY;
   };
   ParseShp.prototype.parsePointArray = function (data, offset, num) {
@@ -9796,7 +7532,7 @@
   ParseShp.prototype.parseZPointArray = function (data, zOffset, num, coordinates) {
     let i = 0;
     while (i < num) {
-      coordinates[i].push(data.readDoubleLE(zOffset));
+      coordinates[i].push(data.getFloat64(zOffset, true));
       i++;
       zOffset += 8;
     }
@@ -9814,7 +7550,7 @@
       if (done === num) {
         nextNum = tot;
       } else {
-        nextNum = data.readInt32LE(partOffset);
+        nextNum = data.getInt32(partOffset, true);
       }
       pointNumber = nextNum - curNum;
       if (!pointNumber) {
@@ -9836,7 +7572,7 @@
   };
   ParseShp.prototype.parseMultiPoint = function (data) {
     const out = {};
-    const num = data.readInt32LE(32, true);
+    const num = data.getInt32(32, true);
     if (!num) {
       return null;
     }
@@ -9865,7 +7601,7 @@
     }
     let num;
     if (geoJson.type === 'Point') {
-      geoJson.coordinates.push(data.readDoubleLE(72));
+      geoJson.coordinates.push(data.getFloat64(72, true));
       return geoJson;
     } else {
       num = geoJson.coordinates.length;
@@ -9876,7 +7612,7 @@
   };
   ParseShp.prototype.parsePolyline = function (data) {
     const out = {};
-    const numParts = data.readInt32LE(32);
+    const numParts = data.getInt32(32, true);
     if (!numParts) {
       return null;
     }
@@ -9888,7 +7624,7 @@
       maxs[0],
       maxs[1]
     ];
-    const num = data.readInt32LE(36);
+    const num = data.getInt32(36, true);
     let offset, partOffset;
     if (numParts === 1) {
       out.type = 'LineString';
@@ -9962,12 +7698,12 @@
   function makeParseCoord(trans) {
     if (trans) {
       return function (data, offset) {
-        const args = [data.readDoubleLE(offset), data.readDoubleLE(offset + 8)];
+        const args = [data.getFloat64(offset, true), data.getFloat64(offset + 8, true)];
         return trans.inverse(args);
       };
     } else {
       return function (data, offset) {
-        return [data.readDoubleLE(offset), data.readDoubleLE(offset + 8)];
+        return [data.getFloat64(offset, true), data.getFloat64(offset + 8, true)];
       };
     }
   }
@@ -9987,7 +7723,7 @@
       num -= 20;
     }
     if (!(num in shpFuncObj)) {
-      throw new Error('I don\'t know that shp type');
+      throw new Error(`I don't know shp type "${num}"`);
     }
     this.parseFunc = this[shpFuncObj[num]];
     this.parseCoord = makeParseCoord(tran);
@@ -9996,27 +7732,26 @@
     return this.parseHeader().shpCode;
   };
   ParseShp.prototype.parseHeader = function () {
-    const view = this.buffer.subarray(0, 100);
+    const view = this.buffer;
     return {
-      length: view.readInt32BE(6 << 2) << 1,
-      version: view.readInt32LE(7 << 2),
-      shpCode: view.readInt32LE(8 << 2),
+      length: view.getInt32(6 << 2) << 1,
+      version: view.getInt32(7 << 2, true),
+      shpCode: view.getInt32(8 << 2, true),
       bbox: [
-        view.readDoubleLE(9 << 2),
-        view.readDoubleLE(11 << 2),
-        view.readDoubleLE(13 << 2),
-        view.readDoubleLE(15 << 2)
+        view.getFloat64(9 << 2, true),
+        view.getFloat64(11 << 2, true),
+        view.getFloat64(13 << 2, true),
+        view.getFloat64(15 << 2, true)
       ]
     };
   };
   ParseShp.prototype.getRows = function () {
     let offset = 100;
-    const olen = this.buffer.byteLength;
-    const len = olen - 8;
+    const len = this.buffer.byteLength - 8;
     const out = [];
     let current;
     while (offset <= len) {
-      current = this.getRow(offset, olen);
+      current = this.getRow(offset);
       if (!current) {
         break;
       }
@@ -10030,11 +7765,9 @@
     }
     return out;
   };
-  ParseShp.prototype.getRow = function (offset, bufLen) {
-    const view = this.buffer.subarray(offset, offset + 12);
-    const len = view.readInt32BE(4) << 1;
-    const id = view.readInt32BE(0);
-
+  ParseShp.prototype.getRow = function (offset) {
+    const id = this.buffer.getInt32(offset);
+    const len = this.buffer.getInt32(offset + 4) << 1;
     if (len === 0) {
       return {
         id: id,
@@ -10043,3558 +7776,39 @@
       };
     }
 
-    if (offset + len + 8 > bufLen) {
+    if (offset + len + 8 > this.buffer.byteLength) {
       return;
     }
-
     return {
       id: id,
       len: len,
-      data: this.buffer.subarray(offset + 12, offset + len + 8),
-      type: view.readInt32LE(8)
+      data: new DataView(this.buffer.buffer, this.buffer.byteOffset + offset + 12, len - 4),
+      type: this.buffer.getInt32(offset + 8, true)
     };
   };
   function parseShp (buffer, trans) {
     return new ParseShp(buffer, trans).rows;
   }
 
-  var encoding = {exports: {}};
-
-  (function (module) {
-  	// This is free and unencumbered software released into the public domain.
-  	// See LICENSE.md for more information.
-
-  	/**
-  	 * @fileoverview Global |this| required for resolving indexes in node.
-  	 * @suppress {globalThis}
-  	 */
-  	(function(global) {
-
-  	  // If we're in node require encoding-indexes and attach it to the global.
-  	  if (module.exports &&
-  	    !global["encoding-indexes"]) ;
-
-  	  //
-  	  // Utilities
-  	  //
-
-  	  /**
-  	   * @param {number} a The number to test.
-  	   * @param {number} min The minimum value in the range, inclusive.
-  	   * @param {number} max The maximum value in the range, inclusive.
-  	   * @return {boolean} True if a >= min and a <= max.
-  	   */
-  	  function inRange(a, min, max) {
-  	    return min <= a && a <= max;
-  	  }
-
-  	  /**
-  	   * @param {!Array.<*>} array The array to check.
-  	   * @param {*} item The item to look for in the array.
-  	   * @return {boolean} True if the item appears in the array.
-  	   */
-  	  function includes(array, item) {
-  	    return array.indexOf(item) !== -1;
-  	  }
-
-  	  var floor = Math.floor;
-
-  	  /**
-  	   * @param {*} o
-  	   * @return {Object}
-  	   */
-  	  function ToDictionary(o) {
-  	    if (o === undefined) return {};
-  	    if (o === Object(o)) return o;
-  	    throw TypeError('Could not convert argument to dictionary');
-  	  }
-
-  	  /**
-  	   * @param {string} string Input string of UTF-16 code units.
-  	   * @return {!Array.<number>} Code points.
-  	   */
-  	  function stringToCodePoints(string) {
-  	    // https://heycam.github.io/webidl/#dfn-obtain-unicode
-
-  	    // 1. Let S be the DOMString value.
-  	    var s = String(string);
-
-  	    // 2. Let n be the length of S.
-  	    var n = s.length;
-
-  	    // 3. Initialize i to 0.
-  	    var i = 0;
-
-  	    // 4. Initialize U to be an empty sequence of Unicode characters.
-  	    var u = [];
-
-  	    // 5. While i < n:
-  	    while (i < n) {
-
-  	      // 1. Let c be the code unit in S at index i.
-  	      var c = s.charCodeAt(i);
-
-  	      // 2. Depending on the value of c:
-
-  	      // c < 0xD800 or c > 0xDFFF
-  	      if (c < 0xD800 || c > 0xDFFF) {
-  	        // Append to U the Unicode character with code point c.
-  	        u.push(c);
-  	      }
-
-  	      // 0xDC00 ≤ c ≤ 0xDFFF
-  	      else if (0xDC00 <= c && c <= 0xDFFF) {
-  	        // Append to U a U+FFFD REPLACEMENT CHARACTER.
-  	        u.push(0xFFFD);
-  	      }
-
-  	      // 0xD800 ≤ c ≤ 0xDBFF
-  	      else if (0xD800 <= c && c <= 0xDBFF) {
-  	        // 1. If i = n−1, then append to U a U+FFFD REPLACEMENT
-  	        // CHARACTER.
-  	        if (i === n - 1) {
-  	          u.push(0xFFFD);
-  	        }
-  	        // 2. Otherwise, i < n−1:
-  	        else {
-  	          // 1. Let d be the code unit in S at index i+1.
-  	          var d = s.charCodeAt(i + 1);
-
-  	          // 2. If 0xDC00 ≤ d ≤ 0xDFFF, then:
-  	          if (0xDC00 <= d && d <= 0xDFFF) {
-  	            // 1. Let a be c & 0x3FF.
-  	            var a = c & 0x3FF;
-
-  	            // 2. Let b be d & 0x3FF.
-  	            var b = d & 0x3FF;
-
-  	            // 3. Append to U the Unicode character with code point
-  	            // 2^16+2^10*a+b.
-  	            u.push(0x10000 + (a << 10) + b);
-
-  	            // 4. Set i to i+1.
-  	            i += 1;
-  	          }
-
-  	          // 3. Otherwise, d < 0xDC00 or d > 0xDFFF. Append to U a
-  	          // U+FFFD REPLACEMENT CHARACTER.
-  	          else  {
-  	            u.push(0xFFFD);
-  	          }
-  	        }
-  	      }
-
-  	      // 3. Set i to i+1.
-  	      i += 1;
-  	    }
-
-  	    // 6. Return U.
-  	    return u;
-  	  }
-
-  	  /**
-  	   * @param {!Array.<number>} code_points Array of code points.
-  	   * @return {string} string String of UTF-16 code units.
-  	   */
-  	  function codePointsToString(code_points) {
-  	    var s = '';
-  	    for (var i = 0; i < code_points.length; ++i) {
-  	      var cp = code_points[i];
-  	      if (cp <= 0xFFFF) {
-  	        s += String.fromCharCode(cp);
-  	      } else {
-  	        cp -= 0x10000;
-  	        s += String.fromCharCode((cp >> 10) + 0xD800,
-  	                                 (cp & 0x3FF) + 0xDC00);
-  	      }
-  	    }
-  	    return s;
-  	  }
-
-
-  	  //
-  	  // Implementation of Encoding specification
-  	  // https://encoding.spec.whatwg.org/
-  	  //
-
-  	  //
-  	  // 4. Terminology
-  	  //
-
-  	  /**
-  	   * An ASCII byte is a byte in the range 0x00 to 0x7F, inclusive.
-  	   * @param {number} a The number to test.
-  	   * @return {boolean} True if a is in the range 0x00 to 0x7F, inclusive.
-  	   */
-  	  function isASCIIByte(a) {
-  	    return 0x00 <= a && a <= 0x7F;
-  	  }
-
-  	  /**
-  	   * An ASCII code point is a code point in the range U+0000 to
-  	   * U+007F, inclusive.
-  	   */
-  	  var isASCIICodePoint = isASCIIByte;
-
-
-  	  /**
-  	   * End-of-stream is a special token that signifies no more tokens
-  	   * are in the stream.
-  	   * @const
-  	   */ var end_of_stream = -1;
-
-  	  /**
-  	   * A stream represents an ordered sequence of tokens.
-  	   *
-  	   * @constructor
-  	   * @param {!(Array.<number>|Uint8Array)} tokens Array of tokens that provide
-  	   * the stream.
-  	   */
-  	  function Stream(tokens) {
-  	    /** @type {!Array.<number>} */
-  	    this.tokens = [].slice.call(tokens);
-  	    // Reversed as push/pop is more efficient than shift/unshift.
-  	    this.tokens.reverse();
-  	  }
-
-  	  Stream.prototype = {
-  	    /**
-  	     * @return {boolean} True if end-of-stream has been hit.
-  	     */
-  	    endOfStream: function() {
-  	      return !this.tokens.length;
-  	    },
-
-  	    /**
-  	     * When a token is read from a stream, the first token in the
-  	     * stream must be returned and subsequently removed, and
-  	     * end-of-stream must be returned otherwise.
-  	     *
-  	     * @return {number} Get the next token from the stream, or
-  	     * end_of_stream.
-  	     */
-  	     read: function() {
-  	      if (!this.tokens.length)
-  	        return end_of_stream;
-  	       return this.tokens.pop();
-  	     },
-
-  	    /**
-  	     * When one or more tokens are prepended to a stream, those tokens
-  	     * must be inserted, in given order, before the first token in the
-  	     * stream.
-  	     *
-  	     * @param {(number|!Array.<number>)} token The token(s) to prepend to the
-  	     * stream.
-  	     */
-  	    prepend: function(token) {
-  	      if (Array.isArray(token)) {
-  	        var tokens = /**@type {!Array.<number>}*/(token);
-  	        while (tokens.length)
-  	          this.tokens.push(tokens.pop());
-  	      } else {
-  	        this.tokens.push(token);
-  	      }
-  	    },
-
-  	    /**
-  	     * When one or more tokens are pushed to a stream, those tokens
-  	     * must be inserted, in given order, after the last token in the
-  	     * stream.
-  	     *
-  	     * @param {(number|!Array.<number>)} token The tokens(s) to push to the
-  	     * stream.
-  	     */
-  	    push: function(token) {
-  	      if (Array.isArray(token)) {
-  	        var tokens = /**@type {!Array.<number>}*/(token);
-  	        while (tokens.length)
-  	          this.tokens.unshift(tokens.shift());
-  	      } else {
-  	        this.tokens.unshift(token);
-  	      }
-  	    }
-  	  };
-
-  	  //
-  	  // 5. Encodings
-  	  //
-
-  	  // 5.1 Encoders and decoders
-
-  	  /** @const */
-  	  var finished = -1;
-
-  	  /**
-  	   * @param {boolean} fatal If true, decoding errors raise an exception.
-  	   * @param {number=} opt_code_point Override the standard fallback code point.
-  	   * @return {number} The code point to insert on a decoding error.
-  	   */
-  	  function decoderError(fatal, opt_code_point) {
-  	    if (fatal)
-  	      throw TypeError('Decoder error');
-  	    return opt_code_point || 0xFFFD;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The code point that could not be encoded.
-  	   * @return {number} Always throws, no value is actually returned.
-  	   */
-  	  function encoderError(code_point) {
-  	    throw TypeError('The code point ' + code_point + ' could not be encoded.');
-  	  }
-
-  	  // 5.2 Names and labels
-
-  	  // TODO: Define @typedef for Encoding: {name:string,labels:Array.<string>}
-  	  // https://github.com/google/closure-compiler/issues/247
-
-  	  /**
-  	   * @param {string} label The encoding label.
-  	   * @return {?{name:string,labels:Array.<string>}}
-  	   */
-  	  function getEncoding(label) {
-  	    // 1. Remove any leading and trailing ASCII whitespace from label.
-  	    label = String(label).trim().toLowerCase();
-
-  	    // 2. If label is an ASCII case-insensitive match for any of the
-  	    // labels listed in the table below, return the corresponding
-  	    // encoding, and failure otherwise.
-  	    if (Object.prototype.hasOwnProperty.call(label_to_encoding, label)) {
-  	      return label_to_encoding[label];
-  	    }
-  	    return null;
-  	  }
-
-  	  /**
-  	   * Encodings table: https://encoding.spec.whatwg.org/encodings.json
-  	   * @const
-  	   * @type {!Array.<{
-  	   *          heading: string,
-  	   *          encodings: Array.<{name:string,labels:Array.<string>}>
-  	   *        }>}
-  	   */
-  	  var encodings = [
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "unicode-1-1-utf-8",
-  	            "utf-8",
-  	            "utf8"
-  	          ],
-  	          "name": "UTF-8"
-  	        }
-  	      ],
-  	      "heading": "The Encoding"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "866",
-  	            "cp866",
-  	            "csibm866",
-  	            "ibm866"
-  	          ],
-  	          "name": "IBM866"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin2",
-  	            "iso-8859-2",
-  	            "iso-ir-101",
-  	            "iso8859-2",
-  	            "iso88592",
-  	            "iso_8859-2",
-  	            "iso_8859-2:1987",
-  	            "l2",
-  	            "latin2"
-  	          ],
-  	          "name": "ISO-8859-2"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin3",
-  	            "iso-8859-3",
-  	            "iso-ir-109",
-  	            "iso8859-3",
-  	            "iso88593",
-  	            "iso_8859-3",
-  	            "iso_8859-3:1988",
-  	            "l3",
-  	            "latin3"
-  	          ],
-  	          "name": "ISO-8859-3"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin4",
-  	            "iso-8859-4",
-  	            "iso-ir-110",
-  	            "iso8859-4",
-  	            "iso88594",
-  	            "iso_8859-4",
-  	            "iso_8859-4:1988",
-  	            "l4",
-  	            "latin4"
-  	          ],
-  	          "name": "ISO-8859-4"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatincyrillic",
-  	            "cyrillic",
-  	            "iso-8859-5",
-  	            "iso-ir-144",
-  	            "iso8859-5",
-  	            "iso88595",
-  	            "iso_8859-5",
-  	            "iso_8859-5:1988"
-  	          ],
-  	          "name": "ISO-8859-5"
-  	        },
-  	        {
-  	          "labels": [
-  	            "arabic",
-  	            "asmo-708",
-  	            "csiso88596e",
-  	            "csiso88596i",
-  	            "csisolatinarabic",
-  	            "ecma-114",
-  	            "iso-8859-6",
-  	            "iso-8859-6-e",
-  	            "iso-8859-6-i",
-  	            "iso-ir-127",
-  	            "iso8859-6",
-  	            "iso88596",
-  	            "iso_8859-6",
-  	            "iso_8859-6:1987"
-  	          ],
-  	          "name": "ISO-8859-6"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatingreek",
-  	            "ecma-118",
-  	            "elot_928",
-  	            "greek",
-  	            "greek8",
-  	            "iso-8859-7",
-  	            "iso-ir-126",
-  	            "iso8859-7",
-  	            "iso88597",
-  	            "iso_8859-7",
-  	            "iso_8859-7:1987",
-  	            "sun_eu_greek"
-  	          ],
-  	          "name": "ISO-8859-7"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csiso88598e",
-  	            "csisolatinhebrew",
-  	            "hebrew",
-  	            "iso-8859-8",
-  	            "iso-8859-8-e",
-  	            "iso-ir-138",
-  	            "iso8859-8",
-  	            "iso88598",
-  	            "iso_8859-8",
-  	            "iso_8859-8:1988",
-  	            "visual"
-  	          ],
-  	          "name": "ISO-8859-8"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csiso88598i",
-  	            "iso-8859-8-i",
-  	            "logical"
-  	          ],
-  	          "name": "ISO-8859-8-I"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin6",
-  	            "iso-8859-10",
-  	            "iso-ir-157",
-  	            "iso8859-10",
-  	            "iso885910",
-  	            "l6",
-  	            "latin6"
-  	          ],
-  	          "name": "ISO-8859-10"
-  	        },
-  	        {
-  	          "labels": [
-  	            "iso-8859-13",
-  	            "iso8859-13",
-  	            "iso885913"
-  	          ],
-  	          "name": "ISO-8859-13"
-  	        },
-  	        {
-  	          "labels": [
-  	            "iso-8859-14",
-  	            "iso8859-14",
-  	            "iso885914"
-  	          ],
-  	          "name": "ISO-8859-14"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin9",
-  	            "iso-8859-15",
-  	            "iso8859-15",
-  	            "iso885915",
-  	            "iso_8859-15",
-  	            "l9"
-  	          ],
-  	          "name": "ISO-8859-15"
-  	        },
-  	        {
-  	          "labels": [
-  	            "iso-8859-16"
-  	          ],
-  	          "name": "ISO-8859-16"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cskoi8r",
-  	            "koi",
-  	            "koi8",
-  	            "koi8-r",
-  	            "koi8_r"
-  	          ],
-  	          "name": "KOI8-R"
-  	        },
-  	        {
-  	          "labels": [
-  	            "koi8-ru",
-  	            "koi8-u"
-  	          ],
-  	          "name": "KOI8-U"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csmacintosh",
-  	            "mac",
-  	            "macintosh",
-  	            "x-mac-roman"
-  	          ],
-  	          "name": "macintosh"
-  	        },
-  	        {
-  	          "labels": [
-  	            "dos-874",
-  	            "iso-8859-11",
-  	            "iso8859-11",
-  	            "iso885911",
-  	            "tis-620",
-  	            "windows-874"
-  	          ],
-  	          "name": "windows-874"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1250",
-  	            "windows-1250",
-  	            "x-cp1250"
-  	          ],
-  	          "name": "windows-1250"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1251",
-  	            "windows-1251",
-  	            "x-cp1251"
-  	          ],
-  	          "name": "windows-1251"
-  	        },
-  	        {
-  	          "labels": [
-  	            "ansi_x3.4-1968",
-  	            "ascii",
-  	            "cp1252",
-  	            "cp819",
-  	            "csisolatin1",
-  	            "ibm819",
-  	            "iso-8859-1",
-  	            "iso-ir-100",
-  	            "iso8859-1",
-  	            "iso88591",
-  	            "iso_8859-1",
-  	            "iso_8859-1:1987",
-  	            "l1",
-  	            "latin1",
-  	            "us-ascii",
-  	            "windows-1252",
-  	            "x-cp1252"
-  	          ],
-  	          "name": "windows-1252"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1253",
-  	            "windows-1253",
-  	            "x-cp1253"
-  	          ],
-  	          "name": "windows-1253"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1254",
-  	            "csisolatin5",
-  	            "iso-8859-9",
-  	            "iso-ir-148",
-  	            "iso8859-9",
-  	            "iso88599",
-  	            "iso_8859-9",
-  	            "iso_8859-9:1989",
-  	            "l5",
-  	            "latin5",
-  	            "windows-1254",
-  	            "x-cp1254"
-  	          ],
-  	          "name": "windows-1254"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1255",
-  	            "windows-1255",
-  	            "x-cp1255"
-  	          ],
-  	          "name": "windows-1255"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1256",
-  	            "windows-1256",
-  	            "x-cp1256"
-  	          ],
-  	          "name": "windows-1256"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1257",
-  	            "windows-1257",
-  	            "x-cp1257"
-  	          ],
-  	          "name": "windows-1257"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1258",
-  	            "windows-1258",
-  	            "x-cp1258"
-  	          ],
-  	          "name": "windows-1258"
-  	        },
-  	        {
-  	          "labels": [
-  	            "x-mac-cyrillic",
-  	            "x-mac-ukrainian"
-  	          ],
-  	          "name": "x-mac-cyrillic"
-  	        }
-  	      ],
-  	      "heading": "Legacy single-byte encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "chinese",
-  	            "csgb2312",
-  	            "csiso58gb231280",
-  	            "gb2312",
-  	            "gb_2312",
-  	            "gb_2312-80",
-  	            "gbk",
-  	            "iso-ir-58",
-  	            "x-gbk"
-  	          ],
-  	          "name": "GBK"
-  	        },
-  	        {
-  	          "labels": [
-  	            "gb18030"
-  	          ],
-  	          "name": "gb18030"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Chinese (simplified) encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "big5",
-  	            "big5-hkscs",
-  	            "cn-big5",
-  	            "csbig5",
-  	            "x-x-big5"
-  	          ],
-  	          "name": "Big5"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Chinese (traditional) encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "cseucpkdfmtjapanese",
-  	            "euc-jp",
-  	            "x-euc-jp"
-  	          ],
-  	          "name": "EUC-JP"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csiso2022jp",
-  	            "iso-2022-jp"
-  	          ],
-  	          "name": "ISO-2022-JP"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csshiftjis",
-  	            "ms932",
-  	            "ms_kanji",
-  	            "shift-jis",
-  	            "shift_jis",
-  	            "sjis",
-  	            "windows-31j",
-  	            "x-sjis"
-  	          ],
-  	          "name": "Shift_JIS"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Japanese encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "cseuckr",
-  	            "csksc56011987",
-  	            "euc-kr",
-  	            "iso-ir-149",
-  	            "korean",
-  	            "ks_c_5601-1987",
-  	            "ks_c_5601-1989",
-  	            "ksc5601",
-  	            "ksc_5601",
-  	            "windows-949"
-  	          ],
-  	          "name": "EUC-KR"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Korean encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "csiso2022kr",
-  	            "hz-gb-2312",
-  	            "iso-2022-cn",
-  	            "iso-2022-cn-ext",
-  	            "iso-2022-kr"
-  	          ],
-  	          "name": "replacement"
-  	        },
-  	        {
-  	          "labels": [
-  	            "utf-16be"
-  	          ],
-  	          "name": "UTF-16BE"
-  	        },
-  	        {
-  	          "labels": [
-  	            "utf-16",
-  	            "utf-16le"
-  	          ],
-  	          "name": "UTF-16LE"
-  	        },
-  	        {
-  	          "labels": [
-  	            "x-user-defined"
-  	          ],
-  	          "name": "x-user-defined"
-  	        }
-  	      ],
-  	      "heading": "Legacy miscellaneous encodings"
-  	    }
-  	  ];
-
-  	  // Label to encoding registry.
-  	  /** @type {Object.<string,{name:string,labels:Array.<string>}>} */
-  	  var label_to_encoding = {};
-  	  encodings.forEach(function(category) {
-  	    category.encodings.forEach(function(encoding) {
-  	      encoding.labels.forEach(function(label) {
-  	        label_to_encoding[label] = encoding;
-  	      });
-  	    });
-  	  });
-
-  	  // Registry of of encoder/decoder factories, by encoding name.
-  	  /** @type {Object.<string, function({fatal:boolean}): Encoder>} */
-  	  var encoders = {};
-  	  /** @type {Object.<string, function({fatal:boolean}): Decoder>} */
-  	  var decoders = {};
-
-  	  //
-  	  // 6. Indexes
-  	  //
-
-  	  /**
-  	   * @param {number} pointer The |pointer| to search for.
-  	   * @param {(!Array.<?number>|undefined)} index The |index| to search within.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in |index|.
-  	   */
-  	  function indexCodePointFor(pointer, index) {
-  	    if (!index) return null;
-  	    return index[pointer] || null;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The |code point| to search for.
-  	   * @param {!Array.<?number>} index The |index| to search within.
-  	   * @return {?number} The first pointer corresponding to |code point| in
-  	   *     |index|, or null if |code point| is not in |index|.
-  	   */
-  	  function indexPointerFor(code_point, index) {
-  	    var pointer = index.indexOf(code_point);
-  	    return pointer === -1 ? null : pointer;
-  	  }
-
-  	  /**
-  	   * @param {string} name Name of the index.
-  	   * @return {(!Array.<number>|!Array.<Array.<number>>)}
-  	   *  */
-  	  function index(name) {
-  	    if (!('encoding-indexes' in global)) {
-  	      throw Error("Indexes missing." +
-  	                  " Did you forget to include encoding-indexes.js first?");
-  	    }
-  	    return global['encoding-indexes'][name];
-  	  }
-
-  	  /**
-  	   * @param {number} pointer The |pointer| to search for in the gb18030 index.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in the gb18030 index.
-  	   */
-  	  function indexGB18030RangesCodePointFor(pointer) {
-  	    // 1. If pointer is greater than 39419 and less than 189000, or
-  	    // pointer is greater than 1237575, return null.
-  	    if ((pointer > 39419 && pointer < 189000) || (pointer > 1237575))
-  	      return null;
-
-  	    // 2. If pointer is 7457, return code point U+E7C7.
-  	    if (pointer === 7457) return 0xE7C7;
-
-  	    // 3. Let offset be the last pointer in index gb18030 ranges that
-  	    // is equal to or less than pointer and let code point offset be
-  	    // its corresponding code point.
-  	    var offset = 0;
-  	    var code_point_offset = 0;
-  	    var idx = index('gb18030-ranges');
-  	    var i;
-  	    for (i = 0; i < idx.length; ++i) {
-  	      /** @type {!Array.<number>} */
-  	      var entry = idx[i];
-  	      if (entry[0] <= pointer) {
-  	        offset = entry[0];
-  	        code_point_offset = entry[1];
-  	      } else {
-  	        break;
-  	      }
-  	    }
-
-  	    // 4. Return a code point whose value is code point offset +
-  	    // pointer − offset.
-  	    return code_point_offset + pointer - offset;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The |code point| to locate in the gb18030 index.
-  	   * @return {number} The first pointer corresponding to |code point| in the
-  	   *     gb18030 index.
-  	   */
-  	  function indexGB18030RangesPointerFor(code_point) {
-  	    // 1. If code point is U+E7C7, return pointer 7457.
-  	    if (code_point === 0xE7C7) return 7457;
-
-  	    // 2. Let offset be the last code point in index gb18030 ranges
-  	    // that is equal to or less than code point and let pointer offset
-  	    // be its corresponding pointer.
-  	    var offset = 0;
-  	    var pointer_offset = 0;
-  	    var idx = index('gb18030-ranges');
-  	    var i;
-  	    for (i = 0; i < idx.length; ++i) {
-  	      /** @type {!Array.<number>} */
-  	      var entry = idx[i];
-  	      if (entry[1] <= code_point) {
-  	        offset = entry[1];
-  	        pointer_offset = entry[0];
-  	      } else {
-  	        break;
-  	      }
-  	    }
-
-  	    // 3. Return a pointer whose value is pointer offset + code point
-  	    // − offset.
-  	    return pointer_offset + code_point - offset;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The |code_point| to search for in the Shift_JIS
-  	   *     index.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in the Shift_JIS index.
-  	   */
-  	  function indexShiftJISPointerFor(code_point) {
-  	    // 1. Let index be index jis0208 excluding all entries whose
-  	    // pointer is in the range 8272 to 8835, inclusive.
-  	    shift_jis_index = shift_jis_index ||
-  	      index('jis0208').map(function(code_point, pointer) {
-  	        return inRange(pointer, 8272, 8835) ? null : code_point;
-  	      });
-  	    var index_ = shift_jis_index;
-
-  	    // 2. Return the index pointer for code point in index.
-  	    return index_.indexOf(code_point);
-  	  }
-  	  var shift_jis_index;
-
-  	  /**
-  	   * @param {number} code_point The |code_point| to search for in the big5
-  	   *     index.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in the big5 index.
-  	   */
-  	  function indexBig5PointerFor(code_point) {
-  	    // 1. Let index be index Big5 excluding all entries whose pointer
-  	    big5_index_no_hkscs = big5_index_no_hkscs ||
-  	      index('big5').map(function(code_point, pointer) {
-  	        return (pointer < (0xA1 - 0x81) * 157) ? null : code_point;
-  	      });
-  	    var index_ = big5_index_no_hkscs;
-
-  	    // 2. If code point is U+2550, U+255E, U+2561, U+256A, U+5341, or
-  	    // U+5345, return the last pointer corresponding to code point in
-  	    // index.
-  	    if (code_point === 0x2550 || code_point === 0x255E ||
-  	        code_point === 0x2561 || code_point === 0x256A ||
-  	        code_point === 0x5341 || code_point === 0x5345) {
-  	      return index_.lastIndexOf(code_point);
-  	    }
-
-  	    // 3. Return the index pointer for code point in index.
-  	    return indexPointerFor(code_point, index_);
-  	  }
-  	  var big5_index_no_hkscs;
-
-  	  //
-  	  // 8. API
-  	  //
-
-  	  /** @const */ var DEFAULT_ENCODING = 'utf-8';
-
-  	  // 8.1 Interface TextDecoder
-
-  	  /**
-  	   * @constructor
-  	   * @param {string=} label The label of the encoding;
-  	   *     defaults to 'utf-8'.
-  	   * @param {Object=} options
-  	   */
-  	  function TextDecoder(label, options) {
-  	    // Web IDL conventions
-  	    if (!(this instanceof TextDecoder))
-  	      throw TypeError('Called as a function. Did you forget \'new\'?');
-  	    label = label !== undefined ? String(label) : DEFAULT_ENCODING;
-  	    options = ToDictionary(options);
-
-  	    // A TextDecoder object has an associated encoding, decoder,
-  	    // stream, ignore BOM flag (initially unset), BOM seen flag
-  	    // (initially unset), error mode (initially replacement), and do
-  	    // not flush flag (initially unset).
-
-  	    /** @private */
-  	    this._encoding = null;
-  	    /** @private @type {?Decoder} */
-  	    this._decoder = null;
-  	    /** @private @type {boolean} */
-  	    this._ignoreBOM = false;
-  	    /** @private @type {boolean} */
-  	    this._BOMseen = false;
-  	    /** @private @type {string} */
-  	    this._error_mode = 'replacement';
-  	    /** @private @type {boolean} */
-  	    this._do_not_flush = false;
-
-
-  	    // 1. Let encoding be the result of getting an encoding from
-  	    // label.
-  	    var encoding = getEncoding(label);
-
-  	    // 2. If encoding is failure or replacement, throw a RangeError.
-  	    if (encoding === null || encoding.name === 'replacement')
-  	      throw RangeError('Unknown encoding: ' + label);
-  	    if (!decoders[encoding.name]) {
-  	      throw Error('Decoder not present.' +
-  	                  ' Did you forget to include encoding-indexes.js first?');
-  	    }
-
-  	    // 3. Let dec be a new TextDecoder object.
-  	    var dec = this;
-
-  	    // 4. Set dec's encoding to encoding.
-  	    dec._encoding = encoding;
-
-  	    // 5. If options's fatal member is true, set dec's error mode to
-  	    // fatal.
-  	    if (Boolean(options['fatal']))
-  	      dec._error_mode = 'fatal';
-
-  	    // 6. If options's ignoreBOM member is true, set dec's ignore BOM
-  	    // flag.
-  	    if (Boolean(options['ignoreBOM']))
-  	      dec._ignoreBOM = true;
-
-  	    // For pre-ES5 runtimes:
-  	    if (!Object.defineProperty) {
-  	      this.encoding = dec._encoding.name.toLowerCase();
-  	      this.fatal = dec._error_mode === 'fatal';
-  	      this.ignoreBOM = dec._ignoreBOM;
-  	    }
-
-  	    // 7. Return dec.
-  	    return dec;
-  	  }
-
-  	  if (Object.defineProperty) {
-  	    // The encoding attribute's getter must return encoding's name.
-  	    Object.defineProperty(TextDecoder.prototype, 'encoding', {
-  	      /** @this {TextDecoder} */
-  	      get: function() { return this._encoding.name.toLowerCase(); }
-  	    });
-
-  	    // The fatal attribute's getter must return true if error mode
-  	    // is fatal, and false otherwise.
-  	    Object.defineProperty(TextDecoder.prototype, 'fatal', {
-  	      /** @this {TextDecoder} */
-  	      get: function() { return this._error_mode === 'fatal'; }
-  	    });
-
-  	    // The ignoreBOM attribute's getter must return true if ignore
-  	    // BOM flag is set, and false otherwise.
-  	    Object.defineProperty(TextDecoder.prototype, 'ignoreBOM', {
-  	      /** @this {TextDecoder} */
-  	      get: function() { return this._ignoreBOM; }
-  	    });
-  	  }
-
-  	  /**
-  	   * @param {BufferSource=} input The buffer of bytes to decode.
-  	   * @param {Object=} options
-  	   * @return {string} The decoded string.
-  	   */
-  	  TextDecoder.prototype.decode = function decode(input, options) {
-  	    var bytes;
-  	    if (typeof input === 'object' && input instanceof ArrayBuffer) {
-  	      bytes = new Uint8Array(input);
-  	    } else if (typeof input === 'object' && 'buffer' in input &&
-  	               input.buffer instanceof ArrayBuffer) {
-  	      bytes = new Uint8Array(input.buffer,
-  	                             input.byteOffset,
-  	                             input.byteLength);
-  	    } else {
-  	      bytes = new Uint8Array(0);
-  	    }
-
-  	    options = ToDictionary(options);
-
-  	    // 1. If the do not flush flag is unset, set decoder to a new
-  	    // encoding's decoder, set stream to a new stream, and unset the
-  	    // BOM seen flag.
-  	    if (!this._do_not_flush) {
-  	      this._decoder = decoders[this._encoding.name]({
-  	        fatal: this._error_mode === 'fatal'});
-  	      this._BOMseen = false;
-  	    }
-
-  	    // 2. If options's stream is true, set the do not flush flag, and
-  	    // unset the do not flush flag otherwise.
-  	    this._do_not_flush = Boolean(options['stream']);
-
-  	    // 3. If input is given, push a copy of input to stream.
-  	    // TODO: Align with spec algorithm - maintain stream on instance.
-  	    var input_stream = new Stream(bytes);
-
-  	    // 4. Let output be a new stream.
-  	    var output = [];
-
-  	    /** @type {?(number|!Array.<number>)} */
-  	    var result;
-
-  	    // 5. While true:
-  	    while (true) {
-  	      // 1. Let token be the result of reading from stream.
-  	      var token = input_stream.read();
-
-  	      // 2. If token is end-of-stream and the do not flush flag is
-  	      // set, return output, serialized.
-  	      // TODO: Align with spec algorithm.
-  	      if (token === end_of_stream)
-  	        break;
-
-  	      // 3. Otherwise, run these subsubsteps:
-
-  	      // 1. Let result be the result of processing token for decoder,
-  	      // stream, output, and error mode.
-  	      result = this._decoder.handler(input_stream, token);
-
-  	      // 2. If result is finished, return output, serialized.
-  	      if (result === finished)
-  	        break;
-
-  	      if (result !== null) {
-  	        if (Array.isArray(result))
-  	          output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	        else
-  	          output.push(result);
-  	      }
-
-  	      // 3. Otherwise, if result is error, throw a TypeError.
-  	      // (Thrown in handler)
-
-  	      // 4. Otherwise, do nothing.
-  	    }
-  	    // TODO: Align with spec algorithm.
-  	    if (!this._do_not_flush) {
-  	      do {
-  	        result = this._decoder.handler(input_stream, input_stream.read());
-  	        if (result === finished)
-  	          break;
-  	        if (result === null)
-  	          continue;
-  	        if (Array.isArray(result))
-  	          output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	        else
-  	          output.push(result);
-  	      } while (!input_stream.endOfStream());
-  	      this._decoder = null;
-  	    }
-
-  	    // A TextDecoder object also has an associated serialize stream
-  	    // algorithm...
-  	    /**
-  	     * @param {!Array.<number>} stream
-  	     * @return {string}
-  	     * @this {TextDecoder}
-  	     */
-  	    function serializeStream(stream) {
-  	      // 1. Let token be the result of reading from stream.
-  	      // (Done in-place on array, rather than as a stream)
-
-  	      // 2. If encoding is UTF-8, UTF-16BE, or UTF-16LE, and ignore
-  	      // BOM flag and BOM seen flag are unset, run these subsubsteps:
-  	      if (includes(['UTF-8', 'UTF-16LE', 'UTF-16BE'], this._encoding.name) &&
-  	          !this._ignoreBOM && !this._BOMseen) {
-  	        if (stream.length > 0 && stream[0] === 0xFEFF) {
-  	          // 1. If token is U+FEFF, set BOM seen flag.
-  	          this._BOMseen = true;
-  	          stream.shift();
-  	        } else if (stream.length > 0) {
-  	          // 2. Otherwise, if token is not end-of-stream, set BOM seen
-  	          // flag and append token to stream.
-  	          this._BOMseen = true;
-  	        } else ;
-  	      }
-  	      // 4. Otherwise, return output.
-  	      return codePointsToString(stream);
-  	    }
-
-  	    return serializeStream.call(this, output);
-  	  };
-
-  	  // 8.2 Interface TextEncoder
-
-  	  /**
-  	   * @constructor
-  	   * @param {string=} label The label of the encoding. NONSTANDARD.
-  	   * @param {Object=} options NONSTANDARD.
-  	   */
-  	  function TextEncoder(label, options) {
-  	    // Web IDL conventions
-  	    if (!(this instanceof TextEncoder))
-  	      throw TypeError('Called as a function. Did you forget \'new\'?');
-  	    options = ToDictionary(options);
-
-  	    // A TextEncoder object has an associated encoding and encoder.
-
-  	    /** @private */
-  	    this._encoding = null;
-  	    /** @private @type {?Encoder} */
-  	    this._encoder = null;
-
-  	    // Non-standard
-  	    /** @private @type {boolean} */
-  	    this._do_not_flush = false;
-  	    /** @private @type {string} */
-  	    this._fatal = Boolean(options['fatal']) ? 'fatal' : 'replacement';
-
-  	    // 1. Let enc be a new TextEncoder object.
-  	    var enc = this;
-
-  	    // 2. Set enc's encoding to UTF-8's encoder.
-  	    if (Boolean(options['NONSTANDARD_allowLegacyEncoding'])) {
-  	      // NONSTANDARD behavior.
-  	      label = label !== undefined ? String(label) : DEFAULT_ENCODING;
-  	      var encoding = getEncoding(label);
-  	      if (encoding === null || encoding.name === 'replacement')
-  	        throw RangeError('Unknown encoding: ' + label);
-  	      if (!encoders[encoding.name]) {
-  	        throw Error('Encoder not present.' +
-  	                    ' Did you forget to include encoding-indexes.js first?');
-  	      }
-  	      enc._encoding = encoding;
-  	    } else {
-  	      // Standard behavior.
-  	      enc._encoding = getEncoding('utf-8');
-
-  	      if (label !== undefined && 'console' in global) {
-  	        console.warn('TextEncoder constructor called with encoding label, '
-  	                     + 'which is ignored.');
-  	      }
-  	    }
-
-  	    // For pre-ES5 runtimes:
-  	    if (!Object.defineProperty)
-  	      this.encoding = enc._encoding.name.toLowerCase();
-
-  	    // 3. Return enc.
-  	    return enc;
-  	  }
-
-  	  if (Object.defineProperty) {
-  	    // The encoding attribute's getter must return encoding's name.
-  	    Object.defineProperty(TextEncoder.prototype, 'encoding', {
-  	      /** @this {TextEncoder} */
-  	      get: function() { return this._encoding.name.toLowerCase(); }
-  	    });
-  	  }
-
-  	  /**
-  	   * @param {string=} opt_string The string to encode.
-  	   * @param {Object=} options
-  	   * @return {!Uint8Array} Encoded bytes, as a Uint8Array.
-  	   */
-  	  TextEncoder.prototype.encode = function encode(opt_string, options) {
-  	    opt_string = opt_string === undefined ? '' : String(opt_string);
-  	    options = ToDictionary(options);
-
-  	    // NOTE: This option is nonstandard. None of the encodings
-  	    // permitted for encoding (i.e. UTF-8, UTF-16) are stateful when
-  	    // the input is a USVString so streaming is not necessary.
-  	    if (!this._do_not_flush)
-  	      this._encoder = encoders[this._encoding.name]({
-  	        fatal: this._fatal === 'fatal'});
-  	    this._do_not_flush = Boolean(options['stream']);
-
-  	    // 1. Convert input to a stream.
-  	    var input = new Stream(stringToCodePoints(opt_string));
-
-  	    // 2. Let output be a new stream
-  	    var output = [];
-
-  	    /** @type {?(number|!Array.<number>)} */
-  	    var result;
-  	    // 3. While true, run these substeps:
-  	    while (true) {
-  	      // 1. Let token be the result of reading from input.
-  	      var token = input.read();
-  	      if (token === end_of_stream)
-  	        break;
-  	      // 2. Let result be the result of processing token for encoder,
-  	      // input, output.
-  	      result = this._encoder.handler(input, token);
-  	      if (result === finished)
-  	        break;
-  	      if (Array.isArray(result))
-  	        output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	      else
-  	        output.push(result);
-  	    }
-  	    // TODO: Align with spec algorithm.
-  	    if (!this._do_not_flush) {
-  	      while (true) {
-  	        result = this._encoder.handler(input, input.read());
-  	        if (result === finished)
-  	          break;
-  	        if (Array.isArray(result))
-  	          output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	        else
-  	          output.push(result);
-  	      }
-  	      this._encoder = null;
-  	    }
-  	    // 3. If result is finished, convert output into a byte sequence,
-  	    // and then return a Uint8Array object wrapping an ArrayBuffer
-  	    // containing output.
-  	    return new Uint8Array(output);
-  	  };
-
-
-  	  //
-  	  // 9. The encoding
-  	  //
-
-  	  // 9.1 utf-8
-
-  	  // 9.1.1 utf-8 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF8Decoder(options) {
-  	    var fatal = options.fatal;
-
-  	    // utf-8's decoder's has an associated utf-8 code point, utf-8
-  	    // bytes seen, and utf-8 bytes needed (all initially 0), a utf-8
-  	    // lower boundary (initially 0x80), and a utf-8 upper boundary
-  	    // (initially 0xBF).
-  	    var /** @type {number} */ utf8_code_point = 0,
-  	        /** @type {number} */ utf8_bytes_seen = 0,
-  	        /** @type {number} */ utf8_bytes_needed = 0,
-  	        /** @type {number} */ utf8_lower_boundary = 0x80,
-  	        /** @type {number} */ utf8_upper_boundary = 0xBF;
-
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and utf-8 bytes needed is not 0,
-  	      // set utf-8 bytes needed to 0 and return error.
-  	      if (bite === end_of_stream && utf8_bytes_needed !== 0) {
-  	        utf8_bytes_needed = 0;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream, return finished.
-  	      if (bite === end_of_stream)
-  	        return finished;
-
-  	      // 3. If utf-8 bytes needed is 0, based on byte:
-  	      if (utf8_bytes_needed === 0) {
-
-  	        // 0x00 to 0x7F
-  	        if (inRange(bite, 0x00, 0x7F)) {
-  	          // Return a code point whose value is byte.
-  	          return bite;
-  	        }
-
-  	        // 0xC2 to 0xDF
-  	        else if (inRange(bite, 0xC2, 0xDF)) {
-  	          // 1. Set utf-8 bytes needed to 1.
-  	          utf8_bytes_needed = 1;
-
-  	          // 2. Set UTF-8 code point to byte & 0x1F.
-  	          utf8_code_point = bite & 0x1F;
-  	        }
-
-  	        // 0xE0 to 0xEF
-  	        else if (inRange(bite, 0xE0, 0xEF)) {
-  	          // 1. If byte is 0xE0, set utf-8 lower boundary to 0xA0.
-  	          if (bite === 0xE0)
-  	            utf8_lower_boundary = 0xA0;
-  	          // 2. If byte is 0xED, set utf-8 upper boundary to 0x9F.
-  	          if (bite === 0xED)
-  	            utf8_upper_boundary = 0x9F;
-  	          // 3. Set utf-8 bytes needed to 2.
-  	          utf8_bytes_needed = 2;
-  	          // 4. Set UTF-8 code point to byte & 0xF.
-  	          utf8_code_point = bite & 0xF;
-  	        }
-
-  	        // 0xF0 to 0xF4
-  	        else if (inRange(bite, 0xF0, 0xF4)) {
-  	          // 1. If byte is 0xF0, set utf-8 lower boundary to 0x90.
-  	          if (bite === 0xF0)
-  	            utf8_lower_boundary = 0x90;
-  	          // 2. If byte is 0xF4, set utf-8 upper boundary to 0x8F.
-  	          if (bite === 0xF4)
-  	            utf8_upper_boundary = 0x8F;
-  	          // 3. Set utf-8 bytes needed to 3.
-  	          utf8_bytes_needed = 3;
-  	          // 4. Set UTF-8 code point to byte & 0x7.
-  	          utf8_code_point = bite & 0x7;
-  	        }
-
-  	        // Otherwise
-  	        else {
-  	          // Return error.
-  	          return decoderError(fatal);
-  	        }
-
-  	        // Return continue.
-  	        return null;
-  	      }
-
-  	      // 4. If byte is not in the range utf-8 lower boundary to utf-8
-  	      // upper boundary, inclusive, run these substeps:
-  	      if (!inRange(bite, utf8_lower_boundary, utf8_upper_boundary)) {
-
-  	        // 1. Set utf-8 code point, utf-8 bytes needed, and utf-8
-  	        // bytes seen to 0, set utf-8 lower boundary to 0x80, and set
-  	        // utf-8 upper boundary to 0xBF.
-  	        utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0;
-  	        utf8_lower_boundary = 0x80;
-  	        utf8_upper_boundary = 0xBF;
-
-  	        // 2. Prepend byte to stream.
-  	        stream.prepend(bite);
-
-  	        // 3. Return error.
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 5. Set utf-8 lower boundary to 0x80 and utf-8 upper boundary
-  	      // to 0xBF.
-  	      utf8_lower_boundary = 0x80;
-  	      utf8_upper_boundary = 0xBF;
-
-  	      // 6. Set UTF-8 code point to (UTF-8 code point << 6) | (byte &
-  	      // 0x3F)
-  	      utf8_code_point = (utf8_code_point << 6) | (bite & 0x3F);
-
-  	      // 7. Increase utf-8 bytes seen by one.
-  	      utf8_bytes_seen += 1;
-
-  	      // 8. If utf-8 bytes seen is not equal to utf-8 bytes needed,
-  	      // continue.
-  	      if (utf8_bytes_seen !== utf8_bytes_needed)
-  	        return null;
-
-  	      // 9. Let code point be utf-8 code point.
-  	      var code_point = utf8_code_point;
-
-  	      // 10. Set utf-8 code point, utf-8 bytes needed, and utf-8 bytes
-  	      // seen to 0.
-  	      utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0;
-
-  	      // 11. Return a code point whose value is code point.
-  	      return code_point;
-  	    };
-  	  }
-
-  	  // 9.1.2 utf-8 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF8Encoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Set count and offset based on the range code point is in:
-  	      var count, offset;
-  	      // U+0080 to U+07FF, inclusive:
-  	      if (inRange(code_point, 0x0080, 0x07FF)) {
-  	        // 1 and 0xC0
-  	        count = 1;
-  	        offset = 0xC0;
-  	      }
-  	      // U+0800 to U+FFFF, inclusive:
-  	      else if (inRange(code_point, 0x0800, 0xFFFF)) {
-  	        // 2 and 0xE0
-  	        count = 2;
-  	        offset = 0xE0;
-  	      }
-  	      // U+10000 to U+10FFFF, inclusive:
-  	      else if (inRange(code_point, 0x10000, 0x10FFFF)) {
-  	        // 3 and 0xF0
-  	        count = 3;
-  	        offset = 0xF0;
-  	      }
-
-  	      // 4. Let bytes be a byte sequence whose first byte is (code
-  	      // point >> (6 × count)) + offset.
-  	      var bytes = [(code_point >> (6 * count)) + offset];
-
-  	      // 5. Run these substeps while count is greater than 0:
-  	      while (count > 0) {
-
-  	        // 1. Set temp to code point >> (6 × (count − 1)).
-  	        var temp = code_point >> (6 * (count - 1));
-
-  	        // 2. Append to bytes 0x80 | (temp & 0x3F).
-  	        bytes.push(0x80 | (temp & 0x3F));
-
-  	        // 3. Decrease count by one.
-  	        count -= 1;
-  	      }
-
-  	      // 6. Return bytes bytes, in order.
-  	      return bytes;
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['UTF-8'] = function(options) {
-  	    return new UTF8Encoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['UTF-8'] = function(options) {
-  	    return new UTF8Decoder(options);
-  	  };
-
-  	  //
-  	  // 10. Legacy single-byte encodings
-  	  //
-
-  	  // 10.1 single-byte decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {!Array.<number>} index The encoding index.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function SingleByteDecoder(index, options) {
-  	    var fatal = options.fatal;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream, return finished.
-  	      if (bite === end_of_stream)
-  	        return finished;
-
-  	      // 2. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 3. Let code point be the index code point for byte − 0x80 in
-  	      // index single-byte.
-  	      var code_point = index[bite - 0x80];
-
-  	      // 4. If code point is null, return error.
-  	      if (code_point === null)
-  	        return decoderError(fatal);
-
-  	      // 5. Return a code point whose value is code point.
-  	      return code_point;
-  	    };
-  	  }
-
-  	  // 10.2 single-byte encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {!Array.<?number>} index The encoding index.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function SingleByteEncoder(index, options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Let pointer be the index pointer for code point in index
-  	      // single-byte.
-  	      var pointer = indexPointerFor(code_point, index);
-
-  	      // 4. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        encoderError(code_point);
-
-  	      // 5. Return a byte whose value is pointer + 0x80.
-  	      return pointer + 0x80;
-  	    };
-  	  }
-
-  	  (function() {
-  	    if (!('encoding-indexes' in global))
-  	      return;
-  	    encodings.forEach(function(category) {
-  	      if (category.heading !== 'Legacy single-byte encodings')
-  	        return;
-  	      category.encodings.forEach(function(encoding) {
-  	        var name = encoding.name;
-  	        var idx = index(name.toLowerCase());
-  	        /** @param {{fatal: boolean}} options */
-  	        decoders[name] = function(options) {
-  	          return new SingleByteDecoder(idx, options);
-  	        };
-  	        /** @param {{fatal: boolean}} options */
-  	        encoders[name] = function(options) {
-  	          return new SingleByteEncoder(idx, options);
-  	        };
-  	      });
-  	    });
-  	  }());
-
-  	  //
-  	  // 11. Legacy multi-byte Chinese (simplified) encodings
-  	  //
-
-  	  // 11.1 gbk
-
-  	  // 11.1.1 gbk decoder
-  	  // gbk's decoder is gb18030's decoder.
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['GBK'] = function(options) {
-  	    return new GB18030Decoder(options);
-  	  };
-
-  	  // 11.1.2 gbk encoder
-  	  // gbk's encoder is gb18030's encoder with its gbk flag set.
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['GBK'] = function(options) {
-  	    return new GB18030Encoder(options, true);
-  	  };
-
-  	  // 11.2 gb18030
-
-  	  // 11.2.1 gb18030 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function GB18030Decoder(options) {
-  	    var fatal = options.fatal;
-  	    // gb18030's decoder has an associated gb18030 first, gb18030
-  	    // second, and gb18030 third (all initially 0x00).
-  	    var /** @type {number} */ gb18030_first = 0x00,
-  	        /** @type {number} */ gb18030_second = 0x00,
-  	        /** @type {number} */ gb18030_third = 0x00;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and gb18030 first, gb18030
-  	      // second, and gb18030 third are 0x00, return finished.
-  	      if (bite === end_of_stream && gb18030_first === 0x00 &&
-  	          gb18030_second === 0x00 && gb18030_third === 0x00) {
-  	        return finished;
-  	      }
-  	      // 2. If byte is end-of-stream, and gb18030 first, gb18030
-  	      // second, or gb18030 third is not 0x00, set gb18030 first,
-  	      // gb18030 second, and gb18030 third to 0x00, and return error.
-  	      if (bite === end_of_stream &&
-  	          (gb18030_first !== 0x00 || gb18030_second !== 0x00 ||
-  	           gb18030_third !== 0x00)) {
-  	        gb18030_first = 0x00;
-  	        gb18030_second = 0x00;
-  	        gb18030_third = 0x00;
-  	        decoderError(fatal);
-  	      }
-  	      var code_point;
-  	      // 3. If gb18030 third is not 0x00, run these substeps:
-  	      if (gb18030_third !== 0x00) {
-  	        // 1. Let code point be null.
-  	        code_point = null;
-  	        // 2. If byte is in the range 0x30 to 0x39, inclusive, set
-  	        // code point to the index gb18030 ranges code point for
-  	        // (((gb18030 first − 0x81) × 10 + gb18030 second − 0x30) ×
-  	        // 126 + gb18030 third − 0x81) × 10 + byte − 0x30.
-  	        if (inRange(bite, 0x30, 0x39)) {
-  	          code_point = indexGB18030RangesCodePointFor(
-  	              (((gb18030_first - 0x81) * 10 + gb18030_second - 0x30) * 126 +
-  	               gb18030_third - 0x81) * 10 + bite - 0x30);
-  	        }
-
-  	        // 3. Let buffer be a byte sequence consisting of gb18030
-  	        // second, gb18030 third, and byte, in order.
-  	        var buffer = [gb18030_second, gb18030_third, bite];
-
-  	        // 4. Set gb18030 first, gb18030 second, and gb18030 third to
-  	        // 0x00.
-  	        gb18030_first = 0x00;
-  	        gb18030_second = 0x00;
-  	        gb18030_third = 0x00;
-
-  	        // 5. If code point is null, prepend buffer to stream and
-  	        // return error.
-  	        if (code_point === null) {
-  	          stream.prepend(buffer);
-  	          return decoderError(fatal);
-  	        }
-
-  	        // 6. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If gb18030 second is not 0x00, run these substeps:
-  	      if (gb18030_second !== 0x00) {
-
-  	        // 1. If byte is in the range 0x81 to 0xFE, inclusive, set
-  	        // gb18030 third to byte and return continue.
-  	        if (inRange(bite, 0x81, 0xFE)) {
-  	          gb18030_third = bite;
-  	          return null;
-  	        }
-
-  	        // 2. Prepend gb18030 second followed by byte to stream, set
-  	        // gb18030 first and gb18030 second to 0x00, and return error.
-  	        stream.prepend([gb18030_second, bite]);
-  	        gb18030_first = 0x00;
-  	        gb18030_second = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 5. If gb18030 first is not 0x00, run these substeps:
-  	      if (gb18030_first !== 0x00) {
-
-  	        // 1. If byte is in the range 0x30 to 0x39, inclusive, set
-  	        // gb18030 second to byte and return continue.
-  	        if (inRange(bite, 0x30, 0x39)) {
-  	          gb18030_second = bite;
-  	          return null;
-  	        }
-
-  	        // 2. Let lead be gb18030 first, let pointer be null, and set
-  	        // gb18030 first to 0x00.
-  	        var lead = gb18030_first;
-  	        var pointer = null;
-  	        gb18030_first = 0x00;
-
-  	        // 3. Let offset be 0x40 if byte is less than 0x7F and 0x41
-  	        // otherwise.
-  	        var offset = bite < 0x7F ? 0x40 : 0x41;
-
-  	        // 4. If byte is in the range 0x40 to 0x7E, inclusive, or 0x80
-  	        // to 0xFE, inclusive, set pointer to (lead − 0x81) × 190 +
-  	        // (byte − offset).
-  	        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0x80, 0xFE))
-  	          pointer = (lead - 0x81) * 190 + (bite - offset);
-
-  	        // 5. Let code point be null if pointer is null and the index
-  	        // code point for pointer in index gb18030 otherwise.
-  	        code_point = pointer === null ? null :
-  	            indexCodePointFor(pointer, index('gb18030'));
-
-  	        // 6. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (code_point === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 7. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 8. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 6. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 7. If byte is 0x80, return code point U+20AC.
-  	      if (bite === 0x80)
-  	        return 0x20AC;
-
-  	      // 8. If byte is in the range 0x81 to 0xFE, inclusive, set
-  	      // gb18030 first to byte and return continue.
-  	      if (inRange(bite, 0x81, 0xFE)) {
-  	        gb18030_first = bite;
-  	        return null;
-  	      }
-
-  	      // 9. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 11.2.2 gb18030 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   * @param {boolean=} gbk_flag
-  	   */
-  	  function GB18030Encoder(options, gbk_flag) {
-  	    options.fatal;
-  	    // gb18030's decoder has an associated gbk flag (initially unset).
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. If code point is U+E5E5, return error with code point.
-  	      if (code_point === 0xE5E5)
-  	        return encoderError(code_point);
-
-  	      // 4. If the gbk flag is set and code point is U+20AC, return
-  	      // byte 0x80.
-  	      if (gbk_flag && code_point === 0x20AC)
-  	        return 0x80;
-
-  	      // 5. Let pointer be the index pointer for code point in index
-  	      // gb18030.
-  	      var pointer = indexPointerFor(code_point, index('gb18030'));
-
-  	      // 6. If pointer is not null, run these substeps:
-  	      if (pointer !== null) {
-
-  	        // 1. Let lead be floor(pointer / 190) + 0x81.
-  	        var lead = floor(pointer / 190) + 0x81;
-
-  	        // 2. Let trail be pointer % 190.
-  	        var trail = pointer % 190;
-
-  	        // 3. Let offset be 0x40 if trail is less than 0x3F and 0x41 otherwise.
-  	        var offset = trail < 0x3F ? 0x40 : 0x41;
-
-  	        // 4. Return two bytes whose values are lead and trail + offset.
-  	        return [lead, trail + offset];
-  	      }
-
-  	      // 7. If gbk flag is set, return error with code point.
-  	      if (gbk_flag)
-  	        return encoderError(code_point);
-
-  	      // 8. Set pointer to the index gb18030 ranges pointer for code
-  	      // point.
-  	      pointer = indexGB18030RangesPointerFor(code_point);
-
-  	      // 9. Let byte1 be floor(pointer / 10 / 126 / 10).
-  	      var byte1 = floor(pointer / 10 / 126 / 10);
-
-  	      // 10. Set pointer to pointer − byte1 × 10 × 126 × 10.
-  	      pointer = pointer - byte1 * 10 * 126 * 10;
-
-  	      // 11. Let byte2 be floor(pointer / 10 / 126).
-  	      var byte2 = floor(pointer / 10 / 126);
-
-  	      // 12. Set pointer to pointer − byte2 × 10 × 126.
-  	      pointer = pointer - byte2 * 10 * 126;
-
-  	      // 13. Let byte3 be floor(pointer / 10).
-  	      var byte3 = floor(pointer / 10);
-
-  	      // 14. Let byte4 be pointer − byte3 × 10.
-  	      var byte4 = pointer - byte3 * 10;
-
-  	      // 15. Return four bytes whose values are byte1 + 0x81, byte2 +
-  	      // 0x30, byte3 + 0x81, byte4 + 0x30.
-  	      return [byte1 + 0x81,
-  	              byte2 + 0x30,
-  	              byte3 + 0x81,
-  	              byte4 + 0x30];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['gb18030'] = function(options) {
-  	    return new GB18030Encoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['gb18030'] = function(options) {
-  	    return new GB18030Decoder(options);
-  	  };
-
-
-  	  //
-  	  // 12. Legacy multi-byte Chinese (traditional) encodings
-  	  //
-
-  	  // 12.1 Big5
-
-  	  // 12.1.1 Big5 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function Big5Decoder(options) {
-  	    var fatal = options.fatal;
-  	    // Big5's decoder has an associated Big5 lead (initially 0x00).
-  	    var /** @type {number} */ Big5_lead = 0x00;
-
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and Big5 lead is not 0x00, set
-  	      // Big5 lead to 0x00 and return error.
-  	      if (bite === end_of_stream && Big5_lead !== 0x00) {
-  	        Big5_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and Big5 lead is 0x00, return
-  	      // finished.
-  	      if (bite === end_of_stream && Big5_lead === 0x00)
-  	        return finished;
-
-  	      // 3. If Big5 lead is not 0x00, let lead be Big5 lead, let
-  	      // pointer be null, set Big5 lead to 0x00, and then run these
-  	      // substeps:
-  	      if (Big5_lead !== 0x00) {
-  	        var lead = Big5_lead;
-  	        var pointer = null;
-  	        Big5_lead = 0x00;
-
-  	        // 1. Let offset be 0x40 if byte is less than 0x7F and 0x62
-  	        // otherwise.
-  	        var offset = bite < 0x7F ? 0x40 : 0x62;
-
-  	        // 2. If byte is in the range 0x40 to 0x7E, inclusive, or 0xA1
-  	        // to 0xFE, inclusive, set pointer to (lead − 0x81) × 157 +
-  	        // (byte − offset).
-  	        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0xA1, 0xFE))
-  	          pointer = (lead - 0x81) * 157 + (bite - offset);
-
-  	        // 3. If there is a row in the table below whose first column
-  	        // is pointer, return the two code points listed in its second
-  	        // column
-  	        // Pointer | Code points
-  	        // --------+--------------
-  	        // 1133    | U+00CA U+0304
-  	        // 1135    | U+00CA U+030C
-  	        // 1164    | U+00EA U+0304
-  	        // 1166    | U+00EA U+030C
-  	        switch (pointer) {
-  	          case 1133: return [0x00CA, 0x0304];
-  	          case 1135: return [0x00CA, 0x030C];
-  	          case 1164: return [0x00EA, 0x0304];
-  	          case 1166: return [0x00EA, 0x030C];
-  	        }
-
-  	        // 4. Let code point be null if pointer is null and the index
-  	        // code point for pointer in index Big5 otherwise.
-  	        var code_point = (pointer === null) ? null :
-  	            indexCodePointFor(pointer, index('big5'));
-
-  	        // 5. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (code_point === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 6. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 7. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 5. If byte is in the range 0x81 to 0xFE, inclusive, set Big5
-  	      // lead to byte and return continue.
-  	      if (inRange(bite, 0x81, 0xFE)) {
-  	        Big5_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 6. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 12.1.2 Big5 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function Big5Encoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Let pointer be the index Big5 pointer for code point.
-  	      var pointer = indexBig5PointerFor(code_point);
-
-  	      // 4. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 5. Let lead be floor(pointer / 157) + 0x81.
-  	      var lead = floor(pointer / 157) + 0x81;
-
-  	      // 6. If lead is less than 0xA1, return error with code point.
-  	      if (lead < 0xA1)
-  	        return encoderError(code_point);
-
-  	      // 7. Let trail be pointer % 157.
-  	      var trail = pointer % 157;
-
-  	      // 8. Let offset be 0x40 if trail is less than 0x3F and 0x62
-  	      // otherwise.
-  	      var offset = trail < 0x3F ? 0x40 : 0x62;
-
-  	      // Return two bytes whose values are lead and trail + offset.
-  	      return [lead, trail + offset];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['Big5'] = function(options) {
-  	    return new Big5Encoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['Big5'] = function(options) {
-  	    return new Big5Decoder(options);
-  	  };
-
-
-  	  //
-  	  // 13. Legacy multi-byte Japanese encodings
-  	  //
-
-  	  // 13.1 euc-jp
-
-  	  // 13.1.1 euc-jp decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCJPDecoder(options) {
-  	    var fatal = options.fatal;
-
-  	    // euc-jp's decoder has an associated euc-jp jis0212 flag
-  	    // (initially unset) and euc-jp lead (initially 0x00).
-  	    var /** @type {boolean} */ eucjp_jis0212_flag = false,
-  	        /** @type {number} */ eucjp_lead = 0x00;
-
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and euc-jp lead is not 0x00, set
-  	      // euc-jp lead to 0x00, and return error.
-  	      if (bite === end_of_stream && eucjp_lead !== 0x00) {
-  	        eucjp_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and euc-jp lead is 0x00, return
-  	      // finished.
-  	      if (bite === end_of_stream && eucjp_lead === 0x00)
-  	        return finished;
-
-  	      // 3. If euc-jp lead is 0x8E and byte is in the range 0xA1 to
-  	      // 0xDF, inclusive, set euc-jp lead to 0x00 and return a code
-  	      // point whose value is 0xFF61 − 0xA1 + byte.
-  	      if (eucjp_lead === 0x8E && inRange(bite, 0xA1, 0xDF)) {
-  	        eucjp_lead = 0x00;
-  	        return 0xFF61 - 0xA1 + bite;
-  	      }
-
-  	      // 4. If euc-jp lead is 0x8F and byte is in the range 0xA1 to
-  	      // 0xFE, inclusive, set the euc-jp jis0212 flag, set euc-jp lead
-  	      // to byte, and return continue.
-  	      if (eucjp_lead === 0x8F && inRange(bite, 0xA1, 0xFE)) {
-  	        eucjp_jis0212_flag = true;
-  	        eucjp_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 5. If euc-jp lead is not 0x00, let lead be euc-jp lead, set
-  	      // euc-jp lead to 0x00, and run these substeps:
-  	      if (eucjp_lead !== 0x00) {
-  	        var lead = eucjp_lead;
-  	        eucjp_lead = 0x00;
-
-  	        // 1. Let code point be null.
-  	        var code_point = null;
-
-  	        // 2. If lead and byte are both in the range 0xA1 to 0xFE,
-  	        // inclusive, set code point to the index code point for (lead
-  	        // − 0xA1) × 94 + byte − 0xA1 in index jis0208 if the euc-jp
-  	        // jis0212 flag is unset and in index jis0212 otherwise.
-  	        if (inRange(lead, 0xA1, 0xFE) && inRange(bite, 0xA1, 0xFE)) {
-  	          code_point = indexCodePointFor(
-  	            (lead - 0xA1) * 94 + (bite - 0xA1),
-  	            index(!eucjp_jis0212_flag ? 'jis0208' : 'jis0212'));
-  	        }
-
-  	        // 3. Unset the euc-jp jis0212 flag.
-  	        eucjp_jis0212_flag = false;
-
-  	        // 4. If byte is not in the range 0xA1 to 0xFE, inclusive,
-  	        // prepend byte to stream.
-  	        if (!inRange(bite, 0xA1, 0xFE))
-  	          stream.prepend(bite);
-
-  	        // 5. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 6. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 6. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 7. If byte is 0x8E, 0x8F, or in the range 0xA1 to 0xFE,
-  	      // inclusive, set euc-jp lead to byte and return continue.
-  	      if (bite === 0x8E || bite === 0x8F || inRange(bite, 0xA1, 0xFE)) {
-  	        eucjp_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 8. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 13.1.2 euc-jp encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCJPEncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. If code point is U+00A5, return byte 0x5C.
-  	      if (code_point === 0x00A5)
-  	        return 0x5C;
-
-  	      // 4. If code point is U+203E, return byte 0x7E.
-  	      if (code_point === 0x203E)
-  	        return 0x7E;
-
-  	      // 5. If code point is in the range U+FF61 to U+FF9F, inclusive,
-  	      // return two bytes whose values are 0x8E and code point −
-  	      // 0xFF61 + 0xA1.
-  	      if (inRange(code_point, 0xFF61, 0xFF9F))
-  	        return [0x8E, code_point - 0xFF61 + 0xA1];
-
-  	      // 6. If code point is U+2212, set it to U+FF0D.
-  	      if (code_point === 0x2212)
-  	        code_point = 0xFF0D;
-
-  	      // 7. Let pointer be the index pointer for code point in index
-  	      // jis0208.
-  	      var pointer = indexPointerFor(code_point, index('jis0208'));
-
-  	      // 8. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 9. Let lead be floor(pointer / 94) + 0xA1.
-  	      var lead = floor(pointer / 94) + 0xA1;
-
-  	      // 10. Let trail be pointer % 94 + 0xA1.
-  	      var trail = pointer % 94 + 0xA1;
-
-  	      // 11. Return two bytes whose values are lead and trail.
-  	      return [lead, trail];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['EUC-JP'] = function(options) {
-  	    return new EUCJPEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['EUC-JP'] = function(options) {
-  	    return new EUCJPDecoder(options);
-  	  };
-
-  	  // 13.2 iso-2022-jp
-
-  	  // 13.2.1 iso-2022-jp decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ISO2022JPDecoder(options) {
-  	    var fatal = options.fatal;
-  	    /** @enum */
-  	    var states = {
-  	      ASCII: 0,
-  	      Roman: 1,
-  	      Katakana: 2,
-  	      LeadByte: 3,
-  	      TrailByte: 4,
-  	      EscapeStart: 5,
-  	      Escape: 6
-  	    };
-  	    // iso-2022-jp's decoder has an associated iso-2022-jp decoder
-  	    // state (initially ASCII), iso-2022-jp decoder output state
-  	    // (initially ASCII), iso-2022-jp lead (initially 0x00), and
-  	    // iso-2022-jp output flag (initially unset).
-  	    var /** @type {number} */ iso2022jp_decoder_state = states.ASCII,
-  	        /** @type {number} */ iso2022jp_decoder_output_state = states.ASCII,
-  	        /** @type {number} */ iso2022jp_lead = 0x00,
-  	        /** @type {boolean} */ iso2022jp_output_flag = false;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // switching on iso-2022-jp decoder state:
-  	      switch (iso2022jp_decoder_state) {
-  	      default:
-  	      case states.ASCII:
-  	        // ASCII
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x00 to 0x7F, excluding 0x0E, 0x0F, and 0x1B
-  	        if (inRange(bite, 0x00, 0x7F) && bite !== 0x0E
-  	            && bite !== 0x0F && bite !== 0x1B) {
-  	          // Unset the iso-2022-jp output flag and return a code point
-  	          // whose value is byte.
-  	          iso2022jp_output_flag = false;
-  	          return bite;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.Roman:
-  	        // Roman
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x5C
-  	        if (bite === 0x5C) {
-  	          // Unset the iso-2022-jp output flag and return code point
-  	          // U+00A5.
-  	          iso2022jp_output_flag = false;
-  	          return 0x00A5;
-  	        }
-
-  	        // 0x7E
-  	        if (bite === 0x7E) {
-  	          // Unset the iso-2022-jp output flag and return code point
-  	          // U+203E.
-  	          iso2022jp_output_flag = false;
-  	          return 0x203E;
-  	        }
-
-  	        // 0x00 to 0x7F, excluding 0x0E, 0x0F, 0x1B, 0x5C, and 0x7E
-  	        if (inRange(bite, 0x00, 0x7F) && bite !== 0x0E && bite !== 0x0F
-  	            && bite !== 0x1B && bite !== 0x5C && bite !== 0x7E) {
-  	          // Unset the iso-2022-jp output flag and return a code point
-  	          // whose value is byte.
-  	          iso2022jp_output_flag = false;
-  	          return bite;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.Katakana:
-  	        // Katakana
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x21 to 0x5F
-  	        if (inRange(bite, 0x21, 0x5F)) {
-  	          // Unset the iso-2022-jp output flag and return a code point
-  	          // whose value is 0xFF61 − 0x21 + byte.
-  	          iso2022jp_output_flag = false;
-  	          return 0xFF61 - 0x21 + bite;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.LeadByte:
-  	        // Lead byte
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x21 to 0x7E
-  	        if (inRange(bite, 0x21, 0x7E)) {
-  	          // Unset the iso-2022-jp output flag, set iso-2022-jp lead
-  	          // to byte, iso-2022-jp decoder state to trail byte, and
-  	          // return continue.
-  	          iso2022jp_output_flag = false;
-  	          iso2022jp_lead = bite;
-  	          iso2022jp_decoder_state = states.TrailByte;
-  	          return null;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.TrailByte:
-  	        // Trail byte
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return decoderError(fatal);
-  	        }
-
-  	        // 0x21 to 0x7E
-  	        if (inRange(bite, 0x21, 0x7E)) {
-  	          // 1. Set the iso-2022-jp decoder state to lead byte.
-  	          iso2022jp_decoder_state = states.LeadByte;
-
-  	          // 2. Let pointer be (iso-2022-jp lead − 0x21) × 94 + byte − 0x21.
-  	          var pointer = (iso2022jp_lead - 0x21) * 94 + bite - 0x21;
-
-  	          // 3. Let code point be the index code point for pointer in
-  	          // index jis0208.
-  	          var code_point = indexCodePointFor(pointer, index('jis0208'));
-
-  	          // 4. If code point is null, return error.
-  	          if (code_point === null)
-  	            return decoderError(fatal);
-
-  	          // 5. Return a code point whose value is code point.
-  	          return code_point;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Set the iso-2022-jp decoder state to lead byte, prepend
-  	          // byte to stream, and return error.
-  	          iso2022jp_decoder_state = states.LeadByte;
-  	          stream.prepend(bite);
-  	          return decoderError(fatal);
-  	        }
-
-  	        // Otherwise
-  	        // Set iso-2022-jp decoder state to lead byte and return
-  	        // error.
-  	        iso2022jp_decoder_state = states.LeadByte;
-  	        return decoderError(fatal);
-
-  	      case states.EscapeStart:
-  	        // Escape start
-
-  	        // 1. If byte is either 0x24 or 0x28, set iso-2022-jp lead to
-  	        // byte, iso-2022-jp decoder state to escape, and return
-  	        // continue.
-  	        if (bite === 0x24 || bite === 0x28) {
-  	          iso2022jp_lead = bite;
-  	          iso2022jp_decoder_state = states.Escape;
-  	          return null;
-  	        }
-
-  	        // 2. Prepend byte to stream.
-  	        stream.prepend(bite);
-
-  	        // 3. Unset the iso-2022-jp output flag, set iso-2022-jp
-  	        // decoder state to iso-2022-jp decoder output state, and
-  	        // return error.
-  	        iso2022jp_output_flag = false;
-  	        iso2022jp_decoder_state = iso2022jp_decoder_output_state;
-  	        return decoderError(fatal);
-
-  	      case states.Escape:
-  	        // Escape
-
-  	        // 1. Let lead be iso-2022-jp lead and set iso-2022-jp lead to
-  	        // 0x00.
-  	        var lead = iso2022jp_lead;
-  	        iso2022jp_lead = 0x00;
-
-  	        // 2. Let state be null.
-  	        var state = null;
-
-  	        // 3. If lead is 0x28 and byte is 0x42, set state to ASCII.
-  	        if (lead === 0x28 && bite === 0x42)
-  	          state = states.ASCII;
-
-  	        // 4. If lead is 0x28 and byte is 0x4A, set state to Roman.
-  	        if (lead === 0x28 && bite === 0x4A)
-  	          state = states.Roman;
-
-  	        // 5. If lead is 0x28 and byte is 0x49, set state to Katakana.
-  	        if (lead === 0x28 && bite === 0x49)
-  	          state = states.Katakana;
-
-  	        // 6. If lead is 0x24 and byte is either 0x40 or 0x42, set
-  	        // state to lead byte.
-  	        if (lead === 0x24 && (bite === 0x40 || bite === 0x42))
-  	          state = states.LeadByte;
-
-  	        // 7. If state is non-null, run these substeps:
-  	        if (state !== null) {
-  	          // 1. Set iso-2022-jp decoder state and iso-2022-jp decoder
-  	          // output state to states.
-  	          iso2022jp_decoder_state = iso2022jp_decoder_state = state;
-
-  	          // 2. Let output flag be the iso-2022-jp output flag.
-  	          var output_flag = iso2022jp_output_flag;
-
-  	          // 3. Set the iso-2022-jp output flag.
-  	          iso2022jp_output_flag = true;
-
-  	          // 4. Return continue, if output flag is unset, and error
-  	          // otherwise.
-  	          return !output_flag ? null : decoderError(fatal);
-  	        }
-
-  	        // 8. Prepend lead and byte to stream.
-  	        stream.prepend([lead, bite]);
-
-  	        // 9. Unset the iso-2022-jp output flag, set iso-2022-jp
-  	        // decoder state to iso-2022-jp decoder output state and
-  	        // return error.
-  	        iso2022jp_output_flag = false;
-  	        iso2022jp_decoder_state = iso2022jp_decoder_output_state;
-  	        return decoderError(fatal);
-  	      }
-  	    };
-  	  }
-
-  	  // 13.2.2 iso-2022-jp encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ISO2022JPEncoder(options) {
-  	    options.fatal;
-  	    // iso-2022-jp's encoder has an associated iso-2022-jp encoder
-  	    // state which is one of ASCII, Roman, and jis0208 (initially
-  	    // ASCII).
-  	    /** @enum */
-  	    var states = {
-  	      ASCII: 0,
-  	      Roman: 1,
-  	      jis0208: 2
-  	    };
-  	    var /** @type {number} */ iso2022jp_state = states.ASCII;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream and iso-2022-jp encoder
-  	      // state is not ASCII, prepend code point to stream, set
-  	      // iso-2022-jp encoder state to ASCII, and return three bytes
-  	      // 0x1B 0x28 0x42.
-  	      if (code_point === end_of_stream &&
-  	          iso2022jp_state !== states.ASCII) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.ASCII;
-  	        return [0x1B, 0x28, 0x42];
-  	      }
-
-  	      // 2. If code point is end-of-stream and iso-2022-jp encoder
-  	      // state is ASCII, return finished.
-  	      if (code_point === end_of_stream && iso2022jp_state === states.ASCII)
-  	        return finished;
-
-  	      // 3. If ISO-2022-JP encoder state is ASCII or Roman, and code
-  	      // point is U+000E, U+000F, or U+001B, return error with U+FFFD.
-  	      if ((iso2022jp_state === states.ASCII ||
-  	           iso2022jp_state === states.Roman) &&
-  	          (code_point === 0x000E || code_point === 0x000F ||
-  	           code_point === 0x001B)) {
-  	        return encoderError(0xFFFD);
-  	      }
-
-  	      // 4. If iso-2022-jp encoder state is ASCII and code point is an
-  	      // ASCII code point, return a byte whose value is code point.
-  	      if (iso2022jp_state === states.ASCII &&
-  	          isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 5. If iso-2022-jp encoder state is Roman and code point is an
-  	      // ASCII code point, excluding U+005C and U+007E, or is U+00A5
-  	      // or U+203E, run these substeps:
-  	      if (iso2022jp_state === states.Roman &&
-  	          ((isASCIICodePoint(code_point) &&
-  	           code_point !== 0x005C && code_point !== 0x007E) ||
-  	          (code_point == 0x00A5 || code_point == 0x203E))) {
-
-  	        // 1. If code point is an ASCII code point, return a byte
-  	        // whose value is code point.
-  	        if (isASCIICodePoint(code_point))
-  	          return code_point;
-
-  	        // 2. If code point is U+00A5, return byte 0x5C.
-  	        if (code_point === 0x00A5)
-  	          return 0x5C;
-
-  	        // 3. If code point is U+203E, return byte 0x7E.
-  	        if (code_point === 0x203E)
-  	          return 0x7E;
-  	      }
-
-  	      // 6. If code point is an ASCII code point, and iso-2022-jp
-  	      // encoder state is not ASCII, prepend code point to stream, set
-  	      // iso-2022-jp encoder state to ASCII, and return three bytes
-  	      // 0x1B 0x28 0x42.
-  	      if (isASCIICodePoint(code_point) &&
-  	          iso2022jp_state !== states.ASCII) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.ASCII;
-  	        return [0x1B, 0x28, 0x42];
-  	      }
-
-  	      // 7. If code point is either U+00A5 or U+203E, and iso-2022-jp
-  	      // encoder state is not Roman, prepend code point to stream, set
-  	      // iso-2022-jp encoder state to Roman, and return three bytes
-  	      // 0x1B 0x28 0x4A.
-  	      if ((code_point === 0x00A5 || code_point === 0x203E) &&
-  	          iso2022jp_state !== states.Roman) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.Roman;
-  	        return [0x1B, 0x28, 0x4A];
-  	      }
-
-  	      // 8. If code point is U+2212, set it to U+FF0D.
-  	      if (code_point === 0x2212)
-  	        code_point = 0xFF0D;
-
-  	      // 9. Let pointer be the index pointer for code point in index
-  	      // jis0208.
-  	      var pointer = indexPointerFor(code_point, index('jis0208'));
-
-  	      // 10. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 11. If iso-2022-jp encoder state is not jis0208, prepend code
-  	      // point to stream, set iso-2022-jp encoder state to jis0208,
-  	      // and return three bytes 0x1B 0x24 0x42.
-  	      if (iso2022jp_state !== states.jis0208) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.jis0208;
-  	        return [0x1B, 0x24, 0x42];
-  	      }
-
-  	      // 12. Let lead be floor(pointer / 94) + 0x21.
-  	      var lead = floor(pointer / 94) + 0x21;
-
-  	      // 13. Let trail be pointer % 94 + 0x21.
-  	      var trail = pointer % 94 + 0x21;
-
-  	      // 14. Return two bytes whose values are lead and trail.
-  	      return [lead, trail];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['ISO-2022-JP'] = function(options) {
-  	    return new ISO2022JPEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['ISO-2022-JP'] = function(options) {
-  	    return new ISO2022JPDecoder(options);
-  	  };
-
-  	  // 13.3 Shift_JIS
-
-  	  // 13.3.1 Shift_JIS decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ShiftJISDecoder(options) {
-  	    var fatal = options.fatal;
-  	    // Shift_JIS's decoder has an associated Shift_JIS lead (initially
-  	    // 0x00).
-  	    var /** @type {number} */ Shift_JIS_lead = 0x00;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and Shift_JIS lead is not 0x00,
-  	      // set Shift_JIS lead to 0x00 and return error.
-  	      if (bite === end_of_stream && Shift_JIS_lead !== 0x00) {
-  	        Shift_JIS_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and Shift_JIS lead is 0x00,
-  	      // return finished.
-  	      if (bite === end_of_stream && Shift_JIS_lead === 0x00)
-  	        return finished;
-
-  	      // 3. If Shift_JIS lead is not 0x00, let lead be Shift_JIS lead,
-  	      // let pointer be null, set Shift_JIS lead to 0x00, and then run
-  	      // these substeps:
-  	      if (Shift_JIS_lead !== 0x00) {
-  	        var lead = Shift_JIS_lead;
-  	        var pointer = null;
-  	        Shift_JIS_lead = 0x00;
-
-  	        // 1. Let offset be 0x40, if byte is less than 0x7F, and 0x41
-  	        // otherwise.
-  	        var offset = (bite < 0x7F) ? 0x40 : 0x41;
-
-  	        // 2. Let lead offset be 0x81, if lead is less than 0xA0, and
-  	        // 0xC1 otherwise.
-  	        var lead_offset = (lead < 0xA0) ? 0x81 : 0xC1;
-
-  	        // 3. If byte is in the range 0x40 to 0x7E, inclusive, or 0x80
-  	        // to 0xFC, inclusive, set pointer to (lead − lead offset) ×
-  	        // 188 + byte − offset.
-  	        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0x80, 0xFC))
-  	          pointer = (lead - lead_offset) * 188 + bite - offset;
-
-  	        // 4. If pointer is in the range 8836 to 10715, inclusive,
-  	        // return a code point whose value is 0xE000 − 8836 + pointer.
-  	        if (inRange(pointer, 8836, 10715))
-  	          return 0xE000 - 8836 + pointer;
-
-  	        // 5. Let code point be null, if pointer is null, and the
-  	        // index code point for pointer in index jis0208 otherwise.
-  	        var code_point = (pointer === null) ? null :
-  	              indexCodePointFor(pointer, index('jis0208'));
-
-  	        // 6. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (code_point === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 7. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 8. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If byte is an ASCII byte or 0x80, return a code point
-  	      // whose value is byte.
-  	      if (isASCIIByte(bite) || bite === 0x80)
-  	        return bite;
-
-  	      // 5. If byte is in the range 0xA1 to 0xDF, inclusive, return a
-  	      // code point whose value is 0xFF61 − 0xA1 + byte.
-  	      if (inRange(bite, 0xA1, 0xDF))
-  	        return 0xFF61 - 0xA1 + bite;
-
-  	      // 6. If byte is in the range 0x81 to 0x9F, inclusive, or 0xE0
-  	      // to 0xFC, inclusive, set Shift_JIS lead to byte and return
-  	      // continue.
-  	      if (inRange(bite, 0x81, 0x9F) || inRange(bite, 0xE0, 0xFC)) {
-  	        Shift_JIS_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 7. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 13.3.2 Shift_JIS encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ShiftJISEncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point or U+0080, return a
-  	      // byte whose value is code point.
-  	      if (isASCIICodePoint(code_point) || code_point === 0x0080)
-  	        return code_point;
-
-  	      // 3. If code point is U+00A5, return byte 0x5C.
-  	      if (code_point === 0x00A5)
-  	        return 0x5C;
-
-  	      // 4. If code point is U+203E, return byte 0x7E.
-  	      if (code_point === 0x203E)
-  	        return 0x7E;
-
-  	      // 5. If code point is in the range U+FF61 to U+FF9F, inclusive,
-  	      // return a byte whose value is code point − 0xFF61 + 0xA1.
-  	      if (inRange(code_point, 0xFF61, 0xFF9F))
-  	        return code_point - 0xFF61 + 0xA1;
-
-  	      // 6. If code point is U+2212, set it to U+FF0D.
-  	      if (code_point === 0x2212)
-  	        code_point = 0xFF0D;
-
-  	      // 7. Let pointer be the index Shift_JIS pointer for code point.
-  	      var pointer = indexShiftJISPointerFor(code_point);
-
-  	      // 8. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 9. Let lead be floor(pointer / 188).
-  	      var lead = floor(pointer / 188);
-
-  	      // 10. Let lead offset be 0x81, if lead is less than 0x1F, and
-  	      // 0xC1 otherwise.
-  	      var lead_offset = (lead < 0x1F) ? 0x81 : 0xC1;
-
-  	      // 11. Let trail be pointer % 188.
-  	      var trail = pointer % 188;
-
-  	      // 12. Let offset be 0x40, if trail is less than 0x3F, and 0x41
-  	      // otherwise.
-  	      var offset = (trail < 0x3F) ? 0x40 : 0x41;
-
-  	      // 13. Return two bytes whose values are lead + lead offset and
-  	      // trail + offset.
-  	      return [lead + lead_offset, trail + offset];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['Shift_JIS'] = function(options) {
-  	    return new ShiftJISEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['Shift_JIS'] = function(options) {
-  	    return new ShiftJISDecoder(options);
-  	  };
-
-  	  //
-  	  // 14. Legacy multi-byte Korean encodings
-  	  //
-
-  	  // 14.1 euc-kr
-
-  	  // 14.1.1 euc-kr decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCKRDecoder(options) {
-  	    var fatal = options.fatal;
-
-  	    // euc-kr's decoder has an associated euc-kr lead (initially 0x00).
-  	    var /** @type {number} */ euckr_lead = 0x00;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and euc-kr lead is not 0x00, set
-  	      // euc-kr lead to 0x00 and return error.
-  	      if (bite === end_of_stream && euckr_lead !== 0) {
-  	        euckr_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and euc-kr lead is 0x00, return
-  	      // finished.
-  	      if (bite === end_of_stream && euckr_lead === 0)
-  	        return finished;
-
-  	      // 3. If euc-kr lead is not 0x00, let lead be euc-kr lead, let
-  	      // pointer be null, set euc-kr lead to 0x00, and then run these
-  	      // substeps:
-  	      if (euckr_lead !== 0x00) {
-  	        var lead = euckr_lead;
-  	        var pointer = null;
-  	        euckr_lead = 0x00;
-
-  	        // 1. If byte is in the range 0x41 to 0xFE, inclusive, set
-  	        // pointer to (lead − 0x81) × 190 + (byte − 0x41).
-  	        if (inRange(bite, 0x41, 0xFE))
-  	          pointer = (lead - 0x81) * 190 + (bite - 0x41);
-
-  	        // 2. Let code point be null, if pointer is null, and the
-  	        // index code point for pointer in index euc-kr otherwise.
-  	        var code_point = (pointer === null)
-  	              ? null : indexCodePointFor(pointer, index('euc-kr'));
-
-  	        // 3. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (pointer === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 4. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 5. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 5. If byte is in the range 0x81 to 0xFE, inclusive, set
-  	      // euc-kr lead to byte and return continue.
-  	      if (inRange(bite, 0x81, 0xFE)) {
-  	        euckr_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 6. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 14.1.2 euc-kr encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCKREncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Let pointer be the index pointer for code point in index
-  	      // euc-kr.
-  	      var pointer = indexPointerFor(code_point, index('euc-kr'));
-
-  	      // 4. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 5. Let lead be floor(pointer / 190) + 0x81.
-  	      var lead = floor(pointer / 190) + 0x81;
-
-  	      // 6. Let trail be pointer % 190 + 0x41.
-  	      var trail = (pointer % 190) + 0x41;
-
-  	      // 7. Return two bytes whose values are lead and trail.
-  	      return [lead, trail];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['EUC-KR'] = function(options) {
-  	    return new EUCKREncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['EUC-KR'] = function(options) {
-  	    return new EUCKRDecoder(options);
-  	  };
-
-
-  	  //
-  	  // 15. Legacy miscellaneous encodings
-  	  //
-
-  	  // 15.1 replacement
-
-  	  // Not needed - API throws RangeError
-
-  	  // 15.2 Common infrastructure for utf-16be and utf-16le
-
-  	  /**
-  	   * @param {number} code_unit
-  	   * @param {boolean} utf16be
-  	   * @return {!Array.<number>} bytes
-  	   */
-  	  function convertCodeUnitToBytes(code_unit, utf16be) {
-  	    // 1. Let byte1 be code unit >> 8.
-  	    var byte1 = code_unit >> 8;
-
-  	    // 2. Let byte2 be code unit & 0x00FF.
-  	    var byte2 = code_unit & 0x00FF;
-
-  	    // 3. Then return the bytes in order:
-  	        // utf-16be flag is set: byte1, then byte2.
-  	    if (utf16be)
-  	      return [byte1, byte2];
-  	    // utf-16be flag is unset: byte2, then byte1.
-  	    return [byte2, byte1];
-  	  }
-
-  	  // 15.2.1 shared utf-16 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {boolean} utf16_be True if big-endian, false if little-endian.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF16Decoder(utf16_be, options) {
-  	    var fatal = options.fatal;
-  	    var /** @type {?number} */ utf16_lead_byte = null,
-  	        /** @type {?number} */ utf16_lead_surrogate = null;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and either utf-16 lead byte or
-  	      // utf-16 lead surrogate is not null, set utf-16 lead byte and
-  	      // utf-16 lead surrogate to null, and return error.
-  	      if (bite === end_of_stream && (utf16_lead_byte !== null ||
-  	                                utf16_lead_surrogate !== null)) {
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and utf-16 lead byte and utf-16
-  	      // lead surrogate are null, return finished.
-  	      if (bite === end_of_stream && utf16_lead_byte === null &&
-  	          utf16_lead_surrogate === null) {
-  	        return finished;
-  	      }
-
-  	      // 3. If utf-16 lead byte is null, set utf-16 lead byte to byte
-  	      // and return continue.
-  	      if (utf16_lead_byte === null) {
-  	        utf16_lead_byte = bite;
-  	        return null;
-  	      }
-
-  	      // 4. Let code unit be the result of:
-  	      var code_unit;
-  	      if (utf16_be) {
-  	        // utf-16be decoder flag is set
-  	        //   (utf-16 lead byte << 8) + byte.
-  	        code_unit = (utf16_lead_byte << 8) + bite;
-  	      } else {
-  	        // utf-16be decoder flag is unset
-  	        //   (byte << 8) + utf-16 lead byte.
-  	        code_unit = (bite << 8) + utf16_lead_byte;
-  	      }
-  	      // Then set utf-16 lead byte to null.
-  	      utf16_lead_byte = null;
-
-  	      // 5. If utf-16 lead surrogate is not null, let lead surrogate
-  	      // be utf-16 lead surrogate, set utf-16 lead surrogate to null,
-  	      // and then run these substeps:
-  	      if (utf16_lead_surrogate !== null) {
-  	        var lead_surrogate = utf16_lead_surrogate;
-  	        utf16_lead_surrogate = null;
-
-  	        // 1. If code unit is in the range U+DC00 to U+DFFF,
-  	        // inclusive, return a code point whose value is 0x10000 +
-  	        // ((lead surrogate − 0xD800) << 10) + (code unit − 0xDC00).
-  	        if (inRange(code_unit, 0xDC00, 0xDFFF)) {
-  	          return 0x10000 + (lead_surrogate - 0xD800) * 0x400 +
-  	              (code_unit - 0xDC00);
-  	        }
-
-  	        // 2. Prepend the sequence resulting of converting code unit
-  	        // to bytes using utf-16be decoder flag to stream and return
-  	        // error.
-  	        stream.prepend(convertCodeUnitToBytes(code_unit, utf16_be));
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 6. If code unit is in the range U+D800 to U+DBFF, inclusive,
-  	      // set utf-16 lead surrogate to code unit and return continue.
-  	      if (inRange(code_unit, 0xD800, 0xDBFF)) {
-  	        utf16_lead_surrogate = code_unit;
-  	        return null;
-  	      }
-
-  	      // 7. If code unit is in the range U+DC00 to U+DFFF, inclusive,
-  	      // return error.
-  	      if (inRange(code_unit, 0xDC00, 0xDFFF))
-  	        return decoderError(fatal);
-
-  	      // 8. Return code point code unit.
-  	      return code_unit;
-  	    };
-  	  }
-
-  	  // 15.2.2 shared utf-16 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {boolean} utf16_be True if big-endian, false if little-endian.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF16Encoder(utf16_be, options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is in the range U+0000 to U+FFFF, inclusive,
-  	      // return the sequence resulting of converting code point to
-  	      // bytes using utf-16be encoder flag.
-  	      if (inRange(code_point, 0x0000, 0xFFFF))
-  	        return convertCodeUnitToBytes(code_point, utf16_be);
-
-  	      // 3. Let lead be ((code point − 0x10000) >> 10) + 0xD800,
-  	      // converted to bytes using utf-16be encoder flag.
-  	      var lead = convertCodeUnitToBytes(
-  	        ((code_point - 0x10000) >> 10) + 0xD800, utf16_be);
-
-  	      // 4. Let trail be ((code point − 0x10000) & 0x3FF) + 0xDC00,
-  	      // converted to bytes using utf-16be encoder flag.
-  	      var trail = convertCodeUnitToBytes(
-  	        ((code_point - 0x10000) & 0x3FF) + 0xDC00, utf16_be);
-
-  	      // 5. Return a byte sequence of lead followed by trail.
-  	      return lead.concat(trail);
-  	    };
-  	  }
-
-  	  // 15.3 utf-16be
-  	  // 15.3.1 utf-16be decoder
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['UTF-16BE'] = function(options) {
-  	    return new UTF16Encoder(true, options);
-  	  };
-  	  // 15.3.2 utf-16be encoder
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['UTF-16BE'] = function(options) {
-  	    return new UTF16Decoder(true, options);
-  	  };
-
-  	  // 15.4 utf-16le
-  	  // 15.4.1 utf-16le decoder
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['UTF-16LE'] = function(options) {
-  	    return new UTF16Encoder(false, options);
-  	  };
-  	  // 15.4.2 utf-16le encoder
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['UTF-16LE'] = function(options) {
-  	    return new UTF16Decoder(false, options);
-  	  };
-
-  	  // 15.5 x-user-defined
-
-  	  // 15.5.1 x-user-defined decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function XUserDefinedDecoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream, return finished.
-  	      if (bite === end_of_stream)
-  	        return finished;
-
-  	      // 2. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 3. Return a code point whose value is 0xF780 + byte − 0x80.
-  	      return 0xF780 + bite - 0x80;
-  	    };
-  	  }
-
-  	  // 15.5.2 x-user-defined encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function XUserDefinedEncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1.If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. If code point is in the range U+F780 to U+F7FF, inclusive,
-  	      // return a byte whose value is code point − 0xF780 + 0x80.
-  	      if (inRange(code_point, 0xF780, 0xF7FF))
-  	        return code_point - 0xF780 + 0x80;
-
-  	      // 4. Return error with code point.
-  	      return encoderError(code_point);
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['x-user-defined'] = function(options) {
-  	    return new XUserDefinedEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['x-user-defined'] = function(options) {
-  	    return new XUserDefinedDecoder(options);
-  	  };
-
-  	  if (!global['TextEncoder'])
-  	    global['TextEncoder'] = TextEncoder;
-  	  if (!global['TextDecoder'])
-  	    global['TextDecoder'] = TextDecoder;
-
-  	  if (module.exports) {
-  	    module.exports = {
-  	      TextEncoder: global['TextEncoder'],
-  	      TextDecoder: global['TextDecoder'],
-  	      EncodingIndexes: global["encoding-indexes"]
-  	    };
-  	  }
-
-  	// For strict environments where `this` inside the global scope
-  	// is `undefined`, take a pure object instead
-  	}(commonjsGlobal || {})); 
-  } (encoding));
-
-  // Copyright Joyent, Inc. and other Node contributors.
-  //
-  // Permission is hereby granted, free of charge, to any person obtaining a
-  // copy of this software and associated documentation files (the
-  // "Software"), to deal in the Software without restriction, including
-  // without limitation the rights to use, copy, modify, merge, publish,
-  // distribute, sublicense, and/or sell copies of the Software, and to permit
-  // persons to whom the Software is furnished to do so, subject to the
-  // following conditions:
-  //
-  // The above copyright notice and this permission notice shall be included
-  // in all copies or substantial portions of the Software.
-  //
-  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-  // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-  // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-  // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-  // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-  // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-  // USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-  var isBufferEncoding = Buffer.isEncoding
-    || function(encoding) {
-         switch (encoding && encoding.toLowerCase()) {
-           case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
-           default: return false;
-         }
-       };
-
-
-  function assertEncoding(encoding) {
-    if (encoding && !isBufferEncoding(encoding)) {
-      throw new Error('Unknown encoding: ' + encoding);
-    }
-  }
-
-  // StringDecoder provides an interface for efficiently splitting a series of
-  // buffers into a series of JS strings without breaking apart multi-byte
-  // characters. CESU-8 is handled as part of the UTF-8 encoding.
-  //
-  // @TODO Handling all encodings inside a single object makes it very difficult
-  // to reason about this code, so it should be split up in the future.
-  // @TODO There should be a utf8-strict encoding that rejects invalid UTF-8 code
-  // points as used by CESU-8.
-  function StringDecoder$1(encoding) {
-    this.encoding = (encoding || 'utf8').toLowerCase().replace(/[-_]/, '');
-    assertEncoding(encoding);
-    switch (this.encoding) {
-      case 'utf8':
-        // CESU-8 represents each of Surrogate Pair by 3-bytes
-        this.surrogateSize = 3;
-        break;
-      case 'ucs2':
-      case 'utf16le':
-        // UTF-16 represents each of Surrogate Pair by 2-bytes
-        this.surrogateSize = 2;
-        this.detectIncompleteChar = utf16DetectIncompleteChar;
-        break;
-      case 'base64':
-        // Base-64 stores 3 bytes in 4 chars, and pads the remainder.
-        this.surrogateSize = 3;
-        this.detectIncompleteChar = base64DetectIncompleteChar;
-        break;
-      default:
-        this.write = passThroughWrite;
-        return;
-    }
-
-    // Enough space to store all bytes of a single character. UTF-8 needs 4
-    // bytes, but CESU-8 may require up to 6 (3 bytes per surrogate).
-    this.charBuffer = new Buffer(6);
-    // Number of bytes received for the current incomplete multi-byte character.
-    this.charReceived = 0;
-    // Number of bytes expected for the current incomplete multi-byte character.
-    this.charLength = 0;
-  }
-
-  // write decodes the given buffer and returns it as JS string that is
-  // guaranteed to not contain any partial multi-byte characters. Any partial
-  // character found at the end of the buffer is buffered up, and will be
-  // returned when calling write again with the remaining bytes.
-  //
-  // Note: Converting a Buffer containing an orphan surrogate to a String
-  // currently works, but converting a String to a Buffer (via `new Buffer`, or
-  // Buffer#write) will replace incomplete surrogates with the unicode
-  // replacement character. See https://codereview.chromium.org/121173009/ .
-  StringDecoder$1.prototype.write = function(buffer) {
-    var charStr = '';
-    // if our last write ended with an incomplete multibyte character
-    while (this.charLength) {
-      // determine how many remaining bytes this buffer has to offer for this char
-      var available = (buffer.length >= this.charLength - this.charReceived) ?
-          this.charLength - this.charReceived :
-          buffer.length;
-
-      // add the new bytes to the char buffer
-      buffer.copy(this.charBuffer, this.charReceived, 0, available);
-      this.charReceived += available;
-
-      if (this.charReceived < this.charLength) {
-        // still not enough chars in this buffer? wait for more ...
-        return '';
-      }
-
-      // remove bytes belonging to the current character from the buffer
-      buffer = buffer.slice(available, buffer.length);
-
-      // get the character that was split
-      charStr = this.charBuffer.slice(0, this.charLength).toString(this.encoding);
-
-      // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-      var charCode = charStr.charCodeAt(charStr.length - 1);
-      if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-        this.charLength += this.surrogateSize;
-        charStr = '';
-        continue;
-      }
-      this.charReceived = this.charLength = 0;
-
-      // if there are no more bytes in this buffer, just emit our char
-      if (buffer.length === 0) {
-        return charStr;
-      }
-      break;
-    }
-
-    // determine and set charLength / charReceived
-    this.detectIncompleteChar(buffer);
-
-    var end = buffer.length;
-    if (this.charLength) {
-      // buffer the incomplete character bytes we got
-      buffer.copy(this.charBuffer, 0, buffer.length - this.charReceived, end);
-      end -= this.charReceived;
-    }
-
-    charStr += buffer.toString(this.encoding, 0, end);
-
-    var end = charStr.length - 1;
-    var charCode = charStr.charCodeAt(end);
-    // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-    if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-      var size = this.surrogateSize;
-      this.charLength += size;
-      this.charReceived += size;
-      this.charBuffer.copy(this.charBuffer, size, 0, size);
-      buffer.copy(this.charBuffer, 0, 0, size);
-      return charStr.substring(0, end);
-    }
-
-    // or just emit the charStr
-    return charStr;
-  };
-
-  // detectIncompleteChar determines if there is an incomplete UTF-8 character at
-  // the end of the given buffer. If so, it sets this.charLength to the byte
-  // length that character, and sets this.charReceived to the number of bytes
-  // that are available for this character.
-  StringDecoder$1.prototype.detectIncompleteChar = function(buffer) {
-    // determine how many bytes we have to check at the end of this buffer
-    var i = (buffer.length >= 3) ? 3 : buffer.length;
-
-    // Figure out if one of the last i bytes of our buffer announces an
-    // incomplete char.
-    for (; i > 0; i--) {
-      var c = buffer[buffer.length - i];
-
-      // See http://en.wikipedia.org/wiki/UTF-8#Description
-
-      // 110XXXXX
-      if (i == 1 && c >> 5 == 0x06) {
-        this.charLength = 2;
-        break;
-      }
-
-      // 1110XXXX
-      if (i <= 2 && c >> 4 == 0x0E) {
-        this.charLength = 3;
-        break;
-      }
-
-      // 11110XXX
-      if (i <= 3 && c >> 3 == 0x1E) {
-        this.charLength = 4;
-        break;
-      }
-    }
-    this.charReceived = i;
-  };
-
-  StringDecoder$1.prototype.end = function(buffer) {
-    var res = '';
-    if (buffer && buffer.length)
-      res = this.write(buffer);
-
-    if (this.charReceived) {
-      var cr = this.charReceived;
-      var buf = this.charBuffer;
-      var enc = this.encoding;
-      res += buf.slice(0, cr).toString(enc);
-    }
-
-    return res;
-  };
-
-  function passThroughWrite(buffer) {
-    return buffer.toString(this.encoding);
-  }
-
-  function utf16DetectIncompleteChar(buffer) {
-    this.charReceived = buffer.length % 2;
-    this.charLength = this.charReceived ? 2 : 0;
-  }
-
-  function base64DetectIncompleteChar(buffer) {
-    this.charReceived = buffer.length % 3;
-    this.charLength = this.charReceived ? 3 : 0;
-  }
-
-  var stringDecoder = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    StringDecoder: StringDecoder$1
-  });
-
-  var require$$1 = /*@__PURE__*/getAugmentedNamespace(stringDecoder);
-
-  var StringDecoder = require$$1.StringDecoder;
-  function defaultDecoder(data) {
-    var decoder = new StringDecoder();
-    var out = decoder.write(data) + decoder.end();
-    return out.replace(/\0/g, '').trim();
-  }
-  var decoderBrowser = createDecoder$1;
   var regex = /^(?:ANSI\s)?(\d+)$/m;
-  function createDecoder$1(encoding, second) {
+  function createDecoder(encoding, second) {
     if (!encoding) {
-      return defaultDecoder;
+      return browserDecoder;
     }
     try {
       new TextDecoder(encoding.trim());
-    } catch(e) {
+    } catch (e) {
       var match = regex.exec(encoding);
       if (match && !second) {
-        return createDecoder$1('windows-' + match[1], true);
+        return createDecoder('windows-' + match[1], true);
       } else {
-        return defaultDecoder;
+        encoding = undefined;
+        return browserDecoder;
       }
     }
     return browserDecoder;
     function browserDecoder(buffer) {
-      var decoder = new TextDecoder(encoding);
+      var decoder = new TextDecoder(encoding ? encoding : undefined);
       var out = decoder.decode(buffer, {
         stream: true
       }) + decoder.decode();
@@ -13602,13 +7816,12 @@
     }
   }
 
-  var createDecoder = decoderBrowser;
   function dbfHeader(data) {
     var out = {};
-    out.lastUpdated = new Date(data.readUInt8(1) + 1900, data.readUInt8(2), data.readUInt8(3));
-    out.records = data.readUInt32LE(4);
-    out.headerLen = data.readUInt16LE(8);
-    out.recLen = data.readUInt16LE(10);
+    out.lastUpdated = new Date(data.getUint8(1) + 1900, data.getUint8(2), data.getUint8(3));
+    out.records = data.getUint32(4, true);
+    out.headerLen = data.getUint16(8, true);
+    out.recLen = data.getUint16(10, true);
     return out;
   }
 
@@ -13617,12 +7830,12 @@
     var offset = 32;
     while (offset < headerLen) {
       out.push({
-        name: decoder(data.slice(offset, offset + 11)),
-        dataType: String.fromCharCode(data.readUInt8(offset + 11)),
-        len: data.readUInt8(offset + 16),
-        decimal: data.readUInt8(offset + 17)
+        name: decoder(new Uint8Array(data.buffer.slice(data.byteOffset + offset, data.byteOffset + offset + 11))),
+        dataType: String.fromCharCode(data.getUint8(offset + 11)),
+        len: data.getUint8(offset + 16),
+        decimal: data.getUint8(offset + 17)
       });
-      if (data.readUInt8(offset + 32) === 13) {
+      if (data.getUint8(offset + 32) === 13) {
         break;
       } else {
         offset += 32;
@@ -13632,7 +7845,8 @@
   }
 
   function rowFuncs(buffer, offset, len, type, decoder) {
-    var data = buffer.slice(offset, offset + len);
+    const data = new Uint8Array(buffer.buffer.slice(buffer.byteOffset + offset, buffer.byteOffset + offset + len));
+
     var textData = decoder(data);
     switch (type) {
       case 'N':
@@ -13666,7 +7880,7 @@
     return out;
   }
 
-  var parsedbf = function(buffer, encoding) {
+  function parseDbf (buffer, encoding) {
     var decoder = createDecoder(encoding);
     var header = dbfHeader(buffer);
     var rowHeaders = dbfRowHeader(buffer, header.headerLen - 1, decoder);
@@ -13681,34 +7895,58 @@
       records--;
     }
     return out;
-  };
-
-  var parseDbf = /*@__PURE__*/getDefaultExportFromCjs(parsedbf);
+  }
 
   const URL = globalThis.URL;
-
-  function toBuffer(b) {
+  const toUitn8Arr = b => {
     if (!b) {
       throw new Error('forgot to pass buffer');
     }
-    if (Buffer.isBuffer(b)) {
-      return b;
-    }
     if (isArrayBuffer(b)) {
-      return Buffer.from(b);
+      return new Uint8Array(b);
     }
     if (isArrayBuffer(b.buffer)) {
       if (b.BYTES_PER_ELEMENT === 1) {
-        return Buffer.from(b);
+        return b;
       }
-      return Buffer.from(b.buffer);
+      return new Uint8Array(b.buffer, b.byteOffset, b.byteLength);
     }
-  }
+    throw new Error('invalid buffer like object')
+  };
+  const txtDecoder = new TextDecoder();
+  const toString = (possibleString) => {
+    if (!possibleString) {
+      return;
+    }
+    if (typeof possibleString === 'string') {
+      return possibleString;
+    }
+    if (isArrayBuffer(possibleString) || ArrayBuffer.isView(possibleString) || isDataView(possibleString)) {
+      return txtDecoder.decode(possibleString);
+    }
+  };
+  const toDataView = b => {
+    if (!b) {
+      throw new Error('forgot to pass buffer');
+    }
+    if (isDataView(b)) {
+      return b;
+    }
+    if (isArrayBuffer(b)) {
+      return new DataView(b);
+    }
+    if (isArrayBuffer(b.buffer)) {
+      return new DataView(b.buffer, b.byteOffset, b.byteLength);
+    }
+    throw new Error('invalid buffer like object')
+  };
 
   function isArrayBuffer(subject) {
     return subject instanceof globalThis.ArrayBuffer || Object.prototype.toString.call(subject) === '[object ArrayBuffer]';
   }
-
+  function isDataView(subject) {
+    return subject instanceof globalThis.DataView || Object.prototype.toString.call(subject) === '[object DataView]'
+  }
 
   const combine = function ([shp, dbf]) {
     const out = {};
@@ -13731,7 +7969,7 @@
   };
   const parseZip = async function (buffer, whiteList) {
     let key;
-    buffer = toBuffer(buffer);
+    buffer = toUitn8Arr(buffer);
     const zip = await unzip(buffer);
     const names = [];
     whiteList = whiteList || [];
@@ -13810,13 +8048,31 @@
     const url = new URL(base, globalThis?.document?.location);
     return url.pathname.slice(-4).toLowerCase() === suffix;
   };
+  const fromObject = ({ shp, dbf, cpg, prj }) => {
+    const things = [
+      _parseShp(shp, prj)
+    ];
+    if (dbf) {
+      things.push(_parseDbf(dbf, cpg));
+    }
+    return combine(things);
+  };
   const getShapefile = async function (base, whiteList) {
     if (typeof base !== 'string') {
-      return parseZip(base);
+      if (isArrayBuffer(base) || ArrayBuffer.isView(base) || isDataView(base)) {
+        return parseZip(base);
+      }
+      if (base.shp) {
+        return fromObject(base);
+      }
+      throw new TypeError('must be a string, some sort of Buffer, or an object with at least a .shp property')
     }
     if (checkSuffix(base, '.zip')) {
       return getZip(base, whiteList);
     }
+    if (checkSuffix(base, '.shp')) {
+      base = base.slice(0, -4);
+    }
     const results = await Promise.all([
       handleShp(base),
       handleDbf(base)
@@ -13824,10 +8080,8 @@
     return combine(results);
   };
   const _parseShp = function (shp, prj) {
-    shp = toBuffer(shp);
-    if (Buffer.isBuffer(prj)) {
-      prj = prj.toString();
-    }
+    shp = toDataView(shp);
+    prj = toString(prj);
     if (typeof prj === 'string') {
       try {
         prj = proj4(prj);
@@ -13838,7 +8092,8 @@
     return parseShp(shp, prj);
   };
   const _parseDbf = function (dbf, cpg) {
-    dbf = toBuffer(dbf);
+    dbf = toDataView(dbf);
+    cpg = toString(cpg);
     return parseDbf(dbf, cpg);
   };
 
diff --git a/dist/shp.min.js b/dist/shp.min.js
index b8557b5..4ae3fca 100644
--- a/dist/shp.min.js
+++ b/dist/shp.min.js
@@ -1 +1 @@
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).shp=e()}(this,(function(){"use strict";var t=1,e=2,i=3,r=4,s=5,n=6378137,a=6356752.314,o=.0066943799901413165,h=484813681109536e-20,u=Math.PI/2,l=.16666666666666666,c=.04722222222222222,f=.022156084656084655,d=1e-10,p=.017453292519943295,m=57.29577951308232,g=Math.PI/4,_=2*Math.PI,y=3.14159265359,v={greenwich:0,lisbon:-9.131906111111,paris:2.337229166667,bogota:-74.080916666667,madrid:-3.687938888889,rome:12.452333333333,bern:7.439583333333,jakarta:106.807719444444,ferro:-17.666666666667,brussels:4.367975,stockholm:18.058277777778,athens:23.7163375,oslo:10.722916666667},b={ft:{to_meter:.3048},"us-ft":{to_meter:1200/3937}},w=/[\s_\-\/\(\)]/g;function M(t,e){if(t[e])return t[e];for(var i,r=Object.keys(t),s=e.toLowerCase().replace(w,""),n=-1;++n<r.length;)if((i=r[n]).toLowerCase().replace(w,"")===s)return t[i]}function x(t){var e,i,r,s={},n=t.split("+").map((function(t){return t.trim()})).filter((function(t){return t})).reduce((function(t,e){var i=e.split("=");return i.push(!0),t[i[0].toLowerCase()]=i[1],t}),{}),a={proj:"projName",datum:"datumCode",rf:function(t){s.rf=parseFloat(t)},lat_0:function(t){s.lat0=t*p},lat_1:function(t){s.lat1=t*p},lat_2:function(t){s.lat2=t*p},lat_ts:function(t){s.lat_ts=t*p},lon_0:function(t){s.long0=t*p},lon_1:function(t){s.long1=t*p},lon_2:function(t){s.long2=t*p},alpha:function(t){s.alpha=parseFloat(t)*p},gamma:function(t){s.rectified_grid_angle=parseFloat(t)},lonc:function(t){s.longc=t*p},x_0:function(t){s.x0=parseFloat(t)},y_0:function(t){s.y0=parseFloat(t)},k_0:function(t){s.k0=parseFloat(t)},k:function(t){s.k0=parseFloat(t)},a:function(t){s.a=parseFloat(t)},b:function(t){s.b=parseFloat(t)},r_a:function(){s.R_A=!0},zone:function(t){s.zone=parseInt(t,10)},south:function(){s.utmSouth=!0},towgs84:function(t){s.datum_params=t.split(",").map((function(t){return parseFloat(t)}))},to_meter:function(t){s.to_meter=parseFloat(t)},units:function(t){s.units=t;var e=M(b,t);e&&(s.to_meter=e.to_meter)},from_greenwich:function(t){s.from_greenwich=t*p},pm:function(t){var e=M(v,t);s.from_greenwich=(e||parseFloat(t))*p},nadgrids:function(t){"@null"===t?s.datumCode="none":s.nadgrids=t},axis:function(t){var e="ewnsud";3===t.length&&-1!==e.indexOf(t.substr(0,1))&&-1!==e.indexOf(t.substr(1,1))&&-1!==e.indexOf(t.substr(2,1))&&(s.axis=t)},approx:function(){s.approx=!0}};for(e in n)i=n[e],e in a?"function"==typeof(r=a[e])?r(i):s[r]=i:s[e]=i;return"string"==typeof s.datumCode&&"WGS84"!==s.datumCode&&(s.datumCode=s.datumCode.toLowerCase()),s}var k=1,E=/\s/,A=/[A-Za-z]/,S=/[A-Za-z84_]/,C=/[,\]]/,I=/[\d\.E\-\+]/;function O(t){if("string"!=typeof t)throw new Error("not a string");this.text=t.trim(),this.level=0,this.place=0,this.root=null,this.stack=[],this.currentObject=null,this.state=k}function P(t,e,i){Array.isArray(e)&&(i.unshift(e),e=null);var r=e?{}:t,s=i.reduce((function(t,e){return R(e,t),t}),r);e&&(t[e]=s)}function R(t,e){if(Array.isArray(t)){var i=t.shift();if("PARAMETER"===i&&(i=t.shift()),1===t.length)return Array.isArray(t[0])?(e[i]={},void R(t[0],e[i])):void(e[i]=t[0]);if(t.length)if("TOWGS84"!==i){if("AXIS"===i)return i in e||(e[i]=[]),void e[i].push(t);var r;switch(Array.isArray(i)||(e[i]={}),i){case"UNIT":case"PRIMEM":case"VERT_DATUM":return e[i]={name:t[0].toLowerCase(),convert:t[1]},void(3===t.length&&R(t[2],e[i]));case"SPHEROID":case"ELLIPSOID":return e[i]={name:t[0],a:t[1],rf:t[2]},void(4===t.length&&R(t[3],e[i]));case"PROJECTEDCRS":case"PROJCRS":case"GEOGCS":case"GEOCCS":case"PROJCS":case"LOCAL_CS":case"GEODCRS":case"GEODETICCRS":case"GEODETICDATUM":case"EDATUM":case"ENGINEERINGDATUM":case"VERT_CS":case"VERTCRS":case"VERTICALCRS":case"COMPD_CS":case"COMPOUNDCRS":case"ENGINEERINGCRS":case"ENGCRS":case"FITTED_CS":case"LOCAL_DATUM":case"DATUM":return t[0]=["name",t[0]],void P(e,i,t);default:for(r=-1;++r<t.length;)if(!Array.isArray(t[r]))return R(t,e[i]);return P(e,i,t)}}else e[i]=t;else e[i]=!0}else e[t]=!0}O.prototype.readCharicter=function(){var t=this.text[this.place++];if(4!==this.state)for(;E.test(t);){if(this.place>=this.text.length)return;t=this.text[this.place++]}switch(this.state){case k:return this.neutral(t);case 2:return this.keyword(t);case 4:return this.quoted(t);case 5:return this.afterquote(t);case 3:return this.number(t);case-1:return}},O.prototype.afterquote=function(t){if('"'===t)return this.word+='"',void(this.state=4);if(C.test(t))return this.word=this.word.trim(),void this.afterItem(t);throw new Error("havn't handled \""+t+'" in afterquote yet, index '+this.place)},O.prototype.afterItem=function(t){return","===t?(null!==this.word&&this.currentObject.push(this.word),this.word=null,void(this.state=k)):"]"===t?(this.level--,null!==this.word&&(this.currentObject.push(this.word),this.word=null),this.state=k,this.currentObject=this.stack.pop(),void(this.currentObject||(this.state=-1))):void 0},O.prototype.number=function(t){if(!I.test(t)){if(C.test(t))return this.word=parseFloat(this.word),void this.afterItem(t);throw new Error("havn't handled \""+t+'" in number yet, index '+this.place)}this.word+=t},O.prototype.quoted=function(t){'"'!==t?this.word+=t:this.state=5},O.prototype.keyword=function(t){if(S.test(t))this.word+=t;else{if("["===t){var e=[];return e.push(this.word),this.level++,null===this.root?this.root=e:this.currentObject.push(e),this.stack.push(this.currentObject),this.currentObject=e,void(this.state=k)}if(!C.test(t))throw new Error("havn't handled \""+t+'" in keyword yet, index '+this.place);this.afterItem(t)}},O.prototype.neutral=function(t){if(A.test(t))return this.word=t,void(this.state=2);if('"'===t)return this.word="",void(this.state=4);if(I.test(t))return this.word=t,void(this.state=3);if(!C.test(t))throw new Error("havn't handled \""+t+'" in neutral yet, index '+this.place);this.afterItem(t)},O.prototype.output=function(){for(;this.place<this.text.length;)this.readCharicter();if(-1===this.state)return this.root;throw new Error('unable to parse string "'+this.text+'". State is '+this.state)};var N=.017453292519943295;function z(t){return t*N}function T(t){var e=new O(t).output(),i=e.shift(),r=e.shift();e.unshift(["name",r]),e.unshift(["type",i]);var s={};return R(e,s),function(t){if("GEOGCS"===t.type?t.projName="longlat":"LOCAL_CS"===t.type?(t.projName="identity",t.local=!0):"object"==typeof t.PROJECTION?t.projName=Object.keys(t.PROJECTION)[0]:t.projName=t.PROJECTION,t.AXIS){for(var e="",i=0,r=t.AXIS.length;i<r;++i){var s=[t.AXIS[i][0].toLowerCase(),t.AXIS[i][1].toLowerCase()];-1!==s[0].indexOf("north")||("y"===s[0]||"lat"===s[0])&&"north"===s[1]?e+="n":-1!==s[0].indexOf("south")||("y"===s[0]||"lat"===s[0])&&"south"===s[1]?e+="s":-1!==s[0].indexOf("east")||("x"===s[0]||"lon"===s[0])&&"east"===s[1]?e+="e":-1===s[0].indexOf("west")&&("x"!==s[0]&&"lon"!==s[0]||"west"!==s[1])||(e+="w")}2===e.length&&(e+="u"),3===e.length&&(t.axis=e)}t.UNIT&&(t.units=t.UNIT.name.toLowerCase(),"metre"===t.units&&(t.units="meter"),t.UNIT.convert&&("GEOGCS"===t.type?t.DATUM&&t.DATUM.SPHEROID&&(t.to_meter=t.UNIT.convert*t.DATUM.SPHEROID.a):t.to_meter=t.UNIT.convert));var n=t.GEOGCS;function a(e){return e*(t.to_meter||1)}"GEOGCS"===t.type&&(n=t),n&&(n.DATUM?t.datumCode=n.DATUM.name.toLowerCase():t.datumCode=n.name.toLowerCase(),"d_"===t.datumCode.slice(0,2)&&(t.datumCode=t.datumCode.slice(2)),"new_zealand_geodetic_datum_1949"!==t.datumCode&&"new_zealand_1949"!==t.datumCode||(t.datumCode="nzgd49"),"wgs_1984"!==t.datumCode&&"world_geodetic_system_1984"!==t.datumCode||("Mercator_Auxiliary_Sphere"===t.PROJECTION&&(t.sphere=!0),t.datumCode="wgs84"),"_ferro"===t.datumCode.slice(-6)&&(t.datumCode=t.datumCode.slice(0,-6)),"_jakarta"===t.datumCode.slice(-8)&&(t.datumCode=t.datumCode.slice(0,-8)),~t.datumCode.indexOf("belge")&&(t.datumCode="rnb72"),n.DATUM&&n.DATUM.SPHEROID&&(t.ellps=n.DATUM.SPHEROID.name.replace("_19","").replace(/[Cc]larke\_18/,"clrk"),"international"===t.ellps.toLowerCase().slice(0,13)&&(t.ellps="intl"),t.a=n.DATUM.SPHEROID.a,t.rf=parseFloat(n.DATUM.SPHEROID.rf,10)),n.DATUM&&n.DATUM.TOWGS84&&(t.datum_params=n.DATUM.TOWGS84),~t.datumCode.indexOf("osgb_1936")&&(t.datumCode="osgb36"),~t.datumCode.indexOf("osni_1952")&&(t.datumCode="osni52"),(~t.datumCode.indexOf("tm65")||~t.datumCode.indexOf("geodetic_datum_of_1965"))&&(t.datumCode="ire65"),"ch1903+"===t.datumCode&&(t.datumCode="ch1903"),~t.datumCode.indexOf("israel")&&(t.datumCode="isr93")),t.b&&!isFinite(t.b)&&(t.b=t.a),[["standard_parallel_1","Standard_Parallel_1"],["standard_parallel_1","Latitude 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B)"!==t.projName?!t.lat_ts&&t.lat0&&"Polar_Stereographic"===t.projName&&(t.lat_ts=t.lat0,t.lat0=z(t.lat0>0?90:-90)):(t.lat0=z(t.lat1>0?90:-90),t.lat_ts=t.lat1)}(s),s}function B(t){var e=this;if(2===arguments.length){var i=arguments[1];"string"==typeof i?"+"===i.charAt(0)?B[t]=x(arguments[1]):B[t]=T(arguments[1]):B[t]=i}else if(1===arguments.length){if(Array.isArray(t))return t.map((function(t){Array.isArray(t)?B.apply(e,t):B(t)}));if("string"==typeof t){if(t in B)return B[t]}else"EPSG"in t?B["EPSG:"+t.EPSG]=t:"ESRI"in t?B["ESRI:"+t.ESRI]=t:"IAU2000"in t?B["IAU2000:"+t.IAU2000]=t:console.log(t);return}}!function(t){t("EPSG:4326","+title=WGS 84 (long/lat) +proj=longlat +ellps=WGS84 +datum=WGS84 +units=degrees"),t("EPSG:4269","+title=NAD83 (long/lat) +proj=longlat +a=6378137.0 +b=6356752.31414036 +ellps=GRS80 +datum=NAD83 +units=degrees"),t("EPSG:3857","+title=WGS 84 / Pseudo-Mercator +proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs"),t.WGS84=t["EPSG:4326"],t["EPSG:3785"]=t["EPSG:3857"],t.GOOGLE=t["EPSG:3857"],t["EPSG:900913"]=t["EPSG:3857"],t["EPSG:102113"]=t["EPSG:3857"]}(B);var L=["PROJECTEDCRS","PROJCRS","GEOGCS","GEOCCS","PROJCS","LOCAL_CS","GEODCRS","GEODETICCRS","GEODETICDATUM","ENGCRS","ENGINEERINGCRS"];var D=["3857","900913","3785","102113"];function U(t){if(!function(t){return"string"==typeof t}(t))return t;if(function(t){return t in B}(t))return B[t];if(function(t){return L.some((function(e){return t.indexOf(e)>-1}))}(t)){var e=T(t);if(function(t){var e=M(t,"authority");if(e){var i=M(e,"epsg");return i&&D.indexOf(i)>-1}}(e))return B["EPSG:3857"];var i=function(t){var e=M(t,"extension");if(e)return M(e,"proj4")}(e);return i?x(i):e}return function(t){return"+"===t[0]}(t)?x(t):void 0}function j(t,e){var i,r;if(t=t||{},!e)return t;for(r in e)void 0!==(i=e[r])&&(t[r]=i);return t}function F(t,e,i){var r=t*e;return i/Math.sqrt(1-r*r)}function q(t){return t<0?-1:1}function G(t){return Math.abs(t)<=y?t:t-q(t)*_}function W(t,e,i){var r=t*i,s=.5*t;return r=Math.pow((1-r)/(1+r),s),Math.tan(.5*(u-e))/r}function Z(t,e){for(var i,r,s=.5*t,n=u-2*Math.atan(e),a=0;a<=15;a++)if(i=t*Math.sin(n),n+=r=u-2*Math.atan(e*Math.pow((1-i)/(1+i),s))-n,Math.abs(r)<=1e-10)return n;return-9999}function Y(t){return t}var H=[{init:function(){var t=this.b/this.a;this.es=1-t*t,"x0"in this||(this.x0=0),"y0"in this||(this.y0=0),this.e=Math.sqrt(this.es),this.lat_ts?this.sphere?this.k0=Math.cos(this.lat_ts):this.k0=F(this.e,Math.sin(this.lat_ts),Math.cos(this.lat_ts)):this.k0||(this.k?this.k0=this.k:this.k0=1)},forward:function(t){var e,i,r=t.x,s=t.y;if(s*m>90&&s*m<-90&&r*m>180&&r*m<-180)return null;if(Math.abs(Math.abs(s)-u)<=d)return null;if(this.sphere)e=this.x0+this.a*this.k0*G(r-this.long0),i=this.y0+this.a*this.k0*Math.log(Math.tan(g+.5*s));else{var n=Math.sin(s),a=W(this.e,s,n);e=this.x0+this.a*this.k0*G(r-this.long0),i=this.y0-this.a*this.k0*Math.log(a)}return t.x=e,t.y=i,t},inverse:function(t){var e,i,r=t.x-this.x0,s=t.y-this.y0;if(this.sphere)i=u-2*Math.atan(Math.exp(-s/(this.a*this.k0)));else{var n=Math.exp(-s/(this.a*this.k0));if(-9999===(i=Z(this.e,n)))return null}return e=G(this.long0+r/(this.a*this.k0)),t.x=e,t.y=i,t},names:["Mercator","Popular Visualisation Pseudo Mercator","Mercator_1SP","Mercator_Auxiliary_Sphere","merc"]},{init:function(){},forward:Y,inverse:Y,names:["longlat","identity"]}],K={},X=[];function J(t,e){var i=X.length;return t.names?(X[i]=t,t.names.forEach((function(t){K[t.toLowerCase()]=i})),this):(console.log(e),!0)}var Q={start:function(){H.forEach(J)},add:J,get:function(t){if(!t)return!1;var e=t.toLowerCase();return void 0!==K[e]&&X[K[e]]?X[K[e]]:void 0}},V={MERIT:{a:6378137,rf:298.257,ellipseName:"MERIT 1983"},SGS85:{a:6378136,rf:298.257,ellipseName:"Soviet Geodetic System 85"},GRS80:{a:6378137,rf:298.257222101,ellipseName:"GRS 1980(IUGG, 1980)"},IAU76:{a:6378140,rf:298.257,ellipseName:"IAU 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Array.isArray(i)?(s=vt(t,e,i,r)||{x:NaN,y:NaN},i.length>2?void 0!==t.name&&"geocent"===t.name||void 0!==e.name&&"geocent"===e.name?"number"==typeof s.z?[s.x,s.y,s.z].concat(i.splice(3)):[s.x,s.y,i[2]].concat(i.splice(3)):[s.x,s.y].concat(i.splice(2)):[s.x,s.y]):(n=vt(t,e,i,r),2===(a=Object.keys(i)).length||a.forEach((function(r){if(void 0!==t.name&&"geocent"===t.name||void 0!==e.name&&"geocent"===e.name){if("x"===r||"y"===r||"z"===r)return}else if("x"===r||"y"===r)return;n[r]=i[r]})),n)}function Mt(t){return t instanceof ht?t:t.oProj?t.oProj:ht(t)}function xt(t,e,i){t=Mt(t);var r,s=!1;return void 0===e?(e=t,t=bt,s=!0):(void 0!==e.x||Array.isArray(e))&&(i=e,e=t,t=bt,s=!0),e=Mt(e),i?wt(t,e,i):(r={forward:function(i,r){return wt(t,e,i,r)},inverse:function(i,r){return wt(e,t,i,r)}},s&&(r.oProj=e),r)}var kt=6,Et="AJSAJS",At="AFAFAF",St=65,Ct=73,It=79,Ot=86,Pt=90,Rt={forward:Nt,inverse:function(t){var e=Lt(jt(t.toUpperCase()));if(e.lat&&e.lon)return[e.lon,e.lat,e.lon,e.lat];return[e.left,e.bottom,e.right,e.top]},toPoint:zt};function Nt(t,e){return e=e||5,function(t,e){var i="00000"+t.easting,r="00000"+t.northing;return t.zoneNumber+t.zoneLetter+(d=t.easting,p=t.northing,m=t.zoneNumber,g=Ut(m),_=Math.floor(d/1e5),y=Math.floor(p/1e5)%20,s=_,n=y,a=g,o=a-1,h=Et.charCodeAt(o),u=At.charCodeAt(o),l=h+s-1,c=u+n,f=!1,l>Pt&&(l=l-Pt+St-1,f=!0),(l===Ct||h<Ct&&l>Ct||(l>Ct||h<Ct)&&f)&&l++,(l===It||h<It&&l>It||(l>It||h<It)&&f)&&++l===Ct&&l++,l>Pt&&(l=l-Pt+St-1),c>Ot?(c=c-Ot+St-1,f=!0):f=!1,(c===Ct||u<Ct&&c>Ct||(c>Ct||u<Ct)&&f)&&c++,(c===It||u<It&&c>It||(c>It||u<It)&&f)&&++c===Ct&&c++,c>Ot&&(c=c-Ot+St-1),String.fromCharCode(l)+String.fromCharCode(c))+i.substr(i.length-5,e)+r.substr(r.length-5,e);var s,n,a,o,h,u,l,c,f;var d,p,m,g,_,y}(function(t){var e,i,r,s,n,a,o,h,u=t.lat,l=t.lon,c=6378137,f=.00669438,d=.9996,p=Tt(u),m=Tt(l);h=Math.floor((l+180)/6)+1,180===l&&(h=60);u>=56&&u<64&&l>=3&&l<12&&(h=32);u>=72&&u<84&&(l>=0&&l<9?h=31:l>=9&&l<21?h=33:l>=21&&l<33?h=35:l>=33&&l<42&&(h=37));o=Tt(6*(h-1)-180+3),e=f/(1-f),i=c/Math.sqrt(1-f*Math.sin(p)*Math.sin(p)),r=Math.tan(p)*Math.tan(p),s=e*Math.cos(p)*Math.cos(p),n=Math.cos(p)*(m-o),a=c*((1-f/4-3*f*f/64-5*f*f*f/256)*p-(3*f/8+3*f*f/32+45*f*f*f/1024)*Math.sin(2*p)+(15*f*f/256+45*f*f*f/1024)*Math.sin(4*p)-35*f*f*f/3072*Math.sin(6*p));var g=d*i*(n+(1-r+s)*n*n*n/6+(5-18*r+r*r+72*s-58*e)*n*n*n*n*n/120)+5e5,_=d*(a+i*Math.tan(p)*(n*n/2+(5-r+9*s+4*s*s)*n*n*n*n/24+(61-58*r+r*r+600*s-330*e)*n*n*n*n*n*n/720));u<0&&(_+=1e7);return{northing:Math.round(_),easting:Math.round(g),zoneNumber:h,zoneLetter:Dt(u)}}({lat:t[1],lon:t[0]}),e)}function zt(t){var e=Lt(jt(t.toUpperCase()));return e.lat&&e.lon?[e.lon,e.lat]:[(e.left+e.right)/2,(e.top+e.bottom)/2]}function Tt(t){return t*(Math.PI/180)}function Bt(t){return t/Math.PI*180}function Lt(t){var e=t.northing,i=t.easting,r=t.zoneLetter,s=t.zoneNumber;if(s<0||s>60)return null;var n,a,o,h,u,l,c,f,d,p=.9996,m=6378137,g=.00669438,_=(1-Math.sqrt(.99330562))/(1+Math.sqrt(.99330562)),y=i-5e5,v=e;r<"N"&&(v-=1e7),c=6*(s-1)-180+3,n=.006739496752268451,d=(f=v/p/6367449.145945056)+(3*_/2-27*_*_*_/32)*Math.sin(2*f)+(21*_*_/16-55*_*_*_*_/32)*Math.sin(4*f)+151*_*_*_/96*Math.sin(6*f),a=m/Math.sqrt(1-g*Math.sin(d)*Math.sin(d)),o=Math.tan(d)*Math.tan(d),h=n*Math.cos(d)*Math.cos(d),u=.99330562*m/Math.pow(1-g*Math.sin(d)*Math.sin(d),1.5),l=y/(a*p);var b=d-a*Math.tan(d)/u*(l*l/2-(5+3*o+10*h-4*h*h-9*n)*l*l*l*l/24+(61+90*o+298*h+45*o*o-1.6983531815716497-3*h*h)*l*l*l*l*l*l/720);b=Bt(b);var w,M=(l-(1+2*o+h)*l*l*l/6+(5-2*h+28*o-3*h*h+8*n+24*o*o)*l*l*l*l*l/120)/Math.cos(d);if(M=c+Bt(M),t.accuracy){var x=Lt({northing:t.northing+t.accuracy,easting:t.easting+t.accuracy,zoneLetter:t.zoneLetter,zoneNumber:t.zoneNumber});w={top:x.lat,right:x.lon,bottom:b,left:M}}else w={lat:b,lon:M};return w}function Dt(t){var e="Z";return 84>=t&&t>=72?e="X":72>t&&t>=64?e="W":64>t&&t>=56?e="V":56>t&&t>=48?e="U":48>t&&t>=40?e="T":40>t&&t>=32?e="S":32>t&&t>=24?e="R":24>t&&t>=16?e="Q":16>t&&t>=8?e="P":8>t&&t>=0?e="N":0>t&&t>=-8?e="M":-8>t&&t>=-16?e="L":-16>t&&t>=-24?e="K":-24>t&&t>=-32?e="J":-32>t&&t>=-40?e="H":-40>t&&t>=-48?e="G":-48>t&&t>=-56?e="F":-56>t&&t>=-64?e="E":-64>t&&t>=-72?e="D":-72>t&&t>=-80&&(e="C"),e}function Ut(t){var e=t%kt;return 0===e&&(e=kt),e}function jt(t){if(t&&0===t.length)throw"MGRSPoint coverting from nothing";for(var e,i=t.length,r=null,s="",n=0;!/[A-Z]/.test(e=t.charAt(n));){if(n>=2)throw"MGRSPoint bad conversion from: "+t;s+=e,n++}var a=parseInt(s,10);if(0===n||n+3>i)throw"MGRSPoint bad conversion from: "+t;var o=t.charAt(n++);if(o<="A"||"B"===o||"Y"===o||o>="Z"||"I"===o||"O"===o)throw"MGRSPoint zone letter "+o+" not handled: "+t;r=t.substring(n,n+=2);for(var h=Ut(a),u=function(t,e){var i=Et.charCodeAt(e-1),r=1e5,s=!1;for(;i!==t.charCodeAt(0);){if(++i===Ct&&i++,i===It&&i++,i>Pt){if(s)throw"Bad character: "+t;i=St,s=!0}r+=1e5}return r}(r.charAt(0),h),l=function(t,e){if(t>"V")throw"MGRSPoint given invalid Northing "+t;var i=At.charCodeAt(e-1),r=0,s=!1;for(;i!==t.charCodeAt(0);){if(++i===Ct&&i++,i===It&&i++,i>Ot){if(s)throw"Bad character: "+t;i=St,s=!0}r+=1e5}return r}(r.charAt(1),h);l<Ft(o);)l+=2e6;var c=i-n;if(c%2!=0)throw"MGRSPoint has to have an even number \nof digits after the zone letter and two 100km letters - front \nhalf for easting meters, second half for \nnorthing meters"+t;var f,d,p,m=c/2,g=0,_=0;return m>0&&(f=1e5/Math.pow(10,m),d=t.substring(n,n+m),g=parseFloat(d)*f,p=t.substring(n+m),_=parseFloat(p)*f),{easting:g+u,northing:_+l,zoneLetter:o,zoneNumber:a,accuracy:f}}function Ft(t){var e;switch(t){case"C":e=11e5;break;case"D":e=2e6;break;case"E":e=28e5;break;case"F":e=37e5;break;case"G":e=46e5;break;case"H":e=55e5;break;case"J":e=64e5;break;case"K":e=73e5;break;case"L":e=82e5;break;case"M":e=91e5;break;case"N":e=0;break;case"P":e=8e5;break;case"Q":e=17e5;break;case"R":e=26e5;break;case"S":e=35e5;break;case"T":e=44e5;break;case"U":e=53e5;break;case"V":e=62e5;break;case"W":e=7e6;break;case"X":e=79e5;break;default:e=-1}if(e>=0)return e;throw"Invalid zone letter: "+t}function qt(t,e,i){if(!(this instanceof qt))return new qt(t,e,i);if(Array.isArray(t))this.x=t[0],this.y=t[1],this.z=t[2]||0;else if("object"==typeof t)this.x=t.x,this.y=t.y,this.z=t.z||0;else if("string"==typeof t&&void 0===e){var r=t.split(",");this.x=parseFloat(r[0],10),this.y=parseFloat(r[1],10),this.z=parseFloat(r[2],10)||0}else this.x=t,this.y=e,this.z=i||0;console.warn("proj4.Point will be removed in version 3, use proj4.toPoint")}qt.fromMGRS=function(t){return new qt(zt(t))},qt.prototype.toMGRS=function(t){return Nt([this.x,this.y],t)};var Gt=1,Wt=.25,Zt=.046875,Yt=.01953125,Ht=.01068115234375,Kt=.75,Xt=.46875,Jt=.013020833333333334,Qt=.007120768229166667,Vt=.3645833333333333,$t=.005696614583333333,te=.3076171875;function ee(t){var e=[];e[0]=Gt-t*(Wt+t*(Zt+t*(Yt+t*Ht))),e[1]=t*(Kt-t*(Zt+t*(Yt+t*Ht)));var i=t*t;return e[2]=i*(Xt-t*(Jt+t*Qt)),i*=t,e[3]=i*(Vt-t*$t),e[4]=i*t*te,e}function ie(t,e,i,r){return i*=e,e*=e,r[0]*t-i*(r[1]+e*(r[2]+e*(r[3]+e*r[4])))}var re=20;function se(t,e,i){for(var r=1/(1-e),s=t,n=re;n;--n){var a=Math.sin(s),o=1-e*a*a;if(s-=o=(ie(s,a,Math.cos(s),i)-t)*(o*Math.sqrt(o))*r,Math.abs(o)<d)return s}return s}var ne={init:function(){this.x0=void 0!==this.x0?this.x0:0,this.y0=void 0!==this.y0?this.y0:0,this.long0=void 0!==this.long0?this.long0:0,this.lat0=void 0!==this.lat0?this.lat0:0,this.es&&(this.en=ee(this.es),this.ml0=ie(this.lat0,Math.sin(this.lat0),Math.cos(this.lat0),this.en))},forward:function(t){var e,i,r,s=t.x,n=t.y,a=G(s-this.long0),o=Math.sin(n),h=Math.cos(n);if(this.es){var u=h*a,l=Math.pow(u,2),c=this.ep2*Math.pow(h,2),f=Math.pow(c,2),p=Math.abs(h)>d?Math.tan(n):0,m=Math.pow(p,2),g=Math.pow(m,2);e=1-this.es*Math.pow(o,2),u/=Math.sqrt(e);var _=ie(n,o,h,this.en);i=this.a*(this.k0*u*(1+l/6*(1-m+c+l/20*(5-18*m+g+14*c-58*m*c+l/42*(61+179*g-g*m-479*m)))))+this.x0,r=this.a*(this.k0*(_-this.ml0+o*a*u/2*(1+l/12*(5-m+9*c+4*f+l/30*(61+g-58*m+270*c-330*m*c+l/56*(1385+543*g-g*m-3111*m))))))+this.y0}else{var y=h*Math.sin(a);if(Math.abs(Math.abs(y)-1)<d)return 93;if(i=.5*this.a*this.k0*Math.log((1+y)/(1-y))+this.x0,r=h*Math.cos(a)/Math.sqrt(1-Math.pow(y,2)),(y=Math.abs(r))>=1){if(y-1>d)return 93;r=0}else r=Math.acos(r);n<0&&(r=-r),r=this.a*this.k0*(r-this.lat0)+this.y0}return t.x=i,t.y=r,t},inverse:function(t){var e,i,r,s,n=(t.x-this.x0)*(1/this.a),a=(t.y-this.y0)*(1/this.a);if(this.es)if(i=se(e=this.ml0+a/this.k0,this.es,this.en),Math.abs(i)<u){var o=Math.sin(i),h=Math.cos(i),l=Math.abs(h)>d?Math.tan(i):0,c=this.ep2*Math.pow(h,2),f=Math.pow(c,2),p=Math.pow(l,2),m=Math.pow(p,2);e=1-this.es*Math.pow(o,2);var g=n*Math.sqrt(e)/this.k0,_=Math.pow(g,2);r=i-(e*=l)*_/(1-this.es)*.5*(1-_/12*(5+3*p-9*c*p+c-4*f-_/30*(61+90*p-252*c*p+45*m+46*c-_/56*(1385+3633*p+4095*m+1574*m*p)))),s=G(this.long0+g*(1-_/6*(1+2*p+c-_/20*(5+28*p+24*m+8*c*p+6*c-_/42*(61+662*p+1320*m+720*m*p))))/h)}else r=u*q(a),s=0;else{var y=Math.exp(n/this.k0),v=.5*(y-1/y),b=this.lat0+a/this.k0,w=Math.cos(b);e=Math.sqrt((1-Math.pow(w,2))/(1+Math.pow(v,2))),r=Math.asin(e),a<0&&(r=-r),s=0===v&&0===w?0:G(Math.atan2(v,w)+this.long0)}return t.x=s,t.y=r,t},names:["Fast_Transverse_Mercator","Fast Transverse Mercator"]};function ae(t){var e=Math.exp(t);return e=(e-1/e)/2}function oe(t,e){t=Math.abs(t),e=Math.abs(e);var i=Math.max(t,e),r=Math.min(t,e)/(i||1);return i*Math.sqrt(1+Math.pow(r,2))}function he(t){var e=Math.abs(t);return e=function(t){var e=1+t,i=e-1;return 0===i?t:t*Math.log(e)/i}(e*(1+e/(oe(1,e)+1))),t<0?-e:e}function ue(t,e){for(var i,r=2*Math.cos(2*e),s=t.length-1,n=t[s],a=0;--s>=0;)i=r*n-a+t[s],a=n,n=i;return e+i*Math.sin(2*e)}function le(t,e,i){for(var r,s,n=Math.sin(e),a=Math.cos(e),o=ae(i),h=function(t){var e=Math.exp(t);return(e+1/e)/2}(i),u=2*a*h,l=-2*n*o,c=t.length-1,f=t[c],d=0,p=0,m=0;--c>=0;)r=p,s=d,f=u*(p=f)-r-l*(d=m)+t[c],m=l*p-s+u*d;return[(u=n*h)*f-(l=a*o)*m,u*m+l*f]}var ce={init:function(){if(!this.approx&&(isNaN(this.es)||this.es<=0))throw new Error('Incorrect elliptical usage. Try using the +approx option in the proj string, or PROJECTION["Fast_Transverse_Mercator"] in the WKT.');this.approx&&(ne.init.apply(this),this.forward=ne.forward,this.inverse=ne.inverse),this.x0=void 0!==this.x0?this.x0:0,this.y0=void 0!==this.y0?this.y0:0,this.long0=void 0!==this.long0?this.long0:0,this.lat0=void 0!==this.lat0?this.lat0:0,this.cgb=[],this.cbg=[],this.utg=[],this.gtu=[];var t=this.es/(1+Math.sqrt(1-this.es)),e=t/(2-t),i=e;this.cgb[0]=e*(2+e*(-2/3+e*(e*(116/45+e*(26/45+e*(-2854/675)))-2))),this.cbg[0]=e*(e*(2/3+e*(4/3+e*(-82/45+e*(32/45+e*(4642/4725)))))-2),i*=e,this.cgb[1]=i*(7/3+e*(e*(-227/45+e*(2704/315+e*(2323/945)))-1.6)),this.cbg[1]=i*(5/3+e*(-16/15+e*(-13/9+e*(904/315+e*(-1522/945))))),i*=e,this.cgb[2]=i*(56/15+e*(-136/35+e*(-1262/105+e*(73814/2835)))),this.cbg[2]=i*(-26/15+e*(34/21+e*(1.6+e*(-12686/2835)))),i*=e,this.cgb[3]=i*(4279/630+e*(-332/35+e*(-399572/14175))),this.cbg[3]=i*(1237/630+e*(e*(-24832/14175)-2.4)),i*=e,this.cgb[4]=i*(4174/315+e*(-144838/6237)),this.cbg[4]=i*(-734/315+e*(109598/31185)),i*=e,this.cgb[5]=i*(601676/22275),this.cbg[5]=i*(444337/155925),i=Math.pow(e,2),this.Qn=this.k0/(1+e)*(1+i*(1/4+i*(1/64+i/256))),this.utg[0]=e*(e*(2/3+e*(-37/96+e*(1/360+e*(81/512+e*(-96199/604800)))))-.5),this.gtu[0]=e*(.5+e*(-2/3+e*(5/16+e*(41/180+e*(-127/288+e*(7891/37800)))))),this.utg[1]=i*(-1/48+e*(-1/15+e*(437/1440+e*(-46/105+e*(1118711/3870720))))),this.gtu[1]=i*(13/48+e*(e*(557/1440+e*(281/630+e*(-1983433/1935360)))-.6)),i*=e,this.utg[2]=i*(-17/480+e*(37/840+e*(209/4480+e*(-5569/90720)))),this.gtu[2]=i*(61/240+e*(-103/140+e*(15061/26880+e*(167603/181440)))),i*=e,this.utg[3]=i*(-4397/161280+e*(11/504+e*(830251/7257600))),this.gtu[3]=i*(49561/161280+e*(-179/168+e*(6601661/7257600))),i*=e,this.utg[4]=i*(-4583/161280+e*(108847/3991680)),this.gtu[4]=i*(34729/80640+e*(-3418889/1995840)),i*=e,this.utg[5]=i*(-20648693/638668800),this.gtu[5]=.6650675310896665*i;var r=ue(this.cbg,this.lat0);this.Zb=-this.Qn*(r+function(t,e){for(var i,r=2*Math.cos(e),s=t.length-1,n=t[s],a=0;--s>=0;)i=r*n-a+t[s],a=n,n=i;return Math.sin(e)*i}(this.gtu,2*r))},forward:function(t){var e=G(t.x-this.long0),i=t.y;i=ue(this.cbg,i);var r=Math.sin(i),s=Math.cos(i),n=Math.sin(e),a=Math.cos(e);i=Math.atan2(r,a*s),e=Math.atan2(n*s,oe(r,s*a)),e=he(Math.tan(e));var o,h,u=le(this.gtu,2*i,2*e);return i+=u[0],e+=u[1],Math.abs(e)<=2.623395162778?(o=this.a*(this.Qn*e)+this.x0,h=this.a*(this.Qn*i+this.Zb)+this.y0):(o=1/0,h=1/0),t.x=o,t.y=h,t},inverse:function(t){var e,i,r=(t.x-this.x0)*(1/this.a),s=(t.y-this.y0)*(1/this.a);if(s=(s-this.Zb)/this.Qn,r/=this.Qn,Math.abs(r)<=2.623395162778){var n=le(this.utg,2*s,2*r);s+=n[0],r+=n[1],r=Math.atan(ae(r));var a=Math.sin(s),o=Math.cos(s),h=Math.sin(r),u=Math.cos(r);s=Math.atan2(a*u,oe(h,u*o)),e=G((r=Math.atan2(h,u*o))+this.long0),i=ue(this.cgb,s)}else e=1/0,i=1/0;return t.x=e,t.y=i,t},names:["Extended_Transverse_Mercator","Extended Transverse Mercator","etmerc","Transverse_Mercator","Transverse Mercator","Gauss Kruger","Gauss_Kruger","tmerc"]};var fe={init:function(){var t=function(t,e){if(void 0===t){if((t=Math.floor(30*(G(e)+Math.PI)/Math.PI)+1)<0)return 0;if(t>60)return 60}return t}(this.zone,this.long0);if(void 0===t)throw new Error("unknown utm zone");this.lat0=0,this.long0=(6*Math.abs(t)-183)*p,this.x0=5e5,this.y0=this.utmSouth?1e7:0,this.k0=.9996,ce.init.apply(this),this.forward=ce.forward,this.inverse=ce.inverse},names:["Universal Transverse Mercator System","utm"],dependsOn:"etmerc"};function de(t,e){return Math.pow((1-t)/(1+t),e)}var pe={init:function(){var t=Math.sin(this.lat0),e=Math.cos(this.lat0);e*=e,this.rc=Math.sqrt(1-this.es)/(1-this.es*t*t),this.C=Math.sqrt(1+this.es*e*e/(1-this.es)),this.phic0=Math.asin(t/this.C),this.ratexp=.5*this.C*this.e,this.K=Math.tan(.5*this.phic0+g)/(Math.pow(Math.tan(.5*this.lat0+g),this.C)*de(this.e*t,this.ratexp))},forward:function(t){var e=t.x,i=t.y;return t.y=2*Math.atan(this.K*Math.pow(Math.tan(.5*i+g),this.C)*de(this.e*Math.sin(i),this.ratexp))-u,t.x=this.C*e,t},inverse:function(t){for(var e=t.x/this.C,i=t.y,r=Math.pow(Math.tan(.5*i+g)/this.K,1/this.C),s=20;s>0&&(i=2*Math.atan(r*de(this.e*Math.sin(t.y),-.5*this.e))-u,!(Math.abs(i-t.y)<1e-14));--s)t.y=i;return s?(t.x=e,t.y=i,t):null},names:["gauss"]};var me={init:function(){pe.init.apply(this),this.rc&&(this.sinc0=Math.sin(this.phic0),this.cosc0=Math.cos(this.phic0),this.R2=2*this.rc,this.title||(this.title="Oblique Stereographic Alternative"))},forward:function(t){var e,i,r,s;return t.x=G(t.x-this.long0),pe.forward.apply(this,[t]),e=Math.sin(t.y),i=Math.cos(t.y),r=Math.cos(t.x),s=this.k0*this.R2/(1+this.sinc0*e+this.cosc0*i*r),t.x=s*i*Math.sin(t.x),t.y=s*(this.cosc0*e-this.sinc0*i*r),t.x=this.a*t.x+this.x0,t.y=this.a*t.y+this.y0,t},inverse:function(t){var e,i,r,s,n;if(t.x=(t.x-this.x0)/this.a,t.y=(t.y-this.y0)/this.a,t.x/=this.k0,t.y/=this.k0,n=oe(t.x,t.y)){var a=2*Math.atan2(n,this.R2);e=Math.sin(a),i=Math.cos(a),s=Math.asin(i*this.sinc0+t.y*e*this.cosc0/n),r=Math.atan2(t.x*e,n*this.cosc0*i-t.y*this.sinc0*e)}else s=this.phic0,r=0;return t.x=r,t.y=s,pe.inverse.apply(this,[t]),t.x=G(t.x+this.long0),t},names:["Stereographic_North_Pole","Oblique_Stereographic","sterea","Oblique Stereographic Alternative","Double_Stereographic"]};var ge={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.lat0=this.lat0||0,this.long0=this.long0||0,this.coslat0=Math.cos(this.lat0),this.sinlat0=Math.sin(this.lat0),this.sphere?1===this.k0&&!isNaN(this.lat_ts)&&Math.abs(this.coslat0)<=d&&(this.k0=.5*(1+q(this.lat0)*Math.sin(this.lat_ts))):(Math.abs(this.coslat0)<=d&&(this.lat0>0?this.con=1:this.con=-1),this.cons=Math.sqrt(Math.pow(1+this.e,1+this.e)*Math.pow(1-this.e,1-this.e)),1===this.k0&&!isNaN(this.lat_ts)&&Math.abs(this.coslat0)<=d&&Math.abs(Math.cos(this.lat_ts))>d&&(this.k0=.5*this.cons*F(this.e,Math.sin(this.lat_ts),Math.cos(this.lat_ts))/W(this.e,this.con*this.lat_ts,this.con*Math.sin(this.lat_ts))),this.ms1=F(this.e,this.sinlat0,this.coslat0),this.X0=2*Math.atan(this.ssfn_(this.lat0,this.sinlat0,this.e))-u,this.cosX0=Math.cos(this.X0),this.sinX0=Math.sin(this.X0))},forward:function(t){var e,i,r,s,n,a,o=t.x,h=t.y,l=Math.sin(h),c=Math.cos(h),f=G(o-this.long0);return Math.abs(Math.abs(o-this.long0)-Math.PI)<=d&&Math.abs(h+this.lat0)<=d?(t.x=NaN,t.y=NaN,t):this.sphere?(e=2*this.k0/(1+this.sinlat0*l+this.coslat0*c*Math.cos(f)),t.x=this.a*e*c*Math.sin(f)+this.x0,t.y=this.a*e*(this.coslat0*l-this.sinlat0*c*Math.cos(f))+this.y0,t):(i=2*Math.atan(this.ssfn_(h,l,this.e))-u,s=Math.cos(i),r=Math.sin(i),Math.abs(this.coslat0)<=d?(n=W(this.e,h*this.con,this.con*l),a=2*this.a*this.k0*n/this.cons,t.x=this.x0+a*Math.sin(o-this.long0),t.y=this.y0-this.con*a*Math.cos(o-this.long0),t):(Math.abs(this.sinlat0)<d?(e=2*this.a*this.k0/(1+s*Math.cos(f)),t.y=e*r):(e=2*this.a*this.k0*this.ms1/(this.cosX0*(1+this.sinX0*r+this.cosX0*s*Math.cos(f))),t.y=e*(this.cosX0*r-this.sinX0*s*Math.cos(f))+this.y0),t.x=e*s*Math.sin(f)+this.x0,t))},inverse:function(t){var e,i,r,s,n;t.x-=this.x0,t.y-=this.y0;var a=Math.sqrt(t.x*t.x+t.y*t.y);if(this.sphere){var o=2*Math.atan(a/(2*this.a*this.k0));return e=this.long0,i=this.lat0,a<=d?(t.x=e,t.y=i,t):(i=Math.asin(Math.cos(o)*this.sinlat0+t.y*Math.sin(o)*this.coslat0/a),e=Math.abs(this.coslat0)<d?this.lat0>0?G(this.long0+Math.atan2(t.x,-1*t.y)):G(this.long0+Math.atan2(t.x,t.y)):G(this.long0+Math.atan2(t.x*Math.sin(o),a*this.coslat0*Math.cos(o)-t.y*this.sinlat0*Math.sin(o))),t.x=e,t.y=i,t)}if(Math.abs(this.coslat0)<=d){if(a<=d)return i=this.lat0,e=this.long0,t.x=e,t.y=i,t;t.x*=this.con,t.y*=this.con,r=a*this.cons/(2*this.a*this.k0),i=this.con*Z(this.e,r),e=this.con*G(this.con*this.long0+Math.atan2(t.x,-1*t.y))}else s=2*Math.atan(a*this.cosX0/(2*this.a*this.k0*this.ms1)),e=this.long0,a<=d?n=this.X0:(n=Math.asin(Math.cos(s)*this.sinX0+t.y*Math.sin(s)*this.cosX0/a),e=G(this.long0+Math.atan2(t.x*Math.sin(s),a*this.cosX0*Math.cos(s)-t.y*this.sinX0*Math.sin(s)))),i=-1*Z(this.e,Math.tan(.5*(u+n)));return t.x=e,t.y=i,t},names:["stere","Stereographic_South_Pole","Polar Stereographic (variant B)","Polar_Stereographic"],ssfn_:function(t,e,i){return e*=i,Math.tan(.5*(u+t))*Math.pow((1-e)/(1+e),.5*i)}};var _e={init:function(){var t=this.lat0;this.lambda0=this.long0;var e=Math.sin(t),i=this.a,r=1/this.rf,s=2*r-Math.pow(r,2),n=this.e=Math.sqrt(s);this.R=this.k0*i*Math.sqrt(1-s)/(1-s*Math.pow(e,2)),this.alpha=Math.sqrt(1+s/(1-s)*Math.pow(Math.cos(t),4)),this.b0=Math.asin(e/this.alpha);var a=Math.log(Math.tan(Math.PI/4+this.b0/2)),o=Math.log(Math.tan(Math.PI/4+t/2)),h=Math.log((1+n*e)/(1-n*e));this.K=a-this.alpha*o+this.alpha*n/2*h},forward:function(t){var e=Math.log(Math.tan(Math.PI/4-t.y/2)),i=this.e/2*Math.log((1+this.e*Math.sin(t.y))/(1-this.e*Math.sin(t.y))),r=-this.alpha*(e+i)+this.K,s=2*(Math.atan(Math.exp(r))-Math.PI/4),n=this.alpha*(t.x-this.lambda0),a=Math.atan(Math.sin(n)/(Math.sin(this.b0)*Math.tan(s)+Math.cos(this.b0)*Math.cos(n))),o=Math.asin(Math.cos(this.b0)*Math.sin(s)-Math.sin(this.b0)*Math.cos(s)*Math.cos(n));return t.y=this.R/2*Math.log((1+Math.sin(o))/(1-Math.sin(o)))+this.y0,t.x=this.R*a+this.x0,t},inverse:function(t){for(var e=t.x-this.x0,i=t.y-this.y0,r=e/this.R,s=2*(Math.atan(Math.exp(i/this.R))-Math.PI/4),n=Math.asin(Math.cos(this.b0)*Math.sin(s)+Math.sin(this.b0)*Math.cos(s)*Math.cos(r)),a=Math.atan(Math.sin(r)/(Math.cos(this.b0)*Math.cos(r)-Math.sin(this.b0)*Math.tan(s))),o=this.lambda0+a/this.alpha,h=0,u=n,l=-1e3,c=0;Math.abs(u-l)>1e-7;){if(++c>20)return;h=1/this.alpha*(Math.log(Math.tan(Math.PI/4+n/2))-this.K)+this.e*Math.log(Math.tan(Math.PI/4+Math.asin(this.e*Math.sin(u))/2)),l=u,u=2*Math.atan(Math.exp(h))-Math.PI/2}return t.x=o,t.y=u,t},names:["somerc"]},ye=1e-7;var ve={init:function(){var t,e,i,r,s,n,a,o,h,l,c,f,m,y=0,v=0,b=0,w=0,M=0,x=0,k=0;this.no_off=(m="object"==typeof(f=this).PROJECTION?Object.keys(f.PROJECTION)[0]:f.PROJECTION,"no_uoff"in f||"no_off"in f||-1!==["Hotine_Oblique_Mercator","Hotine_Oblique_Mercator_Azimuth_Natural_Origin"].indexOf(m)),this.no_rot="no_rot"in this;var E=!1;"alpha"in this&&(E=!0);var A=!1;if("rectified_grid_angle"in this&&(A=!0),E&&(k=this.alpha),A&&(y=this.rectified_grid_angle*p),E||A)v=this.longc;else if(b=this.long1,M=this.lat1,w=this.long2,x=this.lat2,Math.abs(M-x)<=ye||(t=Math.abs(M))<=ye||Math.abs(t-u)<=ye||Math.abs(Math.abs(this.lat0)-u)<=ye||Math.abs(Math.abs(x)-u)<=ye)throw new Error;var S=1-this.es;e=Math.sqrt(S),Math.abs(this.lat0)>d?(o=Math.sin(this.lat0),i=Math.cos(this.lat0),t=1-this.es*o*o,this.B=i*i,this.B=Math.sqrt(1+this.es*this.B*this.B/S),this.A=this.B*this.k0*e/t,(s=(r=this.B*e/(i*Math.sqrt(t)))*r-1)<=0?s=0:(s=Math.sqrt(s),this.lat0<0&&(s=-s)),this.E=s+=r,this.E*=Math.pow(W(this.e,this.lat0,o),this.B)):(this.B=1/e,this.A=this.k0,this.E=r=s=1),E||A?(E?(c=Math.asin(Math.sin(k)/r),A||(y=k)):(c=y,k=Math.asin(r*Math.sin(c))),this.lam0=v-Math.asin(.5*(s-1/s)*Math.tan(c))/this.B):(n=Math.pow(W(this.e,M,Math.sin(M)),this.B),a=Math.pow(W(this.e,x,Math.sin(x)),this.B),s=this.E/n,h=(a-n)/(a+n),l=((l=this.E*this.E)-a*n)/(l+a*n),(t=b-w)<-Math.pi?w-=_:t>Math.pi&&(w+=_),this.lam0=G(.5*(b+w)-Math.atan(l*Math.tan(.5*this.B*(b-w))/h)/this.B),c=Math.atan(2*Math.sin(this.B*G(b-this.lam0))/(s-1/s)),y=k=Math.asin(r*Math.sin(c))),this.singam=Math.sin(c),this.cosgam=Math.cos(c),this.sinrot=Math.sin(y),this.cosrot=Math.cos(y),this.rB=1/this.B,this.ArB=this.A*this.rB,this.BrA=1/this.ArB,this.A,this.B,this.no_off?this.u_0=0:(this.u_0=Math.abs(this.ArB*Math.atan(Math.sqrt(r*r-1)/Math.cos(k))),this.lat0<0&&(this.u_0=-this.u_0)),s=.5*c,this.v_pole_n=this.ArB*Math.log(Math.tan(g-s)),this.v_pole_s=this.ArB*Math.log(Math.tan(g+s))},forward:function(t){var e,i,r,s,n,a,o,h,l={};if(t.x=t.x-this.lam0,Math.abs(Math.abs(t.y)-u)>d){if(e=.5*((n=this.E/Math.pow(W(this.e,t.y,Math.sin(t.y)),this.B))-(a=1/n)),i=.5*(n+a),s=Math.sin(this.B*t.x),r=(e*this.singam-s*this.cosgam)/i,Math.abs(Math.abs(r)-1)<d)throw new Error;h=.5*this.ArB*Math.log((1-r)/(1+r)),a=Math.cos(this.B*t.x),o=Math.abs(a)<ye?this.A*t.x:this.ArB*Math.atan2(e*this.cosgam+s*this.singam,a)}else h=t.y>0?this.v_pole_n:this.v_pole_s,o=this.ArB*t.y;return this.no_rot?(l.x=o,l.y=h):(o-=this.u_0,l.x=h*this.cosrot+o*this.sinrot,l.y=o*this.cosrot-h*this.sinrot),l.x=this.a*l.x+this.x0,l.y=this.a*l.y+this.y0,l},inverse:function(t){var e,i,r,s,n,a,o,h={};if(t.x=(t.x-this.x0)*(1/this.a),t.y=(t.y-this.y0)*(1/this.a),this.no_rot?(i=t.y,e=t.x):(i=t.x*this.cosrot-t.y*this.sinrot,e=t.y*this.cosrot+t.x*this.sinrot+this.u_0),s=.5*((r=Math.exp(-this.BrA*i))-1/r),n=.5*(r+1/r),o=((a=Math.sin(this.BrA*e))*this.cosgam+s*this.singam)/n,Math.abs(Math.abs(o)-1)<d)h.x=0,h.y=o<0?-u:u;else{if(h.y=this.E/Math.sqrt((1+o)/(1-o)),h.y=Z(this.e,Math.pow(h.y,1/this.B)),h.y===1/0)throw new Error;h.x=-this.rB*Math.atan2(s*this.cosgam-a*this.singam,Math.cos(this.BrA*e))}return h.x+=this.lam0,h},names:["Hotine_Oblique_Mercator","Hotine Oblique Mercator","Hotine_Oblique_Mercator_Azimuth_Natural_Origin","Hotine_Oblique_Mercator_Two_Point_Natural_Origin","Hotine_Oblique_Mercator_Azimuth_Center","Oblique_Mercator","omerc"]};var be={init:function(){if(this.lat2||(this.lat2=this.lat1),this.k0||(this.k0=1),this.x0=this.x0||0,this.y0=this.y0||0,!(Math.abs(this.lat1+this.lat2)<d)){var t=this.b/this.a;this.e=Math.sqrt(1-t*t);var e=Math.sin(this.lat1),i=Math.cos(this.lat1),r=F(this.e,e,i),s=W(this.e,this.lat1,e),n=Math.sin(this.lat2),a=Math.cos(this.lat2),o=F(this.e,n,a),h=W(this.e,this.lat2,n),u=W(this.e,this.lat0,Math.sin(this.lat0));Math.abs(this.lat1-this.lat2)>d?this.ns=Math.log(r/o)/Math.log(s/h):this.ns=e,isNaN(this.ns)&&(this.ns=e),this.f0=r/(this.ns*Math.pow(s,this.ns)),this.rh=this.a*this.f0*Math.pow(u,this.ns),this.title||(this.title="Lambert Conformal Conic")}},forward:function(t){var e=t.x,i=t.y;Math.abs(2*Math.abs(i)-Math.PI)<=d&&(i=q(i)*(u-2*d));var r,s,n=Math.abs(Math.abs(i)-u);if(n>d)r=W(this.e,i,Math.sin(i)),s=this.a*this.f0*Math.pow(r,this.ns);else{if((n=i*this.ns)<=0)return null;s=0}var a=this.ns*G(e-this.long0);return t.x=this.k0*(s*Math.sin(a))+this.x0,t.y=this.k0*(this.rh-s*Math.cos(a))+this.y0,t},inverse:function(t){var e,i,r,s,n,a=(t.x-this.x0)/this.k0,o=this.rh-(t.y-this.y0)/this.k0;this.ns>0?(e=Math.sqrt(a*a+o*o),i=1):(e=-Math.sqrt(a*a+o*o),i=-1);var h=0;if(0!==e&&(h=Math.atan2(i*a,i*o)),0!==e||this.ns>0){if(i=1/this.ns,r=Math.pow(e/(this.a*this.f0),i),-9999===(s=Z(this.e,r)))return null}else s=-u;return n=G(h/this.ns+this.long0),t.x=n,t.y=s,t},names:["Lambert Tangential Conformal Conic Projection","Lambert_Conformal_Conic","Lambert_Conformal_Conic_1SP","Lambert_Conformal_Conic_2SP","lcc","Lambert Conic Conformal (1SP)","Lambert Conic Conformal (2SP)"]};var we={init:function(){this.a=6377397.155,this.es=.006674372230614,this.e=Math.sqrt(this.es),this.lat0||(this.lat0=.863937979737193),this.long0||(this.long0=.4334234309119251),this.k0||(this.k0=.9999),this.s45=.785398163397448,this.s90=2*this.s45,this.fi0=this.lat0,this.e2=this.es,this.e=Math.sqrt(this.e2),this.alfa=Math.sqrt(1+this.e2*Math.pow(Math.cos(this.fi0),4)/(1-this.e2)),this.uq=1.04216856380474,this.u0=Math.asin(Math.sin(this.fi0)/this.alfa),this.g=Math.pow((1+this.e*Math.sin(this.fi0))/(1-this.e*Math.sin(this.fi0)),this.alfa*this.e/2),this.k=Math.tan(this.u0/2+this.s45)/Math.pow(Math.tan(this.fi0/2+this.s45),this.alfa)*this.g,this.k1=this.k0,this.n0=this.a*Math.sqrt(1-this.e2)/(1-this.e2*Math.pow(Math.sin(this.fi0),2)),this.s0=1.37008346281555,this.n=Math.sin(this.s0),this.ro0=this.k1*this.n0/Math.tan(this.s0),this.ad=this.s90-this.uq},forward:function(t){var e,i,r,s,n,a,o,h=t.x,u=t.y,l=G(h-this.long0);return e=Math.pow((1+this.e*Math.sin(u))/(1-this.e*Math.sin(u)),this.alfa*this.e/2),i=2*(Math.atan(this.k*Math.pow(Math.tan(u/2+this.s45),this.alfa)/e)-this.s45),r=-l*this.alfa,s=Math.asin(Math.cos(this.ad)*Math.sin(i)+Math.sin(this.ad)*Math.cos(i)*Math.cos(r)),n=Math.asin(Math.cos(i)*Math.sin(r)/Math.cos(s)),a=this.n*n,o=this.ro0*Math.pow(Math.tan(this.s0/2+this.s45),this.n)/Math.pow(Math.tan(s/2+this.s45),this.n),t.y=o*Math.cos(a)/1,t.x=o*Math.sin(a)/1,this.czech||(t.y*=-1,t.x*=-1),t},inverse:function(t){var e,i,r,s,n,a,o,h=t.x;t.x=t.y,t.y=h,this.czech||(t.y*=-1,t.x*=-1),n=Math.sqrt(t.x*t.x+t.y*t.y),s=Math.atan2(t.y,t.x)/Math.sin(this.s0),r=2*(Math.atan(Math.pow(this.ro0/n,1/this.n)*Math.tan(this.s0/2+this.s45))-this.s45),e=Math.asin(Math.cos(this.ad)*Math.sin(r)-Math.sin(this.ad)*Math.cos(r)*Math.cos(s)),i=Math.asin(Math.cos(r)*Math.sin(s)/Math.cos(e)),t.x=this.long0-i/this.alfa,a=e,o=0;var u=0;do{t.y=2*(Math.atan(Math.pow(this.k,-1/this.alfa)*Math.pow(Math.tan(e/2+this.s45),1/this.alfa)*Math.pow((1+this.e*Math.sin(a))/(1-this.e*Math.sin(a)),this.e/2))-this.s45),Math.abs(a-t.y)<1e-10&&(o=1),a=t.y,u+=1}while(0===o&&u<15);return u>=15?null:t},names:["Krovak","krovak"]};function Me(t,e,i,r,s){return t*s-e*Math.sin(2*s)+i*Math.sin(4*s)-r*Math.sin(6*s)}function xe(t){return 1-.25*t*(1+t/16*(3+1.25*t))}function ke(t){return.375*t*(1+.25*t*(1+.46875*t))}function Ee(t){return.05859375*t*t*(1+.75*t)}function Ae(t){return t*t*t*(35/3072)}function Se(t,e,i){var r=e*i;return t/Math.sqrt(1-r*r)}function Ce(t){return Math.abs(t)<u?t:t-q(t)*Math.PI}function Ie(t,e,i,r,s){var n,a;n=t/e;for(var o=0;o<15;o++)if(n+=a=(t-(e*n-i*Math.sin(2*n)+r*Math.sin(4*n)-s*Math.sin(6*n)))/(e-2*i*Math.cos(2*n)+4*r*Math.cos(4*n)-6*s*Math.cos(6*n)),Math.abs(a)<=1e-10)return n;return NaN}var Oe={init:function(){this.sphere||(this.e0=xe(this.es),this.e1=ke(this.es),this.e2=Ee(this.es),this.e3=Ae(this.es),this.ml0=this.a*Me(this.e0,this.e1,this.e2,this.e3,this.lat0))},forward:function(t){var e,i,r=t.x,s=t.y;if(r=G(r-this.long0),this.sphere)e=this.a*Math.asin(Math.cos(s)*Math.sin(r)),i=this.a*(Math.atan2(Math.tan(s),Math.cos(r))-this.lat0);else{var n=Math.sin(s),a=Math.cos(s),o=Se(this.a,this.e,n),h=Math.tan(s)*Math.tan(s),u=r*Math.cos(s),l=u*u,c=this.es*a*a/(1-this.es);e=o*u*(1-l*h*(1/6-(8-h+8*c)*l/120)),i=this.a*Me(this.e0,this.e1,this.e2,this.e3,s)-this.ml0+o*n/a*l*(.5+(5-h+6*c)*l/24)}return t.x=e+this.x0,t.y=i+this.y0,t},inverse:function(t){t.x-=this.x0,t.y-=this.y0;var e,i,r=t.x/this.a,s=t.y/this.a;if(this.sphere){var n=s+this.lat0;e=Math.asin(Math.sin(n)*Math.cos(r)),i=Math.atan2(Math.tan(r),Math.cos(n))}else{var a=Ie(this.ml0/this.a+s,this.e0,this.e1,this.e2,this.e3);if(Math.abs(Math.abs(a)-u)<=d)return t.x=this.long0,t.y=u,s<0&&(t.y*=-1),t;var o=Se(this.a,this.e,Math.sin(a)),h=o*o*o/this.a/this.a*(1-this.es),l=Math.pow(Math.tan(a),2),c=r*this.a/o,f=c*c;e=a-o*Math.tan(a)/h*c*c*(.5-(1+3*l)*c*c/24),i=c*(1-f*(l/3+(1+3*l)*l*f/15))/Math.cos(a)}return t.x=G(i+this.long0),t.y=Ce(e),t},names:["Cassini","Cassini_Soldner","cass"]};function Pe(t,e){var i;return t>1e-7?(1-t*t)*(e/(1-(i=t*e)*i)-.5/t*Math.log((1-i)/(1+i))):2*e}var Re=.3333333333333333,Ne=.17222222222222222,ze=.10257936507936508,Te=.06388888888888888,Be=.0664021164021164,Le=.016415012942191543;var De={init:function(){var t,e=Math.abs(this.lat0);if(Math.abs(e-u)<d?this.mode=this.lat0<0?this.S_POLE:this.N_POLE:Math.abs(e)<d?this.mode=this.EQUIT:this.mode=this.OBLIQ,this.es>0)switch(this.qp=Pe(this.e,1),this.mmf=.5/(1-this.es),this.apa=function(t){var e,i=[];return i[0]=t*Re,e=t*t,i[0]+=e*Ne,i[1]=e*Te,e*=t,i[0]+=e*ze,i[1]+=e*Be,i[2]=e*Le,i}(this.es),this.mode){case this.N_POLE:case this.S_POLE:this.dd=1;break;case this.EQUIT:this.rq=Math.sqrt(.5*this.qp),this.dd=1/this.rq,this.xmf=1,this.ymf=.5*this.qp;break;case this.OBLIQ:this.rq=Math.sqrt(.5*this.qp),t=Math.sin(this.lat0),this.sinb1=Pe(this.e,t)/this.qp,this.cosb1=Math.sqrt(1-this.sinb1*this.sinb1),this.dd=Math.cos(this.lat0)/(Math.sqrt(1-this.es*t*t)*this.rq*this.cosb1),this.ymf=(this.xmf=this.rq)/this.dd,this.xmf*=this.dd}else this.mode===this.OBLIQ&&(this.sinph0=Math.sin(this.lat0),this.cosph0=Math.cos(this.lat0))},forward:function(t){var e,i,r,s,n,a,o,h,l,c,f=t.x,p=t.y;if(f=G(f-this.long0),this.sphere){if(n=Math.sin(p),c=Math.cos(p),r=Math.cos(f),this.mode===this.OBLIQ||this.mode===this.EQUIT){if((i=this.mode===this.EQUIT?1+c*r:1+this.sinph0*n+this.cosph0*c*r)<=d)return null;e=(i=Math.sqrt(2/i))*c*Math.sin(f),i*=this.mode===this.EQUIT?n:this.cosph0*n-this.sinph0*c*r}else if(this.mode===this.N_POLE||this.mode===this.S_POLE){if(this.mode===this.N_POLE&&(r=-r),Math.abs(p+this.lat0)<d)return null;i=g-.5*p,e=(i=2*(this.mode===this.S_POLE?Math.cos(i):Math.sin(i)))*Math.sin(f),i*=r}}else{switch(o=0,h=0,l=0,r=Math.cos(f),s=Math.sin(f),n=Math.sin(p),a=Pe(this.e,n),this.mode!==this.OBLIQ&&this.mode!==this.EQUIT||(o=a/this.qp,h=Math.sqrt(1-o*o)),this.mode){case this.OBLIQ:l=1+this.sinb1*o+this.cosb1*h*r;break;case this.EQUIT:l=1+h*r;break;case this.N_POLE:l=u+p,a=this.qp-a;break;case this.S_POLE:l=p-u,a=this.qp+a}if(Math.abs(l)<d)return null;switch(this.mode){case this.OBLIQ:case this.EQUIT:l=Math.sqrt(2/l),i=this.mode===this.OBLIQ?this.ymf*l*(this.cosb1*o-this.sinb1*h*r):(l=Math.sqrt(2/(1+h*r)))*o*this.ymf,e=this.xmf*l*h*s;break;case this.N_POLE:case this.S_POLE:a>=0?(e=(l=Math.sqrt(a))*s,i=r*(this.mode===this.S_POLE?l:-l)):e=i=0}}return t.x=this.a*e+this.x0,t.y=this.a*i+this.y0,t},inverse:function(t){t.x-=this.x0,t.y-=this.y0;var e,i,r,s,n,a,o,h,l,c,f=t.x/this.a,p=t.y/this.a;if(this.sphere){var m,g=0,_=0;if((i=.5*(m=Math.sqrt(f*f+p*p)))>1)return null;switch(i=2*Math.asin(i),this.mode!==this.OBLIQ&&this.mode!==this.EQUIT||(_=Math.sin(i),g=Math.cos(i)),this.mode){case this.EQUIT:i=Math.abs(m)<=d?0:Math.asin(p*_/m),f*=_,p=g*m;break;case this.OBLIQ:i=Math.abs(m)<=d?this.lat0:Math.asin(g*this.sinph0+p*_*this.cosph0/m),f*=_*this.cosph0,p=(g-Math.sin(i)*this.sinph0)*m;break;case this.N_POLE:p=-p,i=u-i;break;case this.S_POLE:i-=u}e=0!==p||this.mode!==this.EQUIT&&this.mode!==this.OBLIQ?Math.atan2(f,p):0}else{if(o=0,this.mode===this.OBLIQ||this.mode===this.EQUIT){if(f/=this.dd,p*=this.dd,(a=Math.sqrt(f*f+p*p))<d)return t.x=this.long0,t.y=this.lat0,t;s=2*Math.asin(.5*a/this.rq),r=Math.cos(s),f*=s=Math.sin(s),this.mode===this.OBLIQ?(o=r*this.sinb1+p*s*this.cosb1/a,n=this.qp*o,p=a*this.cosb1*r-p*this.sinb1*s):(o=p*s/a,n=this.qp*o,p=a*r)}else if(this.mode===this.N_POLE||this.mode===this.S_POLE){if(this.mode===this.N_POLE&&(p=-p),!(n=f*f+p*p))return t.x=this.long0,t.y=this.lat0,t;o=1-n/this.qp,this.mode===this.S_POLE&&(o=-o)}e=Math.atan2(f,p),h=Math.asin(o),l=this.apa,c=h+h,i=h+l[0]*Math.sin(c)+l[1]*Math.sin(c+c)+l[2]*Math.sin(c+c+c)}return t.x=G(this.long0+e),t.y=i,t},names:["Lambert Azimuthal Equal Area","Lambert_Azimuthal_Equal_Area","laea"],S_POLE:1,N_POLE:2,EQUIT:3,OBLIQ:4};function Ue(t){return Math.abs(t)>1&&(t=t>1?1:-1),Math.asin(t)}var je={init:function(){Math.abs(this.lat1+this.lat2)<d||(this.temp=this.b/this.a,this.es=1-Math.pow(this.temp,2),this.e3=Math.sqrt(this.es),this.sin_po=Math.sin(this.lat1),this.cos_po=Math.cos(this.lat1),this.t1=this.sin_po,this.con=this.sin_po,this.ms1=F(this.e3,this.sin_po,this.cos_po),this.qs1=Pe(this.e3,this.sin_po),this.sin_po=Math.sin(this.lat2),this.cos_po=Math.cos(this.lat2),this.t2=this.sin_po,this.ms2=F(this.e3,this.sin_po,this.cos_po),this.qs2=Pe(this.e3,this.sin_po),this.sin_po=Math.sin(this.lat0),this.cos_po=Math.cos(this.lat0),this.t3=this.sin_po,this.qs0=Pe(this.e3,this.sin_po),Math.abs(this.lat1-this.lat2)>d?this.ns0=(this.ms1*this.ms1-this.ms2*this.ms2)/(this.qs2-this.qs1):this.ns0=this.con,this.c=this.ms1*this.ms1+this.ns0*this.qs1,this.rh=this.a*Math.sqrt(this.c-this.ns0*this.qs0)/this.ns0)},forward:function(t){var e=t.x,i=t.y;this.sin_phi=Math.sin(i),this.cos_phi=Math.cos(i);var r=Pe(this.e3,this.sin_phi),s=this.a*Math.sqrt(this.c-this.ns0*r)/this.ns0,n=this.ns0*G(e-this.long0),a=s*Math.sin(n)+this.x0,o=this.rh-s*Math.cos(n)+this.y0;return t.x=a,t.y=o,t},inverse:function(t){var e,i,r,s,n,a;return t.x-=this.x0,t.y=this.rh-t.y+this.y0,this.ns0>=0?(e=Math.sqrt(t.x*t.x+t.y*t.y),r=1):(e=-Math.sqrt(t.x*t.x+t.y*t.y),r=-1),s=0,0!==e&&(s=Math.atan2(r*t.x,r*t.y)),r=e*this.ns0/this.a,this.sphere?a=Math.asin((this.c-r*r)/(2*this.ns0)):(i=(this.c-r*r)/this.ns0,a=this.phi1z(this.e3,i)),n=G(s/this.ns0+this.long0),t.x=n,t.y=a,t},names:["Albers_Conic_Equal_Area","Albers","aea"],phi1z:function(t,e){var i,r,s,n,a=Ue(.5*e);if(t<d)return a;for(var o=t*t,h=1;h<=25;h++)if(a+=n=.5*(s=1-(r=t*(i=Math.sin(a)))*r)*s/Math.cos(a)*(e/(1-o)-i/s+.5/t*Math.log((1-r)/(1+r))),Math.abs(n)<=1e-7)return a;return null}};var Fe={init:function(){this.sin_p14=Math.sin(this.lat0),this.cos_p14=Math.cos(this.lat0),this.infinity_dist=1e3*this.a,this.rc=1},forward:function(t){var e,i,r,s,n,a,o,h=t.x,u=t.y;return r=G(h-this.long0),e=Math.sin(u),i=Math.cos(u),s=Math.cos(r),1,(n=this.sin_p14*e+this.cos_p14*i*s)>0||Math.abs(n)<=d?(a=this.x0+1*this.a*i*Math.sin(r)/n,o=this.y0+1*this.a*(this.cos_p14*e-this.sin_p14*i*s)/n):(a=this.x0+this.infinity_dist*i*Math.sin(r),o=this.y0+this.infinity_dist*(this.cos_p14*e-this.sin_p14*i*s)),t.x=a,t.y=o,t},inverse:function(t){var e,i,r,s,n,a;return t.x=(t.x-this.x0)/this.a,t.y=(t.y-this.y0)/this.a,t.x/=this.k0,t.y/=this.k0,(e=Math.sqrt(t.x*t.x+t.y*t.y))?(s=Math.atan2(e,this.rc),i=Math.sin(s),a=Ue((r=Math.cos(s))*this.sin_p14+t.y*i*this.cos_p14/e),n=Math.atan2(t.x*i,e*this.cos_p14*r-t.y*this.sin_p14*i),n=G(this.long0+n)):(a=this.phic0,n=0),t.x=n,t.y=a,t},names:["gnom"]};var qe={init:function(){this.sphere||(this.k0=F(this.e,Math.sin(this.lat_ts),Math.cos(this.lat_ts)))},forward:function(t){var e,i,r=t.x,s=t.y,n=G(r-this.long0);if(this.sphere)e=this.x0+this.a*n*Math.cos(this.lat_ts),i=this.y0+this.a*Math.sin(s)/Math.cos(this.lat_ts);else{var a=Pe(this.e,Math.sin(s));e=this.x0+this.a*this.k0*n,i=this.y0+this.a*a*.5/this.k0}return t.x=e,t.y=i,t},inverse:function(t){var e,i;return t.x-=this.x0,t.y-=this.y0,this.sphere?(e=G(this.long0+t.x/this.a/Math.cos(this.lat_ts)),i=Math.asin(t.y/this.a*Math.cos(this.lat_ts))):(i=function(t,e){var i=1-(1-t*t)/(2*t)*Math.log((1-t)/(1+t));if(Math.abs(Math.abs(e)-i)<1e-6)return e<0?-1*u:u;for(var r,s,n,a,o=Math.asin(.5*e),h=0;h<30;h++)if(s=Math.sin(o),n=Math.cos(o),a=t*s,o+=r=Math.pow(1-a*a,2)/(2*n)*(e/(1-t*t)-s/(1-a*a)+.5/t*Math.log((1-a)/(1+a))),Math.abs(r)<=1e-10)return o;return NaN}(this.e,2*t.y*this.k0/this.a),e=G(this.long0+t.x/(this.a*this.k0))),t.x=e,t.y=i,t},names:["cea"]};var Ge={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.lat0=this.lat0||0,this.long0=this.long0||0,this.lat_ts=this.lat_ts||0,this.title=this.title||"Equidistant Cylindrical (Plate Carre)",this.rc=Math.cos(this.lat_ts)},forward:function(t){var e=t.x,i=t.y,r=G(e-this.long0),s=Ce(i-this.lat0);return t.x=this.x0+this.a*r*this.rc,t.y=this.y0+this.a*s,t},inverse:function(t){var e=t.x,i=t.y;return t.x=G(this.long0+(e-this.x0)/(this.a*this.rc)),t.y=Ce(this.lat0+(i-this.y0)/this.a),t},names:["Equirectangular","Equidistant_Cylindrical","eqc"]};var We={init:function(){this.temp=this.b/this.a,this.es=1-Math.pow(this.temp,2),this.e=Math.sqrt(this.es),this.e0=xe(this.es),this.e1=ke(this.es),this.e2=Ee(this.es),this.e3=Ae(this.es),this.ml0=this.a*Me(this.e0,this.e1,this.e2,this.e3,this.lat0)},forward:function(t){var e,i,r,s=t.x,n=t.y,a=G(s-this.long0);if(r=a*Math.sin(n),this.sphere)Math.abs(n)<=d?(e=this.a*a,i=-1*this.a*this.lat0):(e=this.a*Math.sin(r)/Math.tan(n),i=this.a*(Ce(n-this.lat0)+(1-Math.cos(r))/Math.tan(n)));else if(Math.abs(n)<=d)e=this.a*a,i=-1*this.ml0;else{var o=Se(this.a,this.e,Math.sin(n))/Math.tan(n);e=o*Math.sin(r),i=this.a*Me(this.e0,this.e1,this.e2,this.e3,n)-this.ml0+o*(1-Math.cos(r))}return t.x=e+this.x0,t.y=i+this.y0,t},inverse:function(t){var e,i,r,s,n,a,o,h,u;if(r=t.x-this.x0,s=t.y-this.y0,this.sphere)if(Math.abs(s+this.a*this.lat0)<=d)e=G(r/this.a+this.long0),i=0;else{var l;for(a=this.lat0+s/this.a,o=r*r/this.a/this.a+a*a,h=a,n=20;n;--n)if(h+=u=-1*(a*(h*(l=Math.tan(h))+1)-h-.5*(h*h+o)*l)/((h-a)/l-1),Math.abs(u)<=d){i=h;break}e=G(this.long0+Math.asin(r*Math.tan(h)/this.a)/Math.sin(i))}else if(Math.abs(s+this.ml0)<=d)i=0,e=G(this.long0+r/this.a);else{var c,f,p,m,g;for(a=(this.ml0+s)/this.a,o=r*r/this.a/this.a+a*a,h=a,n=20;n;--n)if(g=this.e*Math.sin(h),c=Math.sqrt(1-g*g)*Math.tan(h),f=this.a*Me(this.e0,this.e1,this.e2,this.e3,h),p=this.e0-2*this.e1*Math.cos(2*h)+4*this.e2*Math.cos(4*h)-6*this.e3*Math.cos(6*h),h-=u=(a*(c*(m=f/this.a)+1)-m-.5*c*(m*m+o))/(this.es*Math.sin(2*h)*(m*m+o-2*a*m)/(4*c)+(a-m)*(c*p-2/Math.sin(2*h))-p),Math.abs(u)<=d){i=h;break}c=Math.sqrt(1-this.es*Math.pow(Math.sin(i),2))*Math.tan(i),e=G(this.long0+Math.asin(r*c/this.a)/Math.sin(i))}return t.x=e,t.y=i,t},names:["Polyconic","poly"]};var Ze={init:function(){this.A=[],this.A[1]=.6399175073,this.A[2]=-.1358797613,this.A[3]=.063294409,this.A[4]=-.02526853,this.A[5]=.0117879,this.A[6]=-.0055161,this.A[7]=.0026906,this.A[8]=-.001333,this.A[9]=67e-5,this.A[10]=-34e-5,this.B_re=[],this.B_im=[],this.B_re[1]=.7557853228,this.B_im[1]=0,this.B_re[2]=.249204646,this.B_im[2]=.003371507,this.B_re[3]=-.001541739,this.B_im[3]=.04105856,this.B_re[4]=-.10162907,this.B_im[4]=.01727609,this.B_re[5]=-.26623489,this.B_im[5]=-.36249218,this.B_re[6]=-.6870983,this.B_im[6]=-1.1651967,this.C_re=[],this.C_im=[],this.C_re[1]=1.3231270439,this.C_im[1]=0,this.C_re[2]=-.577245789,this.C_im[2]=-.007809598,this.C_re[3]=.508307513,this.C_im[3]=-.112208952,this.C_re[4]=-.15094762,this.C_im[4]=.18200602,this.C_re[5]=1.01418179,this.C_im[5]=1.64497696,this.C_re[6]=1.9660549,this.C_im[6]=2.5127645,this.D=[],this.D[1]=1.5627014243,this.D[2]=.5185406398,this.D[3]=-.03333098,this.D[4]=-.1052906,this.D[5]=-.0368594,this.D[6]=.007317,this.D[7]=.0122,this.D[8]=.00394,this.D[9]=-.0013},forward:function(t){var e,i=t.x,r=t.y-this.lat0,s=i-this.long0,n=r/h*1e-5,a=s,o=1,u=0;for(e=1;e<=10;e++)o*=n,u+=this.A[e]*o;var l,c=u,f=a,d=1,p=0,m=0,g=0;for(e=1;e<=6;e++)l=p*c+d*f,d=d*c-p*f,p=l,m=m+this.B_re[e]*d-this.B_im[e]*p,g=g+this.B_im[e]*d+this.B_re[e]*p;return t.x=g*this.a+this.x0,t.y=m*this.a+this.y0,t},inverse:function(t){var e,i,r=t.x,s=t.y,n=r-this.x0,a=(s-this.y0)/this.a,o=n/this.a,u=1,l=0,c=0,f=0;for(e=1;e<=6;e++)i=l*a+u*o,u=u*a-l*o,l=i,c=c+this.C_re[e]*u-this.C_im[e]*l,f=f+this.C_im[e]*u+this.C_re[e]*l;for(var d=0;d<this.iterations;d++){var p,m=c,g=f,_=a,y=o;for(e=2;e<=6;e++)p=g*c+m*f,m=m*c-g*f,g=p,_+=(e-1)*(this.B_re[e]*m-this.B_im[e]*g),y+=(e-1)*(this.B_im[e]*m+this.B_re[e]*g);m=1,g=0;var v=this.B_re[1],b=this.B_im[1];for(e=2;e<=6;e++)p=g*c+m*f,m=m*c-g*f,g=p,v+=e*(this.B_re[e]*m-this.B_im[e]*g),b+=e*(this.B_im[e]*m+this.B_re[e]*g);var w=v*v+b*b;c=(_*v+y*b)/w,f=(y*v-_*b)/w}var M=c,x=f,k=1,E=0;for(e=1;e<=9;e++)k*=M,E+=this.D[e]*k;var A=this.lat0+E*h*1e5,S=this.long0+x;return t.x=S,t.y=A,t},names:["New_Zealand_Map_Grid","nzmg"]};var Ye={init:function(){},forward:function(t){var e=t.x,i=t.y,r=G(e-this.long0),s=this.x0+this.a*r,n=this.y0+this.a*Math.log(Math.tan(Math.PI/4+i/2.5))*1.25;return t.x=s,t.y=n,t},inverse:function(t){t.x-=this.x0,t.y-=this.y0;var e=G(this.long0+t.x/this.a),i=2.5*(Math.atan(Math.exp(.8*t.y/this.a))-Math.PI/4);return t.x=e,t.y=i,t},names:["Miller_Cylindrical","mill"]};var He={init:function(){this.sphere?(this.n=1,this.m=0,this.es=0,this.C_y=Math.sqrt((this.m+1)/this.n),this.C_x=this.C_y/(this.m+1)):this.en=ee(this.es)},forward:function(t){var e,i,r=t.x,s=t.y;if(r=G(r-this.long0),this.sphere){if(this.m)for(var n=this.n*Math.sin(s),a=20;a;--a){var o=(this.m*s+Math.sin(s)-n)/(this.m+Math.cos(s));if(s-=o,Math.abs(o)<d)break}else s=1!==this.n?Math.asin(this.n*Math.sin(s)):s;e=this.a*this.C_x*r*(this.m+Math.cos(s)),i=this.a*this.C_y*s}else{var h=Math.sin(s),u=Math.cos(s);i=this.a*ie(s,h,u,this.en),e=this.a*r*u/Math.sqrt(1-this.es*h*h)}return t.x=e,t.y=i,t},inverse:function(t){var e,i,r;return t.x-=this.x0,i=t.x/this.a,t.y-=this.y0,e=t.y/this.a,this.sphere?(e/=this.C_y,i/=this.C_x*(this.m+Math.cos(e)),this.m?e=Ue((this.m*e+Math.sin(e))/this.n):1!==this.n&&(e=Ue(Math.sin(e)/this.n)),i=G(i+this.long0),e=Ce(e)):(e=se(t.y/this.a,this.es,this.en),(r=Math.abs(e))<u?(r=Math.sin(e),i=G(this.long0+t.x*Math.sqrt(1-this.es*r*r)/(this.a*Math.cos(e)))):r-d<u&&(i=this.long0)),t.x=i,t.y=e,t},names:["Sinusoidal","sinu"]};var Ke={init:function(){},forward:function(t){for(var e=t.x,i=t.y,r=G(e-this.long0),s=i,n=Math.PI*Math.sin(i);;){var a=-(s+Math.sin(s)-n)/(1+Math.cos(s));if(s+=a,Math.abs(a)<d)break}s/=2,Math.PI/2-Math.abs(i)<d&&(r=0);var o=.900316316158*this.a*r*Math.cos(s)+this.x0,h=1.4142135623731*this.a*Math.sin(s)+this.y0;return t.x=o,t.y=h,t},inverse:function(t){var e,i;t.x-=this.x0,t.y-=this.y0,i=t.y/(1.4142135623731*this.a),Math.abs(i)>.999999999999&&(i=.999999999999),e=Math.asin(i);var r=G(this.long0+t.x/(.900316316158*this.a*Math.cos(e)));r<-Math.PI&&(r=-Math.PI),r>Math.PI&&(r=Math.PI),i=(2*e+Math.sin(2*e))/Math.PI,Math.abs(i)>1&&(i=1);var s=Math.asin(i);return t.x=r,t.y=s,t},names:["Mollweide","moll"]};var Xe={init:function(){Math.abs(this.lat1+this.lat2)<d||(this.lat2=this.lat2||this.lat1,this.temp=this.b/this.a,this.es=1-Math.pow(this.temp,2),this.e=Math.sqrt(this.es),this.e0=xe(this.es),this.e1=ke(this.es),this.e2=Ee(this.es),this.e3=Ae(this.es),this.sinphi=Math.sin(this.lat1),this.cosphi=Math.cos(this.lat1),this.ms1=F(this.e,this.sinphi,this.cosphi),this.ml1=Me(this.e0,this.e1,this.e2,this.e3,this.lat1),Math.abs(this.lat1-this.lat2)<d?this.ns=this.sinphi:(this.sinphi=Math.sin(this.lat2),this.cosphi=Math.cos(this.lat2),this.ms2=F(this.e,this.sinphi,this.cosphi),this.ml2=Me(this.e0,this.e1,this.e2,this.e3,this.lat2),this.ns=(this.ms1-this.ms2)/(this.ml2-this.ml1)),this.g=this.ml1+this.ms1/this.ns,this.ml0=Me(this.e0,this.e1,this.e2,this.e3,this.lat0),this.rh=this.a*(this.g-this.ml0))},forward:function(t){var e,i=t.x,r=t.y;if(this.sphere)e=this.a*(this.g-r);else{var s=Me(this.e0,this.e1,this.e2,this.e3,r);e=this.a*(this.g-s)}var n=this.ns*G(i-this.long0),a=this.x0+e*Math.sin(n),o=this.y0+this.rh-e*Math.cos(n);return t.x=a,t.y=o,t},inverse:function(t){var e,i,r,s;t.x-=this.x0,t.y=this.rh-t.y+this.y0,this.ns>=0?(i=Math.sqrt(t.x*t.x+t.y*t.y),e=1):(i=-Math.sqrt(t.x*t.x+t.y*t.y),e=-1);var n=0;return 0!==i&&(n=Math.atan2(e*t.x,e*t.y)),this.sphere?(s=G(this.long0+n/this.ns),r=Ce(this.g-i/this.a),t.x=s,t.y=r,t):(r=Ie(this.g-i/this.a,this.e0,this.e1,this.e2,this.e3),s=G(this.long0+n/this.ns),t.x=s,t.y=r,t)},names:["Equidistant_Conic","eqdc"]};var Je={init:function(){this.R=this.a},forward:function(t){var e,i,r=t.x,s=t.y,n=G(r-this.long0);Math.abs(s)<=d&&(e=this.x0+this.R*n,i=this.y0);var a=Ue(2*Math.abs(s/Math.PI));(Math.abs(n)<=d||Math.abs(Math.abs(s)-u)<=d)&&(e=this.x0,i=s>=0?this.y0+Math.PI*this.R*Math.tan(.5*a):this.y0+Math.PI*this.R*-Math.tan(.5*a));var o=.5*Math.abs(Math.PI/n-n/Math.PI),h=o*o,l=Math.sin(a),c=Math.cos(a),f=c/(l+c-1),p=f*f,m=f*(2/l-1),g=m*m,_=Math.PI*this.R*(o*(f-g)+Math.sqrt(h*(f-g)*(f-g)-(g+h)*(p-g)))/(g+h);n<0&&(_=-_),e=this.x0+_;var y=h+f;return _=Math.PI*this.R*(m*y-o*Math.sqrt((g+h)*(h+1)-y*y))/(g+h),i=s>=0?this.y0+_:this.y0-_,t.x=e,t.y=i,t},inverse:function(t){var e,i,r,s,n,a,o,h,u,l,c,f;return t.x-=this.x0,t.y-=this.y0,c=Math.PI*this.R,n=(r=t.x/c)*r+(s=t.y/c)*s,c=3*(s*s/(h=-2*(a=-Math.abs(s)*(1+n))+1+2*s*s+n*n)+(2*(o=a-2*s*s+r*r)*o*o/h/h/h-9*a*o/h/h)/27)/(u=(a-o*o/3/h)/h)/(l=2*Math.sqrt(-u/3)),Math.abs(c)>1&&(c=c>=0?1:-1),f=Math.acos(c)/3,i=t.y>=0?(-l*Math.cos(f+Math.PI/3)-o/3/h)*Math.PI:-(-l*Math.cos(f+Math.PI/3)-o/3/h)*Math.PI,e=Math.abs(r)<d?this.long0:G(this.long0+Math.PI*(n-1+Math.sqrt(1+2*(r*r-s*s)+n*n))/2/r),t.x=e,t.y=i,t},names:["Van_der_Grinten_I","VanDerGrinten","vandg"]};var Qe={init:function(){this.sin_p12=Math.sin(this.lat0),this.cos_p12=Math.cos(this.lat0)},forward:function(t){var e,i,r,s,n,a,o,h,l,c,f,p,m,g,_,y,v,b,w,M,x,k,E=t.x,A=t.y,S=Math.sin(t.y),C=Math.cos(t.y),I=G(E-this.long0);return this.sphere?Math.abs(this.sin_p12-1)<=d?(t.x=this.x0+this.a*(u-A)*Math.sin(I),t.y=this.y0-this.a*(u-A)*Math.cos(I),t):Math.abs(this.sin_p12+1)<=d?(t.x=this.x0+this.a*(u+A)*Math.sin(I),t.y=this.y0+this.a*(u+A)*Math.cos(I),t):(b=this.sin_p12*S+this.cos_p12*C*Math.cos(I),v=(y=Math.acos(b))?y/Math.sin(y):1,t.x=this.x0+this.a*v*C*Math.sin(I),t.y=this.y0+this.a*v*(this.cos_p12*S-this.sin_p12*C*Math.cos(I)),t):(e=xe(this.es),i=ke(this.es),r=Ee(this.es),s=Ae(this.es),Math.abs(this.sin_p12-1)<=d?(n=this.a*Me(e,i,r,s,u),a=this.a*Me(e,i,r,s,A),t.x=this.x0+(n-a)*Math.sin(I),t.y=this.y0-(n-a)*Math.cos(I),t):Math.abs(this.sin_p12+1)<=d?(n=this.a*Me(e,i,r,s,u),a=this.a*Me(e,i,r,s,A),t.x=this.x0+(n+a)*Math.sin(I),t.y=this.y0+(n+a)*Math.cos(I),t):(o=S/C,h=Se(this.a,this.e,this.sin_p12),l=Se(this.a,this.e,S),c=Math.atan((1-this.es)*o+this.es*h*this.sin_p12/(l*C)),w=0===(f=Math.atan2(Math.sin(I),this.cos_p12*Math.tan(c)-this.sin_p12*Math.cos(I)))?Math.asin(this.cos_p12*Math.sin(c)-this.sin_p12*Math.cos(c)):Math.abs(Math.abs(f)-Math.PI)<=d?-Math.asin(this.cos_p12*Math.sin(c)-this.sin_p12*Math.cos(c)):Math.asin(Math.sin(I)*Math.cos(c)/Math.sin(f)),p=this.e*this.sin_p12/Math.sqrt(1-this.es),y=h*w*(1-(M=w*w)*(_=(m=this.e*this.cos_p12*Math.cos(f)/Math.sqrt(1-this.es))*m)*(1-_)/6+(x=M*w)/8*(g=p*m)*(1-2*_)+(k=x*w)/120*(_*(4-7*_)-3*p*p*(1-7*_))-k*w/48*g),t.x=this.x0+y*Math.sin(f),t.y=this.y0+y*Math.cos(f),t))},inverse:function(t){var e,i,r,s,n,a,o,h,l,c,f,p,m,g,_,y,v,b,w,M,x,k,E;if(t.x-=this.x0,t.y-=this.y0,this.sphere){if((e=Math.sqrt(t.x*t.x+t.y*t.y))>2*u*this.a)return;return i=e/this.a,r=Math.sin(i),s=Math.cos(i),n=this.long0,Math.abs(e)<=d?a=this.lat0:(a=Ue(s*this.sin_p12+t.y*r*this.cos_p12/e),o=Math.abs(this.lat0)-u,n=Math.abs(o)<=d?this.lat0>=0?G(this.long0+Math.atan2(t.x,-t.y)):G(this.long0-Math.atan2(-t.x,t.y)):G(this.long0+Math.atan2(t.x*r,e*this.cos_p12*s-t.y*this.sin_p12*r))),t.x=n,t.y=a,t}return h=xe(this.es),l=ke(this.es),c=Ee(this.es),f=Ae(this.es),Math.abs(this.sin_p12-1)<=d?(a=Ie(((p=this.a*Me(h,l,c,f,u))-(e=Math.sqrt(t.x*t.x+t.y*t.y)))/this.a,h,l,c,f),n=G(this.long0+Math.atan2(t.x,-1*t.y)),t.x=n,t.y=a,t):Math.abs(this.sin_p12+1)<=d?(p=this.a*Me(h,l,c,f,u),a=Ie(((e=Math.sqrt(t.x*t.x+t.y*t.y))-p)/this.a,h,l,c,f),n=G(this.long0+Math.atan2(t.x,t.y)),t.x=n,t.y=a,t):(e=Math.sqrt(t.x*t.x+t.y*t.y),_=Math.atan2(t.x,t.y),m=Se(this.a,this.e,this.sin_p12),y=Math.cos(_),b=-(v=this.e*this.cos_p12*y)*v/(1-this.es),w=3*this.es*(1-b)*this.sin_p12*this.cos_p12*y/(1-this.es),k=1-b*(x=(M=e/m)-b*(1+b)*Math.pow(M,3)/6-w*(1+3*b)*Math.pow(M,4)/24)*x/2-M*x*x*x/6,g=Math.asin(this.sin_p12*Math.cos(x)+this.cos_p12*Math.sin(x)*y),n=G(this.long0+Math.asin(Math.sin(_)*Math.sin(x)/Math.cos(g))),E=Math.sin(g),a=Math.atan2((E-this.es*k*this.sin_p12)*Math.tan(g),E*(1-this.es)),t.x=n,t.y=a,t)},names:["Azimuthal_Equidistant","aeqd"]};var Ve={init:function(){this.sin_p14=Math.sin(this.lat0),this.cos_p14=Math.cos(this.lat0)},forward:function(t){var e,i,r,s,n,a,o,h=t.x,u=t.y;return r=G(h-this.long0),e=Math.sin(u),i=Math.cos(u),s=Math.cos(r),1,((n=this.sin_p14*e+this.cos_p14*i*s)>0||Math.abs(n)<=d)&&(a=1*this.a*i*Math.sin(r),o=this.y0+1*this.a*(this.cos_p14*e-this.sin_p14*i*s)),t.x=a,t.y=o,t},inverse:function(t){var e,i,r,s,n,a,o;return t.x-=this.x0,t.y-=this.y0,i=Ue((e=Math.sqrt(t.x*t.x+t.y*t.y))/this.a),r=Math.sin(i),s=Math.cos(i),a=this.long0,Math.abs(e)<=d?(o=this.lat0,t.x=a,t.y=o,t):(o=Ue(s*this.sin_p14+t.y*r*this.cos_p14/e),n=Math.abs(this.lat0)-u,Math.abs(n)<=d?(a=this.lat0>=0?G(this.long0+Math.atan2(t.x,-t.y)):G(this.long0-Math.atan2(-t.x,t.y)),t.x=a,t.y=o,t):(a=G(this.long0+Math.atan2(t.x*r,e*this.cos_p14*s-t.y*this.sin_p14*r)),t.x=a,t.y=o,t))},names:["ortho"]},$e=1,ti=2,ei=3,ii=4,ri=5,si=6,ni={AREA_0:1,AREA_1:2,AREA_2:3,AREA_3:4};function ai(t,e,i,r){var s;return t<d?(r.value=ni.AREA_0,s=0):(s=Math.atan2(e,i),Math.abs(s)<=g?r.value=ni.AREA_0:s>g&&s<=u+g?(r.value=ni.AREA_1,s-=u):s>u+g||s<=-(u+g)?(r.value=ni.AREA_2,s=s>=0?s-y:s+y):(r.value=ni.AREA_3,s+=u)),s}function oi(t,e){var i=t+e;return i<-y?i+=_:i>+y&&(i-=_),i}var hi={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.lat0=this.lat0||0,this.long0=this.long0||0,this.lat_ts=this.lat_ts||0,this.title=this.title||"Quadrilateralized Spherical Cube",this.lat0>=u-g/2?this.face=ri:this.lat0<=-(u-g/2)?this.face=si:Math.abs(this.long0)<=g?this.face=$e:Math.abs(this.long0)<=u+g?this.face=this.long0>0?ti:ii:this.face=ei,0!==this.es&&(this.one_minus_f=1-(this.a-this.b)/this.a,this.one_minus_f_squared=this.one_minus_f*this.one_minus_f)},forward:function(t){var e,i,r,s,n,a,o={x:0,y:0},h={value:0};if(t.x-=this.long0,e=0!==this.es?Math.atan(this.one_minus_f_squared*Math.tan(t.y)):t.y,i=t.x,this.face===ri)s=u-e,i>=g&&i<=u+g?(h.value=ni.AREA_0,r=i-u):i>u+g||i<=-(u+g)?(h.value=ni.AREA_1,r=i>0?i-y:i+y):i>-(u+g)&&i<=-g?(h.value=ni.AREA_2,r=i+u):(h.value=ni.AREA_3,r=i);else if(this.face===si)s=u+e,i>=g&&i<=u+g?(h.value=ni.AREA_0,r=-i+u):i<g&&i>=-g?(h.value=ni.AREA_1,r=-i):i<-g&&i>=-(u+g)?(h.value=ni.AREA_2,r=-i-u):(h.value=ni.AREA_3,r=i>0?-i+y:-i-y);else{var l,c,f,d,p,m;this.face===ti?i=oi(i,+u):this.face===ei?i=oi(i,+y):this.face===ii&&(i=oi(i,-u)),d=Math.sin(e),p=Math.cos(e),m=Math.sin(i),l=p*Math.cos(i),c=p*m,f=d,this.face===$e?r=ai(s=Math.acos(l),f,c,h):this.face===ti?r=ai(s=Math.acos(c),f,-l,h):this.face===ei?r=ai(s=Math.acos(-l),f,-c,h):this.face===ii?r=ai(s=Math.acos(-c),f,l,h):(s=r=0,h.value=ni.AREA_0)}return a=Math.atan(12/y*(r+Math.acos(Math.sin(r)*Math.cos(g))-u)),n=Math.sqrt((1-Math.cos(s))/(Math.cos(a)*Math.cos(a))/(1-Math.cos(Math.atan(1/Math.cos(r))))),h.value===ni.AREA_1?a+=u:h.value===ni.AREA_2?a+=y:h.value===ni.AREA_3&&(a+=1.5*y),o.x=n*Math.cos(a),o.y=n*Math.sin(a),o.x=o.x*this.a+this.x0,o.y=o.y*this.a+this.y0,t.x=o.x,t.y=o.y,t},inverse:function(t){var e,i,r,s,n,a,o,h,l,c,f,d,p={lam:0,phi:0},m={value:0};if(t.x=(t.x-this.x0)/this.a,t.y=(t.y-this.y0)/this.a,i=Math.atan(Math.sqrt(t.x*t.x+t.y*t.y)),e=Math.atan2(t.y,t.x),t.x>=0&&t.x>=Math.abs(t.y)?m.value=ni.AREA_0:t.y>=0&&t.y>=Math.abs(t.x)?(m.value=ni.AREA_1,e-=u):t.x<0&&-t.x>=Math.abs(t.y)?(m.value=ni.AREA_2,e=e<0?e+y:e-y):(m.value=ni.AREA_3,e+=u),l=y/12*Math.tan(e),n=Math.sin(l)/(Math.cos(l)-1/Math.sqrt(2)),a=Math.atan(n),(o=1-(r=Math.cos(e))*r*(s=Math.tan(i))*s*(1-Math.cos(Math.atan(1/Math.cos(a)))))<-1?o=-1:o>1&&(o=1),this.face===ri)h=Math.acos(o),p.phi=u-h,m.value===ni.AREA_0?p.lam=a+u:m.value===ni.AREA_1?p.lam=a<0?a+y:a-y:m.value===ni.AREA_2?p.lam=a-u:p.lam=a;else if(this.face===si)h=Math.acos(o),p.phi=h-u,m.value===ni.AREA_0?p.lam=-a+u:m.value===ni.AREA_1?p.lam=-a:m.value===ni.AREA_2?p.lam=-a-u:p.lam=a<0?-a-y:-a+y;else{var g,_,v;l=(g=o)*g,_=(l+=(v=l>=1?0:Math.sqrt(1-l)*Math.sin(a))*v)>=1?0:Math.sqrt(1-l),m.value===ni.AREA_1?(l=_,_=-v,v=l):m.value===ni.AREA_2?(_=-_,v=-v):m.value===ni.AREA_3&&(l=_,_=v,v=-l),this.face===ti?(l=g,g=-_,_=l):this.face===ei?(g=-g,_=-_):this.face===ii&&(l=g,g=_,_=-l),p.phi=Math.acos(-v)-u,p.lam=Math.atan2(_,g),this.face===ti?p.lam=oi(p.lam,-u):this.face===ei?p.lam=oi(p.lam,-y):this.face===ii&&(p.lam=oi(p.lam,+u))}return 0!==this.es&&(c=p.phi<0?1:0,f=Math.tan(p.phi),d=this.b/Math.sqrt(f*f+this.one_minus_f_squared),p.phi=Math.atan(Math.sqrt(this.a*this.a-d*d)/(this.one_minus_f*d)),c&&(p.phi=-p.phi)),p.lam+=this.long0,t.x=p.lam,t.y=p.phi,t},names:["Quadrilateralized Spherical 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t[0]+e*(t[1]+e*(t[2]+e*t[3]))};var _i={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.long0=this.long0||0,this.es=0,this.title=this.title||"Robinson"},forward:function(t){var e=G(t.x-this.long0),i=Math.abs(t.y),r=Math.floor(i*di);r<0?r=0:r>=mi&&(r=17);var s={x:gi(ui[r],i=m*(i-pi*r))*e,y:gi(li[r],i)};return t.y<0&&(s.y=-s.y),s.x=s.x*this.a*ci+this.x0,s.y=s.y*this.a*fi+this.y0,s},inverse:function(t){var e={x:(t.x-this.x0)/(this.a*ci),y:Math.abs(t.y-this.y0)/(this.a*fi)};if(e.y>=1)e.x/=ui[18][0],e.y=t.y<0?-u:u;else{var i=Math.floor(e.y*mi);for(i<0?i=0:i>=mi&&(i=17);;)if(li[i][0]>e.y)--i;else{if(!(li[i+1][0]<=e.y))break;++i}var r=li[i],s=5*(e.y-r[0])/(li[i+1][0]-r[0]);s=function(t,e,i,r){for(var s=e;r;--r){var n=t(s);if(s-=n,Math.abs(n)<i)break}return s}((function(t){return(gi(r,t)-e.y)/function(t,e){return t[1]+e*(2*t[2]+3*e*t[3])}(r,t)}),s,d,100),e.x/=gi(ui[i],s),e.y=(5*i+s)*p,t.y<0&&(e.y=-e.y)}return e.x=G(e.x+this.long0),e},names:["Robinson","robin"]};var yi={init:function(){this.name="geocent"},forward:function(t){return ut(t,this.es,this.a)},inverse:function(t){return lt(t,this.es,this.a,this.b)},names:["Geocentric","geocentric","geocent","Geocent"]},vi=0,bi=1,wi=2,Mi=3,xi={h:{def:1e5,num:!0},azi:{def:0,num:!0,degrees:!0},tilt:{def:0,num:!0,degrees:!0},long0:{def:0,num:!0},lat0:{def:0,num:!0}};var ki={init:function(){if(Object.keys(xi).forEach(function(t){if(void 0===this[t])this[t]=xi[t].def;else{if(xi[t].num&&isNaN(this[t]))throw new Error("Invalid parameter value, must be numeric "+t+" = "+this[t]);xi[t].num&&(this[t]=parseFloat(this[t]))}xi[t].degrees&&(this[t]=this[t]*p)}.bind(this)),Math.abs(Math.abs(this.lat0)-u)<d?this.mode=this.lat0<0?bi:vi:Math.abs(this.lat0)<d?this.mode=wi:(this.mode=Mi,this.sinph0=Math.sin(this.lat0),this.cosph0=Math.cos(this.lat0)),this.pn1=this.h/this.a,this.pn1<=0||this.pn1>1e10)throw new Error("Invalid height");this.p=1+this.pn1,this.rp=1/this.p,this.h1=1/this.pn1,this.pfact=(this.p+1)*this.h1,this.es=0;var t=this.tilt,e=this.azi;this.cg=Math.cos(e),this.sg=Math.sin(e),this.cw=Math.cos(t),this.sw=Math.sin(t)},forward:function(t){t.x-=this.long0;var e,i,r,s,n=Math.sin(t.y),a=Math.cos(t.y),o=Math.cos(t.x);switch(this.mode){case Mi:i=this.sinph0*n+this.cosph0*a*o;break;case wi:i=a*o;break;case bi:i=-n;break;case vi:i=n}switch(e=(i=this.pn1/(this.p-i))*a*Math.sin(t.x),this.mode){case Mi:i*=this.cosph0*n-this.sinph0*a*o;break;case wi:i*=n;break;case vi:i*=-a*o;break;case bi:i*=a*o}return s=1/((r=i*this.cg+e*this.sg)*this.sw*this.h1+this.cw),e=(e*this.cg-i*this.sg)*this.cw*s,i=r*s,t.x=e*this.a,t.y=i*this.a,t},inverse:function(t){t.x/=this.a,t.y/=this.a;var e,i,r,s={x:t.x,y:t.y};r=1/(this.pn1-t.y*this.sw),e=this.pn1*t.x*r,i=this.pn1*t.y*this.cw*r,t.x=e*this.cg+i*this.sg,t.y=i*this.cg-e*this.sg;var n=oe(t.x,t.y);if(Math.abs(n)<d)s.x=0,s.y=t.y;else{var a,o;switch(o=1-n*n*this.pfact,o=(this.p-Math.sqrt(o))/(this.pn1/n+n/this.pn1),a=Math.sqrt(1-o*o),this.mode){case Mi:s.y=Math.asin(a*this.sinph0+t.y*o*this.cosph0/n),t.y=(a-this.sinph0*Math.sin(s.y))*n,t.x*=o*this.cosph0;break;case wi:s.y=Math.asin(t.y*o/n),t.y=a*n,t.x*=o;break;case vi:s.y=Math.asin(a),t.y=-t.y;break;case bi:s.y=-Math.asin(a)}s.x=Math.atan2(t.x,t.y)}return t.x=s.x+this.long0,t.y=s.y,t},names:["Tilted_Perspective","tpers"]};var Ei={init:function(){if(this.flip_axis="x"===this.sweep?1:0,this.h=Number(this.h),this.radius_g_1=this.h/this.a,this.radius_g_1<=0||this.radius_g_1>1e10)throw new Error;if(this.radius_g=1+this.radius_g_1,this.C=this.radius_g*this.radius_g-1,0!==this.es){var t=1-this.es,e=1/t;this.radius_p=Math.sqrt(t),this.radius_p2=t,this.radius_p_inv2=e,this.shape="ellipse"}else this.radius_p=1,this.radius_p2=1,this.radius_p_inv2=1,this.shape="sphere";this.title||(this.title="Geostationary Satellite View")},forward:function(t){var e,i,r,s,n=t.x,a=t.y;if(n-=this.long0,"ellipse"===this.shape){a=Math.atan(this.radius_p2*Math.tan(a));var o=this.radius_p/oe(this.radius_p*Math.cos(a),Math.sin(a));if(i=o*Math.cos(n)*Math.cos(a),r=o*Math.sin(n)*Math.cos(a),s=o*Math.sin(a),(this.radius_g-i)*i-r*r-s*s*this.radius_p_inv2<0)return t.x=Number.NaN,t.y=Number.NaN,t;e=this.radius_g-i,this.flip_axis?(t.x=this.radius_g_1*Math.atan(r/oe(s,e)),t.y=this.radius_g_1*Math.atan(s/e)):(t.x=this.radius_g_1*Math.atan(r/e),t.y=this.radius_g_1*Math.atan(s/oe(r,e)))}else"sphere"===this.shape&&(e=Math.cos(a),i=Math.cos(n)*e,r=Math.sin(n)*e,s=Math.sin(a),e=this.radius_g-i,this.flip_axis?(t.x=this.radius_g_1*Math.atan(r/oe(s,e)),t.y=this.radius_g_1*Math.atan(s/e)):(t.x=this.radius_g_1*Math.atan(r/e),t.y=this.radius_g_1*Math.atan(s/oe(r,e))));return t.x=t.x*this.a,t.y=t.y*this.a,t},inverse:function(t){var e,i,r,s,n=-1,a=0,o=0;if(t.x=t.x/this.a,t.y=t.y/this.a,"ellipse"===this.shape){this.flip_axis?(o=Math.tan(t.y/this.radius_g_1),a=Math.tan(t.x/this.radius_g_1)*oe(1,o)):(a=Math.tan(t.x/this.radius_g_1),o=Math.tan(t.y/this.radius_g_1)*oe(1,a));var h=o/this.radius_p;if(e=a*a+h*h+n*n,(r=(i=2*this.radius_g*n)*i-4*e*this.C)<0)return t.x=Number.NaN,t.y=Number.NaN,t;s=(-i-Math.sqrt(r))/(2*e),n=this.radius_g+s*n,a*=s,o*=s,t.x=Math.atan2(a,n),t.y=Math.atan(o*Math.cos(t.x)/n),t.y=Math.atan(this.radius_p_inv2*Math.tan(t.y))}else if("sphere"===this.shape){if(this.flip_axis?(o=Math.tan(t.y/this.radius_g_1),a=Math.tan(t.x/this.radius_g_1)*Math.sqrt(1+o*o)):(a=Math.tan(t.x/this.radius_g_1),o=Math.tan(t.y/this.radius_g_1)*Math.sqrt(1+a*a)),e=a*a+o*o+n*n,(r=(i=2*this.radius_g*n)*i-4*e*this.C)<0)return t.x=Number.NaN,t.y=Number.NaN,t;s=(-i-Math.sqrt(r))/(2*e),n=this.radius_g+s*n,a*=s,o*=s,t.x=Math.atan2(a,n),t.y=Math.atan(o*Math.cos(t.x)/n)}return t.x=t.x+this.long0,t},names:["Geostationary Satellite 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o=r;o<a;o++)t=t>>>8^n[255&(t^e.charCodeAt(o))];return~t}(0|e,t,t.length,0):0}},{"./utils":32}],5:[function(t,e,i){i.base64=!1,i.binary=!1,i.dir=!1,i.createFolders=!0,i.date=null,i.compression=null,i.compressionOptions=null,i.comment=null,i.unixPermissions=null,i.dosPermissions=null},{}],6:[function(t,e,i){var r=null;r="undefined"!=typeof Promise?Promise:t("lie"),e.exports={Promise:r}},{lie:37}],7:[function(t,e,i){var r="undefined"!=typeof Uint8Array&&"undefined"!=typeof Uint16Array&&"undefined"!=typeof Uint32Array,s=t("pako"),n=t("./utils"),a=t("./stream/GenericWorker"),o=r?"uint8array":"array";function h(t,e){a.call(this,"FlateWorker/"+t),this._pako=null,this._pakoAction=t,this._pakoOptions=e,this.meta={}}i.magic="\b\0",n.inherits(h,a),h.prototype.processChunk=function(t){this.meta=t.meta,null===this._pako&&this._createPako(),this._pako.push(n.transformTo(o,t.data),!1)},h.prototype.flush=function(){a.prototype.flush.call(this),null===this._pako&&this._createPako(),this._pako.push([],!0)},h.prototype.cleanUp=function(){a.prototype.cleanUp.call(this),this._pako=null},h.prototype._createPako=function(){this._pako=new s[this._pakoAction]({raw:!0,level:this._pakoOptions.level||-1});var t=this;this._pako.onData=function(e){t.push({data:e,meta:t.meta})}},i.compressWorker=function(t){return new h("Deflate",t)},i.uncompressWorker=function(){return new h("Inflate",{})}},{"./stream/GenericWorker":28,"./utils":32,pako:38}],8:[function(t,e,i){function r(t,e){var i,r="";for(i=0;i<e;i++)r+=String.fromCharCode(255&t),t>>>=8;return r}function s(t,e,i,s,a,l){var c,f,d=t.file,p=t.compression,m=l!==o.utf8encode,g=n.transformTo("string",l(d.name)),_=n.transformTo("string",o.utf8encode(d.name)),y=d.comment,v=n.transformTo("string",l(y)),b=n.transformTo("string",o.utf8encode(y)),w=_.length!==d.name.length,M=b.length!==y.length,x="",k="",E="",A=d.dir,S=d.date,C={crc32:0,compressedSize:0,uncompressedSize:0};e&&!i||(C.crc32=t.crc32,C.compressedSize=t.compressedSize,C.uncompressedSize=t.uncompressedSize);var I=0;e&&(I|=8),m||!w&&!M||(I|=2048);var O=0,P=0;A&&(O|=16),"UNIX"===a?(P=798,O|=function(t,e){var i=t;return t||(i=e?16893:33204),(65535&i)<<16}(d.unixPermissions,A)):(P=20,O|=function(t){return 63&(t||0)}(d.dosPermissions)),c=S.getUTCHours(),c<<=6,c|=S.getUTCMinutes(),c<<=5,c|=S.getUTCSeconds()/2,f=S.getUTCFullYear()-1980,f<<=4,f|=S.getUTCMonth()+1,f<<=5,f|=S.getUTCDate(),w&&(k=r(1,1)+r(h(g),4)+_,x+="up"+r(k.length,2)+k),M&&(E=r(1,1)+r(h(v),4)+b,x+="uc"+r(E.length,2)+E);var R="";return R+="\n\0",R+=r(I,2),R+=p.magic,R+=r(c,2),R+=r(f,2),R+=r(C.crc32,4),R+=r(C.compressedSize,4),R+=r(C.uncompressedSize,4),R+=r(g.length,2),R+=r(x.length,2),{fileRecord:u.LOCAL_FILE_HEADER+R+g+x,dirRecord:u.CENTRAL_FILE_HEADER+r(P,2)+R+r(v.length,2)+"\0\0\0\0"+r(O,4)+r(s,4)+g+x+v}}var n=t("../utils"),a=t("../stream/GenericWorker"),o=t("../utf8"),h=t("../crc32"),u=t("../signature");function l(t,e,i,r){a.call(this,"ZipFileWorker"),this.bytesWritten=0,this.zipComment=e,this.zipPlatform=i,this.encodeFileName=r,this.streamFiles=t,this.accumulate=!1,this.contentBuffer=[],this.dirRecords=[],this.currentSourceOffset=0,this.entriesCount=0,this.currentFile=null,this._sources=[]}n.inherits(l,a),l.prototype.push=function(t){var e=t.meta.percent||0,i=this.entriesCount,r=this._sources.length;this.accumulate?this.contentBuffer.push(t):(this.bytesWritten+=t.data.length,a.prototype.push.call(this,{data:t.data,meta:{currentFile:this.currentFile,percent:i?(e+100*(i-r-1))/i:100}}))},l.prototype.openedSource=function(t){this.currentSourceOffset=this.bytesWritten,this.currentFile=t.file.name;var e=this.streamFiles&&!t.file.dir;if(e){var i=s(t,e,!1,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);this.push({data:i.fileRecord,meta:{percent:0}})}else this.accumulate=!0},l.prototype.closedSource=function(t){this.accumulate=!1;var e=this.streamFiles&&!t.file.dir,i=s(t,e,!0,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);if(this.dirRecords.push(i.dirRecord),e)this.push({data:function(t){return u.DATA_DESCRIPTOR+r(t.crc32,4)+r(t.compressedSize,4)+r(t.uncompressedSize,4)}(t),meta:{percent:100}});else for(this.push({data:i.fileRecord,meta:{percent:0}});this.contentBuffer.length;)this.push(this.contentBuffer.shift());this.currentFile=null},l.prototype.flush=function(){for(var t=this.bytesWritten,e=0;e<this.dirRecords.length;e++)this.push({data:this.dirRecords[e],meta:{percent:100}});var i=this.bytesWritten-t,s=function(t,e,i,s,a){var o=n.transformTo("string",a(s));return u.CENTRAL_DIRECTORY_END+"\0\0\0\0"+r(t,2)+r(t,2)+r(e,4)+r(i,4)+r(o.length,2)+o}(this.dirRecords.length,i,t,this.zipComment,this.encodeFileName);this.push({data:s,meta:{percent:100}})},l.prototype.prepareNextSource=function(){this.previous=this._sources.shift(),this.openedSource(this.previous.streamInfo),this.isPaused?this.previous.pause():this.previous.resume()},l.prototype.registerPrevious=function(t){this._sources.push(t);var e=this;return t.on("data",(function(t){e.processChunk(t)})),t.on("end",(function(){e.closedSource(e.previous.streamInfo),e._sources.length?e.prepareNextSource():e.end()})),t.on("error",(function(t){e.error(t)})),this},l.prototype.resume=function(){return!!a.prototype.resume.call(this)&&(!this.previous&&this._sources.length?(this.prepareNextSource(),!0):this.previous||this._sources.length||this.generatedError?void 0:(this.end(),!0))},l.prototype.error=function(t){var e=this._sources;if(!a.prototype.error.call(this,t))return!1;for(var i=0;i<e.length;i++)try{e[i].error(t)}catch(t){}return!0},l.prototype.lock=function(){a.prototype.lock.call(this);for(var t=this._sources,e=0;e<t.length;e++)t[e].lock()},e.exports=l},{"../crc32":4,"../signature":23,"../stream/GenericWorker":28,"../utf8":31,"../utils":32}],9:[function(t,e,i){var r=t("../compressions"),s=t("./ZipFileWorker");i.generateWorker=function(t,e,i){var n=new s(e.streamFiles,i,e.platform,e.encodeFileName),a=0;try{t.forEach((function(t,i){a++;var s=function(t,e){var i=t||e,s=r[i];if(!s)throw new Error(i+" is not a valid compression method !");return s}(i.options.compression,e.compression),o=i.options.compressionOptions||e.compressionOptions||{},h=i.dir,u=i.date;i._compressWorker(s,o).withStreamInfo("file",{name:t,dir:h,date:u,comment:i.comment||"",unixPermissions:i.unixPermissions,dosPermissions:i.dosPermissions}).pipe(n)})),n.entriesCount=a}catch(t){n.error(t)}return n}},{"../compressions":3,"./ZipFileWorker":8}],10:[function(t,e,i){function r(){if(!(this instanceof r))return new r;if(arguments.length)throw new Error("The constructor with parameters has been removed in JSZip 3.0, please check the upgrade guide.");this.files=Object.create(null),this.comment=null,this.root="",this.clone=function(){var t=new r;for(var e in this)"function"!=typeof this[e]&&(t[e]=this[e]);return t}}(r.prototype=t("./object")).loadAsync=t("./load"),r.support=t("./support"),r.defaults=t("./defaults"),r.version="3.10.1",r.loadAsync=function(t,e){return(new r).loadAsync(t,e)},r.external=t("./external"),e.exports=r},{"./defaults":5,"./external":6,"./load":11,"./object":15,"./support":30}],11:[function(t,e,i){var r=t("./utils"),s=t("./external"),n=t("./utf8"),a=t("./zipEntries"),o=t("./stream/Crc32Probe"),h=t("./nodejsUtils");function u(t){return new s.Promise((function(e,i){var r=t.decompressed.getContentWorker().pipe(new o);r.on("error",(function(t){i(t)})).on("end",(function(){r.streamInfo.crc32!==t.decompressed.crc32?i(new Error("Corrupted zip : CRC32 mismatch")):e()})).resume()}))}e.exports=function(t,e){var i=this;return e=r.extend(e||{},{base64:!1,checkCRC32:!1,optimizedBinaryString:!1,createFolders:!1,decodeFileName:n.utf8decode}),h.isNode&&h.isStream(t)?s.Promise.reject(new Error("JSZip can't accept a stream when loading a zip file.")):r.prepareContent("the loaded zip file",t,!0,e.optimizedBinaryString,e.base64).then((function(t){var i=new a(e);return i.load(t),i})).then((function(t){var i=[s.Promise.resolve(t)],r=t.files;if(e.checkCRC32)for(var n=0;n<r.length;n++)i.push(u(r[n]));return s.Promise.all(i)})).then((function(t){for(var s=t.shift(),n=s.files,a=0;a<n.length;a++){var o=n[a],h=o.fileNameStr,u=r.resolve(o.fileNameStr);i.file(u,o.decompressed,{binary:!0,optimizedBinaryString:!0,date:o.date,dir:o.dir,comment:o.fileCommentStr.length?o.fileCommentStr:null,unixPermissions:o.unixPermissions,dosPermissions:o.dosPermissions,createFolders:e.createFolders}),o.dir||(i.file(u).unsafeOriginalName=h)}return s.zipComment.length&&(i.comment=s.zipComment),i}))}},{"./external":6,"./nodejsUtils":14,"./stream/Crc32Probe":25,"./utf8":31,"./utils":32,"./zipEntries":33}],12:[function(t,e,i){var r=t("../utils"),s=t("../stream/GenericWorker");function n(t,e){s.call(this,"Nodejs stream input adapter for "+t),this._upstreamEnded=!1,this._bindStream(e)}r.inherits(n,s),n.prototype._bindStream=function(t){var e=this;(this._stream=t).pause(),t.on("data",(function(t){e.push({data:t,meta:{percent:0}})})).on("error",(function(t){e.isPaused?this.generatedError=t:e.error(t)})).on("end",(function(){e.isPaused?e._upstreamEnded=!0:e.end()}))},n.prototype.pause=function(){return!!s.prototype.pause.call(this)&&(this._stream.pause(),!0)},n.prototype.resume=function(){return!!s.prototype.resume.call(this)&&(this._upstreamEnded?this.end():this._stream.resume(),!0)},e.exports=n},{"../stream/GenericWorker":28,"../utils":32}],13:[function(t,e,i){var r=t("readable-stream").Readable;function s(t,e,i){r.call(this,e),this._helper=t;var s=this;t.on("data",(function(t,e){s.push(t)||s._helper.pause(),i&&i(e)})).on("error",(function(t){s.emit("error",t)})).on("end",(function(){s.push(null)}))}t("../utils").inherits(s,r),s.prototype._read=function(){this._helper.resume()},e.exports=s},{"../utils":32,"readable-stream":16}],14:[function(t,e,i){e.exports={isNode:void 0!==ji,newBufferFrom:function(t,e){if(ji.from&&ji.from!==Uint8Array.from)return ji.from(t,e);if("number"==typeof t)throw new Error('The "data" argument must not be a number');return new ji(t,e)},allocBuffer:function(t){if(ji.alloc)return ji.alloc(t);var e=new ji(t);return e.fill(0),e},isBuffer:function(t){return ji.isBuffer(t)},isStream:function(t){return t&&"function"==typeof t.on&&"function"==typeof t.pause&&"function"==typeof t.resume}}},{}],15:[function(t,e,i){function r(t,e,i){var r,s=n.getTypeOf(e),o=n.extend(i||{},h);o.date=o.date||new Date,null!==o.compression&&(o.compression=o.compression.toUpperCase()),"string"==typeof o.unixPermissions&&(o.unixPermissions=parseInt(o.unixPermissions,8)),o.unixPermissions&&16384&o.unixPermissions&&(o.dir=!0),o.dosPermissions&&16&o.dosPermissions&&(o.dir=!0),o.dir&&(t=m(t)),o.createFolders&&(r=p(t))&&g.call(this,r,!0);var c="string"===s&&!1===o.binary&&!1===o.base64;i&&void 0!==i.binary||(o.binary=!c),(e instanceof u&&0===e.uncompressedSize||o.dir||!e||0===e.length)&&(o.base64=!1,o.binary=!0,e="",o.compression="STORE",s="string");var _=null;_=e instanceof u||e instanceof a?e:f.isNode&&f.isStream(e)?new d(t,e):n.prepareContent(t,e,o.binary,o.optimizedBinaryString,o.base64);var y=new l(t,_,o);this.files[t]=y}var s=t("./utf8"),n=t("./utils"),a=t("./stream/GenericWorker"),o=t("./stream/StreamHelper"),h=t("./defaults"),u=t("./compressedObject"),l=t("./zipObject"),c=t("./generate"),f=t("./nodejsUtils"),d=t("./nodejs/NodejsStreamInputAdapter"),p=function(t){"/"===t.slice(-1)&&(t=t.substring(0,t.length-1));var e=t.lastIndexOf("/");return 0<e?t.substring(0,e):""},m=function(t){return"/"!==t.slice(-1)&&(t+="/"),t},g=function(t,e){return e=void 0!==e?e:h.createFolders,t=m(t),this.files[t]||r.call(this,t,null,{dir:!0,createFolders:e}),this.files[t]};function _(t){return"[object RegExp]"===Object.prototype.toString.call(t)}var y={load:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},forEach:function(t){var e,i,r;for(e in this.files)r=this.files[e],(i=e.slice(this.root.length,e.length))&&e.slice(0,this.root.length)===this.root&&t(i,r)},filter:function(t){var e=[];return this.forEach((function(i,r){t(i,r)&&e.push(r)})),e},file:function(t,e,i){if(1!==arguments.length)return t=this.root+t,r.call(this,t,e,i),this;if(_(t)){var s=t;return this.filter((function(t,e){return!e.dir&&s.test(t)}))}var n=this.files[this.root+t];return n&&!n.dir?n:null},folder:function(t){if(!t)return this;if(_(t))return this.filter((function(e,i){return i.dir&&t.test(e)}));var e=this.root+t,i=g.call(this,e),r=this.clone();return r.root=i.name,r},remove:function(t){t=this.root+t;var e=this.files[t];if(e||("/"!==t.slice(-1)&&(t+="/"),e=this.files[t]),e&&!e.dir)delete this.files[t];else for(var i=this.filter((function(e,i){return i.name.slice(0,t.length)===t})),r=0;r<i.length;r++)delete this.files[i[r].name];return this},generate:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},generateInternalStream:function(t){var e,i={};try{if((i=n.extend(t||{},{streamFiles:!1,compression:"STORE",compressionOptions:null,type:"",platform:"DOS",comment:null,mimeType:"application/zip",encodeFileName:s.utf8encode})).type=i.type.toLowerCase(),i.compression=i.compression.toUpperCase(),"binarystring"===i.type&&(i.type="string"),!i.type)throw new Error("No output type specified.");n.checkSupport(i.type),"darwin"!==i.platform&&"freebsd"!==i.platform&&"linux"!==i.platform&&"sunos"!==i.platform||(i.platform="UNIX"),"win32"===i.platform&&(i.platform="DOS");var r=i.comment||this.comment||"";e=c.generateWorker(this,i,r)}catch(t){(e=new a("error")).error(t)}return new o(e,i.type||"string",i.mimeType)},generateAsync:function(t,e){return this.generateInternalStream(t).accumulate(e)},generateNodeStream:function(t,e){return(t=t||{}).type||(t.type="nodebuffer"),this.generateInternalStream(t).toNodejsStream(e)}};e.exports=y},{"./compressedObject":2,"./defaults":5,"./generate":9,"./nodejs/NodejsStreamInputAdapter":12,"./nodejsUtils":14,"./stream/GenericWorker":28,"./stream/StreamHelper":29,"./utf8":31,"./utils":32,"./zipObject":35}],16:[function(t,e,i){e.exports=t("stream")},{stream:void 0}],17:[function(t,e,i){var r=t("./DataReader");function s(t){r.call(this,t);for(var e=0;e<this.data.length;e++)t[e]=255&t[e]}t("../utils").inherits(s,r),s.prototype.byteAt=function(t){return this.data[this.zero+t]},s.prototype.lastIndexOfSignature=function(t){for(var e=t.charCodeAt(0),i=t.charCodeAt(1),r=t.charCodeAt(2),s=t.charCodeAt(3),n=this.length-4;0<=n;--n)if(this.data[n]===e&&this.data[n+1]===i&&this.data[n+2]===r&&this.data[n+3]===s)return n-this.zero;return-1},s.prototype.readAndCheckSignature=function(t){var e=t.charCodeAt(0),i=t.charCodeAt(1),r=t.charCodeAt(2),s=t.charCodeAt(3),n=this.readData(4);return e===n[0]&&i===n[1]&&r===n[2]&&s===n[3]},s.prototype.readData=function(t){if(this.checkOffset(t),0===t)return[];var e=this.data.slice(this.zero+this.index,this.zero+this.index+t);return this.index+=t,e},e.exports=s},{"../utils":32,"./DataReader":18}],18:[function(t,e,i){var r=t("../utils");function s(t){this.data=t,this.length=t.length,this.index=0,this.zero=0}s.prototype={checkOffset:function(t){this.checkIndex(this.index+t)},checkIndex:function(t){if(this.length<this.zero+t||t<0)throw new Error("End of data reached (data length = "+this.length+", asked index = "+t+"). Corrupted zip ?")},setIndex:function(t){this.checkIndex(t),this.index=t},skip:function(t){this.setIndex(this.index+t)},byteAt:function(){},readInt:function(t){var e,i=0;for(this.checkOffset(t),e=this.index+t-1;e>=this.index;e--)i=(i<<8)+this.byteAt(e);return this.index+=t,i},readString:function(t){return r.transformTo("string",this.readData(t))},readData:function(){},lastIndexOfSignature:function(){},readAndCheckSignature:function(){},readDate:function(){var t=this.readInt(4);return new Date(Date.UTC(1980+(t>>25&127),(t>>21&15)-1,t>>16&31,t>>11&31,t>>5&63,(31&t)<<1))}},e.exports=s},{"../utils":32}],19:[function(t,e,i){var r=t("./Uint8ArrayReader");function s(t){r.call(this,t)}t("../utils").inherits(s,r),s.prototype.readData=function(t){this.checkOffset(t);var e=this.data.slice(this.zero+this.index,this.zero+this.index+t);return this.index+=t,e},e.exports=s},{"../utils":32,"./Uint8ArrayReader":21}],20:[function(t,e,i){var r=t("./DataReader");function s(t){r.call(this,t)}t("../utils").inherits(s,r),s.prototype.byteAt=function(t){return this.data.charCodeAt(this.zero+t)},s.prototype.lastIndexOfSignature=function(t){return this.data.lastIndexOf(t)-this.zero},s.prototype.readAndCheckSignature=function(t){return t===this.readData(4)},s.prototype.readData=function(t){this.checkOffset(t);var e=this.data.slice(this.zero+this.index,this.zero+this.index+t);return this.index+=t,e},e.exports=s},{"../utils":32,"./DataReader":18}],21:[function(t,e,i){var r=t("./ArrayReader");function s(t){r.call(this,t)}t("../utils").inherits(s,r),s.prototype.readData=function(t){if(this.checkOffset(t),0===t)return new Uint8Array(0);var e=this.data.subarray(this.zero+this.index,this.zero+this.index+t);return this.index+=t,e},e.exports=s},{"../utils":32,"./ArrayReader":17}],22:[function(t,e,i){var r=t("../utils"),s=t("../support"),n=t("./ArrayReader"),a=t("./StringReader"),o=t("./NodeBufferReader"),h=t("./Uint8ArrayReader");e.exports=function(t){var e=r.getTypeOf(t);return r.checkSupport(e),"string"!==e||s.uint8array?"nodebuffer"===e?new o(t):s.uint8array?new h(r.transformTo("uint8array",t)):new n(r.transformTo("array",t)):new a(t)}},{"../support":30,"../utils":32,"./ArrayReader":17,"./NodeBufferReader":19,"./StringReader":20,"./Uint8ArrayReader":21}],23:[function(t,e,i){i.LOCAL_FILE_HEADER="PK",i.CENTRAL_FILE_HEADER="PK
",i.CENTRAL_DIRECTORY_END="PK",i.ZIP64_CENTRAL_DIRECTORY_LOCATOR="PK",i.ZIP64_CENTRAL_DIRECTORY_END="PK",i.DATA_DESCRIPTOR="PK\b"},{}],24:[function(t,e,i){var r=t("./GenericWorker"),s=t("../utils");function n(t){r.call(this,"ConvertWorker to "+t),this.destType=t}s.inherits(n,r),n.prototype.processChunk=function(t){this.push({data:s.transformTo(this.destType,t.data),meta:t.meta})},e.exports=n},{"../utils":32,"./GenericWorker":28}],25:[function(t,e,i){var r=t("./GenericWorker"),s=t("../crc32");function n(){r.call(this,"Crc32Probe"),this.withStreamInfo("crc32",0)}t("../utils").inherits(n,r),n.prototype.processChunk=function(t){this.streamInfo.crc32=s(t.data,this.streamInfo.crc32||0),this.push(t)},e.exports=n},{"../crc32":4,"../utils":32,"./GenericWorker":28}],26:[function(t,e,i){var r=t("../utils"),s=t("./GenericWorker");function n(t){s.call(this,"DataLengthProbe for "+t),this.propName=t,this.withStreamInfo(t,0)}r.inherits(n,s),n.prototype.processChunk=function(t){if(t){var e=this.streamInfo[this.propName]||0;this.streamInfo[this.propName]=e+t.data.length}s.prototype.processChunk.call(this,t)},e.exports=n},{"../utils":32,"./GenericWorker":28}],27:[function(t,e,i){var r=t("../utils"),s=t("./GenericWorker");function n(t){s.call(this,"DataWorker");var e=this;this.dataIsReady=!1,this.index=0,this.max=0,this.data=null,this.type="",this._tickScheduled=!1,t.then((function(t){e.dataIsReady=!0,e.data=t,e.max=t&&t.length||0,e.type=r.getTypeOf(t),e.isPaused||e._tickAndRepeat()}),(function(t){e.error(t)}))}r.inherits(n,s),n.prototype.cleanUp=function(){s.prototype.cleanUp.call(this),this.data=null},n.prototype.resume=function(){return!!s.prototype.resume.call(this)&&(!this._tickScheduled&&this.dataIsReady&&(this._tickScheduled=!0,r.delay(this._tickAndRepeat,[],this)),!0)},n.prototype._tickAndRepeat=function(){this._tickScheduled=!1,this.isPaused||this.isFinished||(this._tick(),this.isFinished||(r.delay(this._tickAndRepeat,[],this),this._tickScheduled=!0))},n.prototype._tick=function(){if(this.isPaused||this.isFinished)return!1;var t=null,e=Math.min(this.max,this.index+16384);if(this.index>=this.max)return this.end();switch(this.type){case"string":t=this.data.substring(this.index,e);break;case"uint8array":t=this.data.subarray(this.index,e);break;case"array":case"nodebuffer":t=this.data.slice(this.index,e)}return this.index=e,this.push({data:t,meta:{percent:this.max?this.index/this.max*100:0}})},e.exports=n},{"../utils":32,"./GenericWorker":28}],28:[function(t,e,i){function r(t){this.name=t||"default",this.streamInfo={},this.generatedError=null,this.extraStreamInfo={},this.isPaused=!0,this.isFinished=!1,this.isLocked=!1,this._listeners={data:[],end:[],error:[]},this.previous=null}r.prototype={push:function(t){this.emit("data",t)},end:function(){if(this.isFinished)return!1;this.flush();try{this.emit("end"),this.cleanUp(),this.isFinished=!0}catch(t){this.emit("error",t)}return!0},error:function(t){return!this.isFinished&&(this.isPaused?this.generatedError=t:(this.isFinished=!0,this.emit("error",t),this.previous&&this.previous.error(t),this.cleanUp()),!0)},on:function(t,e){return this._listeners[t].push(e),this},cleanUp:function(){this.streamInfo=this.generatedError=this.extraStreamInfo=null,this._listeners=[]},emit:function(t,e){if(this._listeners[t])for(var i=0;i<this._listeners[t].length;i++)this._listeners[t][i].call(this,e)},pipe:function(t){return t.registerPrevious(this)},registerPrevious:function(t){if(this.isLocked)throw new Error("The stream '"+this+"' has already been used.");this.streamInfo=t.streamInfo,this.mergeStreamInfo(),this.previous=t;var e=this;return t.on("data",(function(t){e.processChunk(t)})),t.on("end",(function(){e.end()})),t.on("error",(function(t){e.error(t)})),this},pause:function(){return!this.isPaused&&!this.isFinished&&(this.isPaused=!0,this.previous&&this.previous.pause(),!0)},resume:function(){if(!this.isPaused||this.isFinished)return!1;var t=this.isPaused=!1;return this.generatedError&&(this.error(this.generatedError),t=!0),this.previous&&this.previous.resume(),!t},flush:function(){},processChunk:function(t){this.push(t)},withStreamInfo:function(t,e){return this.extraStreamInfo[t]=e,this.mergeStreamInfo(),this},mergeStreamInfo:function(){for(var t in this.extraStreamInfo)Object.prototype.hasOwnProperty.call(this.extraStreamInfo,t)&&(this.streamInfo[t]=this.extraStreamInfo[t])},lock:function(){if(this.isLocked)throw new Error("The stream '"+this+"' has already been used.");this.isLocked=!0,this.previous&&this.previous.lock()},toString:function(){var t="Worker "+this.name;return this.previous?this.previous+" -> "+t:t}},e.exports=r},{}],29:[function(t,e,i){var r=t("../utils"),s=t("./ConvertWorker"),n=t("./GenericWorker"),a=t("../base64"),o=t("../support"),h=t("../external"),u=null;if(o.nodestream)try{u=t("../nodejs/NodejsStreamOutputAdapter")}catch(t){}function l(t,e){return new h.Promise((function(i,s){var n=[],o=t._internalType,h=t._outputType,u=t._mimeType;t.on("data",(function(t,i){n.push(t),e&&e(i)})).on("error",(function(t){n=[],s(t)})).on("end",(function(){try{var t=function(t,e,i){switch(t){case"blob":return r.newBlob(r.transformTo("arraybuffer",e),i);case"base64":return a.encode(e);default:return r.transformTo(t,e)}}(h,function(t,e){var i,r=0,s=null,n=0;for(i=0;i<e.length;i++)n+=e[i].length;switch(t){case"string":return e.join("");case"array":return Array.prototype.concat.apply([],e);case"uint8array":for(s=new Uint8Array(n),i=0;i<e.length;i++)s.set(e[i],r),r+=e[i].length;return s;case"nodebuffer":return ji.concat(e);default:throw new Error("concat : unsupported type '"+t+"'")}}(o,n),u);i(t)}catch(t){s(t)}n=[]})).resume()}))}function c(t,e,i){var a=e;switch(e){case"blob":case"arraybuffer":a="uint8array";break;case"base64":a="string"}try{this._internalType=a,this._outputType=e,this._mimeType=i,r.checkSupport(a),this._worker=t.pipe(new s(a)),t.lock()}catch(t){this._worker=new n("error"),this._worker.error(t)}}c.prototype={accumulate:function(t){return l(this,t)},on:function(t,e){var i=this;return"data"===t?this._worker.on(t,(function(t){e.call(i,t.data,t.meta)})):this._worker.on(t,(function(){r.delay(e,arguments,i)})),this},resume:function(){return r.delay(this._worker.resume,[],this._worker),this},pause:function(){return this._worker.pause(),this},toNodejsStream:function(t){if(r.checkSupport("nodestream"),"nodebuffer"!==this._outputType)throw new Error(this._outputType+" is not supported by this method");return new u(this,{objectMode:"nodebuffer"!==this._outputType},t)}},e.exports=c},{"../base64":1,"../external":6,"../nodejs/NodejsStreamOutputAdapter":13,"../support":30,"../utils":32,"./ConvertWorker":24,"./GenericWorker":28}],30:[function(t,e,i){if(i.base64=!0,i.array=!0,i.string=!0,i.arraybuffer="undefined"!=typeof ArrayBuffer&&"undefined"!=typeof Uint8Array,i.nodebuffer=void 0!==ji,i.uint8array="undefined"!=typeof Uint8Array,"undefined"==typeof ArrayBuffer)i.blob=!1;else{var r=new ArrayBuffer(0);try{i.blob=0===new Blob([r],{type:"application/zip"}).size}catch(t){try{var s=new(self.BlobBuilder||self.WebKitBlobBuilder||self.MozBlobBuilder||self.MSBlobBuilder);s.append(r),i.blob=0===s.getBlob("application/zip").size}catch(t){i.blob=!1}}}try{i.nodestream=!!t("readable-stream").Readable}catch(t){i.nodestream=!1}},{"readable-stream":16}],31:[function(t,e,i){for(var r=t("./utils"),s=t("./support"),n=t("./nodejsUtils"),a=t("./stream/GenericWorker"),o=new Array(256),h=0;h<256;h++)o[h]=252<=h?6:248<=h?5:240<=h?4:224<=h?3:192<=h?2:1;function u(){a.call(this,"utf-8 decode"),this.leftOver=null}function l(){a.call(this,"utf-8 encode")}o[254]=o[254]=1,i.utf8encode=function(t){return s.nodebuffer?n.newBufferFrom(t,"utf-8"):function(t){var e,i,r,n,a,o=t.length,h=0;for(n=0;n<o;n++)55296==(64512&(i=t.charCodeAt(n)))&&n+1<o&&56320==(64512&(r=t.charCodeAt(n+1)))&&(i=65536+(i-55296<<10)+(r-56320),n++),h+=i<128?1:i<2048?2:i<65536?3:4;for(e=s.uint8array?new Uint8Array(h):new Array(h),n=a=0;a<h;n++)55296==(64512&(i=t.charCodeAt(n)))&&n+1<o&&56320==(64512&(r=t.charCodeAt(n+1)))&&(i=65536+(i-55296<<10)+(r-56320),n++),i<128?e[a++]=i:(i<2048?e[a++]=192|i>>>6:(i<65536?e[a++]=224|i>>>12:(e[a++]=240|i>>>18,e[a++]=128|i>>>12&63),e[a++]=128|i>>>6&63),e[a++]=128|63&i);return e}(t)},i.utf8decode=function(t){return s.nodebuffer?r.transformTo("nodebuffer",t).toString("utf-8"):function(t){var e,i,s,n,a=t.length,h=new Array(2*a);for(e=i=0;e<a;)if((s=t[e++])<128)h[i++]=s;else if(4<(n=o[s]))h[i++]=65533,e+=n-1;else{for(s&=2===n?31:3===n?15:7;1<n&&e<a;)s=s<<6|63&t[e++],n--;1<n?h[i++]=65533:s<65536?h[i++]=s:(s-=65536,h[i++]=55296|s>>10&1023,h[i++]=56320|1023&s)}return h.length!==i&&(h.subarray?h=h.subarray(0,i):h.length=i),r.applyFromCharCode(h)}(t=r.transformTo(s.uint8array?"uint8array":"array",t))},r.inherits(u,a),u.prototype.processChunk=function(t){var e=r.transformTo(s.uint8array?"uint8array":"array",t.data);if(this.leftOver&&this.leftOver.length){if(s.uint8array){var n=e;(e=new Uint8Array(n.length+this.leftOver.length)).set(this.leftOver,0),e.set(n,this.leftOver.length)}else e=this.leftOver.concat(e);this.leftOver=null}var a=function(t,e){var i;for((e=e||t.length)>t.length&&(e=t.length),i=e-1;0<=i&&128==(192&t[i]);)i--;return i<0||0===i?e:i+o[t[i]]>e?i:e}(e),h=e;a!==e.length&&(s.uint8array?(h=e.subarray(0,a),this.leftOver=e.subarray(a,e.length)):(h=e.slice(0,a),this.leftOver=e.slice(a,e.length))),this.push({data:i.utf8decode(h),meta:t.meta})},u.prototype.flush=function(){this.leftOver&&this.leftOver.length&&(this.push({data:i.utf8decode(this.leftOver),meta:{}}),this.leftOver=null)},i.Utf8DecodeWorker=u,r.inherits(l,a),l.prototype.processChunk=function(t){this.push({data:i.utf8encode(t.data),meta:t.meta})},i.Utf8EncodeWorker=l},{"./nodejsUtils":14,"./stream/GenericWorker":28,"./support":30,"./utils":32}],32:[function(t,e,i){var r=t("./support"),s=t("./base64"),n=t("./nodejsUtils"),a=t("./external");function o(t){return t}function h(t,e){for(var i=0;i<t.length;++i)e[i]=255&t.charCodeAt(i);return e}t("setimmediate"),i.newBlob=function(t,e){i.checkSupport("blob");try{return new Blob([t],{type:e})}catch(i){try{var r=new(self.BlobBuilder||self.WebKitBlobBuilder||self.MozBlobBuilder||self.MSBlobBuilder);return r.append(t),r.getBlob(e)}catch(t){throw new Error("Bug : can't construct the Blob.")}}};var u={stringifyByChunk:function(t,e,i){var r=[],s=0,n=t.length;if(n<=i)return String.fromCharCode.apply(null,t);for(;s<n;)"array"===e||"nodebuffer"===e?r.push(String.fromCharCode.apply(null,t.slice(s,Math.min(s+i,n)))):r.push(String.fromCharCode.apply(null,t.subarray(s,Math.min(s+i,n)))),s+=i;return r.join("")},stringifyByChar:function(t){for(var e="",i=0;i<t.length;i++)e+=String.fromCharCode(t[i]);return e},applyCanBeUsed:{uint8array:function(){try{return r.uint8array&&1===String.fromCharCode.apply(null,new Uint8Array(1)).length}catch(t){return!1}}(),nodebuffer:function(){try{return r.nodebuffer&&1===String.fromCharCode.apply(null,n.allocBuffer(1)).length}catch(t){return!1}}()}};function l(t){var e=65536,r=i.getTypeOf(t),s=!0;if("uint8array"===r?s=u.applyCanBeUsed.uint8array:"nodebuffer"===r&&(s=u.applyCanBeUsed.nodebuffer),s)for(;1<e;)try{return u.stringifyByChunk(t,r,e)}catch(t){e=Math.floor(e/2)}return u.stringifyByChar(t)}function c(t,e){for(var i=0;i<t.length;i++)e[i]=t[i];return e}i.applyFromCharCode=l;var f={};f.string={string:o,array:function(t){return h(t,new Array(t.length))},arraybuffer:function(t){return f.string.uint8array(t).buffer},uint8array:function(t){return h(t,new Uint8Array(t.length))},nodebuffer:function(t){return h(t,n.allocBuffer(t.length))}},f.array={string:l,array:o,arraybuffer:function(t){return new Uint8Array(t).buffer},uint8array:function(t){return new Uint8Array(t)},nodebuffer:function(t){return n.newBufferFrom(t)}},f.arraybuffer={string:function(t){return l(new Uint8Array(t))},array:function(t){return c(new Uint8Array(t),new Array(t.byteLength))},arraybuffer:o,uint8array:function(t){return new Uint8Array(t)},nodebuffer:function(t){return n.newBufferFrom(new Uint8Array(t))}},f.uint8array={string:l,array:function(t){return c(t,new Array(t.length))},arraybuffer:function(t){return t.buffer},uint8array:o,nodebuffer:function(t){return n.newBufferFrom(t)}},f.nodebuffer={string:l,array:function(t){return c(t,new Array(t.length))},arraybuffer:function(t){return f.nodebuffer.uint8array(t).buffer},uint8array:function(t){return c(t,new Uint8Array(t.length))},nodebuffer:o},i.transformTo=function(t,e){if(e=e||"",!t)return e;i.checkSupport(t);var r=i.getTypeOf(e);return f[r][t](e)},i.resolve=function(t){for(var e=t.split("/"),i=[],r=0;r<e.length;r++){var s=e[r];"."===s||""===s&&0!==r&&r!==e.length-1||(".."===s?i.pop():i.push(s))}return i.join("/")},i.getTypeOf=function(t){return"string"==typeof t?"string":"[object Array]"===Object.prototype.toString.call(t)?"array":r.nodebuffer&&n.isBuffer(t)?"nodebuffer":r.uint8array&&t instanceof Uint8Array?"uint8array":r.arraybuffer&&t instanceof ArrayBuffer?"arraybuffer":void 0},i.checkSupport=function(t){if(!r[t.toLowerCase()])throw new Error(t+" is not supported by this platform")},i.MAX_VALUE_16BITS=65535,i.MAX_VALUE_32BITS=-1,i.pretty=function(t){var e,i,r="";for(i=0;i<(t||"").length;i++)r+="\\x"+((e=t.charCodeAt(i))<16?"0":"")+e.toString(16).toUpperCase();return r},i.delay=function(t,e,i){setImmediate((function(){t.apply(i||null,e||[])}))},i.inherits=function(t,e){function i(){}i.prototype=e.prototype,t.prototype=new i},i.extend=function(){var t,e,i={};for(t=0;t<arguments.length;t++)for(e in arguments[t])Object.prototype.hasOwnProperty.call(arguments[t],e)&&void 0===i[e]&&(i[e]=arguments[t][e]);return i},i.prepareContent=function(t,e,n,o,u){return a.Promise.resolve(e).then((function(t){return r.blob&&(t instanceof Blob||-1!==["[object File]","[object Blob]"].indexOf(Object.prototype.toString.call(t)))&&"undefined"!=typeof FileReader?new a.Promise((function(e,i){var r=new FileReader;r.onload=function(t){e(t.target.result)},r.onerror=function(t){i(t.target.error)},r.readAsArrayBuffer(t)})):t})).then((function(e){var l=i.getTypeOf(e);return l?("arraybuffer"===l?e=i.transformTo("uint8array",e):"string"===l&&(u?e=s.decode(e):n&&!0!==o&&(e=function(t){return h(t,r.uint8array?new Uint8Array(t.length):new Array(t.length))}(e))),e):a.Promise.reject(new Error("Can't read the data of '"+t+"'. Is it in a supported JavaScript type (String, Blob, ArrayBuffer, etc) ?"))}))}},{"./base64":1,"./external":6,"./nodejsUtils":14,"./support":30,setimmediate:54}],33:[function(t,e,i){var r=t("./reader/readerFor"),s=t("./utils"),n=t("./signature"),a=t("./zipEntry"),o=t("./support");function h(t){this.files=[],this.loadOptions=t}h.prototype={checkSignature:function(t){if(!this.reader.readAndCheckSignature(t)){this.reader.index-=4;var e=this.reader.readString(4);throw new Error("Corrupted zip or bug: unexpected signature ("+s.pretty(e)+", expected "+s.pretty(t)+")")}},isSignature:function(t,e){var i=this.reader.index;this.reader.setIndex(t);var r=this.reader.readString(4)===e;return this.reader.setIndex(i),r},readBlockEndOfCentral:function(){this.diskNumber=this.reader.readInt(2),this.diskWithCentralDirStart=this.reader.readInt(2),this.centralDirRecordsOnThisDisk=this.reader.readInt(2),this.centralDirRecords=this.reader.readInt(2),this.centralDirSize=this.reader.readInt(4),this.centralDirOffset=this.reader.readInt(4),this.zipCommentLength=this.reader.readInt(2);var t=this.reader.readData(this.zipCommentLength),e=o.uint8array?"uint8array":"array",i=s.transformTo(e,t);this.zipComment=this.loadOptions.decodeFileName(i)},readBlockZip64EndOfCentral:function(){this.zip64EndOfCentralSize=this.reader.readInt(8),this.reader.skip(4),this.diskNumber=this.reader.readInt(4),this.diskWithCentralDirStart=this.reader.readInt(4),this.centralDirRecordsOnThisDisk=this.reader.readInt(8),this.centralDirRecords=this.reader.readInt(8),this.centralDirSize=this.reader.readInt(8),this.centralDirOffset=this.reader.readInt(8),this.zip64ExtensibleData={};for(var t,e,i,r=this.zip64EndOfCentralSize-44;0<r;)t=this.reader.readInt(2),e=this.reader.readInt(4),i=this.reader.readData(e),this.zip64ExtensibleData[t]={id:t,length:e,value:i}},readBlockZip64EndOfCentralLocator:function(){if(this.diskWithZip64CentralDirStart=this.reader.readInt(4),this.relativeOffsetEndOfZip64CentralDir=this.reader.readInt(8),this.disksCount=this.reader.readInt(4),1<this.disksCount)throw new Error("Multi-volumes zip are not supported")},readLocalFiles:function(){var t,e;for(t=0;t<this.files.length;t++)e=this.files[t],this.reader.setIndex(e.localHeaderOffset),this.checkSignature(n.LOCAL_FILE_HEADER),e.readLocalPart(this.reader),e.handleUTF8(),e.processAttributes()},readCentralDir:function(){var t;for(this.reader.setIndex(this.centralDirOffset);this.reader.readAndCheckSignature(n.CENTRAL_FILE_HEADER);)(t=new a({zip64:this.zip64},this.loadOptions)).readCentralPart(this.reader),this.files.push(t);if(this.centralDirRecords!==this.files.length&&0!==this.centralDirRecords&&0===this.files.length)throw new Error("Corrupted zip or bug: expected "+this.centralDirRecords+" records in central dir, got "+this.files.length)},readEndOfCentral:function(){var t=this.reader.lastIndexOfSignature(n.CENTRAL_DIRECTORY_END);if(t<0)throw this.isSignature(0,n.LOCAL_FILE_HEADER)?new Error("Corrupted zip: can't find end of central directory"):new Error("Can't find end of central directory : is this a zip file ? If it is, see https://stuk.github.io/jszip/documentation/howto/read_zip.html");this.reader.setIndex(t);var e=t;if(this.checkSignature(n.CENTRAL_DIRECTORY_END),this.readBlockEndOfCentral(),this.diskNumber===s.MAX_VALUE_16BITS||this.diskWithCentralDirStart===s.MAX_VALUE_16BITS||this.centralDirRecordsOnThisDisk===s.MAX_VALUE_16BITS||this.centralDirRecords===s.MAX_VALUE_16BITS||this.centralDirSize===s.MAX_VALUE_32BITS||this.centralDirOffset===s.MAX_VALUE_32BITS){if(this.zip64=!0,(t=this.reader.lastIndexOfSignature(n.ZIP64_CENTRAL_DIRECTORY_LOCATOR))<0)throw new Error("Corrupted zip: can't find the ZIP64 end of central directory locator");if(this.reader.setIndex(t),this.checkSignature(n.ZIP64_CENTRAL_DIRECTORY_LOCATOR),this.readBlockZip64EndOfCentralLocator(),!this.isSignature(this.relativeOffsetEndOfZip64CentralDir,n.ZIP64_CENTRAL_DIRECTORY_END)&&(this.relativeOffsetEndOfZip64CentralDir=this.reader.lastIndexOfSignature(n.ZIP64_CENTRAL_DIRECTORY_END),this.relativeOffsetEndOfZip64CentralDir<0))throw new Error("Corrupted zip: can't find the ZIP64 end of central directory");this.reader.setIndex(this.relativeOffsetEndOfZip64CentralDir),this.checkSignature(n.ZIP64_CENTRAL_DIRECTORY_END),this.readBlockZip64EndOfCentral()}var i=this.centralDirOffset+this.centralDirSize;this.zip64&&(i+=20,i+=12+this.zip64EndOfCentralSize);var r=e-i;if(0<r)this.isSignature(e,n.CENTRAL_FILE_HEADER)||(this.reader.zero=r);else if(r<0)throw new Error("Corrupted zip: missing "+Math.abs(r)+" bytes.")},prepareReader:function(t){this.reader=r(t)},load:function(t){this.prepareReader(t),this.readEndOfCentral(),this.readCentralDir(),this.readLocalFiles()}},e.exports=h},{"./reader/readerFor":22,"./signature":23,"./support":30,"./utils":32,"./zipEntry":34}],34:[function(t,e,i){var r=t("./reader/readerFor"),s=t("./utils"),n=t("./compressedObject"),a=t("./crc32"),o=t("./utf8"),h=t("./compressions"),u=t("./support");function l(t,e){this.options=t,this.loadOptions=e}l.prototype={isEncrypted:function(){return!(1&~this.bitFlag)},useUTF8:function(){return!(2048&~this.bitFlag)},readLocalPart:function(t){var e,i;if(t.skip(22),this.fileNameLength=t.readInt(2),i=t.readInt(2),this.fileName=t.readData(this.fileNameLength),t.skip(i),-1===this.compressedSize||-1===this.uncompressedSize)throw new Error("Bug or corrupted zip : didn't get enough information from the central directory (compressedSize === -1 || uncompressedSize === -1)");if(null===(e=function(t){for(var e in h)if(Object.prototype.hasOwnProperty.call(h,e)&&h[e].magic===t)return h[e];return null}(this.compressionMethod)))throw new Error("Corrupted zip : compression "+s.pretty(this.compressionMethod)+" unknown (inner file : "+s.transformTo("string",this.fileName)+")");this.decompressed=new n(this.compressedSize,this.uncompressedSize,this.crc32,e,t.readData(this.compressedSize))},readCentralPart:function(t){this.versionMadeBy=t.readInt(2),t.skip(2),this.bitFlag=t.readInt(2),this.compressionMethod=t.readString(2),this.date=t.readDate(),this.crc32=t.readInt(4),this.compressedSize=t.readInt(4),this.uncompressedSize=t.readInt(4);var e=t.readInt(2);if(this.extraFieldsLength=t.readInt(2),this.fileCommentLength=t.readInt(2),this.diskNumberStart=t.readInt(2),this.internalFileAttributes=t.readInt(2),this.externalFileAttributes=t.readInt(4),this.localHeaderOffset=t.readInt(4),this.isEncrypted())throw new Error("Encrypted zip are not supported");t.skip(e),this.readExtraFields(t),this.parseZIP64ExtraField(t),this.fileComment=t.readData(this.fileCommentLength)},processAttributes:function(){this.unixPermissions=null,this.dosPermissions=null;var t=this.versionMadeBy>>8;this.dir=!!(16&this.externalFileAttributes),0==t&&(this.dosPermissions=63&this.externalFileAttributes),3==t&&(this.unixPermissions=this.externalFileAttributes>>16&65535),this.dir||"/"!==this.fileNameStr.slice(-1)||(this.dir=!0)},parseZIP64ExtraField:function(){if(this.extraFields[1]){var t=r(this.extraFields[1].value);this.uncompressedSize===s.MAX_VALUE_32BITS&&(this.uncompressedSize=t.readInt(8)),this.compressedSize===s.MAX_VALUE_32BITS&&(this.compressedSize=t.readInt(8)),this.localHeaderOffset===s.MAX_VALUE_32BITS&&(this.localHeaderOffset=t.readInt(8)),this.diskNumberStart===s.MAX_VALUE_32BITS&&(this.diskNumberStart=t.readInt(4))}},readExtraFields:function(t){var e,i,r,s=t.index+this.extraFieldsLength;for(this.extraFields||(this.extraFields={});t.index+4<s;)e=t.readInt(2),i=t.readInt(2),r=t.readData(i),this.extraFields[e]={id:e,length:i,value:r};t.setIndex(s)},handleUTF8:function(){var t=u.uint8array?"uint8array":"array";if(this.useUTF8())this.fileNameStr=o.utf8decode(this.fileName),this.fileCommentStr=o.utf8decode(this.fileComment);else{var e=this.findExtraFieldUnicodePath();if(null!==e)this.fileNameStr=e;else{var i=s.transformTo(t,this.fileName);this.fileNameStr=this.loadOptions.decodeFileName(i)}var r=this.findExtraFieldUnicodeComment();if(null!==r)this.fileCommentStr=r;else{var n=s.transformTo(t,this.fileComment);this.fileCommentStr=this.loadOptions.decodeFileName(n)}}},findExtraFieldUnicodePath:function(){var t=this.extraFields[28789];if(t){var e=r(t.value);return 1!==e.readInt(1)||a(this.fileName)!==e.readInt(4)?null:o.utf8decode(e.readData(t.length-5))}return null},findExtraFieldUnicodeComment:function(){var t=this.extraFields[25461];if(t){var e=r(t.value);return 1!==e.readInt(1)||a(this.fileComment)!==e.readInt(4)?null:o.utf8decode(e.readData(t.length-5))}return null}},e.exports=l},{"./compressedObject":2,"./compressions":3,"./crc32":4,"./reader/readerFor":22,"./support":30,"./utf8":31,"./utils":32}],35:[function(t,e,i){function r(t,e,i){this.name=t,this.dir=i.dir,this.date=i.date,this.comment=i.comment,this.unixPermissions=i.unixPermissions,this.dosPermissions=i.dosPermissions,this._data=e,this._dataBinary=i.binary,this.options={compression:i.compression,compressionOptions:i.compressionOptions}}var s=t("./stream/StreamHelper"),n=t("./stream/DataWorker"),a=t("./utf8"),o=t("./compressedObject"),h=t("./stream/GenericWorker");r.prototype={internalStream:function(t){var e=null,i="string";try{if(!t)throw new Error("No output type specified.");var r="string"===(i=t.toLowerCase())||"text"===i;"binarystring"!==i&&"text"!==i||(i="string"),e=this._decompressWorker();var n=!this._dataBinary;n&&!r&&(e=e.pipe(new a.Utf8EncodeWorker)),!n&&r&&(e=e.pipe(new a.Utf8DecodeWorker))}catch(t){(e=new h("error")).error(t)}return new s(e,i,"")},async:function(t,e){return this.internalStream(t).accumulate(e)},nodeStream:function(t,e){return this.internalStream(t||"nodebuffer").toNodejsStream(e)},_compressWorker:function(t,e){if(this._data instanceof o&&this._data.compression.magic===t.magic)return this._data.getCompressedWorker();var i=this._decompressWorker();return this._dataBinary||(i=i.pipe(new a.Utf8EncodeWorker)),o.createWorkerFrom(i,t,e)},_decompressWorker:function(){return this._data instanceof o?this._data.getContentWorker():this._data instanceof h?this._data:new n(this._data)}};for(var u=["asText","asBinary","asNodeBuffer","asUint8Array","asArrayBuffer"],l=function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade 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4===a?(i=r.deflateEnd(this.strm),this.onEnd(i),this.ended=!0,i===u):2!==a||(this.onEnd(u),!(o.avail_out=0))},d.prototype.onData=function(t){this.chunks.push(t)},d.prototype.onEnd=function(t){t===u&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=s.flattenChunks(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg},i.Deflate=d,i.deflate=p,i.deflateRaw=function(t,e){return(e=e||{}).raw=!0,p(t,e)},i.gzip=function(t,e){return(e=e||{}).gzip=!0,p(t,e)}},{"./utils/common":41,"./utils/strings":42,"./zlib/deflate":46,"./zlib/messages":51,"./zlib/zstream":53}],40:[function(t,e,i){var r=t("./zlib/inflate"),s=t("./utils/common"),n=t("./utils/strings"),a=t("./zlib/constants"),o=t("./zlib/messages"),h=t("./zlib/zstream"),u=t("./zlib/gzheader"),l=Object.prototype.toString;function c(t){if(!(this instanceof c))return new c(t);this.options=s.assign({chunkSize:16384,windowBits:0,to:""},t||{});var 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i===a.Z_STREAM_END&&(o=a.Z_FINISH),o===a.Z_FINISH?(i=r.inflateEnd(this.strm),this.onEnd(i),this.ended=!0,i===a.Z_OK):o!==a.Z_SYNC_FLUSH||(this.onEnd(a.Z_OK),!(d.avail_out=0))},c.prototype.onData=function(t){this.chunks.push(t)},c.prototype.onEnd=function(t){t===a.Z_OK&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=s.flattenChunks(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg},i.Inflate=c,i.inflate=f,i.inflateRaw=function(t,e){return(e=e||{}).raw=!0,f(t,e)},i.ungzip=f},{"./utils/common":41,"./utils/strings":42,"./zlib/constants":44,"./zlib/gzheader":47,"./zlib/inflate":49,"./zlib/messages":51,"./zlib/zstream":53}],41:[function(t,e,i){var r="undefined"!=typeof Uint8Array&&"undefined"!=typeof Uint16Array&&"undefined"!=typeof Int32Array;i.assign=function(t){for(var e=Array.prototype.slice.call(arguments,1);e.length;){var i=e.shift();if(i){if("object"!=typeof i)throw new TypeError(i+"must be non-object");for(var r in 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s.Buf16(2*y+1),z(this.depth),this.l_buf=0,this.lit_bufsize=0,this.last_lit=0,this.d_buf=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0}function Z(t){var e;return t&&t.state?(t.total_in=t.total_out=0,t.data_type=m,(e=t.state).pending=0,e.pending_out=0,e.wrap<0&&(e.wrap=-e.wrap),e.status=e.wrap?A:S,t.adler=2===e.wrap?0:1,e.last_flush=u,n._tr_init(e),c):R(t,f)}function Y(t){var e=Z(t);return e===c&&function(t){t.window_size=2*t.w_size,z(t.head),t.max_lazy_match=r[t.level].max_lazy,t.good_match=r[t.level].good_length,t.nice_match=r[t.level].nice_length,t.max_chain_length=r[t.level].max_chain,t.strstart=0,t.block_start=0,t.lookahead=0,t.insert=0,t.match_length=t.prev_length=x-1,t.match_available=0,t.ins_h=0}(t.state),e}function H(t,e,i,r,n,a){if(!t)return f;var o=1;if(e===d&&(e=6),r<0?(o=0,r=-r):15<r&&(o=2,r-=16),n<1||_<n||i!==g||r<8||15<r||e<0||9<e||a<0||p<a)return R(t,f);8===r&&(r=9);var h=new W;return(t.state=h).strm=t,h.wrap=o,h.gzhead=null,h.w_bits=r,h.w_size=1<<h.w_bits,h.w_mask=h.w_size-1,h.hash_bits=n+7,h.hash_size=1<<h.hash_bits,h.hash_mask=h.hash_size-1,h.hash_shift=~~((h.hash_bits+x-1)/x),h.window=new s.Buf8(2*h.w_size),h.head=new s.Buf16(h.hash_size),h.prev=new s.Buf16(h.w_size),h.lit_bufsize=1<<n+6,h.pending_buf_size=4*h.lit_bufsize,h.pending_buf=new s.Buf8(h.pending_buf_size),h.d_buf=1*h.lit_bufsize,h.l_buf=3*h.lit_bufsize,h.level=e,h.strategy=a,h.method=i,Y(t)}r=[new G(0,0,0,0,(function(t,e){var i=65535;for(i>t.pending_buf_size-5&&(i=t.pending_buf_size-5);;){if(t.lookahead<=1){if(j(t),0===t.lookahead&&e===u)return C;if(0===t.lookahead)break}t.strstart+=t.lookahead,t.lookahead=0;var r=t.block_start+i;if((0===t.strstart||t.strstart>=r)&&(t.lookahead=t.strstart-r,t.strstart=r,B(t,!1),0===t.strm.avail_out))return C;if(t.strstart-t.block_start>=t.w_size-E&&(B(t,!1),0===t.strm.avail_out))return C}return t.insert=0,e===l?(B(t,!0),0===t.strm.avail_out?O:P):(t.strstart>t.block_start&&(B(t,!1),t.strm.avail_out),C)})),new G(4,4,8,4,F),new G(4,5,16,8,F),new G(4,6,32,32,F),new G(4,4,16,16,q),new G(8,16,32,32,q),new G(8,16,128,128,q),new G(8,32,128,256,q),new G(32,128,258,1024,q),new G(32,258,258,4096,q)],i.deflateInit=function(t,e){return H(t,e,g,15,8,0)},i.deflateInit2=H,i.deflateReset=Y,i.deflateResetKeep=Z,i.deflateSetHeader=function(t,e){return t&&t.state?2!==t.state.wrap?f:(t.state.gzhead=e,c):f},i.deflate=function(t,e){var i,s,a,h;if(!t||!t.state||5<e||e<0)return t?R(t,f):f;if(s=t.state,!t.output||!t.input&&0!==t.avail_in||666===s.status&&e!==l)return R(t,0===t.avail_out?-5:f);if(s.strm=t,i=s.last_flush,s.last_flush=e,s.status===A)if(2===s.wrap)t.adler=0,L(s,31),L(s,139),L(s,8),s.gzhead?(L(s,(s.gzhead.text?1:0)+(s.gzhead.hcrc?2:0)+(s.gzhead.extra?4:0)+(s.gzhead.name?8:0)+(s.gzhead.comment?16:0)),L(s,255&s.gzhead.time),L(s,s.gzhead.time>>8&255),L(s,s.gzhead.time>>16&255),L(s,s.gzhead.time>>24&255),L(s,9===s.level?2:2<=s.strategy||s.level<2?4:0),L(s,255&s.gzhead.os),s.gzhead.extra&&s.gzhead.extra.length&&(L(s,255&s.gzhead.extra.length),L(s,s.gzhead.extra.length>>8&255)),s.gzhead.hcrc&&(t.adler=o(t.adler,s.pending_buf,s.pending,0)),s.gzindex=0,s.status=69):(L(s,0),L(s,0),L(s,0),L(s,0),L(s,0),L(s,9===s.level?2:2<=s.strategy||s.level<2?4:0),L(s,3),s.status=S);else{var 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s.status=103;if(103===s.status&&(s.gzhead.hcrc?(s.pending+2>s.pending_buf_size&&T(t),s.pending+2<=s.pending_buf_size&&(L(s,255&t.adler),L(s,t.adler>>8&255),t.adler=0,s.status=S)):s.status=S),0!==s.pending){if(T(t),0===t.avail_out)return s.last_flush=-1,c}else if(0===t.avail_in&&N(e)<=N(i)&&e!==l)return R(t,-5);if(666===s.status&&0!==t.avail_in)return R(t,-5);if(0!==t.avail_in||0!==s.lookahead||e!==u&&666!==s.status){var p=2===s.strategy?function(t,e){for(var i;;){if(0===t.lookahead&&(j(t),0===t.lookahead)){if(e===u)return C;break}if(t.match_length=0,i=n._tr_tally(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++,i&&(B(t,!1),0===t.strm.avail_out))return C}return t.insert=0,e===l?(B(t,!0),0===t.strm.avail_out?O:P):t.last_lit&&(B(t,!1),0===t.strm.avail_out)?C:I}(s,e):3===s.strategy?function(t,e){for(var i,r,s,a,o=t.window;;){if(t.lookahead<=k){if(j(t),t.lookahead<=k&&e===u)return C;if(0===t.lookahead)break}if(t.match_length=0,t.lookahead>=x&&0<t.strstart&&(r=o[s=t.strstart-1])===o[++s]&&r===o[++s]&&r===o[++s]){a=t.strstart+k;do{}while(r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&s<a);t.match_length=k-(a-s),t.match_length>t.lookahead&&(t.match_length=t.lookahead)}if(t.match_length>=x?(i=n._tr_tally(t,1,t.match_length-x),t.lookahead-=t.match_length,t.strstart+=t.match_length,t.match_length=0):(i=n._tr_tally(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++),i&&(B(t,!1),0===t.strm.avail_out))return C}return t.insert=0,e===l?(B(t,!0),0===t.strm.avail_out?O:P):t.last_lit&&(B(t,!1),0===t.strm.avail_out)?C:I}(s,e):r[s.level].func(s,e);if(p!==O&&p!==P||(s.status=666),p===C||p===O)return 0===t.avail_out&&(s.last_flush=-1),c;if(p===I&&(1===e?n._tr_align(s):5!==e&&(n._tr_stored_block(s,0,0,!1),3===e&&(z(s.head),0===s.lookahead&&(s.strstart=0,s.block_start=0,s.insert=0))),T(t),0===t.avail_out))return s.last_flush=-1,c}return e!==l?c:s.wrap<=0?1:(2===s.wrap?(L(s,255&t.adler),L(s,t.adler>>8&255),L(s,t.adler>>16&255),L(s,t.adler>>24&255),L(s,255&t.total_in),L(s,t.total_in>>8&255),L(s,t.total_in>>16&255),L(s,t.total_in>>24&255)):(D(s,t.adler>>>16),D(s,65535&t.adler)),T(t),0<s.wrap&&(s.wrap=-s.wrap),0!==s.pending?c:1)},i.deflateEnd=function(t){var e;return t&&t.state?(e=t.state.status)!==A&&69!==e&&73!==e&&91!==e&&103!==e&&e!==S&&666!==e?R(t,f):(t.state=null,e===S?R(t,-3):c):f},i.deflateSetDictionary=function(t,e){var i,r,n,o,h,u,l,d,p=e.length;if(!t||!t.state)return f;if(2===(o=(i=t.state).wrap)||1===o&&i.status!==A||i.lookahead)return f;for(1===o&&(t.adler=a(t.adler,e,p,0)),i.wrap=0,p>=i.w_size&&(0===o&&(z(i.head),i.strstart=0,i.block_start=0,i.insert=0),d=new s.Buf8(i.w_size),s.arraySet(d,e,p-i.w_size,i.w_size,0),e=d,p=i.w_size),h=t.avail_in,u=t.next_in,l=t.input,t.avail_in=p,t.next_in=0,t.input=e,j(i);i.lookahead>=x;){for(r=i.strstart,n=i.lookahead-(x-1);i.ins_h=(i.ins_h<<i.hash_shift^i.window[r+x-1])&i.hash_mask,i.prev[r&i.w_mask]=i.head[i.ins_h],i.head[i.ins_h]=r,r++,--n;);i.strstart=r,i.lookahead=x-1,j(i)}return i.strstart+=i.lookahead,i.block_start=i.strstart,i.insert=i.lookahead,i.lookahead=0,i.match_length=i.prev_length=x-1,i.match_available=0,t.next_in=u,t.input=l,t.avail_in=h,i.wrap=o,c},i.deflateInfo="pako deflate (from Nodeca project)"},{"../utils/common":41,"./adler32":43,"./crc32":45,"./messages":51,"./trees":52}],47:[function(t,e,i){e.exports=function(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1}},{}],48:[function(t,e,i){e.exports=function(t,e){var i,r,s,n,a,o,h,u,l,c,f,d,p,m,g,_,y,v,b,w,M,x,k,E,A;i=t.state,r=t.next_in,E=t.input,s=r+(t.avail_in-5),n=t.next_out,A=t.output,a=n-(e-t.avail_out),o=n+(t.avail_out-257),h=i.dmax,u=i.wsize,l=i.whave,c=i.wnext,f=i.window,d=i.hold,p=i.bits,m=i.lencode,g=i.distcode,_=(1<<i.lenbits)-1,y=(1<<i.distbits)-1;t:do{p<15&&(d+=E[r++]<<p,p+=8,d+=E[r++]<<p,p+=8),v=m[d&_];e:for(;;){if(d>>>=b=v>>>24,p-=b,0==(b=v>>>16&255))A[n++]=65535&v;else{if(!(16&b)){if(!(64&b)){v=m[(65535&v)+(d&(1<<b)-1)];continue e}if(32&b){i.mode=12;break t}t.msg="invalid literal/length code",i.mode=30;break t}w=65535&v,(b&=15)&&(p<b&&(d+=E[r++]<<p,p+=8),w+=d&(1<<b)-1,d>>>=b,p-=b),p<15&&(d+=E[r++]<<p,p+=8,d+=E[r++]<<p,p+=8),v=g[d&y];i:for(;;){if(d>>>=b=v>>>24,p-=b,!(16&(b=v>>>16&255))){if(!(64&b)){v=g[(65535&v)+(d&(1<<b)-1)];continue i}t.msg="invalid distance code",i.mode=30;break t}if(M=65535&v,p<(b&=15)&&(d+=E[r++]<<p,(p+=8)<b&&(d+=E[r++]<<p,p+=8)),h<(M+=d&(1<<b)-1)){t.msg="invalid distance too far back",i.mode=30;break t}if(d>>>=b,p-=b,(b=n-a)<M){if(l<(b=M-b)&&i.sane){t.msg="invalid distance too far back",i.mode=30;break t}if(k=f,(x=0)===c){if(x+=u-b,b<w){for(w-=b;A[n++]=f[x++],--b;);x=n-M,k=A}}else if(c<b){if(x+=u+c-b,(b-=c)<w){for(w-=b;A[n++]=f[x++],--b;);if(x=0,c<w){for(w-=b=c;A[n++]=f[x++],--b;);x=n-M,k=A}}}else if(x+=c-b,b<w){for(w-=b;A[n++]=f[x++],--b;);x=n-M,k=A}for(;2<w;)A[n++]=k[x++],A[n++]=k[x++],A[n++]=k[x++],w-=3;w&&(A[n++]=k[x++],1<w&&(A[n++]=k[x++]))}else{for(x=n-M;A[n++]=A[x++],A[n++]=A[x++],A[n++]=A[x++],2<(w-=3););w&&(A[n++]=A[x++],1<w&&(A[n++]=A[x++]))}break}}break}}while(r<s&&n<o);r-=w=p>>3,d&=(1<<(p-=w<<3))-1,t.next_in=r,t.next_out=n,t.avail_in=r<s?s-r+5:5-(r-s),t.avail_out=n<o?o-n+257:257-(n-o),i.hold=d,i.bits=p}},{}],49:[function(t,e,i){var r=t("../utils/common"),s=t("./adler32"),n=t("./crc32"),a=t("./inffast"),o=t("./inftrees"),h=1,u=2,l=0,c=-2,f=1,d=852,p=592;function m(t){return(t>>>24&255)+(t>>>8&65280)+((65280&t)<<8)+((255&t)<<24)}function g(){this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new r.Buf16(320),this.work=new r.Buf16(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}function _(t){var e;return t&&t.state?(e=t.state,t.total_in=t.total_out=e.total=0,t.msg="",e.wrap&&(t.adler=1&e.wrap),e.mode=f,e.last=0,e.havedict=0,e.dmax=32768,e.head=null,e.hold=0,e.bits=0,e.lencode=e.lendyn=new r.Buf32(d),e.distcode=e.distdyn=new r.Buf32(p),e.sane=1,e.back=-1,l):c}function y(t){var e;return t&&t.state?((e=t.state).wsize=0,e.whave=0,e.wnext=0,_(t)):c}function v(t,e){var i,r;return t&&t.state?(r=t.state,e<0?(i=0,e=-e):(i=1+(e>>4),e<48&&(e&=15)),e&&(e<8||15<e)?c:(null!==r.window&&r.wbits!==e&&(r.window=null),r.wrap=i,r.wbits=e,y(t))):c}function b(t,e){var i,r;return t?(r=new g,(t.state=r).window=null,(i=v(t,e))!==l&&(t.state=null),i):c}var w,M,x=!0;function k(t){if(x){var e;for(w=new r.Buf32(512),M=new r.Buf32(32),e=0;e<144;)t.lens[e++]=8;for(;e<256;)t.lens[e++]=9;for(;e<280;)t.lens[e++]=7;for(;e<288;)t.lens[e++]=8;for(o(h,t.lens,0,288,w,0,t.work,{bits:9}),e=0;e<32;)t.lens[e++]=5;o(u,t.lens,0,32,M,0,t.work,{bits:5}),x=!1}t.lencode=w,t.lenbits=9,t.distcode=M,t.distbits=5}function E(t,e,i,s){var n,a=t.state;return null===a.window&&(a.wsize=1<<a.wbits,a.wnext=0,a.whave=0,a.window=new r.Buf8(a.wsize)),s>=a.wsize?(r.arraySet(a.window,e,i-a.wsize,a.wsize,0),a.wnext=0,a.whave=a.wsize):(s<(n=a.wsize-a.wnext)&&(n=s),r.arraySet(a.window,e,i-s,n,a.wnext),(s-=n)?(r.arraySet(a.window,e,i-s,s,0),a.wnext=s,a.whave=a.wsize):(a.wnext+=n,a.wnext===a.wsize&&(a.wnext=0),a.whave<a.wsize&&(a.whave+=n))),0}i.inflateReset=y,i.inflateReset2=v,i.inflateResetKeep=_,i.inflateInit=function(t){return b(t,15)},i.inflateInit2=b,i.inflate=function(t,e){var i,d,p,g,_,y,v,b,w,M,x,A,S,C,I,O,P,R,N,z,T,B,L,D,U=0,j=new r.Buf8(4),F=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15];if(!t||!t.state||!t.output||!t.input&&0!==t.avail_in)return c;12===(i=t.state).mode&&(i.mode=13),_=t.next_out,p=t.output,v=t.avail_out,g=t.next_in,d=t.input,y=t.avail_in,b=i.hold,w=i.bits,M=y,x=v,B=l;t:for(;;)switch(i.mode){case f:if(0===i.wrap){i.mode=13;break}for(;w<16;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(2&i.wrap&&35615===b){j[i.check=0]=255&b,j[1]=b>>>8&255,i.check=n(i.check,j,2,0),w=b=0,i.mode=2;break}if(i.flags=0,i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&b)<<8)+(b>>8))%31){t.msg="incorrect header check",i.mode=30;break}if(8!=(15&b)){t.msg="unknown compression method",i.mode=30;break}if(w-=4,T=8+(15&(b>>>=4)),0===i.wbits)i.wbits=T;else if(T>i.wbits){t.msg="invalid window size",i.mode=30;break}i.dmax=1<<T,t.adler=i.check=1,i.mode=512&b?10:12,w=b=0;break;case 2:for(;w<16;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(i.flags=b,8!=(255&i.flags)){t.msg="unknown compression method",i.mode=30;break}if(57344&i.flags){t.msg="unknown header flags set",i.mode=30;break}i.head&&(i.head.text=b>>8&1),512&i.flags&&(j[0]=255&b,j[1]=b>>>8&255,i.check=n(i.check,j,2,0)),w=b=0,i.mode=3;case 3:for(;w<32;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}i.head&&(i.head.time=b),512&i.flags&&(j[0]=255&b,j[1]=b>>>8&255,j[2]=b>>>16&255,j[3]=b>>>24&255,i.check=n(i.check,j,4,0)),w=b=0,i.mode=4;case 4:for(;w<16;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}i.head&&(i.head.xflags=255&b,i.head.os=b>>8),512&i.flags&&(j[0]=255&b,j[1]=b>>>8&255,i.check=n(i.check,j,2,0)),w=b=0,i.mode=5;case 5:if(1024&i.flags){for(;w<16;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}i.length=b,i.head&&(i.head.extra_len=b),512&i.flags&&(j[0]=255&b,j[1]=b>>>8&255,i.check=n(i.check,j,2,0)),w=b=0}else i.head&&(i.head.extra=null);i.mode=6;case 6:if(1024&i.flags&&(y<(A=i.length)&&(A=y),A&&(i.head&&(T=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Array(i.head.extra_len)),r.arraySet(i.head.extra,d,g,A,T)),512&i.flags&&(i.check=n(i.check,d,A,g)),y-=A,g+=A,i.length-=A),i.length))break t;i.length=0,i.mode=7;case 7:if(2048&i.flags){if(0===y)break t;for(A=0;T=d[g+A++],i.head&&T&&i.length<65536&&(i.head.name+=String.fromCharCode(T)),T&&A<y;);if(512&i.flags&&(i.check=n(i.check,d,A,g)),y-=A,g+=A,T)break t}else i.head&&(i.head.name=null);i.length=0,i.mode=8;case 8:if(4096&i.flags){if(0===y)break t;for(A=0;T=d[g+A++],i.head&&T&&i.length<65536&&(i.head.comment+=String.fromCharCode(T)),T&&A<y;);if(512&i.flags&&(i.check=n(i.check,d,A,g)),y-=A,g+=A,T)break t}else i.head&&(i.head.comment=null);i.mode=9;case 9:if(512&i.flags){for(;w<16;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(b!==(65535&i.check)){t.msg="header crc mismatch",i.mode=30;break}w=b=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),t.adler=i.check=0,i.mode=12;break;case 10:for(;w<32;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}t.adler=i.check=m(b),w=b=0,i.mode=11;case 11:if(0===i.havedict)return t.next_out=_,t.avail_out=v,t.next_in=g,t.avail_in=y,i.hold=b,i.bits=w,2;t.adler=i.check=1,i.mode=12;case 12:if(5===e||6===e)break t;case 13:if(i.last){b>>>=7&w,w-=7&w,i.mode=27;break}for(;w<3;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}switch(i.last=1&b,w-=1,3&(b>>>=1)){case 0:i.mode=14;break;case 1:if(k(i),i.mode=20,6!==e)break;b>>>=2,w-=2;break t;case 2:i.mode=17;break;case 3:t.msg="invalid block type",i.mode=30}b>>>=2,w-=2;break;case 14:for(b>>>=7&w,w-=7&w;w<32;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if((65535&b)!=(b>>>16^65535)){t.msg="invalid stored block lengths",i.mode=30;break}if(i.length=65535&b,w=b=0,i.mode=15,6===e)break t;case 15:i.mode=16;case 16:if(A=i.length){if(y<A&&(A=y),v<A&&(A=v),0===A)break t;r.arraySet(p,d,g,A,_),y-=A,g+=A,v-=A,_+=A,i.length-=A;break}i.mode=12;break;case 17:for(;w<14;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(i.nlen=257+(31&b),b>>>=5,w-=5,i.ndist=1+(31&b),b>>>=5,w-=5,i.ncode=4+(15&b),b>>>=4,w-=4,286<i.nlen||30<i.ndist){t.msg="too many length or distance symbols",i.mode=30;break}i.have=0,i.mode=18;case 18:for(;i.have<i.ncode;){for(;w<3;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}i.lens[F[i.have++]]=7&b,b>>>=3,w-=3}for(;i.have<19;)i.lens[F[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,L={bits:i.lenbits},B=o(0,i.lens,0,19,i.lencode,0,i.work,L),i.lenbits=L.bits,B){t.msg="invalid code lengths set",i.mode=30;break}i.have=0,i.mode=19;case 19:for(;i.have<i.nlen+i.ndist;){for(;O=(U=i.lencode[b&(1<<i.lenbits)-1])>>>16&255,P=65535&U,!((I=U>>>24)<=w);){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(P<16)b>>>=I,w-=I,i.lens[i.have++]=P;else{if(16===P){for(D=I+2;w<D;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(b>>>=I,w-=I,0===i.have){t.msg="invalid bit length repeat",i.mode=30;break}T=i.lens[i.have-1],A=3+(3&b),b>>>=2,w-=2}else if(17===P){for(D=I+3;w<D;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}w-=I,T=0,A=3+(7&(b>>>=I)),b>>>=3,w-=3}else{for(D=I+7;w<D;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}w-=I,T=0,A=11+(127&(b>>>=I)),b>>>=7,w-=7}if(i.have+A>i.nlen+i.ndist){t.msg="invalid bit length repeat",i.mode=30;break}for(;A--;)i.lens[i.have++]=T}}if(30===i.mode)break;if(0===i.lens[256]){t.msg="invalid code -- missing end-of-block",i.mode=30;break}if(i.lenbits=9,L={bits:i.lenbits},B=o(h,i.lens,0,i.nlen,i.lencode,0,i.work,L),i.lenbits=L.bits,B){t.msg="invalid literal/lengths set",i.mode=30;break}if(i.distbits=6,i.distcode=i.distdyn,L={bits:i.distbits},B=o(u,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,L),i.distbits=L.bits,B){t.msg="invalid distances set",i.mode=30;break}if(i.mode=20,6===e)break t;case 20:i.mode=21;case 21:if(6<=y&&258<=v){t.next_out=_,t.avail_out=v,t.next_in=g,t.avail_in=y,i.hold=b,i.bits=w,a(t,x),_=t.next_out,p=t.output,v=t.avail_out,g=t.next_in,d=t.input,y=t.avail_in,b=i.hold,w=i.bits,12===i.mode&&(i.back=-1);break}for(i.back=0;O=(U=i.lencode[b&(1<<i.lenbits)-1])>>>16&255,P=65535&U,!((I=U>>>24)<=w);){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(O&&!(240&O)){for(R=I,N=O,z=P;O=(U=i.lencode[z+((b&(1<<R+N)-1)>>R)])>>>16&255,P=65535&U,!(R+(I=U>>>24)<=w);){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}b>>>=R,w-=R,i.back+=R}if(b>>>=I,w-=I,i.back+=I,i.length=P,0===O){i.mode=26;break}if(32&O){i.back=-1,i.mode=12;break}if(64&O){t.msg="invalid literal/length code",i.mode=30;break}i.extra=15&O,i.mode=22;case 22:if(i.extra){for(D=i.extra;w<D;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}i.length+=b&(1<<i.extra)-1,b>>>=i.extra,w-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=23;case 23:for(;O=(U=i.distcode[b&(1<<i.distbits)-1])>>>16&255,P=65535&U,!((I=U>>>24)<=w);){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(!(240&O)){for(R=I,N=O,z=P;O=(U=i.distcode[z+((b&(1<<R+N)-1)>>R)])>>>16&255,P=65535&U,!(R+(I=U>>>24)<=w);){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}b>>>=R,w-=R,i.back+=R}if(b>>>=I,w-=I,i.back+=I,64&O){t.msg="invalid distance code",i.mode=30;break}i.offset=P,i.extra=15&O,i.mode=24;case 24:if(i.extra){for(D=i.extra;w<D;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}i.offset+=b&(1<<i.extra)-1,b>>>=i.extra,w-=i.extra,i.back+=i.extra}if(i.offset>i.dmax){t.msg="invalid distance too far back",i.mode=30;break}i.mode=25;case 25:if(0===v)break t;if(A=x-v,i.offset>A){if((A=i.offset-A)>i.whave&&i.sane){t.msg="invalid distance too far back",i.mode=30;break}S=A>i.wnext?(A-=i.wnext,i.wsize-A):i.wnext-A,A>i.length&&(A=i.length),C=i.window}else C=p,S=_-i.offset,A=i.length;for(v<A&&(A=v),v-=A,i.length-=A;p[_++]=C[S++],--A;);0===i.length&&(i.mode=21);break;case 26:if(0===v)break t;p[_++]=i.length,v--,i.mode=21;break;case 27:if(i.wrap){for(;w<32;){if(0===y)break t;y--,b|=d[g++]<<w,w+=8}if(x-=v,t.total_out+=x,i.total+=x,x&&(t.adler=i.check=i.flags?n(i.check,p,x,_-x):s(i.check,p,x,_-x)),x=v,(i.flags?b:m(b))!==i.check){t.msg="incorrect data check",i.mode=30;break}w=b=0}i.mode=28;case 28:if(i.wrap&&i.flags){for(;w<32;){if(0===y)break t;y--,b+=d[g++]<<w,w+=8}if(b!==(4294967295&i.total)){t.msg="incorrect length check",i.mode=30;break}w=b=0}i.mode=29;case 29:B=1;break t;case 30:B=-3;break t;case 31:return-4;default:return c}return t.next_out=_,t.avail_out=v,t.next_in=g,t.avail_in=y,i.hold=b,i.bits=w,(i.wsize||x!==t.avail_out&&i.mode<30&&(i.mode<27||4!==e))&&E(t,t.output,t.next_out,x-t.avail_out)?(i.mode=31,-4):(M-=t.avail_in,x-=t.avail_out,t.total_in+=M,t.total_out+=x,i.total+=x,i.wrap&&x&&(t.adler=i.check=i.flags?n(i.check,p,x,t.next_out-x):s(i.check,p,x,t.next_out-x)),t.data_type=i.bits+(i.last?64:0)+(12===i.mode?128:0)+(20===i.mode||15===i.mode?256:0),(0==M&&0===x||4===e)&&B===l&&(B=-5),B)},i.inflateEnd=function(t){if(!t||!t.state)return c;var e=t.state;return e.window&&(e.window=null),t.state=null,l},i.inflateGetHeader=function(t,e){var i;return t&&t.state&&2&(i=t.state).wrap?((i.head=e).done=!1,l):c},i.inflateSetDictionary=function(t,e){var i,r=e.length;return t&&t.state?0!==(i=t.state).wrap&&11!==i.mode?c:11===i.mode&&s(1,e,r,0)!==i.check?-3:E(t,e,r,r)?(i.mode=31,-4):(i.havedict=1,l):c},i.inflateInfo="pako inflate (from Nodeca project)"},{"../utils/common":41,"./adler32":43,"./crc32":45,"./inffast":48,"./inftrees":50}],50:[function(t,e,i){var r=t("../utils/common"),s=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],n=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],a=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],o=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];e.exports=function(t,e,i,h,u,l,c,f){var d,p,m,g,_,y,v,b,w,M=f.bits,x=0,k=0,E=0,A=0,S=0,C=0,I=0,O=0,P=0,R=0,N=null,z=0,T=new r.Buf16(16),B=new r.Buf16(16),L=null,D=0;for(x=0;x<=15;x++)T[x]=0;for(k=0;k<h;k++)T[e[i+k]]++;for(S=M,A=15;1<=A&&0===T[A];A--);if(A<S&&(S=A),0===A)return u[l++]=20971520,u[l++]=20971520,f.bits=1,0;for(E=1;E<A&&0===T[E];E++);for(S<E&&(S=E),x=O=1;x<=15;x++)if(O<<=1,(O-=T[x])<0)return-1;if(0<O&&(0===t||1!==A))return-1;for(B[1]=0,x=1;x<15;x++)B[x+1]=B[x]+T[x];for(k=0;k<h;k++)0!==e[i+k]&&(c[B[e[i+k]]++]=k);if(y=0===t?(N=L=c,19):1===t?(N=s,z-=257,L=n,D-=257,256):(N=a,L=o,-1),x=E,_=l,I=k=R=0,m=-1,g=(P=1<<(C=S))-1,1===t&&852<P||2===t&&592<P)return 1;for(;;){for(v=x-I,w=c[k]<y?(b=0,c[k]):c[k]>y?(b=L[D+c[k]],N[z+c[k]]):(b=96,0),d=1<<x-I,E=p=1<<C;u[_+(R>>I)+(p-=d)]=v<<24|b<<16|w,0!==p;);for(d=1<<x-1;R&d;)d>>=1;if(0!==d?(R&=d-1,R+=d):R=0,k++,0==--T[x]){if(x===A)break;x=e[i+c[k]]}if(S<x&&(R&g)!==m){for(0===I&&(I=S),_+=E,O=1<<(C=x-I);C+I<A&&!((O-=T[C+I])<=0);)C++,O<<=1;if(P+=1<<C,1===t&&852<P||2===t&&592<P)return 1;u[m=R&g]=S<<24|C<<16|_-l}}return 0!==R&&(u[_+R]=x-I<<24|64<<16),f.bits=S,0}},{"../utils/common":41}],51:[function(t,e,i){e.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"}},{}],52:[function(t,e,i){var r=t("../utils/common"),s=0,n=1;function a(t){for(var e=t.length;0<=--e;)t[e]=0}var o=0,h=29,u=256,l=u+1+h,c=30,f=19,d=2*l+1,p=15,m=16,g=7,_=256,y=16,v=17,b=18,w=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0],M=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13],x=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7],k=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],E=new Array(2*(l+2));a(E);var A=new Array(2*c);a(A);var S=new Array(512);a(S);var C=new Array(256);a(C);var I=new Array(h);a(I);var O,P,R,N=new Array(c);function z(t,e,i,r,s){this.static_tree=t,this.extra_bits=e,this.extra_base=i,this.elems=r,this.max_length=s,this.has_stree=t&&t.length}function T(t,e){this.dyn_tree=t,this.max_code=0,this.stat_desc=e}function B(t){return t<256?S[t]:S[256+(t>>>7)]}function L(t,e){t.pending_buf[t.pending++]=255&e,t.pending_buf[t.pending++]=e>>>8&255}function 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Y(t,e,i){var r,s,n,a,o=0;if(0!==t.last_lit)for(;r=t.pending_buf[t.d_buf+2*o]<<8|t.pending_buf[t.d_buf+2*o+1],s=t.pending_buf[t.l_buf+o],o++,0===r?U(t,s,e):(U(t,(n=C[s])+u+1,e),0!==(a=w[n])&&D(t,s-=I[n],a),U(t,n=B(--r),i),0!==(a=M[n])&&D(t,r-=N[n],a)),o<t.last_lit;);U(t,_,e)}function H(t,e){var i,r,s,n=e.dyn_tree,a=e.stat_desc.static_tree,o=e.stat_desc.has_stree,h=e.stat_desc.elems,u=-1;for(t.heap_len=0,t.heap_max=d,i=0;i<h;i++)0!==n[2*i]?(t.heap[++t.heap_len]=u=i,t.depth[i]=0):n[2*i+1]=0;for(;t.heap_len<2;)n[2*(s=t.heap[++t.heap_len]=u<2?++u:0)]=1,t.depth[s]=0,t.opt_len--,o&&(t.static_len-=a[2*s+1]);for(e.max_code=u,i=t.heap_len>>1;1<=i;i--)Z(t,n,i);for(s=h;i=t.heap[1],t.heap[1]=t.heap[t.heap_len--],Z(t,n,1),r=t.heap[1],t.heap[--t.heap_max]=i,t.heap[--t.heap_max]=r,n[2*s]=n[2*i]+n[2*r],t.depth[s]=(t.depth[i]>=t.depth[r]?t.depth[i]:t.depth[r])+1,n[2*i+1]=n[2*r+1]=s,t.heap[1]=s++,Z(t,n,1),2<=t.heap_len;);t.heap[--t.heap_max]=t.heap[1],function(t,e){var i,r,s,n,a,o,h=e.dyn_tree,u=e.max_code,l=e.stat_desc.static_tree,c=e.stat_desc.has_stree,f=e.stat_desc.extra_bits,m=e.stat_desc.extra_base,g=e.stat_desc.max_length,_=0;for(n=0;n<=p;n++)t.bl_count[n]=0;for(h[2*t.heap[t.heap_max]+1]=0,i=t.heap_max+1;i<d;i++)g<(n=h[2*h[2*(r=t.heap[i])+1]+1]+1)&&(n=g,_++),h[2*r+1]=n,u<r||(t.bl_count[n]++,a=0,m<=r&&(a=f[r-m]),o=h[2*r],t.opt_len+=o*(n+a),c&&(t.static_len+=o*(l[2*r+1]+a)));if(0!==_){do{for(n=g-1;0===t.bl_count[n];)n--;t.bl_count[n]--,t.bl_count[n+1]+=2,t.bl_count[g]--,_-=2}while(0<_);for(n=g;0!==n;n--)for(r=t.bl_count[n];0!==r;)u<(s=t.heap[--i])||(h[2*s+1]!==n&&(t.opt_len+=(n-h[2*s+1])*h[2*s],h[2*s+1]=n),r--)}}(t,e),F(n,u,t.bl_count)}function K(t,e,i){var r,s,n=-1,a=e[1],o=0,h=7,u=4;for(0===a&&(h=138,u=3),e[2*(i+1)+1]=65535,r=0;r<=i;r++)s=a,a=e[2*(r+1)+1],++o<h&&s===a||(o<u?t.bl_tree[2*s]+=o:0!==s?(s!==n&&t.bl_tree[2*s]++,t.bl_tree[2*y]++):o<=10?t.bl_tree[2*v]++:t.bl_tree[2*b]++,n=s,u=(o=0)===a?(h=138,3):s===a?(h=6,3):(h=7,4))}function X(t,e,i){var r,s,n=-1,a=e[1],o=0,h=7,u=4;for(0===a&&(h=138,u=3),r=0;r<=i;r++)if(s=a,a=e[2*(r+1)+1],!(++o<h&&s===a)){if(o<u)for(;U(t,s,t.bl_tree),0!=--o;);else 0!==s?(s!==n&&(U(t,s,t.bl_tree),o--),U(t,y,t.bl_tree),D(t,o-3,2)):o<=10?(U(t,v,t.bl_tree),D(t,o-3,3)):(U(t,b,t.bl_tree),D(t,o-11,7));n=s,u=(o=0)===a?(h=138,3):s===a?(h=6,3):(h=7,4)}}a(N);var J=!1;function Q(t,e,i,s){D(t,(o<<1)+(s?1:0),3),function(t,e,i,s){G(t),s&&(L(t,i),L(t,~i)),r.arraySet(t.pending_buf,t.window,e,i,t.pending),t.pending+=i}(t,e,i,!0)}i._tr_init=function(t){J||(function(){var t,e,i,r,s,n=new Array(p+1);for(r=i=0;r<h-1;r++)for(I[r]=i,t=0;t<1<<w[r];t++)C[i++]=r;for(C[i-1]=r,r=s=0;r<16;r++)for(N[r]=s,t=0;t<1<<M[r];t++)S[s++]=r;for(s>>=7;r<c;r++)for(N[r]=s<<7,t=0;t<1<<M[r]-7;t++)S[256+s++]=r;for(e=0;e<=p;e++)n[e]=0;for(t=0;t<=143;)E[2*t+1]=8,t++,n[8]++;for(;t<=255;)E[2*t+1]=9,t++,n[9]++;for(;t<=279;)E[2*t+1]=7,t++,n[7]++;for(;t<=287;)E[2*t+1]=8,t++,n[8]++;for(F(E,l+1,n),t=0;t<c;t++)A[2*t+1]=5,A[2*t]=j(t,5);O=new 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Array.isArray(i)?(h=xt(t,s,i,a)||{x:NaN,y:NaN},i.length>2?void 0!==t.name&&"geocent"===t.name||void 0!==s.name&&"geocent"===s.name?"number"==typeof h.z?[h.x,h.y,h.z].concat(i.splice(3)):[h.x,h.y,i[2]].concat(i.splice(3)):[h.x,h.y].concat(i.splice(2)):[h.x,h.y]):(e=xt(t,s,i,a),2===(r=Object.keys(i)).length||r.forEach((function(a){if(void 0!==t.name&&"geocent"===t.name||void 0!==s.name&&"geocent"===s.name){if("x"===a||"y"===a||"z"===a)return}else if("x"===a||"y"===a)return;e[a]=i[a]})),e)}function wt(t){return t instanceof lt?t:t.oProj?t.oProj:lt(t)}function At(t,s,i){t=wt(t);var a,h=!1;return void 0===s?(s=t,t=vt,h=!0):(void 0!==s.x||Array.isArray(s))&&(i=s,s=t,t=vt,h=!0),s=wt(s),i?bt(t,s,i):(a={forward:function(i,a){return bt(t,s,i,a)},inverse:function(i,a){return bt(s,t,i,a)}},h&&(a.oProj=s),a)}var Ct=6,Nt="AJSAJS",Pt="AFAFAF",Et=65,St=73,It=79,kt=86,Ot=90,qt={forward:Lt,inverse:function(t){var s=Tt(Dt(t.toUpperCase()));if(s.lat&&s.lon)return[s.lon,s.lat,s.lon,s.lat];return[s.left,s.bottom,s.right,s.top]},toPoint:Rt};function Lt(t,s){return s=s||5,function(t,s){var i="00000"+t.easting,a="00000"+t.northing;return t.zoneNumber+t.zoneLetter+(M=t.easting,p=t.northing,d=t.zoneNumber,y=Bt(d),m=Math.floor(M/1e5),_=Math.floor(p/1e5)%20,h=m,e=_,r=y,n=r-1,o=Nt.charCodeAt(n),l=Pt.charCodeAt(n),u=o+h-1,c=l+e,f=!1,u>Ot&&(u=u-Ot+Et-1,f=!0),(u===St||o<St&&u>St||(u>St||o<St)&&f)&&u++,(u===It||o<It&&u>It||(u>It||o<It)&&f)&&++u===St&&u++,u>Ot&&(u=u-Ot+Et-1),c>kt?(c=c-kt+Et-1,f=!0):f=!1,(c===St||l<St&&c>St||(c>St||l<St)&&f)&&c++,(c===It||l<It&&c>It||(c>It||l<It)&&f)&&++c===St&&c++,c>kt&&(c=c-kt+Et-1),String.fromCharCode(u)+String.fromCharCode(c))+i.substr(i.length-5,s)+a.substr(a.length-5,s);var h,e,r,n,o,l,u,c,f;var M,p,d,y,m,_}(function(t){var s,i,a,h,e,r,n,o,l=t.lat,u=t.lon,c=6378137,f=.00669438,M=.9996,p=jt(l),d=jt(u);o=Math.floor((u+180)/6)+1,180===u&&(o=60);l>=56&&l<64&&u>=3&&u<12&&(o=32);l>=72&&l<84&&(u>=0&&u<9?o=31:u>=9&&u<21?o=33:u>=21&&u<33?o=35:u>=33&&u<42&&(o=37));n=jt(6*(o-1)-180+3),s=f/(1-f),i=c/Math.sqrt(1-f*Math.sin(p)*Math.sin(p)),a=Math.tan(p)*Math.tan(p),h=s*Math.cos(p)*Math.cos(p),e=Math.cos(p)*(d-n),r=c*((1-f/4-3*f*f/64-5*f*f*f/256)*p-(3*f/8+3*f*f/32+45*f*f*f/1024)*Math.sin(2*p)+(15*f*f/256+45*f*f*f/1024)*Math.sin(4*p)-35*f*f*f/3072*Math.sin(6*p));var y=M*i*(e+(1-a+h)*e*e*e/6+(5-18*a+a*a+72*h-58*s)*e*e*e*e*e/120)+5e5,m=M*(r+i*Math.tan(p)*(e*e/2+(5-a+9*h+4*h*h)*e*e*e*e/24+(61-58*a+a*a+600*h-330*s)*e*e*e*e*e*e/720));l<0&&(m+=1e7);return{northing:Math.round(m),easting:Math.round(y),zoneNumber:o,zoneLetter:zt(l)}}({lat:t[1],lon:t[0]}),s)}function Rt(t){var s=Tt(Dt(t.toUpperCase()));return s.lat&&s.lon?[s.lon,s.lat]:[(s.left+s.right)/2,(s.top+s.bottom)/2]}function jt(t){return t*(Math.PI/180)}function Gt(t){return t/Math.PI*180}function Tt(t){var s=t.northing,i=t.easting,a=t.zoneLetter,h=t.zoneNumber;if(h<0||h>60)return null;var e,r,n,o,l,u,c,f,M,p=.9996,d=6378137,y=.00669438,m=(1-Math.sqrt(.99330562))/(1+Math.sqrt(.99330562)),_=i-5e5,g=s;a<"N"&&(g-=1e7),c=6*(h-1)-180+3,e=.006739496752268451,M=(f=g/p/6367449.145945056)+(3*m/2-27*m*m*m/32)*Math.sin(2*f)+(21*m*m/16-55*m*m*m*m/32)*Math.sin(4*f)+151*m*m*m/96*Math.sin(6*f),r=d/Math.sqrt(1-y*Math.sin(M)*Math.sin(M)),n=Math.tan(M)*Math.tan(M),o=e*Math.cos(M)*Math.cos(M),l=.99330562*d/Math.pow(1-y*Math.sin(M)*Math.sin(M),1.5),u=_/(r*p);var x=M-r*Math.tan(M)/l*(u*u/2-(5+3*n+10*o-4*o*o-9*e)*u*u*u*u/24+(61+90*n+298*o+45*n*n-1.6983531815716497-3*o*o)*u*u*u*u*u*u/720);x=Gt(x);var v,b=(u-(1+2*n+o)*u*u*u/6+(5-2*o+28*n-3*o*o+8*e+24*n*n)*u*u*u*u*u/120)/Math.cos(M);if(b=c+Gt(b),t.accuracy){var w=Tt({northing:t.northing+t.accuracy,easting:t.easting+t.accuracy,zoneLetter:t.zoneLetter,zoneNumber:t.zoneNumber});v={top:w.lat,right:w.lon,bottom:x,left:b}}else v={lat:x,lon:b};return v}function zt(t){var s="Z";return 84>=t&&t>=72?s="X":72>t&&t>=64?s="W":64>t&&t>=56?s="V":56>t&&t>=48?s="U":48>t&&t>=40?s="T":40>t&&t>=32?s="S":32>t&&t>=24?s="R":24>t&&t>=16?s="Q":16>t&&t>=8?s="P":8>t&&t>=0?s="N":0>t&&t>=-8?s="M":-8>t&&t>=-16?s="L":-16>t&&t>=-24?s="K":-24>t&&t>=-32?s="J":-32>t&&t>=-40?s="H":-40>t&&t>=-48?s="G":-48>t&&t>=-56?s="F":-56>t&&t>=-64?s="E":-64>t&&t>=-72?s="D":-72>t&&t>=-80&&(s="C"),s}function Bt(t){var s=t%Ct;return 0===s&&(s=Ct),s}function Dt(t){if(t&&0===t.length)throw"MGRSPoint coverting from nothing";for(var s,i=t.length,a=null,h="",e=0;!/[A-Z]/.test(s=t.charAt(e));){if(e>=2)throw"MGRSPoint bad conversion from: "+t;h+=s,e++}var r=parseInt(h,10);if(0===e||e+3>i)throw"MGRSPoint bad conversion from: "+t;var n=t.charAt(e++);if(n<="A"||"B"===n||"Y"===n||n>="Z"||"I"===n||"O"===n)throw"MGRSPoint zone letter "+n+" not handled: "+t;a=t.substring(e,e+=2);for(var o=Bt(r),l=function(t,s){var i=Nt.charCodeAt(s-1),a=1e5,h=!1;for(;i!==t.charCodeAt(0);){if(++i===St&&i++,i===It&&i++,i>Ot){if(h)throw"Bad character: "+t;i=Et,h=!0}a+=1e5}return a}(a.charAt(0),o),u=function(t,s){if(t>"V")throw"MGRSPoint given invalid Northing "+t;var i=Pt.charCodeAt(s-1),a=0,h=!1;for(;i!==t.charCodeAt(0);){if(++i===St&&i++,i===It&&i++,i>kt){if(h)throw"Bad character: "+t;i=Et,h=!0}a+=1e5}return a}(a.charAt(1),o);u<Ft(n);)u+=2e6;var c=i-e;if(c%2!=0)throw"MGRSPoint has to have an even number \nof digits after the zone letter and two 100km letters - front \nhalf for easting meters, second half for \nnorthing meters"+t;var f,M,p,d=c/2,y=0,m=0;return d>0&&(f=1e5/Math.pow(10,d),M=t.substring(e,e+d),y=parseFloat(M)*f,p=t.substring(e+d),m=parseFloat(p)*f),{easting:y+l,northing:m+u,zoneLetter:n,zoneNumber:r,accuracy:f}}function Ft(t){var s;switch(t){case"C":s=11e5;break;case"D":s=2e6;break;case"E":s=28e5;break;case"F":s=37e5;break;case"G":s=46e5;break;case"H":s=55e5;break;case"J":s=64e5;break;case"K":s=73e5;break;case"L":s=82e5;break;case"M":s=91e5;break;case"N":s=0;break;case"P":s=8e5;break;case"Q":s=17e5;break;case"R":s=26e5;break;case"S":s=35e5;break;case"T":s=44e5;break;case"U":s=53e5;break;case"V":s=62e5;break;case"W":s=7e6;break;case"X":s=79e5;break;default:s=-1}if(s>=0)return s;throw"Invalid zone letter: "+t}function Ut(t,s,i){if(!(this instanceof Ut))return new Ut(t,s,i);if(Array.isArray(t))this.x=t[0],this.y=t[1],this.z=t[2]||0;else if("object"==typeof t)this.x=t.x,this.y=t.y,this.z=t.z||0;else if("string"==typeof t&&void 0===s){var a=t.split(",");this.x=parseFloat(a[0],10),this.y=parseFloat(a[1],10),this.z=parseFloat(a[2],10)||0}else this.x=t,this.y=s,this.z=i||0;console.warn("proj4.Point will be removed in version 3, use proj4.toPoint")}Ut.fromMGRS=function(t){return new Ut(Rt(t))},Ut.prototype.toMGRS=function(t){return Lt([this.x,this.y],t)};var Qt=1,Wt=.25,Zt=.046875,Ht=.01953125,Vt=.01068115234375,Xt=.75,Jt=.46875,Kt=.013020833333333334,$t=.007120768229166667,Yt=.3645833333333333,ts=.005696614583333333,ss=.3076171875;function is(t){var s=[];s[0]=Qt-t*(Wt+t*(Zt+t*(Ht+t*Vt))),s[1]=t*(Xt-t*(Zt+t*(Ht+t*Vt)));var i=t*t;return s[2]=i*(Jt-t*(Kt+t*$t)),i*=t,s[3]=i*(Yt-t*ts),s[4]=i*t*ss,s}function as(t,s,i,a){return i*=s,s*=s,a[0]*t-i*(a[1]+s*(a[2]+s*(a[3]+s*a[4])))}var hs=20;function es(t,s,i){for(var a=1/(1-s),h=t,e=hs;e;--e){var r=Math.sin(h),n=1-s*r*r;if(h-=n=(as(h,r,Math.cos(h),i)-t)*(n*Math.sqrt(n))*a,Math.abs(n)<M)return h}return h}var rs={init:function(){this.x0=void 0!==this.x0?this.x0:0,this.y0=void 0!==this.y0?this.y0:0,this.long0=void 0!==this.long0?this.long0:0,this.lat0=void 0!==this.lat0?this.lat0:0,this.es&&(this.en=is(this.es),this.ml0=as(this.lat0,Math.sin(this.lat0),Math.cos(this.lat0),this.en))},forward:function(t){var s,i,a,h=t.x,e=t.y,r=U(h-this.long0),n=Math.sin(e),o=Math.cos(e);if(this.es){var l=o*r,u=Math.pow(l,2),c=this.ep2*Math.pow(o,2),f=Math.pow(c,2),p=Math.abs(o)>M?Math.tan(e):0,d=Math.pow(p,2),y=Math.pow(d,2);s=1-this.es*Math.pow(n,2),l/=Math.sqrt(s);var m=as(e,n,o,this.en);i=this.a*(this.k0*l*(1+u/6*(1-d+c+u/20*(5-18*d+y+14*c-58*d*c+u/42*(61+179*y-y*d-479*d)))))+this.x0,a=this.a*(this.k0*(m-this.ml0+n*r*l/2*(1+u/12*(5-d+9*c+4*f+u/30*(61+y-58*d+270*c-330*d*c+u/56*(1385+543*y-y*d-3111*d))))))+this.y0}else{var _=o*Math.sin(r);if(Math.abs(Math.abs(_)-1)<M)return 93;if(i=.5*this.a*this.k0*Math.log((1+_)/(1-_))+this.x0,a=o*Math.cos(r)/Math.sqrt(1-Math.pow(_,2)),(_=Math.abs(a))>=1){if(_-1>M)return 93;a=0}else a=Math.acos(a);e<0&&(a=-a),a=this.a*this.k0*(a-this.lat0)+this.y0}return t.x=i,t.y=a,t},inverse:function(t){var s,i,a,h,e=(t.x-this.x0)*(1/this.a),r=(t.y-this.y0)*(1/this.a);if(this.es)if(i=es(s=this.ml0+r/this.k0,this.es,this.en),Math.abs(i)<l){var n=Math.sin(i),o=Math.cos(i),u=Math.abs(o)>M?Math.tan(i):0,c=this.ep2*Math.pow(o,2),f=Math.pow(c,2),p=Math.pow(u,2),d=Math.pow(p,2);s=1-this.es*Math.pow(n,2);var y=e*Math.sqrt(s)/this.k0,m=Math.pow(y,2);a=i-(s*=u)*m/(1-this.es)*.5*(1-m/12*(5+3*p-9*c*p+c-4*f-m/30*(61+90*p-252*c*p+45*d+46*c-m/56*(1385+3633*p+4095*d+1574*d*p)))),h=U(this.long0+y*(1-m/6*(1+2*p+c-m/20*(5+28*p+24*d+8*c*p+6*c-m/42*(61+662*p+1320*d+720*d*p))))/o)}else a=l*F(r),h=0;else{var _=Math.exp(e/this.k0),g=.5*(_-1/_),x=this.lat0+r/this.k0,v=Math.cos(x);s=Math.sqrt((1-Math.pow(v,2))/(1+Math.pow(g,2))),a=Math.asin(s),r<0&&(a=-a),h=0===g&&0===v?0:U(Math.atan2(g,v)+this.long0)}return t.x=h,t.y=a,t},names:["Fast_Transverse_Mercator","Fast Transverse Mercator"]};function ns(t){var s=Math.exp(t);return s=(s-1/s)/2}function os(t,s){t=Math.abs(t),s=Math.abs(s);var i=Math.max(t,s),a=Math.min(t,s)/(i||1);return i*Math.sqrt(1+Math.pow(a,2))}function ls(t){var s=Math.abs(t);return s=function(t){var s=1+t,i=s-1;return 0===i?t:t*Math.log(s)/i}(s*(1+s/(os(1,s)+1))),t<0?-s:s}function us(t,s){for(var i,a=2*Math.cos(2*s),h=t.length-1,e=t[h],r=0;--h>=0;)i=a*e-r+t[h],r=e,e=i;return s+i*Math.sin(2*s)}function cs(t,s,i){for(var a,h,e=Math.sin(s),r=Math.cos(s),n=ns(i),o=function(t){var s=Math.exp(t);return(s+1/s)/2}(i),l=2*r*o,u=-2*e*n,c=t.length-1,f=t[c],M=0,p=0,d=0;--c>=0;)a=p,h=M,f=l*(p=f)-a-u*(M=d)+t[c],d=u*p-h+l*M;return[(l=e*o)*f-(u=r*n)*d,l*d+u*f]}var fs={init:function(){if(!this.approx&&(isNaN(this.es)||this.es<=0))throw new Error('Incorrect elliptical usage. Try using the +approx option in the proj string, or PROJECTION["Fast_Transverse_Mercator"] in the WKT.');this.approx&&(rs.init.apply(this),this.forward=rs.forward,this.inverse=rs.inverse),this.x0=void 0!==this.x0?this.x0:0,this.y0=void 0!==this.y0?this.y0:0,this.long0=void 0!==this.long0?this.long0:0,this.lat0=void 0!==this.lat0?this.lat0:0,this.cgb=[],this.cbg=[],this.utg=[],this.gtu=[];var t=this.es/(1+Math.sqrt(1-this.es)),s=t/(2-t),i=s;this.cgb[0]=s*(2+s*(-2/3+s*(s*(116/45+s*(26/45+s*(-2854/675)))-2))),this.cbg[0]=s*(s*(2/3+s*(4/3+s*(-82/45+s*(32/45+s*(4642/4725)))))-2),i*=s,this.cgb[1]=i*(7/3+s*(s*(-227/45+s*(2704/315+s*(2323/945)))-1.6)),this.cbg[1]=i*(5/3+s*(-16/15+s*(-13/9+s*(904/315+s*(-1522/945))))),i*=s,this.cgb[2]=i*(56/15+s*(-136/35+s*(-1262/105+s*(73814/2835)))),this.cbg[2]=i*(-26/15+s*(34/21+s*(1.6+s*(-12686/2835)))),i*=s,this.cgb[3]=i*(4279/630+s*(-332/35+s*(-399572/14175))),this.cbg[3]=i*(1237/630+s*(s*(-24832/14175)-2.4)),i*=s,this.cgb[4]=i*(4174/315+s*(-144838/6237)),this.cbg[4]=i*(-734/315+s*(109598/31185)),i*=s,this.cgb[5]=i*(601676/22275),this.cbg[5]=i*(444337/155925),i=Math.pow(s,2),this.Qn=this.k0/(1+s)*(1+i*(1/4+i*(1/64+i/256))),this.utg[0]=s*(s*(2/3+s*(-37/96+s*(1/360+s*(81/512+s*(-96199/604800)))))-.5),this.gtu[0]=s*(.5+s*(-2/3+s*(5/16+s*(41/180+s*(-127/288+s*(7891/37800)))))),this.utg[1]=i*(-1/48+s*(-1/15+s*(437/1440+s*(-46/105+s*(1118711/3870720))))),this.gtu[1]=i*(13/48+s*(s*(557/1440+s*(281/630+s*(-1983433/1935360)))-.6)),i*=s,this.utg[2]=i*(-17/480+s*(37/840+s*(209/4480+s*(-5569/90720)))),this.gtu[2]=i*(61/240+s*(-103/140+s*(15061/26880+s*(167603/181440)))),i*=s,this.utg[3]=i*(-4397/161280+s*(11/504+s*(830251/7257600))),this.gtu[3]=i*(49561/161280+s*(-179/168+s*(6601661/7257600))),i*=s,this.utg[4]=i*(-4583/161280+s*(108847/3991680)),this.gtu[4]=i*(34729/80640+s*(-3418889/1995840)),i*=s,this.utg[5]=i*(-20648693/638668800),this.gtu[5]=.6650675310896665*i;var a=us(this.cbg,this.lat0);this.Zb=-this.Qn*(a+function(t,s){for(var i,a=2*Math.cos(s),h=t.length-1,e=t[h],r=0;--h>=0;)i=a*e-r+t[h],r=e,e=i;return Math.sin(s)*i}(this.gtu,2*a))},forward:function(t){var s=U(t.x-this.long0),i=t.y;i=us(this.cbg,i);var a=Math.sin(i),h=Math.cos(i),e=Math.sin(s),r=Math.cos(s);i=Math.atan2(a,r*h),s=Math.atan2(e*h,os(a,h*r)),s=ls(Math.tan(s));var n,o,l=cs(this.gtu,2*i,2*s);return i+=l[0],s+=l[1],Math.abs(s)<=2.623395162778?(n=this.a*(this.Qn*s)+this.x0,o=this.a*(this.Qn*i+this.Zb)+this.y0):(n=1/0,o=1/0),t.x=n,t.y=o,t},inverse:function(t){var s,i,a=(t.x-this.x0)*(1/this.a),h=(t.y-this.y0)*(1/this.a);if(h=(h-this.Zb)/this.Qn,a/=this.Qn,Math.abs(a)<=2.623395162778){var e=cs(this.utg,2*h,2*a);h+=e[0],a+=e[1],a=Math.atan(ns(a));var r=Math.sin(h),n=Math.cos(h),o=Math.sin(a),l=Math.cos(a);h=Math.atan2(r*l,os(o,l*n)),s=U((a=Math.atan2(o,l*n))+this.long0),i=us(this.cgb,h)}else s=1/0,i=1/0;return t.x=s,t.y=i,t},names:["Extended_Transverse_Mercator","Extended Transverse Mercator","etmerc","Transverse_Mercator","Transverse Mercator","Gauss Kruger","Gauss_Kruger","tmerc"]};var Ms={init:function(){var t=function(t,s){if(void 0===t){if((t=Math.floor(30*(U(s)+Math.PI)/Math.PI)+1)<0)return 0;if(t>60)return 60}return t}(this.zone,this.long0);if(void 0===t)throw new Error("unknown utm zone");this.lat0=0,this.long0=(6*Math.abs(t)-183)*p,this.x0=5e5,this.y0=this.utmSouth?1e7:0,this.k0=.9996,fs.init.apply(this),this.forward=fs.forward,this.inverse=fs.inverse},names:["Universal Transverse Mercator System","utm"],dependsOn:"etmerc"};function ps(t,s){return Math.pow((1-t)/(1+t),s)}var ds={init:function(){var t=Math.sin(this.lat0),s=Math.cos(this.lat0);s*=s,this.rc=Math.sqrt(1-this.es)/(1-this.es*t*t),this.C=Math.sqrt(1+this.es*s*s/(1-this.es)),this.phic0=Math.asin(t/this.C),this.ratexp=.5*this.C*this.e,this.K=Math.tan(.5*this.phic0+y)/(Math.pow(Math.tan(.5*this.lat0+y),this.C)*ps(this.e*t,this.ratexp))},forward:function(t){var s=t.x,i=t.y;return t.y=2*Math.atan(this.K*Math.pow(Math.tan(.5*i+y),this.C)*ps(this.e*Math.sin(i),this.ratexp))-l,t.x=this.C*s,t},inverse:function(t){for(var s=t.x/this.C,i=t.y,a=Math.pow(Math.tan(.5*i+y)/this.K,1/this.C),h=20;h>0&&(i=2*Math.atan(a*ps(this.e*Math.sin(t.y),-.5*this.e))-l,!(Math.abs(i-t.y)<1e-14));--h)t.y=i;return h?(t.x=s,t.y=i,t):null},names:["gauss"]};var ys={init:function(){ds.init.apply(this),this.rc&&(this.sinc0=Math.sin(this.phic0),this.cosc0=Math.cos(this.phic0),this.R2=2*this.rc,this.title||(this.title="Oblique Stereographic Alternative"))},forward:function(t){var s,i,a,h;return t.x=U(t.x-this.long0),ds.forward.apply(this,[t]),s=Math.sin(t.y),i=Math.cos(t.y),a=Math.cos(t.x),h=this.k0*this.R2/(1+this.sinc0*s+this.cosc0*i*a),t.x=h*i*Math.sin(t.x),t.y=h*(this.cosc0*s-this.sinc0*i*a),t.x=this.a*t.x+this.x0,t.y=this.a*t.y+this.y0,t},inverse:function(t){var s,i,a,h,e;if(t.x=(t.x-this.x0)/this.a,t.y=(t.y-this.y0)/this.a,t.x/=this.k0,t.y/=this.k0,e=os(t.x,t.y)){var r=2*Math.atan2(e,this.R2);s=Math.sin(r),i=Math.cos(r),h=Math.asin(i*this.sinc0+t.y*s*this.cosc0/e),a=Math.atan2(t.x*s,e*this.cosc0*i-t.y*this.sinc0*s)}else h=this.phic0,a=0;return t.x=a,t.y=h,ds.inverse.apply(this,[t]),t.x=U(t.x+this.long0),t},names:["Stereographic_North_Pole","Oblique_Stereographic","sterea","Oblique Stereographic Alternative","Double_Stereographic"]};var ms={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.lat0=this.lat0||0,this.long0=this.long0||0,this.coslat0=Math.cos(this.lat0),this.sinlat0=Math.sin(this.lat0),this.sphere?1===this.k0&&!isNaN(this.lat_ts)&&Math.abs(this.coslat0)<=M&&(this.k0=.5*(1+F(this.lat0)*Math.sin(this.lat_ts))):(Math.abs(this.coslat0)<=M&&(this.lat0>0?this.con=1:this.con=-1),this.cons=Math.sqrt(Math.pow(1+this.e,1+this.e)*Math.pow(1-this.e,1-this.e)),1===this.k0&&!isNaN(this.lat_ts)&&Math.abs(this.coslat0)<=M&&Math.abs(Math.cos(this.lat_ts))>M&&(this.k0=.5*this.cons*D(this.e,Math.sin(this.lat_ts),Math.cos(this.lat_ts))/Q(this.e,this.con*this.lat_ts,this.con*Math.sin(this.lat_ts))),this.ms1=D(this.e,this.sinlat0,this.coslat0),this.X0=2*Math.atan(this.ssfn_(this.lat0,this.sinlat0,this.e))-l,this.cosX0=Math.cos(this.X0),this.sinX0=Math.sin(this.X0))},forward:function(t){var s,i,a,h,e,r,n=t.x,o=t.y,u=Math.sin(o),c=Math.cos(o),f=U(n-this.long0);return Math.abs(Math.abs(n-this.long0)-Math.PI)<=M&&Math.abs(o+this.lat0)<=M?(t.x=NaN,t.y=NaN,t):this.sphere?(s=2*this.k0/(1+this.sinlat0*u+this.coslat0*c*Math.cos(f)),t.x=this.a*s*c*Math.sin(f)+this.x0,t.y=this.a*s*(this.coslat0*u-this.sinlat0*c*Math.cos(f))+this.y0,t):(i=2*Math.atan(this.ssfn_(o,u,this.e))-l,h=Math.cos(i),a=Math.sin(i),Math.abs(this.coslat0)<=M?(e=Q(this.e,o*this.con,this.con*u),r=2*this.a*this.k0*e/this.cons,t.x=this.x0+r*Math.sin(n-this.long0),t.y=this.y0-this.con*r*Math.cos(n-this.long0),t):(Math.abs(this.sinlat0)<M?(s=2*this.a*this.k0/(1+h*Math.cos(f)),t.y=s*a):(s=2*this.a*this.k0*this.ms1/(this.cosX0*(1+this.sinX0*a+this.cosX0*h*Math.cos(f))),t.y=s*(this.cosX0*a-this.sinX0*h*Math.cos(f))+this.y0),t.x=s*h*Math.sin(f)+this.x0,t))},inverse:function(t){var s,i,a,h,e;t.x-=this.x0,t.y-=this.y0;var r=Math.sqrt(t.x*t.x+t.y*t.y);if(this.sphere){var n=2*Math.atan(r/(2*this.a*this.k0));return s=this.long0,i=this.lat0,r<=M?(t.x=s,t.y=i,t):(i=Math.asin(Math.cos(n)*this.sinlat0+t.y*Math.sin(n)*this.coslat0/r),s=Math.abs(this.coslat0)<M?this.lat0>0?U(this.long0+Math.atan2(t.x,-1*t.y)):U(this.long0+Math.atan2(t.x,t.y)):U(this.long0+Math.atan2(t.x*Math.sin(n),r*this.coslat0*Math.cos(n)-t.y*this.sinlat0*Math.sin(n))),t.x=s,t.y=i,t)}if(Math.abs(this.coslat0)<=M){if(r<=M)return i=this.lat0,s=this.long0,t.x=s,t.y=i,t;t.x*=this.con,t.y*=this.con,a=r*this.cons/(2*this.a*this.k0),i=this.con*W(this.e,a),s=this.con*U(this.con*this.long0+Math.atan2(t.x,-1*t.y))}else h=2*Math.atan(r*this.cosX0/(2*this.a*this.k0*this.ms1)),s=this.long0,r<=M?e=this.X0:(e=Math.asin(Math.cos(h)*this.sinX0+t.y*Math.sin(h)*this.cosX0/r),s=U(this.long0+Math.atan2(t.x*Math.sin(h),r*this.cosX0*Math.cos(h)-t.y*this.sinX0*Math.sin(h)))),i=-1*W(this.e,Math.tan(.5*(l+e)));return t.x=s,t.y=i,t},names:["stere","Stereographic_South_Pole","Polar Stereographic (variant B)","Polar_Stereographic"],ssfn_:function(t,s,i){return s*=i,Math.tan(.5*(l+t))*Math.pow((1-s)/(1+s),.5*i)}};var _s={init:function(){var t=this.lat0;this.lambda0=this.long0;var s=Math.sin(t),i=this.a,a=1/this.rf,h=2*a-Math.pow(a,2),e=this.e=Math.sqrt(h);this.R=this.k0*i*Math.sqrt(1-h)/(1-h*Math.pow(s,2)),this.alpha=Math.sqrt(1+h/(1-h)*Math.pow(Math.cos(t),4)),this.b0=Math.asin(s/this.alpha);var r=Math.log(Math.tan(Math.PI/4+this.b0/2)),n=Math.log(Math.tan(Math.PI/4+t/2)),o=Math.log((1+e*s)/(1-e*s));this.K=r-this.alpha*n+this.alpha*e/2*o},forward:function(t){var s=Math.log(Math.tan(Math.PI/4-t.y/2)),i=this.e/2*Math.log((1+this.e*Math.sin(t.y))/(1-this.e*Math.sin(t.y))),a=-this.alpha*(s+i)+this.K,h=2*(Math.atan(Math.exp(a))-Math.PI/4),e=this.alpha*(t.x-this.lambda0),r=Math.atan(Math.sin(e)/(Math.sin(this.b0)*Math.tan(h)+Math.cos(this.b0)*Math.cos(e))),n=Math.asin(Math.cos(this.b0)*Math.sin(h)-Math.sin(this.b0)*Math.cos(h)*Math.cos(e));return t.y=this.R/2*Math.log((1+Math.sin(n))/(1-Math.sin(n)))+this.y0,t.x=this.R*r+this.x0,t},inverse:function(t){for(var s=t.x-this.x0,i=t.y-this.y0,a=s/this.R,h=2*(Math.atan(Math.exp(i/this.R))-Math.PI/4),e=Math.asin(Math.cos(this.b0)*Math.sin(h)+Math.sin(this.b0)*Math.cos(h)*Math.cos(a)),r=Math.atan(Math.sin(a)/(Math.cos(this.b0)*Math.cos(a)-Math.sin(this.b0)*Math.tan(h))),n=this.lambda0+r/this.alpha,o=0,l=e,u=-1e3,c=0;Math.abs(l-u)>1e-7;){if(++c>20)return;o=1/this.alpha*(Math.log(Math.tan(Math.PI/4+e/2))-this.K)+this.e*Math.log(Math.tan(Math.PI/4+Math.asin(this.e*Math.sin(l))/2)),u=l,l=2*Math.atan(Math.exp(o))-Math.PI/2}return t.x=n,t.y=l,t},names:["somerc"]},gs=1e-7;var xs={init:function(){var t,s,i,a,h,e,r,n,o,u,c,f,d,_=0,g=0,x=0,v=0,b=0,w=0,A=0;this.no_off=(d="object"==typeof(f=this).PROJECTION?Object.keys(f.PROJECTION)[0]:f.PROJECTION,"no_uoff"in f||"no_off"in f||-1!==["Hotine_Oblique_Mercator","Hotine_Oblique_Mercator_Azimuth_Natural_Origin"].indexOf(d)),this.no_rot="no_rot"in this;var C=!1;"alpha"in this&&(C=!0);var N=!1;if("rectified_grid_angle"in this&&(N=!0),C&&(A=this.alpha),N&&(_=this.rectified_grid_angle*p),C||N)g=this.longc;else if(x=this.long1,b=this.lat1,v=this.long2,w=this.lat2,Math.abs(b-w)<=gs||(t=Math.abs(b))<=gs||Math.abs(t-l)<=gs||Math.abs(Math.abs(this.lat0)-l)<=gs||Math.abs(Math.abs(w)-l)<=gs)throw new Error;var P=1-this.es;s=Math.sqrt(P),Math.abs(this.lat0)>M?(n=Math.sin(this.lat0),i=Math.cos(this.lat0),t=1-this.es*n*n,this.B=i*i,this.B=Math.sqrt(1+this.es*this.B*this.B/P),this.A=this.B*this.k0*s/t,(h=(a=this.B*s/(i*Math.sqrt(t)))*a-1)<=0?h=0:(h=Math.sqrt(h),this.lat0<0&&(h=-h)),this.E=h+=a,this.E*=Math.pow(Q(this.e,this.lat0,n),this.B)):(this.B=1/s,this.A=this.k0,this.E=a=h=1),C||N?(C?(c=Math.asin(Math.sin(A)/a),N||(_=A)):(c=_,A=Math.asin(a*Math.sin(c))),this.lam0=g-Math.asin(.5*(h-1/h)*Math.tan(c))/this.B):(e=Math.pow(Q(this.e,b,Math.sin(b)),this.B),r=Math.pow(Q(this.e,w,Math.sin(w)),this.B),h=this.E/e,o=(r-e)/(r+e),u=((u=this.E*this.E)-r*e)/(u+r*e),(t=x-v)<-Math.pi?v-=m:t>Math.pi&&(v+=m),this.lam0=U(.5*(x+v)-Math.atan(u*Math.tan(.5*this.B*(x-v))/o)/this.B),c=Math.atan(2*Math.sin(this.B*U(x-this.lam0))/(h-1/h)),_=A=Math.asin(a*Math.sin(c))),this.singam=Math.sin(c),this.cosgam=Math.cos(c),this.sinrot=Math.sin(_),this.cosrot=Math.cos(_),this.rB=1/this.B,this.ArB=this.A*this.rB,this.BrA=1/this.ArB,this.A,this.B,this.no_off?this.u_0=0:(this.u_0=Math.abs(this.ArB*Math.atan(Math.sqrt(a*a-1)/Math.cos(A))),this.lat0<0&&(this.u_0=-this.u_0)),h=.5*c,this.v_pole_n=this.ArB*Math.log(Math.tan(y-h)),this.v_pole_s=this.ArB*Math.log(Math.tan(y+h))},forward:function(t){var s,i,a,h,e,r,n,o,u={};if(t.x=t.x-this.lam0,Math.abs(Math.abs(t.y)-l)>M){if(s=.5*((e=this.E/Math.pow(Q(this.e,t.y,Math.sin(t.y)),this.B))-(r=1/e)),i=.5*(e+r),h=Math.sin(this.B*t.x),a=(s*this.singam-h*this.cosgam)/i,Math.abs(Math.abs(a)-1)<M)throw new Error;o=.5*this.ArB*Math.log((1-a)/(1+a)),r=Math.cos(this.B*t.x),n=Math.abs(r)<gs?this.A*t.x:this.ArB*Math.atan2(s*this.cosgam+h*this.singam,r)}else o=t.y>0?this.v_pole_n:this.v_pole_s,n=this.ArB*t.y;return this.no_rot?(u.x=n,u.y=o):(n-=this.u_0,u.x=o*this.cosrot+n*this.sinrot,u.y=n*this.cosrot-o*this.sinrot),u.x=this.a*u.x+this.x0,u.y=this.a*u.y+this.y0,u},inverse:function(t){var s,i,a,h,e,r,n,o={};if(t.x=(t.x-this.x0)*(1/this.a),t.y=(t.y-this.y0)*(1/this.a),this.no_rot?(i=t.y,s=t.x):(i=t.x*this.cosrot-t.y*this.sinrot,s=t.y*this.cosrot+t.x*this.sinrot+this.u_0),h=.5*((a=Math.exp(-this.BrA*i))-1/a),e=.5*(a+1/a),n=((r=Math.sin(this.BrA*s))*this.cosgam+h*this.singam)/e,Math.abs(Math.abs(n)-1)<M)o.x=0,o.y=n<0?-l:l;else{if(o.y=this.E/Math.sqrt((1+n)/(1-n)),o.y=W(this.e,Math.pow(o.y,1/this.B)),o.y===1/0)throw new Error;o.x=-this.rB*Math.atan2(h*this.cosgam-r*this.singam,Math.cos(this.BrA*s))}return o.x+=this.lam0,o},names:["Hotine_Oblique_Mercator","Hotine Oblique Mercator","Hotine_Oblique_Mercator_Azimuth_Natural_Origin","Hotine_Oblique_Mercator_Two_Point_Natural_Origin","Hotine_Oblique_Mercator_Azimuth_Center","Oblique_Mercator","omerc"]};var vs={init:function(){if(this.lat2||(this.lat2=this.lat1),this.k0||(this.k0=1),this.x0=this.x0||0,this.y0=this.y0||0,!(Math.abs(this.lat1+this.lat2)<M)){var t=this.b/this.a;this.e=Math.sqrt(1-t*t);var s=Math.sin(this.lat1),i=Math.cos(this.lat1),a=D(this.e,s,i),h=Q(this.e,this.lat1,s),e=Math.sin(this.lat2),r=Math.cos(this.lat2),n=D(this.e,e,r),o=Q(this.e,this.lat2,e),l=Q(this.e,this.lat0,Math.sin(this.lat0));Math.abs(this.lat1-this.lat2)>M?this.ns=Math.log(a/n)/Math.log(h/o):this.ns=s,isNaN(this.ns)&&(this.ns=s),this.f0=a/(this.ns*Math.pow(h,this.ns)),this.rh=this.a*this.f0*Math.pow(l,this.ns),this.title||(this.title="Lambert Conformal Conic")}},forward:function(t){var s=t.x,i=t.y;Math.abs(2*Math.abs(i)-Math.PI)<=M&&(i=F(i)*(l-2*M));var a,h,e=Math.abs(Math.abs(i)-l);if(e>M)a=Q(this.e,i,Math.sin(i)),h=this.a*this.f0*Math.pow(a,this.ns);else{if((e=i*this.ns)<=0)return null;h=0}var r=this.ns*U(s-this.long0);return t.x=this.k0*(h*Math.sin(r))+this.x0,t.y=this.k0*(this.rh-h*Math.cos(r))+this.y0,t},inverse:function(t){var s,i,a,h,e,r=(t.x-this.x0)/this.k0,n=this.rh-(t.y-this.y0)/this.k0;this.ns>0?(s=Math.sqrt(r*r+n*n),i=1):(s=-Math.sqrt(r*r+n*n),i=-1);var o=0;if(0!==s&&(o=Math.atan2(i*r,i*n)),0!==s||this.ns>0){if(i=1/this.ns,a=Math.pow(s/(this.a*this.f0),i),-9999===(h=W(this.e,a)))return null}else h=-l;return e=U(o/this.ns+this.long0),t.x=e,t.y=h,t},names:["Lambert Tangential Conformal Conic Projection","Lambert_Conformal_Conic","Lambert_Conformal_Conic_1SP","Lambert_Conformal_Conic_2SP","lcc","Lambert Conic Conformal (1SP)","Lambert Conic Conformal (2SP)"]};var bs={init:function(){this.a=6377397.155,this.es=.006674372230614,this.e=Math.sqrt(this.es),this.lat0||(this.lat0=.863937979737193),this.long0||(this.long0=.4334234309119251),this.k0||(this.k0=.9999),this.s45=.785398163397448,this.s90=2*this.s45,this.fi0=this.lat0,this.e2=this.es,this.e=Math.sqrt(this.e2),this.alfa=Math.sqrt(1+this.e2*Math.pow(Math.cos(this.fi0),4)/(1-this.e2)),this.uq=1.04216856380474,this.u0=Math.asin(Math.sin(this.fi0)/this.alfa),this.g=Math.pow((1+this.e*Math.sin(this.fi0))/(1-this.e*Math.sin(this.fi0)),this.alfa*this.e/2),this.k=Math.tan(this.u0/2+this.s45)/Math.pow(Math.tan(this.fi0/2+this.s45),this.alfa)*this.g,this.k1=this.k0,this.n0=this.a*Math.sqrt(1-this.e2)/(1-this.e2*Math.pow(Math.sin(this.fi0),2)),this.s0=1.37008346281555,this.n=Math.sin(this.s0),this.ro0=this.k1*this.n0/Math.tan(this.s0),this.ad=this.s90-this.uq},forward:function(t){var s,i,a,h,e,r,n,o=t.x,l=t.y,u=U(o-this.long0);return s=Math.pow((1+this.e*Math.sin(l))/(1-this.e*Math.sin(l)),this.alfa*this.e/2),i=2*(Math.atan(this.k*Math.pow(Math.tan(l/2+this.s45),this.alfa)/s)-this.s45),a=-u*this.alfa,h=Math.asin(Math.cos(this.ad)*Math.sin(i)+Math.sin(this.ad)*Math.cos(i)*Math.cos(a)),e=Math.asin(Math.cos(i)*Math.sin(a)/Math.cos(h)),r=this.n*e,n=this.ro0*Math.pow(Math.tan(this.s0/2+this.s45),this.n)/Math.pow(Math.tan(h/2+this.s45),this.n),t.y=n*Math.cos(r)/1,t.x=n*Math.sin(r)/1,this.czech||(t.y*=-1,t.x*=-1),t},inverse:function(t){var s,i,a,h,e,r,n,o=t.x;t.x=t.y,t.y=o,this.czech||(t.y*=-1,t.x*=-1),e=Math.sqrt(t.x*t.x+t.y*t.y),h=Math.atan2(t.y,t.x)/Math.sin(this.s0),a=2*(Math.atan(Math.pow(this.ro0/e,1/this.n)*Math.tan(this.s0/2+this.s45))-this.s45),s=Math.asin(Math.cos(this.ad)*Math.sin(a)-Math.sin(this.ad)*Math.cos(a)*Math.cos(h)),i=Math.asin(Math.cos(a)*Math.sin(h)/Math.cos(s)),t.x=this.long0-i/this.alfa,r=s,n=0;var l=0;do{t.y=2*(Math.atan(Math.pow(this.k,-1/this.alfa)*Math.pow(Math.tan(s/2+this.s45),1/this.alfa)*Math.pow((1+this.e*Math.sin(r))/(1-this.e*Math.sin(r)),this.e/2))-this.s45),Math.abs(r-t.y)<1e-10&&(n=1),r=t.y,l+=1}while(0===n&&l<15);return l>=15?null:t},names:["Krovak","krovak"]};function ws(t,s,i,a,h){return t*h-s*Math.sin(2*h)+i*Math.sin(4*h)-a*Math.sin(6*h)}function As(t){return 1-.25*t*(1+t/16*(3+1.25*t))}function Cs(t){return.375*t*(1+.25*t*(1+.46875*t))}function Ns(t){return.05859375*t*t*(1+.75*t)}function Ps(t){return t*t*t*(35/3072)}function Es(t,s,i){var a=s*i;return t/Math.sqrt(1-a*a)}function Ss(t){return Math.abs(t)<l?t:t-F(t)*Math.PI}function Is(t,s,i,a,h){var e,r;e=t/s;for(var n=0;n<15;n++)if(e+=r=(t-(s*e-i*Math.sin(2*e)+a*Math.sin(4*e)-h*Math.sin(6*e)))/(s-2*i*Math.cos(2*e)+4*a*Math.cos(4*e)-6*h*Math.cos(6*e)),Math.abs(r)<=1e-10)return e;return NaN}var ks={init:function(){this.sphere||(this.e0=As(this.es),this.e1=Cs(this.es),this.e2=Ns(this.es),this.e3=Ps(this.es),this.ml0=this.a*ws(this.e0,this.e1,this.e2,this.e3,this.lat0))},forward:function(t){var s,i,a=t.x,h=t.y;if(a=U(a-this.long0),this.sphere)s=this.a*Math.asin(Math.cos(h)*Math.sin(a)),i=this.a*(Math.atan2(Math.tan(h),Math.cos(a))-this.lat0);else{var e=Math.sin(h),r=Math.cos(h),n=Es(this.a,this.e,e),o=Math.tan(h)*Math.tan(h),l=a*Math.cos(h),u=l*l,c=this.es*r*r/(1-this.es);s=n*l*(1-u*o*(1/6-(8-o+8*c)*u/120)),i=this.a*ws(this.e0,this.e1,this.e2,this.e3,h)-this.ml0+n*e/r*u*(.5+(5-o+6*c)*u/24)}return t.x=s+this.x0,t.y=i+this.y0,t},inverse:function(t){t.x-=this.x0,t.y-=this.y0;var s,i,a=t.x/this.a,h=t.y/this.a;if(this.sphere){var e=h+this.lat0;s=Math.asin(Math.sin(e)*Math.cos(a)),i=Math.atan2(Math.tan(a),Math.cos(e))}else{var r=Is(this.ml0/this.a+h,this.e0,this.e1,this.e2,this.e3);if(Math.abs(Math.abs(r)-l)<=M)return t.x=this.long0,t.y=l,h<0&&(t.y*=-1),t;var n=Es(this.a,this.e,Math.sin(r)),o=n*n*n/this.a/this.a*(1-this.es),u=Math.pow(Math.tan(r),2),c=a*this.a/n,f=c*c;s=r-n*Math.tan(r)/o*c*c*(.5-(1+3*u)*c*c/24),i=c*(1-f*(u/3+(1+3*u)*u*f/15))/Math.cos(r)}return t.x=U(i+this.long0),t.y=Ss(s),t},names:["Cassini","Cassini_Soldner","cass"]};function Os(t,s){var i;return t>1e-7?(1-t*t)*(s/(1-(i=t*s)*i)-.5/t*Math.log((1-i)/(1+i))):2*s}var qs=.3333333333333333,Ls=.17222222222222222,Rs=.10257936507936508,js=.06388888888888888,Gs=.0664021164021164,Ts=.016415012942191543;var zs={init:function(){var t,s=Math.abs(this.lat0);if(Math.abs(s-l)<M?this.mode=this.lat0<0?this.S_POLE:this.N_POLE:Math.abs(s)<M?this.mode=this.EQUIT:this.mode=this.OBLIQ,this.es>0)switch(this.qp=Os(this.e,1),this.mmf=.5/(1-this.es),this.apa=function(t){var s,i=[];return i[0]=t*qs,s=t*t,i[0]+=s*Ls,i[1]=s*js,s*=t,i[0]+=s*Rs,i[1]+=s*Gs,i[2]=s*Ts,i}(this.es),this.mode){case this.N_POLE:case this.S_POLE:this.dd=1;break;case this.EQUIT:this.rq=Math.sqrt(.5*this.qp),this.dd=1/this.rq,this.xmf=1,this.ymf=.5*this.qp;break;case this.OBLIQ:this.rq=Math.sqrt(.5*this.qp),t=Math.sin(this.lat0),this.sinb1=Os(this.e,t)/this.qp,this.cosb1=Math.sqrt(1-this.sinb1*this.sinb1),this.dd=Math.cos(this.lat0)/(Math.sqrt(1-this.es*t*t)*this.rq*this.cosb1),this.ymf=(this.xmf=this.rq)/this.dd,this.xmf*=this.dd}else this.mode===this.OBLIQ&&(this.sinph0=Math.sin(this.lat0),this.cosph0=Math.cos(this.lat0))},forward:function(t){var s,i,a,h,e,r,n,o,u,c,f=t.x,p=t.y;if(f=U(f-this.long0),this.sphere){if(e=Math.sin(p),c=Math.cos(p),a=Math.cos(f),this.mode===this.OBLIQ||this.mode===this.EQUIT){if((i=this.mode===this.EQUIT?1+c*a:1+this.sinph0*e+this.cosph0*c*a)<=M)return null;s=(i=Math.sqrt(2/i))*c*Math.sin(f),i*=this.mode===this.EQUIT?e:this.cosph0*e-this.sinph0*c*a}else if(this.mode===this.N_POLE||this.mode===this.S_POLE){if(this.mode===this.N_POLE&&(a=-a),Math.abs(p+this.lat0)<M)return null;i=y-.5*p,s=(i=2*(this.mode===this.S_POLE?Math.cos(i):Math.sin(i)))*Math.sin(f),i*=a}}else{switch(n=0,o=0,u=0,a=Math.cos(f),h=Math.sin(f),e=Math.sin(p),r=Os(this.e,e),this.mode!==this.OBLIQ&&this.mode!==this.EQUIT||(n=r/this.qp,o=Math.sqrt(1-n*n)),this.mode){case this.OBLIQ:u=1+this.sinb1*n+this.cosb1*o*a;break;case this.EQUIT:u=1+o*a;break;case this.N_POLE:u=l+p,r=this.qp-r;break;case this.S_POLE:u=p-l,r=this.qp+r}if(Math.abs(u)<M)return null;switch(this.mode){case this.OBLIQ:case this.EQUIT:u=Math.sqrt(2/u),i=this.mode===this.OBLIQ?this.ymf*u*(this.cosb1*n-this.sinb1*o*a):(u=Math.sqrt(2/(1+o*a)))*n*this.ymf,s=this.xmf*u*o*h;break;case this.N_POLE:case this.S_POLE:r>=0?(s=(u=Math.sqrt(r))*h,i=a*(this.mode===this.S_POLE?u:-u)):s=i=0}}return t.x=this.a*s+this.x0,t.y=this.a*i+this.y0,t},inverse:function(t){t.x-=this.x0,t.y-=this.y0;var s,i,a,h,e,r,n,o,u,c,f=t.x/this.a,p=t.y/this.a;if(this.sphere){var d,y=0,m=0;if((i=.5*(d=Math.sqrt(f*f+p*p)))>1)return null;switch(i=2*Math.asin(i),this.mode!==this.OBLIQ&&this.mode!==this.EQUIT||(m=Math.sin(i),y=Math.cos(i)),this.mode){case this.EQUIT:i=Math.abs(d)<=M?0:Math.asin(p*m/d),f*=m,p=y*d;break;case this.OBLIQ:i=Math.abs(d)<=M?this.lat0:Math.asin(y*this.sinph0+p*m*this.cosph0/d),f*=m*this.cosph0,p=(y-Math.sin(i)*this.sinph0)*d;break;case this.N_POLE:p=-p,i=l-i;break;case this.S_POLE:i-=l}s=0!==p||this.mode!==this.EQUIT&&this.mode!==this.OBLIQ?Math.atan2(f,p):0}else{if(n=0,this.mode===this.OBLIQ||this.mode===this.EQUIT){if(f/=this.dd,p*=this.dd,(r=Math.sqrt(f*f+p*p))<M)return t.x=this.long0,t.y=this.lat0,t;h=2*Math.asin(.5*r/this.rq),a=Math.cos(h),f*=h=Math.sin(h),this.mode===this.OBLIQ?(n=a*this.sinb1+p*h*this.cosb1/r,e=this.qp*n,p=r*this.cosb1*a-p*this.sinb1*h):(n=p*h/r,e=this.qp*n,p=r*a)}else if(this.mode===this.N_POLE||this.mode===this.S_POLE){if(this.mode===this.N_POLE&&(p=-p),!(e=f*f+p*p))return t.x=this.long0,t.y=this.lat0,t;n=1-e/this.qp,this.mode===this.S_POLE&&(n=-n)}s=Math.atan2(f,p),o=Math.asin(n),u=this.apa,c=o+o,i=o+u[0]*Math.sin(c)+u[1]*Math.sin(c+c)+u[2]*Math.sin(c+c+c)}return t.x=U(this.long0+s),t.y=i,t},names:["Lambert Azimuthal Equal Area","Lambert_Azimuthal_Equal_Area","laea"],S_POLE:1,N_POLE:2,EQUIT:3,OBLIQ:4};function Bs(t){return Math.abs(t)>1&&(t=t>1?1:-1),Math.asin(t)}var Ds={init:function(){Math.abs(this.lat1+this.lat2)<M||(this.temp=this.b/this.a,this.es=1-Math.pow(this.temp,2),this.e3=Math.sqrt(this.es),this.sin_po=Math.sin(this.lat1),this.cos_po=Math.cos(this.lat1),this.t1=this.sin_po,this.con=this.sin_po,this.ms1=D(this.e3,this.sin_po,this.cos_po),this.qs1=Os(this.e3,this.sin_po),this.sin_po=Math.sin(this.lat2),this.cos_po=Math.cos(this.lat2),this.t2=this.sin_po,this.ms2=D(this.e3,this.sin_po,this.cos_po),this.qs2=Os(this.e3,this.sin_po),this.sin_po=Math.sin(this.lat0),this.cos_po=Math.cos(this.lat0),this.t3=this.sin_po,this.qs0=Os(this.e3,this.sin_po),Math.abs(this.lat1-this.lat2)>M?this.ns0=(this.ms1*this.ms1-this.ms2*this.ms2)/(this.qs2-this.qs1):this.ns0=this.con,this.c=this.ms1*this.ms1+this.ns0*this.qs1,this.rh=this.a*Math.sqrt(this.c-this.ns0*this.qs0)/this.ns0)},forward:function(t){var s=t.x,i=t.y;this.sin_phi=Math.sin(i),this.cos_phi=Math.cos(i);var a=Os(this.e3,this.sin_phi),h=this.a*Math.sqrt(this.c-this.ns0*a)/this.ns0,e=this.ns0*U(s-this.long0),r=h*Math.sin(e)+this.x0,n=this.rh-h*Math.cos(e)+this.y0;return t.x=r,t.y=n,t},inverse:function(t){var s,i,a,h,e,r;return t.x-=this.x0,t.y=this.rh-t.y+this.y0,this.ns0>=0?(s=Math.sqrt(t.x*t.x+t.y*t.y),a=1):(s=-Math.sqrt(t.x*t.x+t.y*t.y),a=-1),h=0,0!==s&&(h=Math.atan2(a*t.x,a*t.y)),a=s*this.ns0/this.a,this.sphere?r=Math.asin((this.c-a*a)/(2*this.ns0)):(i=(this.c-a*a)/this.ns0,r=this.phi1z(this.e3,i)),e=U(h/this.ns0+this.long0),t.x=e,t.y=r,t},names:["Albers_Conic_Equal_Area","Albers","aea"],phi1z:function(t,s){var i,a,h,e,r=Bs(.5*s);if(t<M)return r;for(var n=t*t,o=1;o<=25;o++)if(r+=e=.5*(h=1-(a=t*(i=Math.sin(r)))*a)*h/Math.cos(r)*(s/(1-n)-i/h+.5/t*Math.log((1-a)/(1+a))),Math.abs(e)<=1e-7)return r;return null}};var Fs={init:function(){this.sin_p14=Math.sin(this.lat0),this.cos_p14=Math.cos(this.lat0),this.infinity_dist=1e3*this.a,this.rc=1},forward:function(t){var s,i,a,h,e,r,n,o=t.x,l=t.y;return a=U(o-this.long0),s=Math.sin(l),i=Math.cos(l),h=Math.cos(a),1,(e=this.sin_p14*s+this.cos_p14*i*h)>0||Math.abs(e)<=M?(r=this.x0+1*this.a*i*Math.sin(a)/e,n=this.y0+1*this.a*(this.cos_p14*s-this.sin_p14*i*h)/e):(r=this.x0+this.infinity_dist*i*Math.sin(a),n=this.y0+this.infinity_dist*(this.cos_p14*s-this.sin_p14*i*h)),t.x=r,t.y=n,t},inverse:function(t){var s,i,a,h,e,r;return t.x=(t.x-this.x0)/this.a,t.y=(t.y-this.y0)/this.a,t.x/=this.k0,t.y/=this.k0,(s=Math.sqrt(t.x*t.x+t.y*t.y))?(h=Math.atan2(s,this.rc),i=Math.sin(h),r=Bs((a=Math.cos(h))*this.sin_p14+t.y*i*this.cos_p14/s),e=Math.atan2(t.x*i,s*this.cos_p14*a-t.y*this.sin_p14*i),e=U(this.long0+e)):(r=this.phic0,e=0),t.x=e,t.y=r,t},names:["gnom"]};var Us={init:function(){this.sphere||(this.k0=D(this.e,Math.sin(this.lat_ts),Math.cos(this.lat_ts)))},forward:function(t){var s,i,a=t.x,h=t.y,e=U(a-this.long0);if(this.sphere)s=this.x0+this.a*e*Math.cos(this.lat_ts),i=this.y0+this.a*Math.sin(h)/Math.cos(this.lat_ts);else{var r=Os(this.e,Math.sin(h));s=this.x0+this.a*this.k0*e,i=this.y0+this.a*r*.5/this.k0}return t.x=s,t.y=i,t},inverse:function(t){var s,i;return t.x-=this.x0,t.y-=this.y0,this.sphere?(s=U(this.long0+t.x/this.a/Math.cos(this.lat_ts)),i=Math.asin(t.y/this.a*Math.cos(this.lat_ts))):(i=function(t,s){var i=1-(1-t*t)/(2*t)*Math.log((1-t)/(1+t));if(Math.abs(Math.abs(s)-i)<1e-6)return s<0?-1*l:l;for(var a,h,e,r,n=Math.asin(.5*s),o=0;o<30;o++)if(h=Math.sin(n),e=Math.cos(n),r=t*h,n+=a=Math.pow(1-r*r,2)/(2*e)*(s/(1-t*t)-h/(1-r*r)+.5/t*Math.log((1-r)/(1+r))),Math.abs(a)<=1e-10)return n;return NaN}(this.e,2*t.y*this.k0/this.a),s=U(this.long0+t.x/(this.a*this.k0))),t.x=s,t.y=i,t},names:["cea"]};var Qs={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.lat0=this.lat0||0,this.long0=this.long0||0,this.lat_ts=this.lat_ts||0,this.title=this.title||"Equidistant Cylindrical (Plate Carre)",this.rc=Math.cos(this.lat_ts)},forward:function(t){var s=t.x,i=t.y,a=U(s-this.long0),h=Ss(i-this.lat0);return t.x=this.x0+this.a*a*this.rc,t.y=this.y0+this.a*h,t},inverse:function(t){var s=t.x,i=t.y;return t.x=U(this.long0+(s-this.x0)/(this.a*this.rc)),t.y=Ss(this.lat0+(i-this.y0)/this.a),t},names:["Equirectangular","Equidistant_Cylindrical","eqc"]};var Ws={init:function(){this.temp=this.b/this.a,this.es=1-Math.pow(this.temp,2),this.e=Math.sqrt(this.es),this.e0=As(this.es),this.e1=Cs(this.es),this.e2=Ns(this.es),this.e3=Ps(this.es),this.ml0=this.a*ws(this.e0,this.e1,this.e2,this.e3,this.lat0)},forward:function(t){var s,i,a,h=t.x,e=t.y,r=U(h-this.long0);if(a=r*Math.sin(e),this.sphere)Math.abs(e)<=M?(s=this.a*r,i=-1*this.a*this.lat0):(s=this.a*Math.sin(a)/Math.tan(e),i=this.a*(Ss(e-this.lat0)+(1-Math.cos(a))/Math.tan(e)));else if(Math.abs(e)<=M)s=this.a*r,i=-1*this.ml0;else{var n=Es(this.a,this.e,Math.sin(e))/Math.tan(e);s=n*Math.sin(a),i=this.a*ws(this.e0,this.e1,this.e2,this.e3,e)-this.ml0+n*(1-Math.cos(a))}return t.x=s+this.x0,t.y=i+this.y0,t},inverse:function(t){var s,i,a,h,e,r,n,o,l;if(a=t.x-this.x0,h=t.y-this.y0,this.sphere)if(Math.abs(h+this.a*this.lat0)<=M)s=U(a/this.a+this.long0),i=0;else{var u;for(r=this.lat0+h/this.a,n=a*a/this.a/this.a+r*r,o=r,e=20;e;--e)if(o+=l=-1*(r*(o*(u=Math.tan(o))+1)-o-.5*(o*o+n)*u)/((o-r)/u-1),Math.abs(l)<=M){i=o;break}s=U(this.long0+Math.asin(a*Math.tan(o)/this.a)/Math.sin(i))}else if(Math.abs(h+this.ml0)<=M)i=0,s=U(this.long0+a/this.a);else{var c,f,p,d,y;for(r=(this.ml0+h)/this.a,n=a*a/this.a/this.a+r*r,o=r,e=20;e;--e)if(y=this.e*Math.sin(o),c=Math.sqrt(1-y*y)*Math.tan(o),f=this.a*ws(this.e0,this.e1,this.e2,this.e3,o),p=this.e0-2*this.e1*Math.cos(2*o)+4*this.e2*Math.cos(4*o)-6*this.e3*Math.cos(6*o),o-=l=(r*(c*(d=f/this.a)+1)-d-.5*c*(d*d+n))/(this.es*Math.sin(2*o)*(d*d+n-2*r*d)/(4*c)+(r-d)*(c*p-2/Math.sin(2*o))-p),Math.abs(l)<=M){i=o;break}c=Math.sqrt(1-this.es*Math.pow(Math.sin(i),2))*Math.tan(i),s=U(this.long0+Math.asin(a*c/this.a)/Math.sin(i))}return t.x=s,t.y=i,t},names:["Polyconic","poly"]};var Zs={init:function(){this.A=[],this.A[1]=.6399175073,this.A[2]=-.1358797613,this.A[3]=.063294409,this.A[4]=-.02526853,this.A[5]=.0117879,this.A[6]=-.0055161,this.A[7]=.0026906,this.A[8]=-.001333,this.A[9]=67e-5,this.A[10]=-34e-5,this.B_re=[],this.B_im=[],this.B_re[1]=.7557853228,this.B_im[1]=0,this.B_re[2]=.249204646,this.B_im[2]=.003371507,this.B_re[3]=-.001541739,this.B_im[3]=.04105856,this.B_re[4]=-.10162907,this.B_im[4]=.01727609,this.B_re[5]=-.26623489,this.B_im[5]=-.36249218,this.B_re[6]=-.6870983,this.B_im[6]=-1.1651967,this.C_re=[],this.C_im=[],this.C_re[1]=1.3231270439,this.C_im[1]=0,this.C_re[2]=-.577245789,this.C_im[2]=-.007809598,this.C_re[3]=.508307513,this.C_im[3]=-.112208952,this.C_re[4]=-.15094762,this.C_im[4]=.18200602,this.C_re[5]=1.01418179,this.C_im[5]=1.64497696,this.C_re[6]=1.9660549,this.C_im[6]=2.5127645,this.D=[],this.D[1]=1.5627014243,this.D[2]=.5185406398,this.D[3]=-.03333098,this.D[4]=-.1052906,this.D[5]=-.0368594,this.D[6]=.007317,this.D[7]=.0122,this.D[8]=.00394,this.D[9]=-.0013},forward:function(t){var s,i=t.x,a=t.y-this.lat0,h=i-this.long0,e=a/o*1e-5,r=h,n=1,l=0;for(s=1;s<=10;s++)n*=e,l+=this.A[s]*n;var u,c=l,f=r,M=1,p=0,d=0,y=0;for(s=1;s<=6;s++)u=p*c+M*f,M=M*c-p*f,p=u,d=d+this.B_re[s]*M-this.B_im[s]*p,y=y+this.B_im[s]*M+this.B_re[s]*p;return t.x=y*this.a+this.x0,t.y=d*this.a+this.y0,t},inverse:function(t){var s,i,a=t.x,h=t.y,e=a-this.x0,r=(h-this.y0)/this.a,n=e/this.a,l=1,u=0,c=0,f=0;for(s=1;s<=6;s++)i=u*r+l*n,l=l*r-u*n,u=i,c=c+this.C_re[s]*l-this.C_im[s]*u,f=f+this.C_im[s]*l+this.C_re[s]*u;for(var M=0;M<this.iterations;M++){var p,d=c,y=f,m=r,_=n;for(s=2;s<=6;s++)p=y*c+d*f,d=d*c-y*f,y=p,m+=(s-1)*(this.B_re[s]*d-this.B_im[s]*y),_+=(s-1)*(this.B_im[s]*d+this.B_re[s]*y);d=1,y=0;var g=this.B_re[1],x=this.B_im[1];for(s=2;s<=6;s++)p=y*c+d*f,d=d*c-y*f,y=p,g+=s*(this.B_re[s]*d-this.B_im[s]*y),x+=s*(this.B_im[s]*d+this.B_re[s]*y);var v=g*g+x*x;c=(m*g+_*x)/v,f=(_*g-m*x)/v}var b=c,w=f,A=1,C=0;for(s=1;s<=9;s++)A*=b,C+=this.D[s]*A;var N=this.lat0+C*o*1e5,P=this.long0+w;return t.x=P,t.y=N,t},names:["New_Zealand_Map_Grid","nzmg"]};var Hs={init:function(){},forward:function(t){var s=t.x,i=t.y,a=U(s-this.long0),h=this.x0+this.a*a,e=this.y0+this.a*Math.log(Math.tan(Math.PI/4+i/2.5))*1.25;return t.x=h,t.y=e,t},inverse:function(t){t.x-=this.x0,t.y-=this.y0;var s=U(this.long0+t.x/this.a),i=2.5*(Math.atan(Math.exp(.8*t.y/this.a))-Math.PI/4);return t.x=s,t.y=i,t},names:["Miller_Cylindrical","mill"]};var Vs={init:function(){this.sphere?(this.n=1,this.m=0,this.es=0,this.C_y=Math.sqrt((this.m+1)/this.n),this.C_x=this.C_y/(this.m+1)):this.en=is(this.es)},forward:function(t){var s,i,a=t.x,h=t.y;if(a=U(a-this.long0),this.sphere){if(this.m)for(var e=this.n*Math.sin(h),r=20;r;--r){var n=(this.m*h+Math.sin(h)-e)/(this.m+Math.cos(h));if(h-=n,Math.abs(n)<M)break}else h=1!==this.n?Math.asin(this.n*Math.sin(h)):h;s=this.a*this.C_x*a*(this.m+Math.cos(h)),i=this.a*this.C_y*h}else{var o=Math.sin(h),l=Math.cos(h);i=this.a*as(h,o,l,this.en),s=this.a*a*l/Math.sqrt(1-this.es*o*o)}return t.x=s,t.y=i,t},inverse:function(t){var s,i,a;return t.x-=this.x0,i=t.x/this.a,t.y-=this.y0,s=t.y/this.a,this.sphere?(s/=this.C_y,i/=this.C_x*(this.m+Math.cos(s)),this.m?s=Bs((this.m*s+Math.sin(s))/this.n):1!==this.n&&(s=Bs(Math.sin(s)/this.n)),i=U(i+this.long0),s=Ss(s)):(s=es(t.y/this.a,this.es,this.en),(a=Math.abs(s))<l?(a=Math.sin(s),i=U(this.long0+t.x*Math.sqrt(1-this.es*a*a)/(this.a*Math.cos(s)))):a-M<l&&(i=this.long0)),t.x=i,t.y=s,t},names:["Sinusoidal","sinu"]};var Xs={init:function(){},forward:function(t){for(var s=t.x,i=t.y,a=U(s-this.long0),h=i,e=Math.PI*Math.sin(i);;){var r=-(h+Math.sin(h)-e)/(1+Math.cos(h));if(h+=r,Math.abs(r)<M)break}h/=2,Math.PI/2-Math.abs(i)<M&&(a=0);var n=.900316316158*this.a*a*Math.cos(h)+this.x0,o=1.4142135623731*this.a*Math.sin(h)+this.y0;return t.x=n,t.y=o,t},inverse:function(t){var s,i;t.x-=this.x0,t.y-=this.y0,i=t.y/(1.4142135623731*this.a),Math.abs(i)>.999999999999&&(i=.999999999999),s=Math.asin(i);var a=U(this.long0+t.x/(.900316316158*this.a*Math.cos(s)));a<-Math.PI&&(a=-Math.PI),a>Math.PI&&(a=Math.PI),i=(2*s+Math.sin(2*s))/Math.PI,Math.abs(i)>1&&(i=1);var h=Math.asin(i);return t.x=a,t.y=h,t},names:["Mollweide","moll"]};var Js={init:function(){Math.abs(this.lat1+this.lat2)<M||(this.lat2=this.lat2||this.lat1,this.temp=this.b/this.a,this.es=1-Math.pow(this.temp,2),this.e=Math.sqrt(this.es),this.e0=As(this.es),this.e1=Cs(this.es),this.e2=Ns(this.es),this.e3=Ps(this.es),this.sinphi=Math.sin(this.lat1),this.cosphi=Math.cos(this.lat1),this.ms1=D(this.e,this.sinphi,this.cosphi),this.ml1=ws(this.e0,this.e1,this.e2,this.e3,this.lat1),Math.abs(this.lat1-this.lat2)<M?this.ns=this.sinphi:(this.sinphi=Math.sin(this.lat2),this.cosphi=Math.cos(this.lat2),this.ms2=D(this.e,this.sinphi,this.cosphi),this.ml2=ws(this.e0,this.e1,this.e2,this.e3,this.lat2),this.ns=(this.ms1-this.ms2)/(this.ml2-this.ml1)),this.g=this.ml1+this.ms1/this.ns,this.ml0=ws(this.e0,this.e1,this.e2,this.e3,this.lat0),this.rh=this.a*(this.g-this.ml0))},forward:function(t){var s,i=t.x,a=t.y;if(this.sphere)s=this.a*(this.g-a);else{var h=ws(this.e0,this.e1,this.e2,this.e3,a);s=this.a*(this.g-h)}var e=this.ns*U(i-this.long0),r=this.x0+s*Math.sin(e),n=this.y0+this.rh-s*Math.cos(e);return t.x=r,t.y=n,t},inverse:function(t){var s,i,a,h;t.x-=this.x0,t.y=this.rh-t.y+this.y0,this.ns>=0?(i=Math.sqrt(t.x*t.x+t.y*t.y),s=1):(i=-Math.sqrt(t.x*t.x+t.y*t.y),s=-1);var e=0;return 0!==i&&(e=Math.atan2(s*t.x,s*t.y)),this.sphere?(h=U(this.long0+e/this.ns),a=Ss(this.g-i/this.a),t.x=h,t.y=a,t):(a=Is(this.g-i/this.a,this.e0,this.e1,this.e2,this.e3),h=U(this.long0+e/this.ns),t.x=h,t.y=a,t)},names:["Equidistant_Conic","eqdc"]};var Ks={init:function(){this.R=this.a},forward:function(t){var s,i,a=t.x,h=t.y,e=U(a-this.long0);Math.abs(h)<=M&&(s=this.x0+this.R*e,i=this.y0);var r=Bs(2*Math.abs(h/Math.PI));(Math.abs(e)<=M||Math.abs(Math.abs(h)-l)<=M)&&(s=this.x0,i=h>=0?this.y0+Math.PI*this.R*Math.tan(.5*r):this.y0+Math.PI*this.R*-Math.tan(.5*r));var n=.5*Math.abs(Math.PI/e-e/Math.PI),o=n*n,u=Math.sin(r),c=Math.cos(r),f=c/(u+c-1),p=f*f,d=f*(2/u-1),y=d*d,m=Math.PI*this.R*(n*(f-y)+Math.sqrt(o*(f-y)*(f-y)-(y+o)*(p-y)))/(y+o);e<0&&(m=-m),s=this.x0+m;var _=o+f;return m=Math.PI*this.R*(d*_-n*Math.sqrt((y+o)*(o+1)-_*_))/(y+o),i=h>=0?this.y0+m:this.y0-m,t.x=s,t.y=i,t},inverse:function(t){var s,i,a,h,e,r,n,o,l,u,c,f;return t.x-=this.x0,t.y-=this.y0,c=Math.PI*this.R,e=(a=t.x/c)*a+(h=t.y/c)*h,c=3*(h*h/(o=-2*(r=-Math.abs(h)*(1+e))+1+2*h*h+e*e)+(2*(n=r-2*h*h+a*a)*n*n/o/o/o-9*r*n/o/o)/27)/(l=(r-n*n/3/o)/o)/(u=2*Math.sqrt(-l/3)),Math.abs(c)>1&&(c=c>=0?1:-1),f=Math.acos(c)/3,i=t.y>=0?(-u*Math.cos(f+Math.PI/3)-n/3/o)*Math.PI:-(-u*Math.cos(f+Math.PI/3)-n/3/o)*Math.PI,s=Math.abs(a)<M?this.long0:U(this.long0+Math.PI*(e-1+Math.sqrt(1+2*(a*a-h*h)+e*e))/2/a),t.x=s,t.y=i,t},names:["Van_der_Grinten_I","VanDerGrinten","vandg"]};var $s={init:function(){this.sin_p12=Math.sin(this.lat0),this.cos_p12=Math.cos(this.lat0)},forward:function(t){var s,i,a,h,e,r,n,o,u,c,f,p,d,y,m,_,g,x,v,b,w,A,C=t.x,N=t.y,P=Math.sin(t.y),E=Math.cos(t.y),S=U(C-this.long0);return this.sphere?Math.abs(this.sin_p12-1)<=M?(t.x=this.x0+this.a*(l-N)*Math.sin(S),t.y=this.y0-this.a*(l-N)*Math.cos(S),t):Math.abs(this.sin_p12+1)<=M?(t.x=this.x0+this.a*(l+N)*Math.sin(S),t.y=this.y0+this.a*(l+N)*Math.cos(S),t):(x=this.sin_p12*P+this.cos_p12*E*Math.cos(S),g=(_=Math.acos(x))?_/Math.sin(_):1,t.x=this.x0+this.a*g*E*Math.sin(S),t.y=this.y0+this.a*g*(this.cos_p12*P-this.sin_p12*E*Math.cos(S)),t):(s=As(this.es),i=Cs(this.es),a=Ns(this.es),h=Ps(this.es),Math.abs(this.sin_p12-1)<=M?(e=this.a*ws(s,i,a,h,l),r=this.a*ws(s,i,a,h,N),t.x=this.x0+(e-r)*Math.sin(S),t.y=this.y0-(e-r)*Math.cos(S),t):Math.abs(this.sin_p12+1)<=M?(e=this.a*ws(s,i,a,h,l),r=this.a*ws(s,i,a,h,N),t.x=this.x0+(e+r)*Math.sin(S),t.y=this.y0+(e+r)*Math.cos(S),t):(n=P/E,o=Es(this.a,this.e,this.sin_p12),u=Es(this.a,this.e,P),c=Math.atan((1-this.es)*n+this.es*o*this.sin_p12/(u*E)),v=0===(f=Math.atan2(Math.sin(S),this.cos_p12*Math.tan(c)-this.sin_p12*Math.cos(S)))?Math.asin(this.cos_p12*Math.sin(c)-this.sin_p12*Math.cos(c)):Math.abs(Math.abs(f)-Math.PI)<=M?-Math.asin(this.cos_p12*Math.sin(c)-this.sin_p12*Math.cos(c)):Math.asin(Math.sin(S)*Math.cos(c)/Math.sin(f)),p=this.e*this.sin_p12/Math.sqrt(1-this.es),_=o*v*(1-(b=v*v)*(m=(d=this.e*this.cos_p12*Math.cos(f)/Math.sqrt(1-this.es))*d)*(1-m)/6+(w=b*v)/8*(y=p*d)*(1-2*m)+(A=w*v)/120*(m*(4-7*m)-3*p*p*(1-7*m))-A*v/48*y),t.x=this.x0+_*Math.sin(f),t.y=this.y0+_*Math.cos(f),t))},inverse:function(t){var s,i,a,h,e,r,n,o,u,c,f,p,d,y,m,_,g,x,v,b,w,A,C;if(t.x-=this.x0,t.y-=this.y0,this.sphere){if((s=Math.sqrt(t.x*t.x+t.y*t.y))>2*l*this.a)return;return i=s/this.a,a=Math.sin(i),h=Math.cos(i),e=this.long0,Math.abs(s)<=M?r=this.lat0:(r=Bs(h*this.sin_p12+t.y*a*this.cos_p12/s),n=Math.abs(this.lat0)-l,e=Math.abs(n)<=M?this.lat0>=0?U(this.long0+Math.atan2(t.x,-t.y)):U(this.long0-Math.atan2(-t.x,t.y)):U(this.long0+Math.atan2(t.x*a,s*this.cos_p12*h-t.y*this.sin_p12*a))),t.x=e,t.y=r,t}return o=As(this.es),u=Cs(this.es),c=Ns(this.es),f=Ps(this.es),Math.abs(this.sin_p12-1)<=M?(r=Is(((p=this.a*ws(o,u,c,f,l))-(s=Math.sqrt(t.x*t.x+t.y*t.y)))/this.a,o,u,c,f),e=U(this.long0+Math.atan2(t.x,-1*t.y)),t.x=e,t.y=r,t):Math.abs(this.sin_p12+1)<=M?(p=this.a*ws(o,u,c,f,l),r=Is(((s=Math.sqrt(t.x*t.x+t.y*t.y))-p)/this.a,o,u,c,f),e=U(this.long0+Math.atan2(t.x,t.y)),t.x=e,t.y=r,t):(s=Math.sqrt(t.x*t.x+t.y*t.y),m=Math.atan2(t.x,t.y),d=Es(this.a,this.e,this.sin_p12),_=Math.cos(m),x=-(g=this.e*this.cos_p12*_)*g/(1-this.es),v=3*this.es*(1-x)*this.sin_p12*this.cos_p12*_/(1-this.es),A=1-x*(w=(b=s/d)-x*(1+x)*Math.pow(b,3)/6-v*(1+3*x)*Math.pow(b,4)/24)*w/2-b*w*w*w/6,y=Math.asin(this.sin_p12*Math.cos(w)+this.cos_p12*Math.sin(w)*_),e=U(this.long0+Math.asin(Math.sin(m)*Math.sin(w)/Math.cos(y))),C=Math.sin(y),r=Math.atan2((C-this.es*A*this.sin_p12)*Math.tan(y),C*(1-this.es)),t.x=e,t.y=r,t)},names:["Azimuthal_Equidistant","aeqd"]};var Ys={init:function(){this.sin_p14=Math.sin(this.lat0),this.cos_p14=Math.cos(this.lat0)},forward:function(t){var s,i,a,h,e,r,n,o=t.x,l=t.y;return a=U(o-this.long0),s=Math.sin(l),i=Math.cos(l),h=Math.cos(a),1,((e=this.sin_p14*s+this.cos_p14*i*h)>0||Math.abs(e)<=M)&&(r=1*this.a*i*Math.sin(a),n=this.y0+1*this.a*(this.cos_p14*s-this.sin_p14*i*h)),t.x=r,t.y=n,t},inverse:function(t){var s,i,a,h,e,r,n;return t.x-=this.x0,t.y-=this.y0,i=Bs((s=Math.sqrt(t.x*t.x+t.y*t.y))/this.a),a=Math.sin(i),h=Math.cos(i),r=this.long0,Math.abs(s)<=M?(n=this.lat0,t.x=r,t.y=n,t):(n=Bs(h*this.sin_p14+t.y*a*this.cos_p14/s),e=Math.abs(this.lat0)-l,Math.abs(e)<=M?(r=this.lat0>=0?U(this.long0+Math.atan2(t.x,-t.y)):U(this.long0-Math.atan2(-t.x,t.y)),t.x=r,t.y=n,t):(r=U(this.long0+Math.atan2(t.x*a,s*this.cos_p14*h-t.y*this.sin_p14*a)),t.x=r,t.y=n,t))},names:["ortho"]},ti=1,si=2,ii=3,ai=4,hi=5,ei=6,ri={AREA_0:1,AREA_1:2,AREA_2:3,AREA_3:4};function ni(t,s,i,a){var h;return t<M?(a.value=ri.AREA_0,h=0):(h=Math.atan2(s,i),Math.abs(h)<=y?a.value=ri.AREA_0:h>y&&h<=l+y?(a.value=ri.AREA_1,h-=l):h>l+y||h<=-(l+y)?(a.value=ri.AREA_2,h=h>=0?h-_:h+_):(a.value=ri.AREA_3,h+=l)),h}function oi(t,s){var i=t+s;return i<-_?i+=m:i>+_&&(i-=m),i}var li={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.lat0=this.lat0||0,this.long0=this.long0||0,this.lat_ts=this.lat_ts||0,this.title=this.title||"Quadrilateralized Spherical Cube",this.lat0>=l-y/2?this.face=hi:this.lat0<=-(l-y/2)?this.face=ei:Math.abs(this.long0)<=y?this.face=ti:Math.abs(this.long0)<=l+y?this.face=this.long0>0?si:ai:this.face=ii,0!==this.es&&(this.one_minus_f=1-(this.a-this.b)/this.a,this.one_minus_f_squared=this.one_minus_f*this.one_minus_f)},forward:function(t){var s,i,a,h,e,r,n={x:0,y:0},o={value:0};if(t.x-=this.long0,s=0!==this.es?Math.atan(this.one_minus_f_squared*Math.tan(t.y)):t.y,i=t.x,this.face===hi)h=l-s,i>=y&&i<=l+y?(o.value=ri.AREA_0,a=i-l):i>l+y||i<=-(l+y)?(o.value=ri.AREA_1,a=i>0?i-_:i+_):i>-(l+y)&&i<=-y?(o.value=ri.AREA_2,a=i+l):(o.value=ri.AREA_3,a=i);else if(this.face===ei)h=l+s,i>=y&&i<=l+y?(o.value=ri.AREA_0,a=-i+l):i<y&&i>=-y?(o.value=ri.AREA_1,a=-i):i<-y&&i>=-(l+y)?(o.value=ri.AREA_2,a=-i-l):(o.value=ri.AREA_3,a=i>0?-i+_:-i-_);else{var u,c,f,M,p,d;this.face===si?i=oi(i,+l):this.face===ii?i=oi(i,+_):this.face===ai&&(i=oi(i,-l)),M=Math.sin(s),p=Math.cos(s),d=Math.sin(i),u=p*Math.cos(i),c=p*d,f=M,this.face===ti?a=ni(h=Math.acos(u),f,c,o):this.face===si?a=ni(h=Math.acos(c),f,-u,o):this.face===ii?a=ni(h=Math.acos(-u),f,-c,o):this.face===ai?a=ni(h=Math.acos(-c),f,u,o):(h=a=0,o.value=ri.AREA_0)}return r=Math.atan(12/_*(a+Math.acos(Math.sin(a)*Math.cos(y))-l)),e=Math.sqrt((1-Math.cos(h))/(Math.cos(r)*Math.cos(r))/(1-Math.cos(Math.atan(1/Math.cos(a))))),o.value===ri.AREA_1?r+=l:o.value===ri.AREA_2?r+=_:o.value===ri.AREA_3&&(r+=1.5*_),n.x=e*Math.cos(r),n.y=e*Math.sin(r),n.x=n.x*this.a+this.x0,n.y=n.y*this.a+this.y0,t.x=n.x,t.y=n.y,t},inverse:function(t){var s,i,a,h,e,r,n,o,u,c,f,M,p={lam:0,phi:0},d={value:0};if(t.x=(t.x-this.x0)/this.a,t.y=(t.y-this.y0)/this.a,i=Math.atan(Math.sqrt(t.x*t.x+t.y*t.y)),s=Math.atan2(t.y,t.x),t.x>=0&&t.x>=Math.abs(t.y)?d.value=ri.AREA_0:t.y>=0&&t.y>=Math.abs(t.x)?(d.value=ri.AREA_1,s-=l):t.x<0&&-t.x>=Math.abs(t.y)?(d.value=ri.AREA_2,s=s<0?s+_:s-_):(d.value=ri.AREA_3,s+=l),u=_/12*Math.tan(s),e=Math.sin(u)/(Math.cos(u)-1/Math.sqrt(2)),r=Math.atan(e),(n=1-(a=Math.cos(s))*a*(h=Math.tan(i))*h*(1-Math.cos(Math.atan(1/Math.cos(r)))))<-1?n=-1:n>1&&(n=1),this.face===hi)o=Math.acos(n),p.phi=l-o,d.value===ri.AREA_0?p.lam=r+l:d.value===ri.AREA_1?p.lam=r<0?r+_:r-_:d.value===ri.AREA_2?p.lam=r-l:p.lam=r;else if(this.face===ei)o=Math.acos(n),p.phi=o-l,d.value===ri.AREA_0?p.lam=-r+l:d.value===ri.AREA_1?p.lam=-r:d.value===ri.AREA_2?p.lam=-r-l:p.lam=r<0?-r-_:-r+_;else{var y,m,g;u=(y=n)*y,m=(u+=(g=u>=1?0:Math.sqrt(1-u)*Math.sin(r))*g)>=1?0:Math.sqrt(1-u),d.value===ri.AREA_1?(u=m,m=-g,g=u):d.value===ri.AREA_2?(m=-m,g=-g):d.value===ri.AREA_3&&(u=m,m=g,g=-u),this.face===si?(u=y,y=-m,m=u):this.face===ii?(y=-y,m=-m):this.face===ai&&(u=y,y=m,m=-u),p.phi=Math.acos(-g)-l,p.lam=Math.atan2(m,y),this.face===si?p.lam=oi(p.lam,-l):this.face===ii?p.lam=oi(p.lam,-_):this.face===ai&&(p.lam=oi(p.lam,+l))}return 0!==this.es&&(c=p.phi<0?1:0,f=Math.tan(p.phi),M=this.b/Math.sqrt(f*f+this.one_minus_f_squared),p.phi=Math.atan(Math.sqrt(this.a*this.a-M*M)/(this.one_minus_f*M)),c&&(p.phi=-p.phi)),p.lam+=this.long0,t.x=p.lam,t.y=p.phi,t},names:["Quadrilateralized Spherical Cube","Quadrilateralized_Spherical_Cube","qsc"]},ui=[[1,22199e-21,-715515e-10,31103e-10],[.9986,-482243e-9,-24897e-9,-13309e-10],[.9954,-83103e-8,-448605e-10,-9.86701e-7],[.99,-.00135364,-59661e-9,36777e-10],[.9822,-.00167442,-449547e-11,-572411e-11],[.973,-.00214868,-903571e-10,1.8736e-8],[.96,-.00305085,-900761e-10,164917e-11],[.9427,-.00382792,-653386e-10,-26154e-10],[.9216,-.00467746,-10457e-8,481243e-11],[.8962,-.00536223,-323831e-10,-543432e-11],[.8679,-.00609363,-113898e-9,332484e-11],[.835,-.00698325,-640253e-10,9.34959e-7],[.7986,-.00755338,-500009e-10,9.35324e-7],[.7597,-.00798324,-35971e-9,-227626e-11],[.7186,-.00851367,-701149e-10,-86303e-10],[.6732,-.00986209,-199569e-9,191974e-10],[.6213,-.010418,883923e-10,624051e-11],[.5722,-.00906601,182e-6,624051e-11],[.5322,-.00677797,275608e-9,624051e-11]],ci=[[-520417e-23,.0124,121431e-23,-845284e-16],[.062,.0124,-1.26793e-9,4.22642e-10],[.124,.0124,5.07171e-9,-1.60604e-9],[.186,.0123999,-1.90189e-8,6.00152e-9],[.248,.0124002,7.10039e-8,-2.24e-8],[.31,.0123992,-2.64997e-7,8.35986e-8],[.372,.0124029,9.88983e-7,-3.11994e-7],[.434,.0123893,-369093e-11,-4.35621e-7],[.4958,.0123198,-102252e-10,-3.45523e-7],[.5571,.0121916,-154081e-10,-5.82288e-7],[.6176,.0119938,-241424e-10,-5.25327e-7],[.6769,.011713,-320223e-10,-5.16405e-7],[.7346,.0113541,-397684e-10,-6.09052e-7],[.7903,.0109107,-489042e-10,-104739e-11],[.8435,.0103431,-64615e-9,-1.40374e-9],[.8936,.00969686,-64636e-9,-8547e-9],[.9394,.00840947,-192841e-9,-42106e-10],[.9761,.00616527,-256e-6,-42106e-10],[1,.00328947,-319159e-9,-42106e-10]],fi=.8487,Mi=1.3523,pi=d/5,di=1/pi,yi=18,mi=function(t,s){return t[0]+s*(t[1]+s*(t[2]+s*t[3]))};var _i={init:function(){this.x0=this.x0||0,this.y0=this.y0||0,this.long0=this.long0||0,this.es=0,this.title=this.title||"Robinson"},forward:function(t){var s=U(t.x-this.long0),i=Math.abs(t.y),a=Math.floor(i*pi);a<0?a=0:a>=yi&&(a=17);var h={x:mi(ui[a],i=d*(i-di*a))*s,y:mi(ci[a],i)};return t.y<0&&(h.y=-h.y),h.x=h.x*this.a*fi+this.x0,h.y=h.y*this.a*Mi+this.y0,h},inverse:function(t){var s={x:(t.x-this.x0)/(this.a*fi),y:Math.abs(t.y-this.y0)/(this.a*Mi)};if(s.y>=1)s.x/=ui[18][0],s.y=t.y<0?-l:l;else{var i=Math.floor(s.y*yi);for(i<0?i=0:i>=yi&&(i=17);;)if(ci[i][0]>s.y)--i;else{if(!(ci[i+1][0]<=s.y))break;++i}var a=ci[i],h=5*(s.y-a[0])/(ci[i+1][0]-a[0]);h=function(t,s,i,a){for(var h=s;a;--a){var e=t(h);if(h-=e,Math.abs(e)<i)break}return h}((function(t){return(mi(a,t)-s.y)/function(t,s){return t[1]+s*(2*t[2]+3*s*t[3])}(a,t)}),h,M,100),s.x/=mi(ui[i],h),s.y=(5*i+h)*p,t.y<0&&(s.y=-s.y)}return s.x=U(s.x+this.long0),s},names:["Robinson","robin"]};var gi={init:function(){this.name="geocent"},forward:function(t){return ut(t,this.es,this.a)},inverse:function(t){return ct(t,this.es,this.a,this.b)},names:["Geocentric","geocentric","geocent","Geocent"]},xi=0,vi=1,bi=2,wi=3,Ai={h:{def:1e5,num:!0},azi:{def:0,num:!0,degrees:!0},tilt:{def:0,num:!0,degrees:!0},long0:{def:0,num:!0},lat0:{def:0,num:!0}};var Ci={init:function(){if(Object.keys(Ai).forEach(function(t){if(void 0===this[t])this[t]=Ai[t].def;else{if(Ai[t].num&&isNaN(this[t]))throw new Error("Invalid parameter value, must be numeric "+t+" = "+this[t]);Ai[t].num&&(this[t]=parseFloat(this[t]))}Ai[t].degrees&&(this[t]=this[t]*p)}.bind(this)),Math.abs(Math.abs(this.lat0)-l)<M?this.mode=this.lat0<0?vi:xi:Math.abs(this.lat0)<M?this.mode=bi:(this.mode=wi,this.sinph0=Math.sin(this.lat0),this.cosph0=Math.cos(this.lat0)),this.pn1=this.h/this.a,this.pn1<=0||this.pn1>1e10)throw new Error("Invalid height");this.p=1+this.pn1,this.rp=1/this.p,this.h1=1/this.pn1,this.pfact=(this.p+1)*this.h1,this.es=0;var t=this.tilt,s=this.azi;this.cg=Math.cos(s),this.sg=Math.sin(s),this.cw=Math.cos(t),this.sw=Math.sin(t)},forward:function(t){t.x-=this.long0;var s,i,a,h,e=Math.sin(t.y),r=Math.cos(t.y),n=Math.cos(t.x);switch(this.mode){case wi:i=this.sinph0*e+this.cosph0*r*n;break;case bi:i=r*n;break;case vi:i=-e;break;case xi:i=e}switch(s=(i=this.pn1/(this.p-i))*r*Math.sin(t.x),this.mode){case wi:i*=this.cosph0*e-this.sinph0*r*n;break;case bi:i*=e;break;case xi:i*=-r*n;break;case vi:i*=r*n}return h=1/((a=i*this.cg+s*this.sg)*this.sw*this.h1+this.cw),s=(s*this.cg-i*this.sg)*this.cw*h,i=a*h,t.x=s*this.a,t.y=i*this.a,t},inverse:function(t){t.x/=this.a,t.y/=this.a;var s,i,a,h={x:t.x,y:t.y};a=1/(this.pn1-t.y*this.sw),s=this.pn1*t.x*a,i=this.pn1*t.y*this.cw*a,t.x=s*this.cg+i*this.sg,t.y=i*this.cg-s*this.sg;var e=os(t.x,t.y);if(Math.abs(e)<M)h.x=0,h.y=t.y;else{var r,n;switch(n=1-e*e*this.pfact,n=(this.p-Math.sqrt(n))/(this.pn1/e+e/this.pn1),r=Math.sqrt(1-n*n),this.mode){case wi:h.y=Math.asin(r*this.sinph0+t.y*n*this.cosph0/e),t.y=(r-this.sinph0*Math.sin(h.y))*e,t.x*=n*this.cosph0;break;case bi:h.y=Math.asin(t.y*n/e),t.y=r*e,t.x*=n;break;case xi:h.y=Math.asin(r),t.y=-t.y;break;case vi:h.y=-Math.asin(r)}h.x=Math.atan2(t.x,t.y)}return t.x=h.x+this.long0,t.y=h.y,t},names:["Tilted_Perspective","tpers"]};var Ni={init:function(){if(this.flip_axis="x"===this.sweep?1:0,this.h=Number(this.h),this.radius_g_1=this.h/this.a,this.radius_g_1<=0||this.radius_g_1>1e10)throw new Error;if(this.radius_g=1+this.radius_g_1,this.C=this.radius_g*this.radius_g-1,0!==this.es){var t=1-this.es,s=1/t;this.radius_p=Math.sqrt(t),this.radius_p2=t,this.radius_p_inv2=s,this.shape="ellipse"}else this.radius_p=1,this.radius_p2=1,this.radius_p_inv2=1,this.shape="sphere";this.title||(this.title="Geostationary Satellite View")},forward:function(t){var s,i,a,h,e=t.x,r=t.y;if(e-=this.long0,"ellipse"===this.shape){r=Math.atan(this.radius_p2*Math.tan(r));var n=this.radius_p/os(this.radius_p*Math.cos(r),Math.sin(r));if(i=n*Math.cos(e)*Math.cos(r),a=n*Math.sin(e)*Math.cos(r),h=n*Math.sin(r),(this.radius_g-i)*i-a*a-h*h*this.radius_p_inv2<0)return t.x=Number.NaN,t.y=Number.NaN,t;s=this.radius_g-i,this.flip_axis?(t.x=this.radius_g_1*Math.atan(a/os(h,s)),t.y=this.radius_g_1*Math.atan(h/s)):(t.x=this.radius_g_1*Math.atan(a/s),t.y=this.radius_g_1*Math.atan(h/os(a,s)))}else"sphere"===this.shape&&(s=Math.cos(r),i=Math.cos(e)*s,a=Math.sin(e)*s,h=Math.sin(r),s=this.radius_g-i,this.flip_axis?(t.x=this.radius_g_1*Math.atan(a/os(h,s)),t.y=this.radius_g_1*Math.atan(h/s)):(t.x=this.radius_g_1*Math.atan(a/s),t.y=this.radius_g_1*Math.atan(h/os(a,s))));return t.x=t.x*this.a,t.y=t.y*this.a,t},inverse:function(t){var s,i,a,h,e=-1,r=0,n=0;if(t.x=t.x/this.a,t.y=t.y/this.a,"ellipse"===this.shape){this.flip_axis?(n=Math.tan(t.y/this.radius_g_1),r=Math.tan(t.x/this.radius_g_1)*os(1,n)):(r=Math.tan(t.x/this.radius_g_1),n=Math.tan(t.y/this.radius_g_1)*os(1,r));var o=n/this.radius_p;if(s=r*r+o*o+e*e,(a=(i=2*this.radius_g*e)*i-4*s*this.C)<0)return t.x=Number.NaN,t.y=Number.NaN,t;h=(-i-Math.sqrt(a))/(2*s),e=this.radius_g+h*e,r*=h,n*=h,t.x=Math.atan2(r,e),t.y=Math.atan(n*Math.cos(t.x)/e),t.y=Math.atan(this.radius_p_inv2*Math.tan(t.y))}else if("sphere"===this.shape){if(this.flip_axis?(n=Math.tan(t.y/this.radius_g_1),r=Math.tan(t.x/this.radius_g_1)*Math.sqrt(1+n*n)):(r=Math.tan(t.x/this.radius_g_1),n=Math.tan(t.y/this.radius_g_1)*Math.sqrt(1+r*r)),s=r*r+n*n+e*e,(a=(i=2*this.radius_g*e)*i-4*s*this.C)<0)return t.x=Number.NaN,t.y=Number.NaN,t;h=(-i-Math.sqrt(a))/(2*s),e=this.radius_g+h*e,r*=h,n*=h,t.x=Math.atan2(r,e),t.y=Math.atan(n*Math.cos(t.x)/e)}return t.x=t.x+this.long0,t},names:["Geostationary Satellite View","Geostationary_Satellite","geos"]};At.defaultDatum="WGS84",At.Proj=lt,At.WGS84=new At.Proj("WGS84"),At.Point=Ut,At.toPoint=_t,At.defs=j,At.nadgrid=function(t,s){var i=new DataView(s),a=function(t){var s=t.getInt32(8,!1);if(11===s)return!1;s=t.getInt32(8,!0),11!==s&&console.warn("Failed to detect nadgrid endian-ness, defaulting to little-endian");return!0}(i),h=function(t,s){return{nFields:t.getInt32(8,s),nSubgridFields:t.getInt32(24,s),nSubgrids:t.getInt32(40,s),shiftType:et(t,56,64).trim(),fromSemiMajorAxis:t.getFloat64(120,s),fromSemiMinorAxis:t.getFloat64(136,s),toSemiMajorAxis:t.getFloat64(152,s),toSemiMinorAxis:t.getFloat64(168,s)}}(i,a),e=function(t,s,i){for(var a=176,h=[],e=0;e<s.nSubgrids;e++){var r=nt(t,a,i),n=ot(t,a,r,i),o=Math.round(1+(r.upperLongitude-r.lowerLongitude)/r.longitudeInterval),l=Math.round(1+(r.upperLatitude-r.lowerLatitude)/r.latitudeInterval);h.push({ll:[ht(r.lowerLongitude),ht(r.lowerLatitude)],del:[ht(r.longitudeInterval),ht(r.latitudeInterval)],lim:[o,l],count:r.gridNodeCount,cvs:rt(n)}),a+=176+16*r.gridNodeCount}return h}(i,h,a),r={header:h,subgrids:e};return it[t]=r,r},At.transform=xt,At.mgrs=qt,At.version="__VERSION__",function(t){t.Proj.projections.add(rs),t.Proj.projections.add(fs),t.Proj.projections.add(Ms),t.Proj.projections.add(ys),t.Proj.projections.add(ms),t.Proj.projections.add(_s),t.Proj.projections.add(xs),t.Proj.projections.add(vs),t.Proj.projections.add(bs),t.Proj.projections.add(ks),t.Proj.projections.add(zs),t.Proj.projections.add(Ds),t.Proj.projections.add(Fs),t.Proj.projections.add(Us),t.Proj.projections.add(Qs),t.Proj.projections.add(Ws),t.Proj.projections.add(Zs),t.Proj.projections.add(Hs),t.Proj.projections.add(Vs),t.Proj.projections.add(Xs),t.Proj.projections.add(Js),t.Proj.projections.add(Ks),t.Proj.projections.add($s),t.Proj.projections.add(Ys),t.Proj.projections.add(li),t.Proj.projections.add(_i),t.Proj.projections.add(gi),t.Proj.projections.add(Ci),t.Proj.projections.add(Ni)}(At);var Pi,Ei="deflate-raw",Si=self.DecompressionStream;try{new Si(Ei),Pi=async t=>{let s=new Si(Ei),i=s.writable.getWriter(),a=s.readable.getReader();i.write(t),i.close();let h,e,r=[],n=0,o=0;for(;!(e=await a.read()).done;)h=e.value,r.push(h),n+=h.length;return r.length-1?(h=new Uint8Array(n),r.map((t=>{h.set(t,o),o+=t.length})),h):r[0]}}catch{}var Ii=new TextDecoder,ki=t=>{throw new Error("but-unzip~"+t)},Oi=t=>Ii.decode(t);function*qi(t,s=Pi){let i=(t=>{let s=t.length-20,i=Math.max(s-65516,2);for(;-1!==(s=t.lastIndexOf(80,s-1))&&(75!==t[s+1]||5!==t[s+2]||6!==t[s+3])&&s>i;);return s})(t);-1===i&&ki(2);let a=(s,a)=>t.subarray(i+=s,i+=a),h=new DataView(t.buffer,t.byteOffset),e=t=>h.getUint16(t+i,!0),r=t=>h.getUint32(t+i,!0),n=e(10);for(n!==e(8)&&ki(3),i=r(16);n--;){let t,h=e(10),n=e(28),o=e(30),l=e(32),u=r(20),c=r(42),f=Oi(a(46,n)),M=Oi(a(o,l)),p=i;i=c,t=a(30+e(26)+e(28),u),yield{filename:f,comment:M,read:()=>8&h?s(t):h?ki(1):t},i=p}}const Li=/.+\.(shp|dbf|json|prj|cpg)$/i;const Ri=globalThis.URL;var ji=(t,s)=>{if(!s)return t;const i=new Ri(t);return i.pathname=`${i.pathname}.${s}`,i.href};async function Gi(t,s){const i=ji(t,s),a="prj"===s||"cpg"===s;try{const t=await fetch(i);if(t.status>399)throw new Error(t.statusText);if(a)return t.text();const s=await t.arrayBuffer();return new DataView(s)}catch(t){if(a||"dbf"===s)return!1;throw t}}function Ti(t){let s=0,i=1;const a=t.length;let h,e;const r=[t[0][0],t[0][1],t[0][0],t[0][1]];for(;i<a;)h=e||t[0],e=t[i],s+=(e[0]-h[0])*(e[1]+h[1]),i++,e[0]<r[0]&&(r[0]=e[0]),e[1]<r[1]&&(r[1]=e[1]),e[0]>r[2]&&(r[2]=e[0]),e[1]>r[3]&&(r[3]=e[1]);return{ring:t,clockWise:s>0,bbox:r,children:[]}}function zi(t,s){return!(t.bbox[0]>s.bbox[0])&&(!(t.bbox[1]>s.bbox[1])&&(!(t.bbox[2]<s.bbox[2])&&!(t.bbox[3]<s.bbox[3])))}Di.prototype.parsePoint=function(t){return{type:"Point",coordinates:this.parseCoord(t,0)}},Di.prototype.parseZPoint=function(t){const s=this.parsePoint(t);return s.coordinates.push(t.getFloat64(16,!0)),s},Di.prototype.parsePointArray=function(t,s,i){const a=[];let h=0;for(;h<i;)a.push(this.parseCoord(t,s)),s+=16,h++;return a},Di.prototype.parseZPointArray=function(t,s,i,a){let h=0;for(;h<i;)a[h].push(t.getFloat64(s,!0)),h++,s+=8;return a},Di.prototype.parseArrayGroup=function(t,s,i,a,h){const e=[];let r,n,o=0,l=0;for(;o<a;)o++,i+=4,r=l,l=o===a?h:t.getInt32(i,!0),n=l-r,n&&(e.push(this.parsePointArray(t,s,n)),s+=n<<4);return e},Di.prototype.parseZArrayGroup=function(t,s,i,a){let h=0;for(;h<i;)a[h]=this.parseZPointArray(t,s,a[h].length,a[h]),s+=a[h].length<<3,h++;return a},Di.prototype.parseMultiPoint=function(t){const s={},i=t.getInt32(32,!0);if(!i)return null;const a=this.parseCoord(t,0),h=this.parseCoord(t,16);s.bbox=[a[0],a[1],h[0],h[1]];return 1===i?(s.type="Point",s.coordinates=this.parseCoord(t,36)):(s.type="MultiPoint",s.coordinates=this.parsePointArray(t,36,i)),s},Di.prototype.parseZMultiPoint=function(t){const s=this.parseMultiPoint(t);if(!s)return null;let i;if("Point"===s.type)return s.coordinates.push(t.getFloat64(72,!0)),s;i=s.coordinates.length;const a=52+(i<<4);return s.coordinates=this.parseZPointArray(t,a,i,s.coordinates),s},Di.prototype.parsePolyline=function(t){const s={},i=t.getInt32(32,!0);if(!i)return null;const a=this.parseCoord(t,0),h=this.parseCoord(t,16);s.bbox=[a[0],a[1],h[0],h[1]];const e=t.getInt32(36,!0);let r,n;return 1===i?(s.type="LineString",r=44,s.coordinates=this.parsePointArray(t,r,e)):(s.type="MultiLineString",r=40+(i<<2),n=40,s.coordinates=this.parseArrayGroup(t,r,40,i,e)),s},Di.prototype.parseZPolyline=function(t){const s=this.parsePolyline(t);if(!s)return null;const i=s.coordinates.length;let a;if("LineString"===s.type)return a=60+(i<<4),s.coordinates=this.parseZPointArray(t,a,i,s.coordinates),s;return a=56+(s.coordinates.reduce((function(t,s){return t+s.length}),0)<<4)+(i<<2),s.coordinates=this.parseZArrayGroup(t,a,i,s.coordinates),s},Di.prototype.polyFuncs=function(t){return t?"LineString"===t.type?(t.type="Polygon",t.coordinates=[t.coordinates],t):(t.coordinates=function(t){const s=[],i=[];for(const a of t){const t=Ti(a);t.clockWise?s.push(t):i.push(t)}for(const t of i)for(const i of s)if(zi(i,t)){i.children.push(t.ring);break}const a=[];for(const t of s)a.push([t.ring].concat(t.children));return a}(t.coordinates),1===t.coordinates.length?(t.type="Polygon",t.coordinates=t.coordinates[0],t):(t.type="MultiPolygon",t)):t},Di.prototype.parsePolygon=function(t){return this.polyFuncs(this.parsePolyline(t))},Di.prototype.parseZPolygon=function(t){return this.polyFuncs(this.parseZPolyline(t))};const Bi={1:"parsePoint",3:"parsePolyline",5:"parsePolygon",8:"parseMultiPoint",11:"parseZPoint",13:"parseZPolyline",15:"parseZPolygon",18:"parseZMultiPoint"};function Di(t,s){if(!(this instanceof Di))return new Di(t,s);this.buffer=t,this.headers=this.parseHeader(),this.shpFuncs(s),this.rows=this.getRows()}function Fi(t,s){return new Di(t,s).rows}Di.prototype.shpFuncs=function(t){let s=this.headers.shpCode;if(s>20&&(s-=20),!(s in Bi))throw new Error(`I don't know shp type "${s}"`);var i;this.parseFunc=this[Bi[s]],this.parseCoord=(i=t)?function(t,s){const a=[t.getFloat64(s,!0),t.getFloat64(s+8,!0)];return i.inverse(a)}:function(t,s){return[t.getFloat64(s,!0),t.getFloat64(s+8,!0)]}},Di.prototype.getShpCode=function(){return this.parseHeader().shpCode},Di.prototype.parseHeader=function(){const t=this.buffer;return{length:t.getInt32(24)<<1,version:t.getInt32(28,!0),shpCode:t.getInt32(32,!0),bbox:[t.getFloat64(36,!0),t.getFloat64(44,!0),t.getFloat64(52,!0),t.getFloat64(60,!0)]}},Di.prototype.getRows=function(){let t=100;const s=this.buffer.byteLength-8,i=[];let a;for(;t<=s&&(a=this.getRow(t),a);)t+=8,t+=a.len,a.type?i.push(this.parseFunc(a.data)):i.push(null);return i},Di.prototype.getRow=function(t){const s=this.buffer.getInt32(t),i=this.buffer.getInt32(t+4)<<1;return 0===i?{id:s,len:i,type:0}:t+i+8>this.buffer.byteLength?void 0:{id:s,len:i,data:new DataView(this.buffer.buffer,this.buffer.byteOffset+t+12,i-4),type:this.buffer.getInt32(t+8,!0)}};var Ui=/^(?:ANSI\s)?(\d+)$/m;function Qi(t,s){if(!t)return a;try{new TextDecoder(t.trim())}catch(h){var i=Ui.exec(t);return i&&!s?Qi("windows-"+i[1],!0):(t=void 0,a)}return a;function a(s){var i=new TextDecoder(t||void 0);return(i.decode(s,{stream:!0})+i.decode()).replace(/\0/g,"").trim()}}function Wi(t,s,i,a,h){var e=h(new Uint8Array(t.buffer.slice(t.byteOffset+s,t.byteOffset+s+i)));switch(a){case"N":case"F":case"O":return parseFloat(e,10);case"D":return new Date(e.slice(0,4),parseInt(e.slice(4,6),10)-1,e.slice(6,8));case"L":return"y"===e.toLowerCase()||"t"===e.toLowerCase();default:return e}}function Zi(t,s,i,a){for(var h,e,r={},n=0,o=i.length;n<o;)h=Wi(t,s,(e=i[n]).len,e.dataType,a),s+=e.len,void 0!==h&&(r[e.name]=h),n++;return r}function Hi(t,s){for(var i=Qi(s),a=function(t){var s={};return s.lastUpdated=new Date(t.getUint8(1)+1900,t.getUint8(2),t.getUint8(3)),s.records=t.getUint32(4,!0),s.headerLen=t.getUint16(8,!0),s.recLen=t.getUint16(10,!0),s}(t),h=function(t,s,i){for(var a=[],h=32;h<s&&(a.push({name:i(new Uint8Array(t.buffer.slice(t.byteOffset+h,t.byteOffset+h+11))),dataType:String.fromCharCode(t.getUint8(h+11)),len:t.getUint8(h+16),decimal:t.getUint8(h+17)}),13!==t.getUint8(h+32));)h+=32;return a}(t,a.headerLen-1,i),e=2+(h.length+1<<5),r=a.recLen,n=a.records,o=[];n;)o.push(Zi(t,e,h,i)),e+=r,n--;return o}const Vi=globalThis.URL,Xi=new TextDecoder,Ji=t=>{if(t)return"string"==typeof t?t:$i(t)||ArrayBuffer.isView(t)||Yi(t)?Xi.decode(t):void 0},Ki=t=>{if(!t)throw new Error("forgot to pass buffer");if(Yi(t))return t;if($i(t))return new DataView(t);if($i(t.buffer))return new DataView(t.buffer,t.byteOffset,t.byteLength);throw new Error("invalid buffer like object")};function $i(t){return t instanceof globalThis.ArrayBuffer||"[object ArrayBuffer]"===Object.prototype.toString.call(t)}function Yi(t){return t instanceof globalThis.DataView||"[object DataView]"===Object.prototype.toString.call(t)}const ta=function([t,s]){const i={type:"FeatureCollection",features:[]};let a=0;const h=t.length;for(s||(s=[]);a<h;)i.features.push({type:"Feature",geometry:t[a],properties:s[a]||{}}),a++;return i},sa=async function(t,s){let i;t=(t=>{if(!t)throw new Error("forgot to pass buffer");if($i(t))return new Uint8Array(t);if($i(t.buffer))return 1===t.BYTES_PER_ELEMENT?t:new Uint8Array(t.buffer,t.byteOffset,t.byteLength);throw new Error("invalid buffer like object")})(t);const a=await(async t=>{const s={},i=[];for(const a of qi(t))Li.test(a.filename)&&i.push(Promise.resolve(a.read()).then((t=>s[a.filename]=t)));await Promise.all(i);const a={},h=new TextDecoder;for(const[t,i]of Object.entries(s))"shp"===t.slice(-3).toLowerCase()||"dbf"===t.slice(-3).toLowerCase()?a[t]=new DataView(i.buffer,i.byteOffset,i.byteLength):a[t]=h.decode(i);return a})(t),h=[];for(i in s=s||[],a)-1===i.indexOf("__MACOSX")&&(".shp"===i.slice(-4).toLowerCase()?(h.push(i.slice(0,-4)),a[i.slice(0,-3)+i.slice(-3).toLowerCase()]=a[i]):".prj"===i.slice(-4).toLowerCase()?a[i.slice(0,-3)+i.slice(-3).toLowerCase()]=At(a[i]):".json"===i.slice(-5).toLowerCase()||s.indexOf(i.split(".").pop())>-1?h.push(i.slice(0,-3)+i.slice(-3).toLowerCase()):".dbf"!==i.slice(-4).toLowerCase()&&".cpg"!==i.slice(-4).toLowerCase()||(a[i.slice(0,-3)+i.slice(-3).toLowerCase()]=a[i]));if(!h.length)throw new Error("no layers founds");const e=h.map((function(t){let i,h;const e=t.lastIndexOf(".");return e>-1&&t.slice(e).indexOf("json")>-1?(i=JSON.parse(a[t]),i.fileName=t.slice(0,e)):s.indexOf(t.slice(e+1))>-1?(i=a[t],i.fileName=t):(a[t+".dbf"]&&(h=Hi(a[t+".dbf"],a[t+".cpg"])),i=ta([Fi(a[t+".shp"],a[t+".prj"]),h]),i.fileName=t),i}));return 1===e.length?e[0]:e};const ia=async t=>{const s=await Promise.all([Gi(t,"shp"),Gi(t,"prj")]);let i=!1;try{s[1]&&(i=At(s[1]))}catch(t){i=!1}return Fi(s[0],i)},aa=async t=>{const[s,i]=await Promise.all([Gi(t,"dbf"),Gi(t,"cpg")]);if(s)return Hi(s,i)},ha=(t,s)=>new Vi(t,globalThis?.document?.location).pathname.slice(-4).toLowerCase()===s,ea=async function(t,s){if("string"!=typeof t){if($i(t)||ArrayBuffer.isView(t)||Yi(t))return sa(t);if(t.shp)return(({shp:t,dbf:s,cpg:i,prj:a})=>{const h=[ra(t,a)];return s&&h.push(na(s,i)),ta(h)})(t);throw new TypeError("must be a string, some sort of Buffer, or an object with at least a .shp property")}if(ha(t,".zip"))return async function(t,s){const i=await Gi(t);return sa(i,s)}(t,s);ha(t,".shp")&&(t=t.slice(0,-4));const i=await Promise.all([ia(t),aa(t)]);return ta(i)},ra=function(t,s){if(t=Ki(t),"string"==typeof(s=Ji(s)))try{s=At(s)}catch(t){s=!1}return Fi(t,s)},na=function(t,s){return Hi(t=Ki(t),s=Ji(s))};return ea.combine=ta,ea.parseDbf=na,ea.parseZip=sa,ea.parseShp=ra,ea}));
diff --git a/test/bundle.js b/test/bundle.js
index ff53f98..02158ba 100644
--- a/test/bundle.js
+++ b/test/bundle.js
@@ -862,7 +862,7 @@
     return -9999;
   }
 
-  function init$w() {
+  function init$v() {
     var con = this.b / this.a;
     this.es = 1 - con * con;
     if(!('x0' in this)){
@@ -951,13 +951,13 @@
 
   var names$w = ["Mercator", "Popular Visualisation Pseudo Mercator", "Mercator_1SP", "Mercator_Auxiliary_Sphere", "merc"];
   var merc = {
-    init: init$w,
+    init: init$v,
     forward: forward$u,
     inverse: inverse$u,
     names: names$w
   };
 
-  function init$v() {
+  function init$u() {
     //no-op for longlat
   }
 
@@ -966,7 +966,7 @@
   }
   var names$v = ["longlat", "identity"];
   var longlat = {
-    init: init$v,
+    init: init$u,
     forward: identity,
     inverse: identity,
     names: names$v
@@ -989,7 +989,7 @@
     return this;
   }
 
-  function get(name) {
+  function get$1(name) {
     if (!name) {
       return false;
     }
@@ -1005,7 +1005,7 @@
   var projections = {
     start: start,
     add: add,
-    get: get
+    get: get$1
   };
 
   var exports$2 = {};
@@ -2398,7 +2398,7 @@
    */
   var SET_ORIGIN_ROW_LETTERS = 'AFAFAF';
 
-  var A = 65; // A
+  var A$1 = 65; // A
   var I = 73; // I
   var O = 79; // O
   var V = 86; // V
@@ -2801,7 +2801,7 @@
     var rollover = false;
 
     if (colInt > Z) {
-      colInt = colInt - Z + A - 1;
+      colInt = colInt - Z + A$1 - 1;
       rollover = true;
     }
 
@@ -2818,11 +2818,11 @@
     }
 
     if (colInt > Z) {
-      colInt = colInt - Z + A - 1;
+      colInt = colInt - Z + A$1 - 1;
     }
 
     if (rowInt > V) {
-      rowInt = rowInt - V + A - 1;
+      rowInt = rowInt - V + A$1 - 1;
       rollover = true;
     }
     else {
@@ -2842,7 +2842,7 @@
     }
 
     if (rowInt > V) {
-      rowInt = rowInt - V + A - 1;
+      rowInt = rowInt - V + A$1 - 1;
     }
 
     var twoLetter = String.fromCharCode(colInt) + String.fromCharCode(rowInt);
@@ -2970,7 +2970,7 @@
         if (rewindMarker) {
           throw ("Bad character: " + e);
         }
-        curCol = A;
+        curCol = A$1;
         rewindMarker = true;
       }
       eastingValue += 100000.0;
@@ -3021,7 +3021,7 @@
         if (rewindMarker) { // making sure that this loop ends
           throw ("Bad character: " + n);
         }
-        curRow = A;
+        curRow = A$1;
         rewindMarker = true;
       }
       northingValue += 100000.0;
@@ -3202,7 +3202,7 @@
   // https://github.com/mbloch/mapshaper-proj/blob/master/src/projections/tmerc.js
 
 
-  function init$u() {
+  function init$t() {
     this.x0 = this.x0 !== undefined ? this.x0 : 0;
     this.y0 = this.y0 !== undefined ? this.y0 : 0;
     this.long0 = this.long0 !== undefined ? this.long0 : 0;
@@ -3359,7 +3359,7 @@
 
   var names$t = ["Fast_Transverse_Mercator", "Fast Transverse Mercator"];
   var tmerc = {
-    init: init$u,
+    init: init$t,
     forward: forward$s,
     inverse: inverse$s,
     names: names$t
@@ -3466,7 +3466,7 @@
   // https://github.com/mbloch/mapshaper-proj/blob/master/src/projections/etmerc.js
 
 
-  function init$t() {
+  function init$s() {
     if (!this.approx && (isNaN(this.es) || this.es <= 0)) {
       throw new Error('Incorrect elliptical usage. Try using the +approx option in the proj string, or PROJECTION["Fast_Transverse_Mercator"] in the WKT.');
     }
@@ -3621,7 +3621,7 @@
 
   var names$s = ["Extended_Transverse_Mercator", "Extended Transverse Mercator", "etmerc", "Transverse_Mercator", "Transverse Mercator", "Gauss Kruger", "Gauss_Kruger", "tmerc"];
   var etmerc = {
-    init: init$t,
+    init: init$s,
     forward: forward$r,
     inverse: inverse$r,
     names: names$s
@@ -3643,7 +3643,7 @@
   var dependsOn = 'etmerc';
 
 
-  function init$s() {
+  function init$r() {
     var zone = adjust_zone(this.zone, this.long0);
     if (zone === undefined) {
       throw new Error('unknown utm zone');
@@ -3661,7 +3661,7 @@
 
   var names$r = ["Universal Transverse Mercator System", "utm"];
   var utm = {
-    init: init$s,
+    init: init$r,
     names: names$r,
     dependsOn: dependsOn
   };
@@ -3672,7 +3672,7 @@
 
   var MAX_ITER$2 = 20;
 
-  function init$r() {
+  function init$q() {
     var sphi = Math.sin(this.lat0);
     var cphi = Math.cos(this.lat0);
     cphi *= cphi;
@@ -3715,13 +3715,13 @@
 
   var names$q = ["gauss"];
   var gauss = {
-    init: init$r,
+    init: init$q,
     forward: forward$q,
     inverse: inverse$q,
     names: names$q
   };
 
-  function init$q() {
+  function init$p() {
     gauss.init.apply(this);
     if (!this.rc) {
       return;
@@ -3777,7 +3777,7 @@
 
   var names$p = ["Stereographic_North_Pole", "Oblique_Stereographic", "sterea","Oblique Stereographic Alternative","Double_Stereographic"];
   var sterea = {
-    init: init$q,
+    init: init$p,
     forward: forward$p,
     inverse: inverse$p,
     names: names$p
@@ -3788,7 +3788,7 @@
     return (Math.tan(0.5 * (HALF_PI + phit)) * Math.pow((1 - sinphi) / (1 + sinphi), 0.5 * eccen));
   }
 
-  function init$p() {
+  function init$o() {
 
     // setting default parameters
     this.x0 = this.x0 || 0;
@@ -3952,7 +3952,7 @@
 
   var names$o = ["stere", "Stereographic_South_Pole", "Polar Stereographic (variant B)", "Polar_Stereographic"];
   var stere = {
-    init: init$p,
+    init: init$o,
     forward: forward$o,
     inverse: inverse$o,
     names: names$o,
@@ -3967,7 +3967,7 @@
       http://www.swisstopo.admin.ch/internet/swisstopo/fr/home/topics/survey/sys/refsys/switzerland.parsysrelated1.31216.downloadList.77004.DownloadFile.tmp/swissprojectionfr.pdf
     */
 
-  function init$o() {
+  function init$n() {
     var phy0 = this.lat0;
     this.lambda0 = this.long0;
     var sinPhy0 = Math.sin(phy0);
@@ -4040,7 +4040,7 @@
 
   var names$n = ["somerc"];
   var somerc = {
-    init: init$o,
+    init: init$n,
     forward: forward$n,
     inverse: inverse$n,
     names: names$n
@@ -4058,7 +4058,7 @@
 
   /* Initialize the Oblique Mercator  projection
       ------------------------------------------*/
-  function init$n() {  
+  function init$m() {  
     var con, com, cosph0, D, F, H, L, sinph0, p, J, gamma = 0,
       gamma0, lamc = 0, lam1 = 0, lam2 = 0, phi1 = 0, phi2 = 0, alpha_c = 0;
     
@@ -4277,13 +4277,13 @@
 
   var names$m = ["Hotine_Oblique_Mercator", "Hotine Oblique Mercator", "Hotine_Oblique_Mercator_Azimuth_Natural_Origin", "Hotine_Oblique_Mercator_Two_Point_Natural_Origin", "Hotine_Oblique_Mercator_Azimuth_Center", "Oblique_Mercator", "omerc"];
   var omerc = {
-    init: init$n,
+    init: init$m,
     forward: forward$m,
     inverse: inverse$m,
     names: names$m
   };
 
-  function init$m() {
+  function init$l() {
     
     //double lat0;                    /* the reference latitude               */
     //double long0;                   /* the reference longitude              */
@@ -4422,13 +4422,13 @@
   ];
 
   var lcc = {
-    init: init$m,
+    init: init$l,
     forward: forward$l,
     inverse: inverse$l,
     names: names$l
   };
 
-  function init$l() {
+  function init$k() {
     this.a = 6377397.155;
     this.es = 0.006674372230614;
     this.e = Math.sqrt(this.es);
@@ -4527,7 +4527,7 @@
 
   var names$k = ["Krovak", "krovak"];
   var krovak = {
-    init: init$l,
+    init: init$k,
     forward: forward$k,
     inverse: inverse$k,
     names: names$k
@@ -4579,7 +4579,7 @@
     return NaN;
   }
 
-  function init$k() {
+  function init$j() {
     if (!this.sphere) {
       this.e0 = e0fn(this.es);
       this.e1 = e1fn(this.es);
@@ -4671,7 +4671,7 @@
 
   var names$j = ["Cassini", "Cassini_Soldner", "cass"];
   var cass = {
-    init: init$k,
+    init: init$j,
     forward: forward$j,
     inverse: inverse$j,
     names: names$j
@@ -4702,7 +4702,7 @@
 
   /* Initialize the Lambert Azimuthal Equal Area projection
     ------------------------------------------------------*/
-  function init$j() {
+  function init$i() {
     var t = Math.abs(this.lat0);
     if (Math.abs(t - HALF_PI) < EPSLN) {
       this.mode = this.lat0 < 0 ? this.S_POLE : this.N_POLE;
@@ -4971,7 +4971,7 @@
 
   var names$i = ["Lambert Azimuthal Equal Area", "Lambert_Azimuthal_Equal_Area", "laea"];
   var laea = {
-    init: init$j,
+    init: init$i,
     forward: forward$i,
     inverse: inverse$i,
     names: names$i,
@@ -4988,7 +4988,7 @@
     return Math.asin(x);
   }
 
-  function init$i() {
+  function init$h() {
 
     if (Math.abs(this.lat1 + this.lat2) < EPSLN) {
       return;
@@ -5105,7 +5105,7 @@
 
   var names$h = ["Albers_Conic_Equal_Area", "Albers", "aea"];
   var aea = {
-    init: init$i,
+    init: init$h,
     forward: forward$h,
     inverse: inverse$h,
     names: names$h,
@@ -5118,7 +5118,7 @@
       http://mathworld.wolfram.com/GnomonicProjection.html
       Accessed: 12th November 2009
     */
-  function init$h() {
+  function init$g() {
 
     /* Place parameters in static storage for common use
         -------------------------------------------------*/
@@ -5207,7 +5207,7 @@
 
   var names$g = ["gnom"];
   var gnom = {
-    init: init$h,
+    init: init$g,
     forward: forward$g,
     inverse: inverse$g,
     names: names$g
@@ -5250,7 +5250,7 @@
       A User's Manual" by Gerald I. Evenden,
       USGS Open File Report 90-284and Release 4 Interim Reports (2003)
   */
-  function init$g() {
+  function init$f() {
     //no-op
     if (!this.sphere) {
       this.k0 = msfnz(this.e, Math.sin(this.lat_ts), Math.cos(this.lat_ts));
@@ -5304,13 +5304,13 @@
 
   var names$f = ["cea"];
   var cea = {
-    init: init$g,
+    init: init$f,
     forward: forward$f,
     inverse: inverse$f,
     names: names$f
   };
 
-  function init$f() {
+  function init$e() {
 
     this.x0 = this.x0 || 0;
     this.y0 = this.y0 || 0;
@@ -5350,7 +5350,7 @@
 
   var names$e = ["Equirectangular", "Equidistant_Cylindrical", "eqc"];
   var eqc = {
-    init: init$f,
+    init: init$e,
     forward: forward$e,
     inverse: inverse$e,
     names: names$e
@@ -5358,7 +5358,7 @@
 
   var MAX_ITER$1 = 20;
 
-  function init$e() {
+  function init$d() {
     /* Place parameters in static storage for common use
         -------------------------------------------------*/
     this.temp = this.b / this.a;
@@ -5476,13 +5476,13 @@
 
   var names$d = ["Polyconic", "poly"];
   var poly = {
-    init: init$e,
+    init: init$d,
     forward: forward$d,
     inverse: inverse$d,
     names: names$d
   };
 
-  function init$d() {
+  function init$c() {
     this.A = [];
     this.A[1] = 0.6399175073;
     this.A[2] = -0.1358797613;
@@ -5685,7 +5685,7 @@
 
   var names$c = ["New_Zealand_Map_Grid", "nzmg"];
   var nzmg = {
-    init: init$d,
+    init: init$c,
     forward: forward$c,
     inverse: inverse$c,
     names: names$c
@@ -5700,7 +5700,7 @@
 
   /* Initialize the Miller Cylindrical projection
     -------------------------------------------*/
-  function init$c() {
+  function init$b() {
     //no-op
   }
 
@@ -5736,7 +5736,7 @@
 
   var names$b = ["Miller_Cylindrical", "mill"];
   var mill = {
-    init: init$c,
+    init: init$b,
     forward: forward$b,
     inverse: inverse$b,
     names: names$b
@@ -5745,7 +5745,7 @@
   var MAX_ITER = 20;
 
 
-  function init$b() {
+  function init$a() {
     /* Place parameters in static storage for common use
       -------------------------------------------------*/
 
@@ -5844,13 +5844,13 @@
 
   var names$a = ["Sinusoidal", "sinu"];
   var sinu = {
-    init: init$b,
+    init: init$a,
     forward: forward$a,
     inverse: inverse$a,
     names: names$a
   };
 
-  function init$a() {}
+  function init$9() {}
   /* Mollweide forward equations--mapping lat,long to x,y
       ----------------------------------------------------*/
   function forward$9(p) {
@@ -5926,13 +5926,13 @@
 
   var names$9 = ["Mollweide", "moll"];
   var moll = {
-    init: init$a,
+    init: init$9,
     forward: forward$9,
     inverse: inverse$9,
     names: names$9
   };
 
-  function init$9() {
+  function init$8() {
 
     /* Place parameters in static storage for common use
         -------------------------------------------------*/
@@ -6033,7 +6033,7 @@
 
   var names$8 = ["Equidistant_Conic", "eqdc"];
   var eqdc = {
-    init: init$9,
+    init: init$8,
     forward: forward$8,
     inverse: inverse$8,
     names: names$8
@@ -6041,7 +6041,7 @@
 
   /* Initialize the Van Der Grinten projection
     ----------------------------------------*/
-  function init$8() {
+  function init$7() {
     //this.R = 6370997; //Radius of earth
     this.R = this.a;
   }
@@ -6157,13 +6157,13 @@
 
   var names$7 = ["Van_der_Grinten_I", "VanDerGrinten", "vandg"];
   var vandg = {
-    init: init$8,
+    init: init$7,
     forward: forward$7,
     inverse: inverse$7,
     names: names$7
   };
 
-  function init$7() {
+  function init$6() {
     this.sin_p12 = Math.sin(this.lat0);
     this.cos_p12 = Math.cos(this.lat0);
   }
@@ -6352,13 +6352,13 @@
 
   var names$6 = ["Azimuthal_Equidistant", "aeqd"];
   var aeqd = {
-    init: init$7,
+    init: init$6,
     forward: forward$6,
     inverse: inverse$6,
     names: names$6
   };
 
-  function init$6() {
+  function init$5() {
     //double temp;      /* temporary variable    */
 
     /* Place parameters in static storage for common use
@@ -6440,7 +6440,7 @@
 
   var names$5 = ["ortho"];
   var ortho = {
-    init: init$6,
+    init: init$5,
     forward: forward$5,
     inverse: inverse$5,
     names: names$5
@@ -6467,7 +6467,7 @@
       AREA_3: 4
   };
 
-  function init$5() {
+  function init$4() {
 
     this.x0 = this.x0 || 0;
     this.y0 = this.y0 || 0;
@@ -6807,7 +6807,7 @@
 
   var names$4 = ["Quadrilateralized Spherical Cube", "Quadrilateralized_Spherical_Cube", "qsc"];
   var qsc = {
-    init: init$5,
+    init: init$4,
     forward: forward$4,
     inverse: inverse$4,
     names: names$4
@@ -6888,7 +6888,7 @@
       return x;
   }
 
-  function init$4() {
+  function init$3() {
       this.x0 = this.x0 || 0;
       this.y0 = this.y0 || 0;
       this.long0 = this.long0 || 0;
@@ -6967,13 +6967,13 @@
 
   var names$3 = ["Robinson", "robin"];
   var robin = {
-    init: init$4,
+    init: init$3,
     forward: forward$3,
     inverse: inverse$3,
     names: names$3
   };
 
-  function init$3() {
+  function init$2() {
       this.name = 'geocent';
 
   }
@@ -6990,7 +6990,7 @@
 
   var names$2 = ["Geocentric", 'geocentric', "geocent", "Geocent"];
   var geocent = {
-      init: init$3,
+      init: init$2,
       forward: forward$2,
       inverse: inverse$2,
       names: names$2
@@ -7011,7 +7011,7 @@
     lat0:  { def: 0, num: true }                 // default is Equator, conversion to rad is automatic
   };
 
-  function init$2() {
+  function init$1() {
     Object.keys(params).forEach(function (p) {
       if (typeof this[p] === "undefined") {
         this[p] = params[p].def;
@@ -7156,13 +7156,13 @@
 
   var names$1 = ["Tilted_Perspective", "tpers"];
   var tpers = {
-    init: init$2,
+    init: init$1,
     forward: forward$1,
     inverse: inverse$1,
     names: names$1
   };
 
-  function init$1() {
+  function init() {
       this.flip_axis = (this.sweep === 'x' ? 1 : 0);
       this.h = Number(this.h);
       this.radius_g_1 = this.h / this.a;
@@ -7313,7 +7313,7 @@
 
   var names = ["Geostationary Satellite View", "Geostationary_Satellite", "geos"];
   var geos = {
-      init: init$1,
+      init: init,
       forward: forward,
       inverse: inverse,
       names: names,
@@ -7363,2421 +7363,157 @@
   proj4.version = '__VERSION__';
   includedProjections(proj4);
 
-  var global$1 = (typeof global !== "undefined" ? global :
-    typeof self !== "undefined" ? self :
-    typeof window !== "undefined" ? window : {});
-
-  var lookup = [];
-  var revLookup = [];
-  var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array;
-  var inited = false;
-  function init () {
-    inited = true;
-    var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
-    for (var i = 0, len = code.length; i < len; ++i) {
-      lookup[i] = code[i];
-      revLookup[code.charCodeAt(i)] = i;
-    }
-
-    revLookup['-'.charCodeAt(0)] = 62;
-    revLookup['_'.charCodeAt(0)] = 63;
-  }
+  var f,m="deflate-raw",x=self.DecompressionStream;try{new x(m),f=async t=>{let n=new x(m),e=n.writable.getWriter(),i=n.readable.getReader();e.write(t),e.close();let c,o=[],s=0,a=0,l;for(;!(l=await i.read()).done;)c=l.value,o.push(c),s+=c.length;return o.length-1?(c=new Uint8Array(s),o.map(r=>{c.set(r,a),a+=r.length;}),c):o[0]};}catch{}var _=new TextDecoder,h=t=>{throw new Error("but-unzip~"+t)},E=t=>_.decode(t),A=t=>{let n=t.length-20,e=Math.max(n-65516,2);for(;(n=t.lastIndexOf(80,n-1))!==-1&&!(t[n+1]===75&&t[n+2]===5&&t[n+3]===6)&&n>e;);return n};function*C(t,n=f){let e=A(t);e===-1&&h(2);let i=(r,d)=>t.subarray(e+=r,e+=d),c=new DataView(t.buffer,t.byteOffset),o=r=>c.getUint16(r+e,!0),s=r=>c.getUint32(r+e,!0),a=o(10);for(a!==o(8)&&h(3),e=s(16);a--;){let r=o(10),d=o(28),g=o(30),y=o(32),b=s(20),w=s(42),p=E(i(46,d)),D=E(i(g,y)),L=e,u;e=w,u=i(30+o(26)+o(28),b),yield {filename:p,comment:D,read:()=>r&8?n(u):r?h(1):u},e=L;}}
 
-  function toByteArray (b64) {
-    if (!inited) {
-      init();
+  const regex$1 = /.+\.(shp|dbf|json|prj|cpg)$/i;
+  var unzip = async (buffer) => {
+    const files = {};
+    const proms = [];
+    for (const entry of C(buffer)) {
+      if (!regex$1.test(entry.filename)) {
+        continue;
+      }
+      proms.push(Promise.resolve(entry.read()).then(bytes => files[entry.filename] = bytes));
     }
-    var i, j, l, tmp, placeHolders, arr;
-    var len = b64.length;
-
-    if (len % 4 > 0) {
-      throw new Error('Invalid string. Length must be a multiple of 4')
+    await Promise.all(proms);
+    const out = {};
+    const decoder = new TextDecoder();
+    for (const [key, value] of Object.entries(files)) {
+      if (key.slice(-3).toLowerCase() === 'shp' || key.slice(-3).toLowerCase() === 'dbf') {
+        out[key] = new DataView(value.buffer, value.byteOffset, value.byteLength);
+      } else {
+        out[key] = decoder.decode(value);
+      }
     }
+    return out;
+  };
 
-    // the number of equal signs (place holders)
-    // if there are two placeholders, than the two characters before it
-    // represent one byte
-    // if there is only one, then the three characters before it represent 2 bytes
-    // this is just a cheap hack to not do indexOf twice
-    placeHolders = b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0;
-
-    // base64 is 4/3 + up to two characters of the original data
-    arr = new Arr(len * 3 / 4 - placeHolders);
-
-    // if there are placeholders, only get up to the last complete 4 chars
-    l = placeHolders > 0 ? len - 4 : len;
-
-    var L = 0;
-
-    for (i = 0, j = 0; i < l; i += 4, j += 3) {
-      tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)];
-      arr[L++] = (tmp >> 16) & 0xFF;
-      arr[L++] = (tmp >> 8) & 0xFF;
-      arr[L++] = tmp & 0xFF;
-    }
+  const URL$1 = globalThis.URL;
 
-    if (placeHolders === 2) {
-      tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4);
-      arr[L++] = tmp & 0xFF;
-    } else if (placeHolders === 1) {
-      tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2);
-      arr[L++] = (tmp >> 8) & 0xFF;
-      arr[L++] = tmp & 0xFF;
+  var combine$1 = (base, type) => {
+    if (!type) {
+      return base;
     }
+    const url = new URL$1(base);
+    url.pathname = `${url.pathname}.${type}`;
+    return url.href;
+  };
 
-    return arr
-  }
-
-  function tripletToBase64 (num) {
-    return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F]
-  }
+  async function binaryAjax(_url, type) {
 
-  function encodeChunk (uint8, start, end) {
-    var tmp;
-    var output = [];
-    for (var i = start; i < end; i += 3) {
-      tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2]);
-      output.push(tripletToBase64(tmp));
+    const url = combine$1(_url, type);
+    const isOptionalTxt = type === 'prj' || type === 'cpg';
+    try {
+      const resp = await fetch(url);
+      if (resp.status > 399) {
+        throw new Error(resp.statusText);
+      }
+      if (isOptionalTxt) {
+        return resp.text();
+      }
+      const parsed = await resp.arrayBuffer();
+      return new DataView(parsed)
+    } catch (e) {
+      if (isOptionalTxt || type === 'dbf') {
+        return false;
+      }
+      throw e;
     }
-    return output.join('')
   }
 
-  function fromByteArray (uint8) {
-    if (!inited) {
-      init();
-    }
-    var tmp;
-    var len = uint8.length;
-    var extraBytes = len % 3; // if we have 1 byte left, pad 2 bytes
-    var output = '';
-    var parts = [];
-    var maxChunkLength = 16383; // must be multiple of 3
-
-    // go through the array every three bytes, we'll deal with trailing stuff later
-    for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
-      parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)));
+  function isClockWise(array) {
+    let sum = 0;
+    let i = 1;
+    const len = array.length;
+    let prev, cur;
+    const bbox = [array[0][0], array[0][1], array[0][0], array[0][1]];
+    while (i < len) {
+      prev = cur || array[0];
+      cur = array[i];
+      sum += ((cur[0] - prev[0]) * (cur[1] + prev[1]));
+      i++;
+      if (cur[0] < bbox[0]) {
+        bbox[0] = cur[0];
+      }
+      if (cur[1] < bbox[1]) {
+        bbox[1] = cur[1];
+      }
+      if (cur[0] > bbox[2]) {
+        bbox[2] = cur[0];
+      }
+      if (cur[1] > bbox[3]) {
+        bbox[3] = cur[1];
+      }
     }
-
-    // pad the end with zeros, but make sure to not forget the extra bytes
-    if (extraBytes === 1) {
-      tmp = uint8[len - 1];
-      output += lookup[tmp >> 2];
-      output += lookup[(tmp << 4) & 0x3F];
-      output += '==';
-    } else if (extraBytes === 2) {
-      tmp = (uint8[len - 2] << 8) + (uint8[len - 1]);
-      output += lookup[tmp >> 10];
-      output += lookup[(tmp >> 4) & 0x3F];
-      output += lookup[(tmp << 2) & 0x3F];
-      output += '=';
+    return {
+      ring: array,
+      clockWise: sum > 0,
+      bbox,
+      children: []
     }
 
-    parts.push(output);
-
-    return parts.join('')
   }
 
-  function read (buffer, offset, isLE, mLen, nBytes) {
-    var e, m;
-    var eLen = nBytes * 8 - mLen - 1;
-    var eMax = (1 << eLen) - 1;
-    var eBias = eMax >> 1;
-    var nBits = -7;
-    var i = isLE ? (nBytes - 1) : 0;
-    var d = isLE ? -1 : 1;
-    var s = buffer[offset + i];
-
-    i += d;
-
-    e = s & ((1 << (-nBits)) - 1);
-    s >>= (-nBits);
-    nBits += eLen;
-    for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-    m = e & ((1 << (-nBits)) - 1);
-    e >>= (-nBits);
-    nBits += mLen;
-    for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-    if (e === 0) {
-      e = 1 - eBias;
-    } else if (e === eMax) {
-      return m ? NaN : ((s ? -1 : 1) * Infinity)
-    } else {
-      m = m + Math.pow(2, mLen);
-      e = e - eBias;
+  function contains(outer, inner) {
+    if (outer.bbox[0] > inner.bbox[0]) {
+      return false;
+    }
+    if (outer.bbox[1] > inner.bbox[1]) {
+      return false;
+    }
+    if (outer.bbox[2] < inner.bbox[2]) {
+      return false;
+    }
+    if (outer.bbox[3] < inner.bbox[3]) {
+      return false;
     }
-    return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
+    return true;
   }
 
-  function write (buffer, value, offset, isLE, mLen, nBytes) {
-    var e, m, c;
-    var eLen = nBytes * 8 - mLen - 1;
-    var eMax = (1 << eLen) - 1;
-    var eBias = eMax >> 1;
-    var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0);
-    var i = isLE ? 0 : (nBytes - 1);
-    var d = isLE ? 1 : -1;
-    var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;
-
-    value = Math.abs(value);
-
-    if (isNaN(value) || value === Infinity) {
-      m = isNaN(value) ? 1 : 0;
-      e = eMax;
-    } else {
-      e = Math.floor(Math.log(value) / Math.LN2);
-      if (value * (c = Math.pow(2, -e)) < 1) {
-        e--;
-        c *= 2;
-      }
-      if (e + eBias >= 1) {
-        value += rt / c;
+  function handleRings(rings) {
+    const outers = [];
+    const inners = [];
+    for (const ring of rings) {
+      const proccessed = isClockWise(ring);
+      if (proccessed.clockWise) {
+        outers.push(proccessed);
       } else {
-        value += rt * Math.pow(2, 1 - eBias);
-      }
-      if (value * c >= 2) {
-        e++;
-        c /= 2;
+        inners.push(proccessed);
       }
+    }
+    // this is an optimization, 
+    // but it would also put in weird bad rings that would otherwise get left out
+    // if (outers.length === 1) {
+    //   const out = [outers[0].ring]
+    //   for (const inner of inners) {
+    //     out.push(inner.ring);
 
-      if (e + eBias >= eMax) {
-        m = 0;
-        e = eMax;
-      } else if (e + eBias >= 1) {
-        m = (value * c - 1) * Math.pow(2, mLen);
-        e = e + eBias;
-      } else {
-        m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
-        e = 0;
+    //   }
+    //   return [out];
+    // }
+    for (const inner of inners) {
+      for (const outer of outers) {
+        if (contains(outer, inner)) {
+          outer.children.push(inner.ring);
+          break;
+        }
       }
     }
-
-    for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
-
-    e = (e << mLen) | m;
-    eLen += mLen;
-    for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
-
-    buffer[offset + i - d] |= s * 128;
+    const out = [];
+    for (const outer of outers) {
+      out.push([outer.ring].concat(outer.children));
+    }
+    return out;
   }
-
-  var toString$1 = {}.toString;
-
-  var isArray = Array.isArray || function (arr) {
-    return toString$1.call(arr) == '[object Array]';
-  };
-
-  /*!
-   * The buffer module from node.js, for the browser.
-   *
-   * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
-   * @license  MIT
-   */
-
-  var INSPECT_MAX_BYTES = 50;
-
-  /**
-   * If `Buffer.TYPED_ARRAY_SUPPORT`:
-   *   === true    Use Uint8Array implementation (fastest)
-   *   === false   Use Object implementation (most compatible, even IE6)
-   *
-   * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
-   * Opera 11.6+, iOS 4.2+.
-   *
-   * Due to various browser bugs, sometimes the Object implementation will be used even
-   * when the browser supports typed arrays.
-   *
-   * Note:
-   *
-   *   - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
-   *     See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
-   *
-   *   - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
-   *
-   *   - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
-   *     incorrect length in some situations.
-
-   * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
-   * get the Object implementation, which is slower but behaves correctly.
-   */
-  Buffer.TYPED_ARRAY_SUPPORT = global$1.TYPED_ARRAY_SUPPORT !== undefined
-    ? global$1.TYPED_ARRAY_SUPPORT
-    : true;
-
-  /*
-   * Export kMaxLength after typed array support is determined.
-   */
-  kMaxLength();
-
-  function kMaxLength () {
-    return Buffer.TYPED_ARRAY_SUPPORT
-      ? 0x7fffffff
-      : 0x3fffffff
-  }
-
-  function createBuffer (that, length) {
-    if (kMaxLength() < length) {
-      throw new RangeError('Invalid typed array length')
-    }
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      // Return an augmented `Uint8Array` instance, for best performance
-      that = new Uint8Array(length);
-      that.__proto__ = Buffer.prototype;
-    } else {
-      // Fallback: Return an object instance of the Buffer class
-      if (that === null) {
-        that = new Buffer(length);
-      }
-      that.length = length;
-    }
-
-    return that
-  }
-
-  /**
-   * The Buffer constructor returns instances of `Uint8Array` that have their
-   * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
-   * `Uint8Array`, so the returned instances will have all the node `Buffer` methods
-   * and the `Uint8Array` methods. Square bracket notation works as expected -- it
-   * returns a single octet.
-   *
-   * The `Uint8Array` prototype remains unmodified.
-   */
-
-  function Buffer (arg, encodingOrOffset, length) {
-    if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
-      return new Buffer(arg, encodingOrOffset, length)
-    }
-
-    // Common case.
-    if (typeof arg === 'number') {
-      if (typeof encodingOrOffset === 'string') {
-        throw new Error(
-          'If encoding is specified then the first argument must be a string'
-        )
-      }
-      return allocUnsafe(this, arg)
-    }
-    return from(this, arg, encodingOrOffset, length)
-  }
-
-  Buffer.poolSize = 8192; // not used by this implementation
-
-  // TODO: Legacy, not needed anymore. Remove in next major version.
-  Buffer._augment = function (arr) {
-    arr.__proto__ = Buffer.prototype;
-    return arr
-  };
-
-  function from (that, value, encodingOrOffset, length) {
-    if (typeof value === 'number') {
-      throw new TypeError('"value" argument must not be a number')
-    }
-
-    if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
-      return fromArrayBuffer(that, value, encodingOrOffset, length)
-    }
-
-    if (typeof value === 'string') {
-      return fromString(that, value, encodingOrOffset)
-    }
-
-    return fromObject(that, value)
-  }
-
-  /**
-   * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
-   * if value is a number.
-   * Buffer.from(str[, encoding])
-   * Buffer.from(array)
-   * Buffer.from(buffer)
-   * Buffer.from(arrayBuffer[, byteOffset[, length]])
-   **/
-  Buffer.from = function (value, encodingOrOffset, length) {
-    return from(null, value, encodingOrOffset, length)
-  };
-
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    Buffer.prototype.__proto__ = Uint8Array.prototype;
-    Buffer.__proto__ = Uint8Array;
-  }
-
-  function assertSize (size) {
-    if (typeof size !== 'number') {
-      throw new TypeError('"size" argument must be a number')
-    } else if (size < 0) {
-      throw new RangeError('"size" argument must not be negative')
-    }
-  }
-
-  function alloc (that, size, fill, encoding) {
-    assertSize(size);
-    if (size <= 0) {
-      return createBuffer(that, size)
-    }
-    if (fill !== undefined) {
-      // Only pay attention to encoding if it's a string. This
-      // prevents accidentally sending in a number that would
-      // be interpretted as a start offset.
-      return typeof encoding === 'string'
-        ? createBuffer(that, size).fill(fill, encoding)
-        : createBuffer(that, size).fill(fill)
-    }
-    return createBuffer(that, size)
-  }
-
-  /**
-   * Creates a new filled Buffer instance.
-   * alloc(size[, fill[, encoding]])
-   **/
-  Buffer.alloc = function (size, fill, encoding) {
-    return alloc(null, size, fill, encoding)
-  };
-
-  function allocUnsafe (that, size) {
-    assertSize(size);
-    that = createBuffer(that, size < 0 ? 0 : checked(size) | 0);
-    if (!Buffer.TYPED_ARRAY_SUPPORT) {
-      for (var i = 0; i < size; ++i) {
-        that[i] = 0;
-      }
-    }
-    return that
-  }
-
-  /**
-   * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
-   * */
-  Buffer.allocUnsafe = function (size) {
-    return allocUnsafe(null, size)
-  };
-  /**
-   * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
-   */
-  Buffer.allocUnsafeSlow = function (size) {
-    return allocUnsafe(null, size)
-  };
-
-  function fromString (that, string, encoding) {
-    if (typeof encoding !== 'string' || encoding === '') {
-      encoding = 'utf8';
-    }
-
-    if (!Buffer.isEncoding(encoding)) {
-      throw new TypeError('"encoding" must be a valid string encoding')
-    }
-
-    var length = byteLength(string, encoding) | 0;
-    that = createBuffer(that, length);
-
-    var actual = that.write(string, encoding);
-
-    if (actual !== length) {
-      // Writing a hex string, for example, that contains invalid characters will
-      // cause everything after the first invalid character to be ignored. (e.g.
-      // 'abxxcd' will be treated as 'ab')
-      that = that.slice(0, actual);
-    }
-
-    return that
-  }
-
-  function fromArrayLike (that, array) {
-    var length = array.length < 0 ? 0 : checked(array.length) | 0;
-    that = createBuffer(that, length);
-    for (var i = 0; i < length; i += 1) {
-      that[i] = array[i] & 255;
-    }
-    return that
-  }
-
-  function fromArrayBuffer (that, array, byteOffset, length) {
-    array.byteLength; // this throws if `array` is not a valid ArrayBuffer
-
-    if (byteOffset < 0 || array.byteLength < byteOffset) {
-      throw new RangeError('\'offset\' is out of bounds')
-    }
-
-    if (array.byteLength < byteOffset + (length || 0)) {
-      throw new RangeError('\'length\' is out of bounds')
-    }
-
-    if (byteOffset === undefined && length === undefined) {
-      array = new Uint8Array(array);
-    } else if (length === undefined) {
-      array = new Uint8Array(array, byteOffset);
-    } else {
-      array = new Uint8Array(array, byteOffset, length);
-    }
-
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      // Return an augmented `Uint8Array` instance, for best performance
-      that = array;
-      that.__proto__ = Buffer.prototype;
-    } else {
-      // Fallback: Return an object instance of the Buffer class
-      that = fromArrayLike(that, array);
-    }
-    return that
-  }
-
-  function fromObject (that, obj) {
-    if (internalIsBuffer(obj)) {
-      var len = checked(obj.length) | 0;
-      that = createBuffer(that, len);
-
-      if (that.length === 0) {
-        return that
-      }
-
-      obj.copy(that, 0, 0, len);
-      return that
-    }
-
-    if (obj) {
-      if ((typeof ArrayBuffer !== 'undefined' &&
-          obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
-        if (typeof obj.length !== 'number' || isnan(obj.length)) {
-          return createBuffer(that, 0)
-        }
-        return fromArrayLike(that, obj)
-      }
-
-      if (obj.type === 'Buffer' && isArray(obj.data)) {
-        return fromArrayLike(that, obj.data)
-      }
-    }
-
-    throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
-  }
-
-  function checked (length) {
-    // Note: cannot use `length < kMaxLength()` here because that fails when
-    // length is NaN (which is otherwise coerced to zero.)
-    if (length >= kMaxLength()) {
-      throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
-                           'size: 0x' + kMaxLength().toString(16) + ' bytes')
-    }
-    return length | 0
-  }
-  Buffer.isBuffer = isBuffer;
-  function internalIsBuffer (b) {
-    return !!(b != null && b._isBuffer)
-  }
-
-  Buffer.compare = function compare (a, b) {
-    if (!internalIsBuffer(a) || !internalIsBuffer(b)) {
-      throw new TypeError('Arguments must be Buffers')
-    }
-
-    if (a === b) return 0
-
-    var x = a.length;
-    var y = b.length;
-
-    for (var i = 0, len = Math.min(x, y); i < len; ++i) {
-      if (a[i] !== b[i]) {
-        x = a[i];
-        y = b[i];
-        break
-      }
-    }
-
-    if (x < y) return -1
-    if (y < x) return 1
-    return 0
-  };
-
-  Buffer.isEncoding = function isEncoding (encoding) {
-    switch (String(encoding).toLowerCase()) {
-      case 'hex':
-      case 'utf8':
-      case 'utf-8':
-      case 'ascii':
-      case 'latin1':
-      case 'binary':
-      case 'base64':
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return true
-      default:
-        return false
-    }
-  };
-
-  Buffer.concat = function concat (list, length) {
-    if (!isArray(list)) {
-      throw new TypeError('"list" argument must be an Array of Buffers')
-    }
-
-    if (list.length === 0) {
-      return Buffer.alloc(0)
-    }
-
-    var i;
-    if (length === undefined) {
-      length = 0;
-      for (i = 0; i < list.length; ++i) {
-        length += list[i].length;
-      }
-    }
-
-    var buffer = Buffer.allocUnsafe(length);
-    var pos = 0;
-    for (i = 0; i < list.length; ++i) {
-      var buf = list[i];
-      if (!internalIsBuffer(buf)) {
-        throw new TypeError('"list" argument must be an Array of Buffers')
-      }
-      buf.copy(buffer, pos);
-      pos += buf.length;
-    }
-    return buffer
-  };
-
-  function byteLength (string, encoding) {
-    if (internalIsBuffer(string)) {
-      return string.length
-    }
-    if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
-        (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
-      return string.byteLength
-    }
-    if (typeof string !== 'string') {
-      string = '' + string;
-    }
-
-    var len = string.length;
-    if (len === 0) return 0
-
-    // Use a for loop to avoid recursion
-    var loweredCase = false;
-    for (;;) {
-      switch (encoding) {
-        case 'ascii':
-        case 'latin1':
-        case 'binary':
-          return len
-        case 'utf8':
-        case 'utf-8':
-        case undefined:
-          return utf8ToBytes(string).length
-        case 'ucs2':
-        case 'ucs-2':
-        case 'utf16le':
-        case 'utf-16le':
-          return len * 2
-        case 'hex':
-          return len >>> 1
-        case 'base64':
-          return base64ToBytes(string).length
-        default:
-          if (loweredCase) return utf8ToBytes(string).length // assume utf8
-          encoding = ('' + encoding).toLowerCase();
-          loweredCase = true;
-      }
-    }
-  }
-  Buffer.byteLength = byteLength;
-
-  function slowToString (encoding, start, end) {
-    var loweredCase = false;
-
-    // No need to verify that "this.length <= MAX_UINT32" since it's a read-only
-    // property of a typed array.
-
-    // This behaves neither like String nor Uint8Array in that we set start/end
-    // to their upper/lower bounds if the value passed is out of range.
-    // undefined is handled specially as per ECMA-262 6th Edition,
-    // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
-    if (start === undefined || start < 0) {
-      start = 0;
-    }
-    // Return early if start > this.length. Done here to prevent potential uint32
-    // coercion fail below.
-    if (start > this.length) {
-      return ''
-    }
-
-    if (end === undefined || end > this.length) {
-      end = this.length;
-    }
-
-    if (end <= 0) {
-      return ''
-    }
-
-    // Force coersion to uint32. This will also coerce falsey/NaN values to 0.
-    end >>>= 0;
-    start >>>= 0;
-
-    if (end <= start) {
-      return ''
-    }
-
-    if (!encoding) encoding = 'utf8';
-
-    while (true) {
-      switch (encoding) {
-        case 'hex':
-          return hexSlice(this, start, end)
-
-        case 'utf8':
-        case 'utf-8':
-          return utf8Slice(this, start, end)
-
-        case 'ascii':
-          return asciiSlice(this, start, end)
-
-        case 'latin1':
-        case 'binary':
-          return latin1Slice(this, start, end)
-
-        case 'base64':
-          return base64Slice(this, start, end)
-
-        case 'ucs2':
-        case 'ucs-2':
-        case 'utf16le':
-        case 'utf-16le':
-          return utf16leSlice(this, start, end)
-
-        default:
-          if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-          encoding = (encoding + '').toLowerCase();
-          loweredCase = true;
-      }
-    }
-  }
-
-  // The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
-  // Buffer instances.
-  Buffer.prototype._isBuffer = true;
-
-  function swap (b, n, m) {
-    var i = b[n];
-    b[n] = b[m];
-    b[m] = i;
-  }
-
-  Buffer.prototype.swap16 = function swap16 () {
-    var len = this.length;
-    if (len % 2 !== 0) {
-      throw new RangeError('Buffer size must be a multiple of 16-bits')
-    }
-    for (var i = 0; i < len; i += 2) {
-      swap(this, i, i + 1);
-    }
-    return this
-  };
-
-  Buffer.prototype.swap32 = function swap32 () {
-    var len = this.length;
-    if (len % 4 !== 0) {
-      throw new RangeError('Buffer size must be a multiple of 32-bits')
-    }
-    for (var i = 0; i < len; i += 4) {
-      swap(this, i, i + 3);
-      swap(this, i + 1, i + 2);
-    }
-    return this
-  };
-
-  Buffer.prototype.swap64 = function swap64 () {
-    var len = this.length;
-    if (len % 8 !== 0) {
-      throw new RangeError('Buffer size must be a multiple of 64-bits')
-    }
-    for (var i = 0; i < len; i += 8) {
-      swap(this, i, i + 7);
-      swap(this, i + 1, i + 6);
-      swap(this, i + 2, i + 5);
-      swap(this, i + 3, i + 4);
-    }
-    return this
-  };
-
-  Buffer.prototype.toString = function toString () {
-    var length = this.length | 0;
-    if (length === 0) return ''
-    if (arguments.length === 0) return utf8Slice(this, 0, length)
-    return slowToString.apply(this, arguments)
-  };
-
-  Buffer.prototype.equals = function equals (b) {
-    if (!internalIsBuffer(b)) throw new TypeError('Argument must be a Buffer')
-    if (this === b) return true
-    return Buffer.compare(this, b) === 0
-  };
-
-  Buffer.prototype.inspect = function inspect () {
-    var str = '';
-    var max = INSPECT_MAX_BYTES;
-    if (this.length > 0) {
-      str = this.toString('hex', 0, max).match(/.{2}/g).join(' ');
-      if (this.length > max) str += ' ... ';
-    }
-    return '<Buffer ' + str + '>'
-  };
-
-  Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
-    if (!internalIsBuffer(target)) {
-      throw new TypeError('Argument must be a Buffer')
-    }
-
-    if (start === undefined) {
-      start = 0;
-    }
-    if (end === undefined) {
-      end = target ? target.length : 0;
-    }
-    if (thisStart === undefined) {
-      thisStart = 0;
-    }
-    if (thisEnd === undefined) {
-      thisEnd = this.length;
-    }
-
-    if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
-      throw new RangeError('out of range index')
-    }
-
-    if (thisStart >= thisEnd && start >= end) {
-      return 0
-    }
-    if (thisStart >= thisEnd) {
-      return -1
-    }
-    if (start >= end) {
-      return 1
-    }
-
-    start >>>= 0;
-    end >>>= 0;
-    thisStart >>>= 0;
-    thisEnd >>>= 0;
-
-    if (this === target) return 0
-
-    var x = thisEnd - thisStart;
-    var y = end - start;
-    var len = Math.min(x, y);
-
-    var thisCopy = this.slice(thisStart, thisEnd);
-    var targetCopy = target.slice(start, end);
-
-    for (var i = 0; i < len; ++i) {
-      if (thisCopy[i] !== targetCopy[i]) {
-        x = thisCopy[i];
-        y = targetCopy[i];
-        break
-      }
-    }
-
-    if (x < y) return -1
-    if (y < x) return 1
-    return 0
-  };
-
-  // Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
-  // OR the last index of `val` in `buffer` at offset <= `byteOffset`.
-  //
-  // Arguments:
-  // - buffer - a Buffer to search
-  // - val - a string, Buffer, or number
-  // - byteOffset - an index into `buffer`; will be clamped to an int32
-  // - encoding - an optional encoding, relevant is val is a string
-  // - dir - true for indexOf, false for lastIndexOf
-  function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
-    // Empty buffer means no match
-    if (buffer.length === 0) return -1
-
-    // Normalize byteOffset
-    if (typeof byteOffset === 'string') {
-      encoding = byteOffset;
-      byteOffset = 0;
-    } else if (byteOffset > 0x7fffffff) {
-      byteOffset = 0x7fffffff;
-    } else if (byteOffset < -0x80000000) {
-      byteOffset = -0x80000000;
-    }
-    byteOffset = +byteOffset;  // Coerce to Number.
-    if (isNaN(byteOffset)) {
-      // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
-      byteOffset = dir ? 0 : (buffer.length - 1);
-    }
-
-    // Normalize byteOffset: negative offsets start from the end of the buffer
-    if (byteOffset < 0) byteOffset = buffer.length + byteOffset;
-    if (byteOffset >= buffer.length) {
-      if (dir) return -1
-      else byteOffset = buffer.length - 1;
-    } else if (byteOffset < 0) {
-      if (dir) byteOffset = 0;
-      else return -1
-    }
-
-    // Normalize val
-    if (typeof val === 'string') {
-      val = Buffer.from(val, encoding);
-    }
-
-    // Finally, search either indexOf (if dir is true) or lastIndexOf
-    if (internalIsBuffer(val)) {
-      // Special case: looking for empty string/buffer always fails
-      if (val.length === 0) {
-        return -1
-      }
-      return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
-    } else if (typeof val === 'number') {
-      val = val & 0xFF; // Search for a byte value [0-255]
-      if (Buffer.TYPED_ARRAY_SUPPORT &&
-          typeof Uint8Array.prototype.indexOf === 'function') {
-        if (dir) {
-          return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
-        } else {
-          return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
-        }
-      }
-      return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
-    }
-
-    throw new TypeError('val must be string, number or Buffer')
-  }
-
-  function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
-    var indexSize = 1;
-    var arrLength = arr.length;
-    var valLength = val.length;
-
-    if (encoding !== undefined) {
-      encoding = String(encoding).toLowerCase();
-      if (encoding === 'ucs2' || encoding === 'ucs-2' ||
-          encoding === 'utf16le' || encoding === 'utf-16le') {
-        if (arr.length < 2 || val.length < 2) {
-          return -1
-        }
-        indexSize = 2;
-        arrLength /= 2;
-        valLength /= 2;
-        byteOffset /= 2;
-      }
-    }
-
-    function read (buf, i) {
-      if (indexSize === 1) {
-        return buf[i]
-      } else {
-        return buf.readUInt16BE(i * indexSize)
-      }
-    }
-
-    var i;
-    if (dir) {
-      var foundIndex = -1;
-      for (i = byteOffset; i < arrLength; i++) {
-        if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
-          if (foundIndex === -1) foundIndex = i;
-          if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
-        } else {
-          if (foundIndex !== -1) i -= i - foundIndex;
-          foundIndex = -1;
-        }
-      }
-    } else {
-      if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength;
-      for (i = byteOffset; i >= 0; i--) {
-        var found = true;
-        for (var j = 0; j < valLength; j++) {
-          if (read(arr, i + j) !== read(val, j)) {
-            found = false;
-            break
-          }
-        }
-        if (found) return i
-      }
-    }
-
-    return -1
-  }
-
-  Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
-    return this.indexOf(val, byteOffset, encoding) !== -1
-  };
-
-  Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
-    return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
-  };
-
-  Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
-    return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
-  };
-
-  function hexWrite (buf, string, offset, length) {
-    offset = Number(offset) || 0;
-    var remaining = buf.length - offset;
-    if (!length) {
-      length = remaining;
-    } else {
-      length = Number(length);
-      if (length > remaining) {
-        length = remaining;
-      }
-    }
-
-    // must be an even number of digits
-    var strLen = string.length;
-    if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
-
-    if (length > strLen / 2) {
-      length = strLen / 2;
-    }
-    for (var i = 0; i < length; ++i) {
-      var parsed = parseInt(string.substr(i * 2, 2), 16);
-      if (isNaN(parsed)) return i
-      buf[offset + i] = parsed;
-    }
-    return i
-  }
-
-  function utf8Write (buf, string, offset, length) {
-    return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
-  }
-
-  function asciiWrite (buf, string, offset, length) {
-    return blitBuffer(asciiToBytes(string), buf, offset, length)
-  }
-
-  function latin1Write (buf, string, offset, length) {
-    return asciiWrite(buf, string, offset, length)
-  }
-
-  function base64Write (buf, string, offset, length) {
-    return blitBuffer(base64ToBytes(string), buf, offset, length)
-  }
-
-  function ucs2Write (buf, string, offset, length) {
-    return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
-  }
-
-  Buffer.prototype.write = function write (string, offset, length, encoding) {
-    // Buffer#write(string)
-    if (offset === undefined) {
-      encoding = 'utf8';
-      length = this.length;
-      offset = 0;
-    // Buffer#write(string, encoding)
-    } else if (length === undefined && typeof offset === 'string') {
-      encoding = offset;
-      length = this.length;
-      offset = 0;
-    // Buffer#write(string, offset[, length][, encoding])
-    } else if (isFinite(offset)) {
-      offset = offset | 0;
-      if (isFinite(length)) {
-        length = length | 0;
-        if (encoding === undefined) encoding = 'utf8';
-      } else {
-        encoding = length;
-        length = undefined;
-      }
-    // legacy write(string, encoding, offset, length) - remove in v0.13
-    } else {
-      throw new Error(
-        'Buffer.write(string, encoding, offset[, length]) is no longer supported'
-      )
-    }
-
-    var remaining = this.length - offset;
-    if (length === undefined || length > remaining) length = remaining;
-
-    if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
-      throw new RangeError('Attempt to write outside buffer bounds')
-    }
-
-    if (!encoding) encoding = 'utf8';
-
-    var loweredCase = false;
-    for (;;) {
-      switch (encoding) {
-        case 'hex':
-          return hexWrite(this, string, offset, length)
-
-        case 'utf8':
-        case 'utf-8':
-          return utf8Write(this, string, offset, length)
-
-        case 'ascii':
-          return asciiWrite(this, string, offset, length)
-
-        case 'latin1':
-        case 'binary':
-          return latin1Write(this, string, offset, length)
-
-        case 'base64':
-          // Warning: maxLength not taken into account in base64Write
-          return base64Write(this, string, offset, length)
-
-        case 'ucs2':
-        case 'ucs-2':
-        case 'utf16le':
-        case 'utf-16le':
-          return ucs2Write(this, string, offset, length)
-
-        default:
-          if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-          encoding = ('' + encoding).toLowerCase();
-          loweredCase = true;
-      }
-    }
-  };
-
-  Buffer.prototype.toJSON = function toJSON () {
-    return {
-      type: 'Buffer',
-      data: Array.prototype.slice.call(this._arr || this, 0)
-    }
-  };
-
-  function base64Slice (buf, start, end) {
-    if (start === 0 && end === buf.length) {
-      return fromByteArray(buf)
-    } else {
-      return fromByteArray(buf.slice(start, end))
-    }
-  }
-
-  function utf8Slice (buf, start, end) {
-    end = Math.min(buf.length, end);
-    var res = [];
-
-    var i = start;
-    while (i < end) {
-      var firstByte = buf[i];
-      var codePoint = null;
-      var bytesPerSequence = (firstByte > 0xEF) ? 4
-        : (firstByte > 0xDF) ? 3
-        : (firstByte > 0xBF) ? 2
-        : 1;
-
-      if (i + bytesPerSequence <= end) {
-        var secondByte, thirdByte, fourthByte, tempCodePoint;
-
-        switch (bytesPerSequence) {
-          case 1:
-            if (firstByte < 0x80) {
-              codePoint = firstByte;
-            }
-            break
-          case 2:
-            secondByte = buf[i + 1];
-            if ((secondByte & 0xC0) === 0x80) {
-              tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F);
-              if (tempCodePoint > 0x7F) {
-                codePoint = tempCodePoint;
-              }
-            }
-            break
-          case 3:
-            secondByte = buf[i + 1];
-            thirdByte = buf[i + 2];
-            if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
-              tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F);
-              if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
-                codePoint = tempCodePoint;
-              }
-            }
-            break
-          case 4:
-            secondByte = buf[i + 1];
-            thirdByte = buf[i + 2];
-            fourthByte = buf[i + 3];
-            if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
-              tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F);
-              if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
-                codePoint = tempCodePoint;
-              }
-            }
-        }
-      }
-
-      if (codePoint === null) {
-        // we did not generate a valid codePoint so insert a
-        // replacement char (U+FFFD) and advance only 1 byte
-        codePoint = 0xFFFD;
-        bytesPerSequence = 1;
-      } else if (codePoint > 0xFFFF) {
-        // encode to utf16 (surrogate pair dance)
-        codePoint -= 0x10000;
-        res.push(codePoint >>> 10 & 0x3FF | 0xD800);
-        codePoint = 0xDC00 | codePoint & 0x3FF;
-      }
-
-      res.push(codePoint);
-      i += bytesPerSequence;
-    }
-
-    return decodeCodePointsArray(res)
-  }
-
-  // Based on http://stackoverflow.com/a/22747272/680742, the browser with
-  // the lowest limit is Chrome, with 0x10000 args.
-  // We go 1 magnitude less, for safety
-  var MAX_ARGUMENTS_LENGTH = 0x1000;
-
-  function decodeCodePointsArray (codePoints) {
-    var len = codePoints.length;
-    if (len <= MAX_ARGUMENTS_LENGTH) {
-      return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
-    }
-
-    // Decode in chunks to avoid "call stack size exceeded".
-    var res = '';
-    var i = 0;
-    while (i < len) {
-      res += String.fromCharCode.apply(
-        String,
-        codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
-      );
-    }
-    return res
-  }
-
-  function asciiSlice (buf, start, end) {
-    var ret = '';
-    end = Math.min(buf.length, end);
-
-    for (var i = start; i < end; ++i) {
-      ret += String.fromCharCode(buf[i] & 0x7F);
-    }
-    return ret
-  }
-
-  function latin1Slice (buf, start, end) {
-    var ret = '';
-    end = Math.min(buf.length, end);
-
-    for (var i = start; i < end; ++i) {
-      ret += String.fromCharCode(buf[i]);
-    }
-    return ret
-  }
-
-  function hexSlice (buf, start, end) {
-    var len = buf.length;
-
-    if (!start || start < 0) start = 0;
-    if (!end || end < 0 || end > len) end = len;
-
-    var out = '';
-    for (var i = start; i < end; ++i) {
-      out += toHex(buf[i]);
-    }
-    return out
-  }
-
-  function utf16leSlice (buf, start, end) {
-    var bytes = buf.slice(start, end);
-    var res = '';
-    for (var i = 0; i < bytes.length; i += 2) {
-      res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256);
-    }
-    return res
-  }
-
-  Buffer.prototype.slice = function slice (start, end) {
-    var len = this.length;
-    start = ~~start;
-    end = end === undefined ? len : ~~end;
-
-    if (start < 0) {
-      start += len;
-      if (start < 0) start = 0;
-    } else if (start > len) {
-      start = len;
-    }
-
-    if (end < 0) {
-      end += len;
-      if (end < 0) end = 0;
-    } else if (end > len) {
-      end = len;
-    }
-
-    if (end < start) end = start;
-
-    var newBuf;
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      newBuf = this.subarray(start, end);
-      newBuf.__proto__ = Buffer.prototype;
-    } else {
-      var sliceLen = end - start;
-      newBuf = new Buffer(sliceLen, undefined);
-      for (var i = 0; i < sliceLen; ++i) {
-        newBuf[i] = this[i + start];
-      }
-    }
-
-    return newBuf
-  };
-
-  /*
-   * Need to make sure that buffer isn't trying to write out of bounds.
-   */
-  function checkOffset (offset, ext, length) {
-    if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
-    if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
-  }
-
-  Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) checkOffset(offset, byteLength, this.length);
-
-    var val = this[offset];
-    var mul = 1;
-    var i = 0;
-    while (++i < byteLength && (mul *= 0x100)) {
-      val += this[offset + i] * mul;
-    }
-
-    return val
-  };
-
-  Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) {
-      checkOffset(offset, byteLength, this.length);
-    }
-
-    var val = this[offset + --byteLength];
-    var mul = 1;
-    while (byteLength > 0 && (mul *= 0x100)) {
-      val += this[offset + --byteLength] * mul;
-    }
-
-    return val
-  };
-
-  Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 1, this.length);
-    return this[offset]
-  };
-
-  Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    return this[offset] | (this[offset + 1] << 8)
-  };
-
-  Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    return (this[offset] << 8) | this[offset + 1]
-  };
-
-  Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return ((this[offset]) |
-        (this[offset + 1] << 8) |
-        (this[offset + 2] << 16)) +
-        (this[offset + 3] * 0x1000000)
-  };
-
-  Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return (this[offset] * 0x1000000) +
-      ((this[offset + 1] << 16) |
-      (this[offset + 2] << 8) |
-      this[offset + 3])
-  };
-
-  Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) checkOffset(offset, byteLength, this.length);
-
-    var val = this[offset];
-    var mul = 1;
-    var i = 0;
-    while (++i < byteLength && (mul *= 0x100)) {
-      val += this[offset + i] * mul;
-    }
-    mul *= 0x80;
-
-    if (val >= mul) val -= Math.pow(2, 8 * byteLength);
-
-    return val
-  };
-
-  Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) checkOffset(offset, byteLength, this.length);
-
-    var i = byteLength;
-    var mul = 1;
-    var val = this[offset + --i];
-    while (i > 0 && (mul *= 0x100)) {
-      val += this[offset + --i] * mul;
-    }
-    mul *= 0x80;
-
-    if (val >= mul) val -= Math.pow(2, 8 * byteLength);
-
-    return val
-  };
-
-  Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 1, this.length);
-    if (!(this[offset] & 0x80)) return (this[offset])
-    return ((0xff - this[offset] + 1) * -1)
-  };
-
-  Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    var val = this[offset] | (this[offset + 1] << 8);
-    return (val & 0x8000) ? val | 0xFFFF0000 : val
-  };
-
-  Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 2, this.length);
-    var val = this[offset + 1] | (this[offset] << 8);
-    return (val & 0x8000) ? val | 0xFFFF0000 : val
-  };
-
-  Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return (this[offset]) |
-      (this[offset + 1] << 8) |
-      (this[offset + 2] << 16) |
-      (this[offset + 3] << 24)
-  };
-
-  Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-
-    return (this[offset] << 24) |
-      (this[offset + 1] << 16) |
-      (this[offset + 2] << 8) |
-      (this[offset + 3])
-  };
-
-  Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-    return read(this, offset, true, 23, 4)
-  };
-
-  Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 4, this.length);
-    return read(this, offset, false, 23, 4)
-  };
-
-  Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 8, this.length);
-    return read(this, offset, true, 52, 8)
-  };
-
-  Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
-    if (!noAssert) checkOffset(offset, 8, this.length);
-    return read(this, offset, false, 52, 8)
-  };
-
-  function checkInt (buf, value, offset, ext, max, min) {
-    if (!internalIsBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
-    if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
-    if (offset + ext > buf.length) throw new RangeError('Index out of range')
-  }
-
-  Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) {
-      var maxBytes = Math.pow(2, 8 * byteLength) - 1;
-      checkInt(this, value, offset, byteLength, maxBytes, 0);
-    }
-
-    var mul = 1;
-    var i = 0;
-    this[offset] = value & 0xFF;
-    while (++i < byteLength && (mul *= 0x100)) {
-      this[offset + i] = (value / mul) & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    byteLength = byteLength | 0;
-    if (!noAssert) {
-      var maxBytes = Math.pow(2, 8 * byteLength) - 1;
-      checkInt(this, value, offset, byteLength, maxBytes, 0);
-    }
-
-    var i = byteLength - 1;
-    var mul = 1;
-    this[offset + i] = value & 0xFF;
-    while (--i >= 0 && (mul *= 0x100)) {
-      this[offset + i] = (value / mul) & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0);
-    if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
-    this[offset] = (value & 0xff);
-    return offset + 1
-  };
-
-  function objectWriteUInt16 (buf, value, offset, littleEndian) {
-    if (value < 0) value = 0xffff + value + 1;
-    for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
-      buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
-        (littleEndian ? i : 1 - i) * 8;
-    }
-  }
-
-  Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value & 0xff);
-      this[offset + 1] = (value >>> 8);
-    } else {
-      objectWriteUInt16(this, value, offset, true);
-    }
-    return offset + 2
-  };
-
-  Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 8);
-      this[offset + 1] = (value & 0xff);
-    } else {
-      objectWriteUInt16(this, value, offset, false);
-    }
-    return offset + 2
-  };
-
-  function objectWriteUInt32 (buf, value, offset, littleEndian) {
-    if (value < 0) value = 0xffffffff + value + 1;
-    for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
-      buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff;
-    }
-  }
-
-  Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset + 3] = (value >>> 24);
-      this[offset + 2] = (value >>> 16);
-      this[offset + 1] = (value >>> 8);
-      this[offset] = (value & 0xff);
-    } else {
-      objectWriteUInt32(this, value, offset, true);
-    }
-    return offset + 4
-  };
-
-  Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 24);
-      this[offset + 1] = (value >>> 16);
-      this[offset + 2] = (value >>> 8);
-      this[offset + 3] = (value & 0xff);
-    } else {
-      objectWriteUInt32(this, value, offset, false);
-    }
-    return offset + 4
-  };
-
-  Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) {
-      var limit = Math.pow(2, 8 * byteLength - 1);
-
-      checkInt(this, value, offset, byteLength, limit - 1, -limit);
-    }
-
-    var i = 0;
-    var mul = 1;
-    var sub = 0;
-    this[offset] = value & 0xFF;
-    while (++i < byteLength && (mul *= 0x100)) {
-      if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
-        sub = 1;
-      }
-      this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) {
-      var limit = Math.pow(2, 8 * byteLength - 1);
-
-      checkInt(this, value, offset, byteLength, limit - 1, -limit);
-    }
-
-    var i = byteLength - 1;
-    var mul = 1;
-    var sub = 0;
-    this[offset + i] = value & 0xFF;
-    while (--i >= 0 && (mul *= 0x100)) {
-      if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
-        sub = 1;
-      }
-      this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
-    }
-
-    return offset + byteLength
-  };
-
-  Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80);
-    if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
-    if (value < 0) value = 0xff + value + 1;
-    this[offset] = (value & 0xff);
-    return offset + 1
-  };
-
-  Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value & 0xff);
-      this[offset + 1] = (value >>> 8);
-    } else {
-      objectWriteUInt16(this, value, offset, true);
-    }
-    return offset + 2
-  };
-
-  Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 8);
-      this[offset + 1] = (value & 0xff);
-    } else {
-      objectWriteUInt16(this, value, offset, false);
-    }
-    return offset + 2
-  };
-
-  Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value & 0xff);
-      this[offset + 1] = (value >>> 8);
-      this[offset + 2] = (value >>> 16);
-      this[offset + 3] = (value >>> 24);
-    } else {
-      objectWriteUInt32(this, value, offset, true);
-    }
-    return offset + 4
-  };
-
-  Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
-    value = +value;
-    offset = offset | 0;
-    if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
-    if (value < 0) value = 0xffffffff + value + 1;
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      this[offset] = (value >>> 24);
-      this[offset + 1] = (value >>> 16);
-      this[offset + 2] = (value >>> 8);
-      this[offset + 3] = (value & 0xff);
-    } else {
-      objectWriteUInt32(this, value, offset, false);
-    }
-    return offset + 4
-  };
-
-  function checkIEEE754 (buf, value, offset, ext, max, min) {
-    if (offset + ext > buf.length) throw new RangeError('Index out of range')
-    if (offset < 0) throw new RangeError('Index out of range')
-  }
-
-  function writeFloat (buf, value, offset, littleEndian, noAssert) {
-    if (!noAssert) {
-      checkIEEE754(buf, value, offset, 4);
-    }
-    write(buf, value, offset, littleEndian, 23, 4);
-    return offset + 4
-  }
-
-  Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
-    return writeFloat(this, value, offset, true, noAssert)
-  };
-
-  Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
-    return writeFloat(this, value, offset, false, noAssert)
-  };
-
-  function writeDouble (buf, value, offset, littleEndian, noAssert) {
-    if (!noAssert) {
-      checkIEEE754(buf, value, offset, 8);
-    }
-    write(buf, value, offset, littleEndian, 52, 8);
-    return offset + 8
-  }
-
-  Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
-    return writeDouble(this, value, offset, true, noAssert)
-  };
-
-  Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
-    return writeDouble(this, value, offset, false, noAssert)
-  };
-
-  // copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
-  Buffer.prototype.copy = function copy (target, targetStart, start, end) {
-    if (!start) start = 0;
-    if (!end && end !== 0) end = this.length;
-    if (targetStart >= target.length) targetStart = target.length;
-    if (!targetStart) targetStart = 0;
-    if (end > 0 && end < start) end = start;
-
-    // Copy 0 bytes; we're done
-    if (end === start) return 0
-    if (target.length === 0 || this.length === 0) return 0
-
-    // Fatal error conditions
-    if (targetStart < 0) {
-      throw new RangeError('targetStart out of bounds')
-    }
-    if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
-    if (end < 0) throw new RangeError('sourceEnd out of bounds')
-
-    // Are we oob?
-    if (end > this.length) end = this.length;
-    if (target.length - targetStart < end - start) {
-      end = target.length - targetStart + start;
-    }
-
-    var len = end - start;
-    var i;
-
-    if (this === target && start < targetStart && targetStart < end) {
-      // descending copy from end
-      for (i = len - 1; i >= 0; --i) {
-        target[i + targetStart] = this[i + start];
-      }
-    } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
-      // ascending copy from start
-      for (i = 0; i < len; ++i) {
-        target[i + targetStart] = this[i + start];
-      }
-    } else {
-      Uint8Array.prototype.set.call(
-        target,
-        this.subarray(start, start + len),
-        targetStart
-      );
-    }
-
-    return len
-  };
-
-  // Usage:
-  //    buffer.fill(number[, offset[, end]])
-  //    buffer.fill(buffer[, offset[, end]])
-  //    buffer.fill(string[, offset[, end]][, encoding])
-  Buffer.prototype.fill = function fill (val, start, end, encoding) {
-    // Handle string cases:
-    if (typeof val === 'string') {
-      if (typeof start === 'string') {
-        encoding = start;
-        start = 0;
-        end = this.length;
-      } else if (typeof end === 'string') {
-        encoding = end;
-        end = this.length;
-      }
-      if (val.length === 1) {
-        var code = val.charCodeAt(0);
-        if (code < 256) {
-          val = code;
-        }
-      }
-      if (encoding !== undefined && typeof encoding !== 'string') {
-        throw new TypeError('encoding must be a string')
-      }
-      if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
-        throw new TypeError('Unknown encoding: ' + encoding)
-      }
-    } else if (typeof val === 'number') {
-      val = val & 255;
-    }
-
-    // Invalid ranges are not set to a default, so can range check early.
-    if (start < 0 || this.length < start || this.length < end) {
-      throw new RangeError('Out of range index')
-    }
-
-    if (end <= start) {
-      return this
-    }
-
-    start = start >>> 0;
-    end = end === undefined ? this.length : end >>> 0;
-
-    if (!val) val = 0;
-
-    var i;
-    if (typeof val === 'number') {
-      for (i = start; i < end; ++i) {
-        this[i] = val;
-      }
-    } else {
-      var bytes = internalIsBuffer(val)
-        ? val
-        : utf8ToBytes(new Buffer(val, encoding).toString());
-      var len = bytes.length;
-      for (i = 0; i < end - start; ++i) {
-        this[i + start] = bytes[i % len];
-      }
-    }
-
-    return this
-  };
-
-  // HELPER FUNCTIONS
-  // ================
-
-  var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g;
-
-  function base64clean (str) {
-    // Node strips out invalid characters like \n and \t from the string, base64-js does not
-    str = stringtrim(str).replace(INVALID_BASE64_RE, '');
-    // Node converts strings with length < 2 to ''
-    if (str.length < 2) return ''
-    // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
-    while (str.length % 4 !== 0) {
-      str = str + '=';
-    }
-    return str
-  }
-
-  function stringtrim (str) {
-    if (str.trim) return str.trim()
-    return str.replace(/^\s+|\s+$/g, '')
-  }
-
-  function toHex (n) {
-    if (n < 16) return '0' + n.toString(16)
-    return n.toString(16)
-  }
-
-  function utf8ToBytes (string, units) {
-    units = units || Infinity;
-    var codePoint;
-    var length = string.length;
-    var leadSurrogate = null;
-    var bytes = [];
-
-    for (var i = 0; i < length; ++i) {
-      codePoint = string.charCodeAt(i);
-
-      // is surrogate component
-      if (codePoint > 0xD7FF && codePoint < 0xE000) {
-        // last char was a lead
-        if (!leadSurrogate) {
-          // no lead yet
-          if (codePoint > 0xDBFF) {
-            // unexpected trail
-            if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-            continue
-          } else if (i + 1 === length) {
-            // unpaired lead
-            if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-            continue
-          }
-
-          // valid lead
-          leadSurrogate = codePoint;
-
-          continue
-        }
-
-        // 2 leads in a row
-        if (codePoint < 0xDC00) {
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-          leadSurrogate = codePoint;
-          continue
-        }
-
-        // valid surrogate pair
-        codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000;
-      } else if (leadSurrogate) {
-        // valid bmp char, but last char was a lead
-        if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
-      }
-
-      leadSurrogate = null;
-
-      // encode utf8
-      if (codePoint < 0x80) {
-        if ((units -= 1) < 0) break
-        bytes.push(codePoint);
-      } else if (codePoint < 0x800) {
-        if ((units -= 2) < 0) break
-        bytes.push(
-          codePoint >> 0x6 | 0xC0,
-          codePoint & 0x3F | 0x80
-        );
-      } else if (codePoint < 0x10000) {
-        if ((units -= 3) < 0) break
-        bytes.push(
-          codePoint >> 0xC | 0xE0,
-          codePoint >> 0x6 & 0x3F | 0x80,
-          codePoint & 0x3F | 0x80
-        );
-      } else if (codePoint < 0x110000) {
-        if ((units -= 4) < 0) break
-        bytes.push(
-          codePoint >> 0x12 | 0xF0,
-          codePoint >> 0xC & 0x3F | 0x80,
-          codePoint >> 0x6 & 0x3F | 0x80,
-          codePoint & 0x3F | 0x80
-        );
-      } else {
-        throw new Error('Invalid code point')
-      }
-    }
-
-    return bytes
-  }
-
-  function asciiToBytes (str) {
-    var byteArray = [];
-    for (var i = 0; i < str.length; ++i) {
-      // Node's code seems to be doing this and not & 0x7F..
-      byteArray.push(str.charCodeAt(i) & 0xFF);
-    }
-    return byteArray
-  }
-
-  function utf16leToBytes (str, units) {
-    var c, hi, lo;
-    var byteArray = [];
-    for (var i = 0; i < str.length; ++i) {
-      if ((units -= 2) < 0) break
-
-      c = str.charCodeAt(i);
-      hi = c >> 8;
-      lo = c % 256;
-      byteArray.push(lo);
-      byteArray.push(hi);
-    }
-
-    return byteArray
-  }
-
-
-  function base64ToBytes (str) {
-    return toByteArray(base64clean(str))
-  }
-
-  function blitBuffer (src, dst, offset, length) {
-    for (var i = 0; i < length; ++i) {
-      if ((i + offset >= dst.length) || (i >= src.length)) break
-      dst[i + offset] = src[i];
-    }
-    return i
-  }
-
-  function isnan (val) {
-    return val !== val // eslint-disable-line no-self-compare
-  }
-
-
-  // the following is from is-buffer, also by Feross Aboukhadijeh and with same lisence
-  // The _isBuffer check is for Safari 5-7 support, because it's missing
-  // Object.prototype.constructor. Remove this eventually
-  function isBuffer(obj) {
-    return obj != null && (!!obj._isBuffer || isFastBuffer(obj) || isSlowBuffer(obj))
-  }
-
-  function isFastBuffer (obj) {
-    return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
-  }
-
-  // For Node v0.10 support. Remove this eventually.
-  function isSlowBuffer (obj) {
-    return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isFastBuffer(obj.slice(0, 0))
-  }
-
-  // shim for using process in browser
-  // based off https://github.com/defunctzombie/node-process/blob/master/browser.js
-
-  function defaultSetTimout() {
-      throw new Error('setTimeout has not been defined');
-  }
-  function defaultClearTimeout () {
-      throw new Error('clearTimeout has not been defined');
-  }
-  var cachedSetTimeout = defaultSetTimout;
-  var cachedClearTimeout = defaultClearTimeout;
-  if (typeof global$1.setTimeout === 'function') {
-      cachedSetTimeout = setTimeout;
-  }
-  if (typeof global$1.clearTimeout === 'function') {
-      cachedClearTimeout = clearTimeout;
-  }
-
-  function runTimeout(fun) {
-      if (cachedSetTimeout === setTimeout) {
-          //normal enviroments in sane situations
-          return setTimeout(fun, 0);
-      }
-      // if setTimeout wasn't available but was latter defined
-      if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
-          cachedSetTimeout = setTimeout;
-          return setTimeout(fun, 0);
-      }
-      try {
-          // when when somebody has screwed with setTimeout but no I.E. maddness
-          return cachedSetTimeout(fun, 0);
-      } catch(e){
-          try {
-              // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
-              return cachedSetTimeout.call(null, fun, 0);
-          } catch(e){
-              // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
-              return cachedSetTimeout.call(this, fun, 0);
-          }
-      }
-
-
-  }
-  function runClearTimeout(marker) {
-      if (cachedClearTimeout === clearTimeout) {
-          //normal enviroments in sane situations
-          return clearTimeout(marker);
-      }
-      // if clearTimeout wasn't available but was latter defined
-      if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
-          cachedClearTimeout = clearTimeout;
-          return clearTimeout(marker);
-      }
-      try {
-          // when when somebody has screwed with setTimeout but no I.E. maddness
-          return cachedClearTimeout(marker);
-      } catch (e){
-          try {
-              // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally
-              return cachedClearTimeout.call(null, marker);
-          } catch (e){
-              // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
-              // Some versions of I.E. have different rules for clearTimeout vs setTimeout
-              return cachedClearTimeout.call(this, marker);
-          }
-      }
-
-
-
-  }
-  var queue = [];
-  var draining = false;
-  var currentQueue;
-  var queueIndex = -1;
-
-  function cleanUpNextTick() {
-      if (!draining || !currentQueue) {
-          return;
-      }
-      draining = false;
-      if (currentQueue.length) {
-          queue = currentQueue.concat(queue);
-      } else {
-          queueIndex = -1;
-      }
-      if (queue.length) {
-          drainQueue();
-      }
-  }
-
-  function drainQueue() {
-      if (draining) {
-          return;
-      }
-      var timeout = runTimeout(cleanUpNextTick);
-      draining = true;
-
-      var len = queue.length;
-      while(len) {
-          currentQueue = queue;
-          queue = [];
-          while (++queueIndex < len) {
-              if (currentQueue) {
-                  currentQueue[queueIndex].run();
-              }
-          }
-          queueIndex = -1;
-          len = queue.length;
-      }
-      currentQueue = null;
-      draining = false;
-      runClearTimeout(timeout);
-  }
-  function nextTick(fun) {
-      var args = new Array(arguments.length - 1);
-      if (arguments.length > 1) {
-          for (var i = 1; i < arguments.length; i++) {
-              args[i - 1] = arguments[i];
-          }
-      }
-      queue.push(new Item(fun, args));
-      if (queue.length === 1 && !draining) {
-          runTimeout(drainQueue);
-      }
-  }
-  // v8 likes predictible objects
-  function Item(fun, array) {
-      this.fun = fun;
-      this.array = array;
-  }
-  Item.prototype.run = function () {
-      this.fun.apply(null, this.array);
-  };
-  var title = 'browser';
-  var platform = 'browser';
-  var browser = true;
-  var env = {};
-  var argv = [];
-  var version = ''; // empty string to avoid regexp issues
-  var versions = {};
-  var release = {};
-  var config$1 = {};
-
-  function noop() {}
-
-  var on = noop;
-  var addListener = noop;
-  var once = noop;
-  var off = noop;
-  var removeListener = noop;
-  var removeAllListeners = noop;
-  var emit = noop;
-
-  function binding(name) {
-      throw new Error('process.binding is not supported');
-  }
-
-  function cwd () { return '/' }
-  function chdir (dir) {
-      throw new Error('process.chdir is not supported');
-  }function umask() { return 0; }
-
-  // from https://github.com/kumavis/browser-process-hrtime/blob/master/index.js
-  var performance = global$1.performance || {};
-  var performanceNow =
-    performance.now        ||
-    performance.mozNow     ||
-    performance.msNow      ||
-    performance.oNow       ||
-    performance.webkitNow  ||
-    function(){ return (new Date()).getTime() };
-
-  // generate timestamp or delta
-  // see http://nodejs.org/api/process.html#process_process_hrtime
-  function hrtime(previousTimestamp){
-    var clocktime = performanceNow.call(performance)*1e-3;
-    var seconds = Math.floor(clocktime);
-    var nanoseconds = Math.floor((clocktime%1)*1e9);
-    if (previousTimestamp) {
-      seconds = seconds - previousTimestamp[0];
-      nanoseconds = nanoseconds - previousTimestamp[1];
-      if (nanoseconds<0) {
-        seconds--;
-        nanoseconds += 1e9;
-      }
-    }
-    return [seconds,nanoseconds]
-  }
-
-  var startTime = new Date();
-  function uptime() {
-    var currentTime = new Date();
-    var dif = currentTime - startTime;
-    return dif / 1000;
-  }
-
-  var browser$1 = {
-    nextTick: nextTick,
-    title: title,
-    browser: browser,
-    env: env,
-    argv: argv,
-    version: version,
-    versions: versions,
-    on: on,
-    addListener: addListener,
-    once: once,
-    off: off,
-    removeListener: removeListener,
-    removeAllListeners: removeAllListeners,
-    emit: emit,
-    binding: binding,
-    cwd: cwd,
-    chdir: chdir,
-    umask: umask,
-    hrtime: hrtime,
-    platform: platform,
-    release: release,
-    config: config$1,
-    uptime: uptime
-  };
-
-  var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
-
-  function getDefaultExportFromCjs (x) {
-  	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
-  }
-
-  function getAugmentedNamespace(n) {
-    if (n.__esModule) return n;
-    var f = n.default;
-  	if (typeof f == "function") {
-  		var a = function a () {
-  			if (this instanceof a) {
-          return Reflect.construct(f, arguments, this.constructor);
-  			}
-  			return f.apply(this, arguments);
-  		};
-  		a.prototype = f.prototype;
-    } else a = {};
-    Object.defineProperty(a, '__esModule', {value: true});
-  	Object.keys(n).forEach(function (k) {
-  		var d = Object.getOwnPropertyDescriptor(n, k);
-  		Object.defineProperty(a, k, d.get ? d : {
-  			enumerable: true,
-  			get: function () {
-  				return n[k];
-  			}
-  		});
-  	});
-  	return a;
-  }
-
-  function commonjsRequire(path) {
-  	throw new Error('Could not dynamically require "' + path + '". Please configure the dynamicRequireTargets or/and ignoreDynamicRequires option of @rollup/plugin-commonjs appropriately for this require call to work.');
-  }
-
-  var jszip_min = {exports: {}};
-
-  (function (module, exports) {
-  	!function(e){module.exports=e();}(function(){return function s(a,o,h){function u(r,e){if(!o[r]){if(!a[r]){var t="function"==typeof commonjsRequire&&commonjsRequire;if(!e&&t)return t(r,!0);if(l)return l(r,!0);var n=new Error("Cannot find module '"+r+"'");throw n.code="MODULE_NOT_FOUND",n}var i=o[r]={exports:{}};a[r][0].call(i.exports,function(e){var t=a[r][1][e];return u(t||e)},i,i.exports,s,a,o,h);}return o[r].exports}for(var l="function"==typeof commonjsRequire&&commonjsRequire,e=0;e<h.length;e++)u(h[e]);return u}({1:[function(e,t,r){var d=e("./utils"),c=e("./support"),p="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";r.encode=function(e){for(var t,r,n,i,s,a,o,h=[],u=0,l=e.length,f=l,c="string"!==d.getTypeOf(e);u<e.length;)f=l-u,n=c?(t=e[u++],r=u<l?e[u++]:0,u<l?e[u++]:0):(t=e.charCodeAt(u++),r=u<l?e.charCodeAt(u++):0,u<l?e.charCodeAt(u++):0),i=t>>2,s=(3&t)<<4|r>>4,a=1<f?(15&r)<<2|n>>6:64,o=2<f?63&n:64,h.push(p.charAt(i)+p.charAt(s)+p.charAt(a)+p.charAt(o));return h.join("")},r.decode=function(e){var t,r,n,i,s,a,o=0,h=0,u="data:";if(e.substr(0,u.length)===u)throw new Error("Invalid base64 input, it looks like a data url.");var l,f=3*(e=e.replace(/[^A-Za-z0-9+/=]/g,"")).length/4;if(e.charAt(e.length-1)===p.charAt(64)&&f--,e.charAt(e.length-2)===p.charAt(64)&&f--,f%1!=0)throw new Error("Invalid base64 input, bad content length.");for(l=c.uint8array?new Uint8Array(0|f):new Array(0|f);o<e.length;)t=p.indexOf(e.charAt(o++))<<2|(i=p.indexOf(e.charAt(o++)))>>4,r=(15&i)<<4|(s=p.indexOf(e.charAt(o++)))>>2,n=(3&s)<<6|(a=p.indexOf(e.charAt(o++))),l[h++]=t,64!==s&&(l[h++]=r),64!==a&&(l[h++]=n);return l};},{"./support":30,"./utils":32}],2:[function(e,t,r){var n=e("./external"),i=e("./stream/DataWorker"),s=e("./stream/Crc32Probe"),a=e("./stream/DataLengthProbe");function o(e,t,r,n,i){this.compressedSize=e,this.uncompressedSize=t,this.crc32=r,this.compression=n,this.compressedContent=i;}o.prototype={getContentWorker:function(){var e=new i(n.Promise.resolve(this.compressedContent)).pipe(this.compression.uncompressWorker()).pipe(new a("data_length")),t=this;return e.on("end",function(){if(this.streamInfo.data_length!==t.uncompressedSize)throw new Error("Bug : uncompressed data size mismatch")}),e},getCompressedWorker:function(){return new i(n.Promise.resolve(this.compressedContent)).withStreamInfo("compressedSize",this.compressedSize).withStreamInfo("uncompressedSize",this.uncompressedSize).withStreamInfo("crc32",this.crc32).withStreamInfo("compression",this.compression)}},o.createWorkerFrom=function(e,t,r){return e.pipe(new s).pipe(new a("uncompressedSize")).pipe(t.compressWorker(r)).pipe(new a("compressedSize")).withStreamInfo("compression",t)},t.exports=o;},{"./external":6,"./stream/Crc32Probe":25,"./stream/DataLengthProbe":26,"./stream/DataWorker":27}],3:[function(e,t,r){var n=e("./stream/GenericWorker");r.STORE={magic:"\0\0",compressWorker:function(){return new n("STORE compression")},uncompressWorker:function(){return new n("STORE decompression")}},r.DEFLATE=e("./flate");},{"./flate":7,"./stream/GenericWorker":28}],4:[function(e,t,r){var n=e("./utils");var o=function(){for(var e,t=[],r=0;r<256;r++){e=r;for(var n=0;n<8;n++)e=1&e?3988292384^e>>>1:e>>>1;t[r]=e;}return t}();t.exports=function(e,t){return void 0!==e&&e.length?"string"!==n.getTypeOf(e)?function(e,t,r,n){var i=o,s=n+r;e^=-1;for(var a=n;a<s;a++)e=e>>>8^i[255&(e^t[a])];return -1^e}(0|t,e,e.length,0):function(e,t,r,n){var i=o,s=n+r;e^=-1;for(var a=n;a<s;a++)e=e>>>8^i[255&(e^t.charCodeAt(a))];return -1^e}(0|t,e,e.length,0):0};},{"./utils":32}],5:[function(e,t,r){r.base64=!1,r.binary=!1,r.dir=!1,r.createFolders=!0,r.date=null,r.compression=null,r.compressionOptions=null,r.comment=null,r.unixPermissions=null,r.dosPermissions=null;},{}],6:[function(e,t,r){var n=null;n="undefined"!=typeof Promise?Promise:e("lie"),t.exports={Promise:n};},{lie:37}],7:[function(e,t,r){var n="undefined"!=typeof Uint8Array&&"undefined"!=typeof Uint16Array&&"undefined"!=typeof Uint32Array,i=e("pako"),s=e("./utils"),a=e("./stream/GenericWorker"),o=n?"uint8array":"array";function h(e,t){a.call(this,"FlateWorker/"+e),this._pako=null,this._pakoAction=e,this._pakoOptions=t,this.meta={};}r.magic="\b\0",s.inherits(h,a),h.prototype.processChunk=function(e){this.meta=e.meta,null===this._pako&&this._createPako(),this._pako.push(s.transformTo(o,e.data),!1);},h.prototype.flush=function(){a.prototype.flush.call(this),null===this._pako&&this._createPako(),this._pako.push([],!0);},h.prototype.cleanUp=function(){a.prototype.cleanUp.call(this),this._pako=null;},h.prototype._createPako=function(){this._pako=new i[this._pakoAction]({raw:!0,level:this._pakoOptions.level||-1});var t=this;this._pako.onData=function(e){t.push({data:e,meta:t.meta});};},r.compressWorker=function(e){return new h("Deflate",e)},r.uncompressWorker=function(){return new h("Inflate",{})};},{"./stream/GenericWorker":28,"./utils":32,pako:38}],8:[function(e,t,r){function A(e,t){var r,n="";for(r=0;r<t;r++)n+=String.fromCharCode(255&e),e>>>=8;return n}function n(e,t,r,n,i,s){var a,o,h=e.file,u=e.compression,l=s!==O.utf8encode,f=I.transformTo("string",s(h.name)),c=I.transformTo("string",O.utf8encode(h.name)),d=h.comment,p=I.transformTo("string",s(d)),m=I.transformTo("string",O.utf8encode(d)),_=c.length!==h.name.length,g=m.length!==d.length,b="",v="",y="",w=h.dir,k=h.date,x={crc32:0,compressedSize:0,uncompressedSize:0};t&&!r||(x.crc32=e.crc32,x.compressedSize=e.compressedSize,x.uncompressedSize=e.uncompressedSize);var S=0;t&&(S|=8),l||!_&&!g||(S|=2048);var z=0,C=0;w&&(z|=16),"UNIX"===i?(C=798,z|=function(e,t){var r=e;return e||(r=t?16893:33204),(65535&r)<<16}(h.unixPermissions,w)):(C=20,z|=function(e){return 63&(e||0)}(h.dosPermissions)),a=k.getUTCHours(),a<<=6,a|=k.getUTCMinutes(),a<<=5,a|=k.getUTCSeconds()/2,o=k.getUTCFullYear()-1980,o<<=4,o|=k.getUTCMonth()+1,o<<=5,o|=k.getUTCDate(),_&&(v=A(1,1)+A(B(f),4)+c,b+="up"+A(v.length,2)+v),g&&(y=A(1,1)+A(B(p),4)+m,b+="uc"+A(y.length,2)+y);var E="";return E+="\n\0",E+=A(S,2),E+=u.magic,E+=A(a,2),E+=A(o,2),E+=A(x.crc32,4),E+=A(x.compressedSize,4),E+=A(x.uncompressedSize,4),E+=A(f.length,2),E+=A(b.length,2),{fileRecord:R.LOCAL_FILE_HEADER+E+f+b,dirRecord:R.CENTRAL_FILE_HEADER+A(C,2)+E+A(p.length,2)+"\0\0\0\0"+A(z,4)+A(n,4)+f+b+p}}var I=e("../utils"),i=e("../stream/GenericWorker"),O=e("../utf8"),B=e("../crc32"),R=e("../signature");function s(e,t,r,n){i.call(this,"ZipFileWorker"),this.bytesWritten=0,this.zipComment=t,this.zipPlatform=r,this.encodeFileName=n,this.streamFiles=e,this.accumulate=!1,this.contentBuffer=[],this.dirRecords=[],this.currentSourceOffset=0,this.entriesCount=0,this.currentFile=null,this._sources=[];}I.inherits(s,i),s.prototype.push=function(e){var t=e.meta.percent||0,r=this.entriesCount,n=this._sources.length;this.accumulate?this.contentBuffer.push(e):(this.bytesWritten+=e.data.length,i.prototype.push.call(this,{data:e.data,meta:{currentFile:this.currentFile,percent:r?(t+100*(r-n-1))/r:100}}));},s.prototype.openedSource=function(e){this.currentSourceOffset=this.bytesWritten,this.currentFile=e.file.name;var t=this.streamFiles&&!e.file.dir;if(t){var r=n(e,t,!1,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);this.push({data:r.fileRecord,meta:{percent:0}});}else this.accumulate=!0;},s.prototype.closedSource=function(e){this.accumulate=!1;var t=this.streamFiles&&!e.file.dir,r=n(e,t,!0,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);if(this.dirRecords.push(r.dirRecord),t)this.push({data:function(e){return R.DATA_DESCRIPTOR+A(e.crc32,4)+A(e.compressedSize,4)+A(e.uncompressedSize,4)}(e),meta:{percent:100}});else for(this.push({data:r.fileRecord,meta:{percent:0}});this.contentBuffer.length;)this.push(this.contentBuffer.shift());this.currentFile=null;},s.prototype.flush=function(){for(var e=this.bytesWritten,t=0;t<this.dirRecords.length;t++)this.push({data:this.dirRecords[t],meta:{percent:100}});var r=this.bytesWritten-e,n=function(e,t,r,n,i){var s=I.transformTo("string",i(n));return R.CENTRAL_DIRECTORY_END+"\0\0\0\0"+A(e,2)+A(e,2)+A(t,4)+A(r,4)+A(s.length,2)+s}(this.dirRecords.length,r,e,this.zipComment,this.encodeFileName);this.push({data:n,meta:{percent:100}});},s.prototype.prepareNextSource=function(){this.previous=this._sources.shift(),this.openedSource(this.previous.streamInfo),this.isPaused?this.previous.pause():this.previous.resume();},s.prototype.registerPrevious=function(e){this._sources.push(e);var t=this;return e.on("data",function(e){t.processChunk(e);}),e.on("end",function(){t.closedSource(t.previous.streamInfo),t._sources.length?t.prepareNextSource():t.end();}),e.on("error",function(e){t.error(e);}),this},s.prototype.resume=function(){return !!i.prototype.resume.call(this)&&(!this.previous&&this._sources.length?(this.prepareNextSource(),!0):this.previous||this._sources.length||this.generatedError?void 0:(this.end(),!0))},s.prototype.error=function(e){var t=this._sources;if(!i.prototype.error.call(this,e))return !1;for(var r=0;r<t.length;r++)try{t[r].error(e);}catch(e){}return !0},s.prototype.lock=function(){i.prototype.lock.call(this);for(var e=this._sources,t=0;t<e.length;t++)e[t].lock();},t.exports=s;},{"../crc32":4,"../signature":23,"../stream/GenericWorker":28,"../utf8":31,"../utils":32}],9:[function(e,t,r){var u=e("../compressions"),n=e("./ZipFileWorker");r.generateWorker=function(e,a,t){var o=new n(a.streamFiles,t,a.platform,a.encodeFileName),h=0;try{e.forEach(function(e,t){h++;var r=function(e,t){var r=e||t,n=u[r];if(!n)throw new Error(r+" is not a valid compression method !");return n}(t.options.compression,a.compression),n=t.options.compressionOptions||a.compressionOptions||{},i=t.dir,s=t.date;t._compressWorker(r,n).withStreamInfo("file",{name:e,dir:i,date:s,comment:t.comment||"",unixPermissions:t.unixPermissions,dosPermissions:t.dosPermissions}).pipe(o);}),o.entriesCount=h;}catch(e){o.error(e);}return o};},{"../compressions":3,"./ZipFileWorker":8}],10:[function(e,t,r){function n(){if(!(this instanceof n))return new n;if(arguments.length)throw new Error("The constructor with parameters has been removed in JSZip 3.0, please check the upgrade guide.");this.files=Object.create(null),this.comment=null,this.root="",this.clone=function(){var e=new n;for(var t in this)"function"!=typeof this[t]&&(e[t]=this[t]);return e};}(n.prototype=e("./object")).loadAsync=e("./load"),n.support=e("./support"),n.defaults=e("./defaults"),n.version="3.10.1",n.loadAsync=function(e,t){return (new n).loadAsync(e,t)},n.external=e("./external"),t.exports=n;},{"./defaults":5,"./external":6,"./load":11,"./object":15,"./support":30}],11:[function(e,t,r){var u=e("./utils"),i=e("./external"),n=e("./utf8"),s=e("./zipEntries"),a=e("./stream/Crc32Probe"),l=e("./nodejsUtils");function f(n){return new i.Promise(function(e,t){var r=n.decompressed.getContentWorker().pipe(new a);r.on("error",function(e){t(e);}).on("end",function(){r.streamInfo.crc32!==n.decompressed.crc32?t(new Error("Corrupted zip : CRC32 mismatch")):e();}).resume();})}t.exports=function(e,o){var h=this;return o=u.extend(o||{},{base64:!1,checkCRC32:!1,optimizedBinaryString:!1,createFolders:!1,decodeFileName:n.utf8decode}),l.isNode&&l.isStream(e)?i.Promise.reject(new Error("JSZip can't accept a stream when loading a zip file.")):u.prepareContent("the loaded zip file",e,!0,o.optimizedBinaryString,o.base64).then(function(e){var t=new s(o);return t.load(e),t}).then(function(e){var t=[i.Promise.resolve(e)],r=e.files;if(o.checkCRC32)for(var n=0;n<r.length;n++)t.push(f(r[n]));return i.Promise.all(t)}).then(function(e){for(var t=e.shift(),r=t.files,n=0;n<r.length;n++){var i=r[n],s=i.fileNameStr,a=u.resolve(i.fileNameStr);h.file(a,i.decompressed,{binary:!0,optimizedBinaryString:!0,date:i.date,dir:i.dir,comment:i.fileCommentStr.length?i.fileCommentStr:null,unixPermissions:i.unixPermissions,dosPermissions:i.dosPermissions,createFolders:o.createFolders}),i.dir||(h.file(a).unsafeOriginalName=s);}return t.zipComment.length&&(h.comment=t.zipComment),h})};},{"./external":6,"./nodejsUtils":14,"./stream/Crc32Probe":25,"./utf8":31,"./utils":32,"./zipEntries":33}],12:[function(e,t,r){var n=e("../utils"),i=e("../stream/GenericWorker");function s(e,t){i.call(this,"Nodejs stream input adapter for "+e),this._upstreamEnded=!1,this._bindStream(t);}n.inherits(s,i),s.prototype._bindStream=function(e){var t=this;(this._stream=e).pause(),e.on("data",function(e){t.push({data:e,meta:{percent:0}});}).on("error",function(e){t.isPaused?this.generatedError=e:t.error(e);}).on("end",function(){t.isPaused?t._upstreamEnded=!0:t.end();});},s.prototype.pause=function(){return !!i.prototype.pause.call(this)&&(this._stream.pause(),!0)},s.prototype.resume=function(){return !!i.prototype.resume.call(this)&&(this._upstreamEnded?this.end():this._stream.resume(),!0)},t.exports=s;},{"../stream/GenericWorker":28,"../utils":32}],13:[function(e,t,r){var i=e("readable-stream").Readable;function n(e,t,r){i.call(this,t),this._helper=e;var n=this;e.on("data",function(e,t){n.push(e)||n._helper.pause(),r&&r(t);}).on("error",function(e){n.emit("error",e);}).on("end",function(){n.push(null);});}e("../utils").inherits(n,i),n.prototype._read=function(){this._helper.resume();},t.exports=n;},{"../utils":32,"readable-stream":16}],14:[function(e,t,r){t.exports={isNode:"undefined"!=typeof Buffer,newBufferFrom:function(e,t){if(Buffer.from&&Buffer.from!==Uint8Array.from)return Buffer.from(e,t);if("number"==typeof e)throw new Error('The "data" argument must not be a number');return new Buffer(e,t)},allocBuffer:function(e){if(Buffer.alloc)return Buffer.alloc(e);var t=new Buffer(e);return t.fill(0),t},isBuffer:function(e){return Buffer.isBuffer(e)},isStream:function(e){return e&&"function"==typeof e.on&&"function"==typeof e.pause&&"function"==typeof e.resume}};},{}],15:[function(e,t,r){function s(e,t,r){var n,i=u.getTypeOf(t),s=u.extend(r||{},f);s.date=s.date||new Date,null!==s.compression&&(s.compression=s.compression.toUpperCase()),"string"==typeof s.unixPermissions&&(s.unixPermissions=parseInt(s.unixPermissions,8)),s.unixPermissions&&16384&s.unixPermissions&&(s.dir=!0),s.dosPermissions&&16&s.dosPermissions&&(s.dir=!0),s.dir&&(e=g(e)),s.createFolders&&(n=_(e))&&b.call(this,n,!0);var a="string"===i&&!1===s.binary&&!1===s.base64;r&&void 0!==r.binary||(s.binary=!a),(t instanceof c&&0===t.uncompressedSize||s.dir||!t||0===t.length)&&(s.base64=!1,s.binary=!0,t="",s.compression="STORE",i="string");var o=null;o=t instanceof c||t instanceof l?t:p.isNode&&p.isStream(t)?new m(e,t):u.prepareContent(e,t,s.binary,s.optimizedBinaryString,s.base64);var h=new d(e,o,s);this.files[e]=h;}var i=e("./utf8"),u=e("./utils"),l=e("./stream/GenericWorker"),a=e("./stream/StreamHelper"),f=e("./defaults"),c=e("./compressedObject"),d=e("./zipObject"),o=e("./generate"),p=e("./nodejsUtils"),m=e("./nodejs/NodejsStreamInputAdapter"),_=function(e){"/"===e.slice(-1)&&(e=e.substring(0,e.length-1));var t=e.lastIndexOf("/");return 0<t?e.substring(0,t):""},g=function(e){return "/"!==e.slice(-1)&&(e+="/"),e},b=function(e,t){return t=void 0!==t?t:f.createFolders,e=g(e),this.files[e]||s.call(this,e,null,{dir:!0,createFolders:t}),this.files[e]};function h(e){return "[object RegExp]"===Object.prototype.toString.call(e)}var n={load:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},forEach:function(e){var t,r,n;for(t in this.files)n=this.files[t],(r=t.slice(this.root.length,t.length))&&t.slice(0,this.root.length)===this.root&&e(r,n);},filter:function(r){var n=[];return this.forEach(function(e,t){r(e,t)&&n.push(t);}),n},file:function(e,t,r){if(1!==arguments.length)return e=this.root+e,s.call(this,e,t,r),this;if(h(e)){var n=e;return this.filter(function(e,t){return !t.dir&&n.test(e)})}var i=this.files[this.root+e];return i&&!i.dir?i:null},folder:function(r){if(!r)return this;if(h(r))return this.filter(function(e,t){return t.dir&&r.test(e)});var e=this.root+r,t=b.call(this,e),n=this.clone();return n.root=t.name,n},remove:function(r){r=this.root+r;var e=this.files[r];if(e||("/"!==r.slice(-1)&&(r+="/"),e=this.files[r]),e&&!e.dir)delete this.files[r];else for(var t=this.filter(function(e,t){return t.name.slice(0,r.length)===r}),n=0;n<t.length;n++)delete this.files[t[n].name];return this},generate:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},generateInternalStream:function(e){var t,r={};try{if((r=u.extend(e||{},{streamFiles:!1,compression:"STORE",compressionOptions:null,type:"",platform:"DOS",comment:null,mimeType:"application/zip",encodeFileName:i.utf8encode})).type=r.type.toLowerCase(),r.compression=r.compression.toUpperCase(),"binarystring"===r.type&&(r.type="string"),!r.type)throw new Error("No output type specified.");u.checkSupport(r.type),"darwin"!==r.platform&&"freebsd"!==r.platform&&"linux"!==r.platform&&"sunos"!==r.platform||(r.platform="UNIX"),"win32"===r.platform&&(r.platform="DOS");var n=r.comment||this.comment||"";t=o.generateWorker(this,r,n);}catch(e){(t=new l("error")).error(e);}return new a(t,r.type||"string",r.mimeType)},generateAsync:function(e,t){return this.generateInternalStream(e).accumulate(t)},generateNodeStream:function(e,t){return (e=e||{}).type||(e.type="nodebuffer"),this.generateInternalStream(e).toNodejsStream(t)}};t.exports=n;},{"./compressedObject":2,"./defaults":5,"./generate":9,"./nodejs/NodejsStreamInputAdapter":12,"./nodejsUtils":14,"./stream/GenericWorker":28,"./stream/StreamHelper":29,"./utf8":31,"./utils":32,"./zipObject":35}],16:[function(e,t,r){t.exports=e("stream");},{stream:void 0}],17:[function(e,t,r){var n=e("./DataReader");function i(e){n.call(this,e);for(var t=0;t<this.data.length;t++)e[t]=255&e[t];}e("../utils").inherits(i,n),i.prototype.byteAt=function(e){return this.data[this.zero+e]},i.prototype.lastIndexOfSignature=function(e){for(var t=e.charCodeAt(0),r=e.charCodeAt(1),n=e.charCodeAt(2),i=e.charCodeAt(3),s=this.length-4;0<=s;--s)if(this.data[s]===t&&this.data[s+1]===r&&this.data[s+2]===n&&this.data[s+3]===i)return s-this.zero;return -1},i.prototype.readAndCheckSignature=function(e){var t=e.charCodeAt(0),r=e.charCodeAt(1),n=e.charCodeAt(2),i=e.charCodeAt(3),s=this.readData(4);return t===s[0]&&r===s[1]&&n===s[2]&&i===s[3]},i.prototype.readData=function(e){if(this.checkOffset(e),0===e)return [];var t=this.data.slice(this.zero+this.index,this.zero+this.index+e);return this.index+=e,t},t.exports=i;},{"../utils":32,"./DataReader":18}],18:[function(e,t,r){var n=e("../utils");function i(e){this.data=e,this.length=e.length,this.index=0,this.zero=0;}i.prototype={checkOffset:function(e){this.checkIndex(this.index+e);},checkIndex:function(e){if(this.length<this.zero+e||e<0)throw new Error("End of data reached (data length = "+this.length+", asked index = "+e+"). 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o=e("./utils"),h=e("./support"),r=e("./nodejsUtils"),n=e("./stream/GenericWorker"),u=new Array(256),i=0;i<256;i++)u[i]=252<=i?6:248<=i?5:240<=i?4:224<=i?3:192<=i?2:1;u[254]=u[254]=1;function a(){n.call(this,"utf-8 decode"),this.leftOver=null;}function l(){n.call(this,"utf-8 encode");}s.utf8encode=function(e){return h.nodebuffer?r.newBufferFrom(e,"utf-8"):function(e){var t,r,n,i,s,a=e.length,o=0;for(i=0;i<a;i++)55296==(64512&(r=e.charCodeAt(i)))&&i+1<a&&56320==(64512&(n=e.charCodeAt(i+1)))&&(r=65536+(r-55296<<10)+(n-56320),i++),o+=r<128?1:r<2048?2:r<65536?3:4;for(t=h.uint8array?new Uint8Array(o):new Array(o),i=s=0;s<o;i++)55296==(64512&(r=e.charCodeAt(i)))&&i+1<a&&56320==(64512&(n=e.charCodeAt(i+1)))&&(r=65536+(r-55296<<10)+(n-56320),i++),r<128?t[s++]=r:(r<2048?t[s++]=192|r>>>6:(r<65536?t[s++]=224|r>>>12:(t[s++]=240|r>>>18,t[s++]=128|r>>>12&63),t[s++]=128|r>>>6&63),t[s++]=128|63&r);return t}(e)},s.utf8decode=function(e){return 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Is it in a supported JavaScript type (String, Blob, ArrayBuffer, etc) ?"))})};},{"./base64":1,"./external":6,"./nodejsUtils":14,"./support":30,setimmediate:54}],33:[function(e,t,r){var n=e("./reader/readerFor"),i=e("./utils"),s=e("./signature"),a=e("./zipEntry"),o=e("./support");function h(e){this.files=[],this.loadOptions=e;}h.prototype={checkSignature:function(e){if(!this.reader.readAndCheckSignature(e)){this.reader.index-=4;var t=this.reader.readString(4);throw new Error("Corrupted zip or bug: unexpected signature ("+i.pretty(t)+", expected "+i.pretty(e)+")")}},isSignature:function(e,t){var r=this.reader.index;this.reader.setIndex(e);var n=this.reader.readString(4)===t;return this.reader.setIndex(r),n},readBlockEndOfCentral:function(){this.diskNumber=this.reader.readInt(2),this.diskWithCentralDirStart=this.reader.readInt(2),this.centralDirRecordsOnThisDisk=this.reader.readInt(2),this.centralDirRecords=this.reader.readInt(2),this.centralDirSize=this.reader.readInt(4),this.centralDirOffset=this.reader.readInt(4),this.zipCommentLength=this.reader.readInt(2);var e=this.reader.readData(this.zipCommentLength),t=o.uint8array?"uint8array":"array",r=i.transformTo(t,e);this.zipComment=this.loadOptions.decodeFileName(r);},readBlockZip64EndOfCentral:function(){this.zip64EndOfCentralSize=this.reader.readInt(8),this.reader.skip(4),this.diskNumber=this.reader.readInt(4),this.diskWithCentralDirStart=this.reader.readInt(4),this.centralDirRecordsOnThisDisk=this.reader.readInt(8),this.centralDirRecords=this.reader.readInt(8),this.centralDirSize=this.reader.readInt(8),this.centralDirOffset=this.reader.readInt(8),this.zip64ExtensibleData={};for(var e,t,r,n=this.zip64EndOfCentralSize-44;0<n;)e=this.reader.readInt(2),t=this.reader.readInt(4),r=this.reader.readData(t),this.zip64ExtensibleData[e]={id:e,length:t,value:r};},readBlockZip64EndOfCentralLocator:function(){if(this.diskWithZip64CentralDirStart=this.reader.readInt(4),this.relativeOffsetEndOfZip64CentralDir=this.reader.readInt(8),this.disksCount=this.reader.readInt(4),1<this.disksCount)throw new Error("Multi-volumes zip are not supported")},readLocalFiles:function(){var e,t;for(e=0;e<this.files.length;e++)t=this.files[e],this.reader.setIndex(t.localHeaderOffset),this.checkSignature(s.LOCAL_FILE_HEADER),t.readLocalPart(this.reader),t.handleUTF8(),t.processAttributes();},readCentralDir:function(){var e;for(this.reader.setIndex(this.centralDirOffset);this.reader.readAndCheckSignature(s.CENTRAL_FILE_HEADER);)(e=new a({zip64:this.zip64},this.loadOptions)).readCentralPart(this.reader),this.files.push(e);if(this.centralDirRecords!==this.files.length&&0!==this.centralDirRecords&&0===this.files.length)throw new Error("Corrupted zip or bug: expected "+this.centralDirRecords+" records in central dir, got "+this.files.length)},readEndOfCentral:function(){var e=this.reader.lastIndexOfSignature(s.CENTRAL_DIRECTORY_END);if(e<0)throw !this.isSignature(0,s.LOCAL_FILE_HEADER)?new Error("Can't find end of central directory : is this a zip file ? If it is, see https://stuk.github.io/jszip/documentation/howto/read_zip.html"):new Error("Corrupted zip: can't find end of central directory");this.reader.setIndex(e);var t=e;if(this.checkSignature(s.CENTRAL_DIRECTORY_END),this.readBlockEndOfCentral(),this.diskNumber===i.MAX_VALUE_16BITS||this.diskWithCentralDirStart===i.MAX_VALUE_16BITS||this.centralDirRecordsOnThisDisk===i.MAX_VALUE_16BITS||this.centralDirRecords===i.MAX_VALUE_16BITS||this.centralDirSize===i.MAX_VALUE_32BITS||this.centralDirOffset===i.MAX_VALUE_32BITS){if(this.zip64=!0,(e=this.reader.lastIndexOfSignature(s.ZIP64_CENTRAL_DIRECTORY_LOCATOR))<0)throw new Error("Corrupted zip: can't find the ZIP64 end of central directory locator");if(this.reader.setIndex(e),this.checkSignature(s.ZIP64_CENTRAL_DIRECTORY_LOCATOR),this.readBlockZip64EndOfCentralLocator(),!this.isSignature(this.relativeOffsetEndOfZip64CentralDir,s.ZIP64_CENTRAL_DIRECTORY_END)&&(this.relativeOffsetEndOfZip64CentralDir=this.reader.lastIndexOfSignature(s.ZIP64_CENTRAL_DIRECTORY_END),this.relativeOffsetEndOfZip64CentralDir<0))throw new Error("Corrupted zip: can't find the ZIP64 end of central directory");this.reader.setIndex(this.relativeOffsetEndOfZip64CentralDir),this.checkSignature(s.ZIP64_CENTRAL_DIRECTORY_END),this.readBlockZip64EndOfCentral();}var r=this.centralDirOffset+this.centralDirSize;this.zip64&&(r+=20,r+=12+this.zip64EndOfCentralSize);var n=t-r;if(0<n)this.isSignature(t,s.CENTRAL_FILE_HEADER)||(this.reader.zero=n);else if(n<0)throw new Error("Corrupted zip: missing "+Math.abs(n)+" bytes.")},prepareReader:function(e){this.reader=n(e);},load:function(e){this.prepareReader(e),this.readEndOfCentral(),this.readCentralDir(),this.readLocalFiles();}},t.exports=h;},{"./reader/readerFor":22,"./signature":23,"./support":30,"./utils":32,"./zipEntry":34}],34:[function(e,t,r){var n=e("./reader/readerFor"),s=e("./utils"),i=e("./compressedObject"),a=e("./crc32"),o=e("./utf8"),h=e("./compressions"),u=e("./support");function l(e,t){this.options=e,this.loadOptions=t;}l.prototype={isEncrypted:function(){return 1==(1&this.bitFlag)},useUTF8:function(){return 2048==(2048&this.bitFlag)},readLocalPart:function(e){var t,r;if(e.skip(22),this.fileNameLength=e.readInt(2),r=e.readInt(2),this.fileName=e.readData(this.fileNameLength),e.skip(r),-1===this.compressedSize||-1===this.uncompressedSize)throw new Error("Bug or corrupted zip : didn't get enough information from the central directory (compressedSize === -1 || uncompressedSize === -1)");if(null===(t=function(e){for(var t in h)if(Object.prototype.hasOwnProperty.call(h,t)&&h[t].magic===e)return h[t];return null}(this.compressionMethod)))throw new Error("Corrupted zip : compression "+s.pretty(this.compressionMethod)+" unknown (inner file : "+s.transformTo("string",this.fileName)+")");this.decompressed=new i(this.compressedSize,this.uncompressedSize,this.crc32,t,e.readData(this.compressedSize));},readCentralPart:function(e){this.versionMadeBy=e.readInt(2),e.skip(2),this.bitFlag=e.readInt(2),this.compressionMethod=e.readString(2),this.date=e.readDate(),this.crc32=e.readInt(4),this.compressedSize=e.readInt(4),this.uncompressedSize=e.readInt(4);var t=e.readInt(2);if(this.extraFieldsLength=e.readInt(2),this.fileCommentLength=e.readInt(2),this.diskNumberStart=e.readInt(2),this.internalFileAttributes=e.readInt(2),this.externalFileAttributes=e.readInt(4),this.localHeaderOffset=e.readInt(4),this.isEncrypted())throw new Error("Encrypted zip are not supported");e.skip(t),this.readExtraFields(e),this.parseZIP64ExtraField(e),this.fileComment=e.readData(this.fileCommentLength);},processAttributes:function(){this.unixPermissions=null,this.dosPermissions=null;var e=this.versionMadeBy>>8;this.dir=!!(16&this.externalFileAttributes),0==e&&(this.dosPermissions=63&this.externalFileAttributes),3==e&&(this.unixPermissions=this.externalFileAttributes>>16&65535),this.dir||"/"!==this.fileNameStr.slice(-1)||(this.dir=!0);},parseZIP64ExtraField:function(){if(this.extraFields[1]){var e=n(this.extraFields[1].value);this.uncompressedSize===s.MAX_VALUE_32BITS&&(this.uncompressedSize=e.readInt(8)),this.compressedSize===s.MAX_VALUE_32BITS&&(this.compressedSize=e.readInt(8)),this.localHeaderOffset===s.MAX_VALUE_32BITS&&(this.localHeaderOffset=e.readInt(8)),this.diskNumberStart===s.MAX_VALUE_32BITS&&(this.diskNumberStart=e.readInt(4));}},readExtraFields:function(e){var t,r,n,i=e.index+this.extraFieldsLength;for(this.extraFields||(this.extraFields={});e.index+4<i;)t=e.readInt(2),r=e.readInt(2),n=e.readData(r),this.extraFields[t]={id:t,length:r,value:n};e.setIndex(i);},handleUTF8:function(){var e=u.uint8array?"uint8array":"array";if(this.useUTF8())this.fileNameStr=o.utf8decode(this.fileName),this.fileCommentStr=o.utf8decode(this.fileComment);else {var t=this.findExtraFieldUnicodePath();if(null!==t)this.fileNameStr=t;else {var r=s.transformTo(e,this.fileName);this.fileNameStr=this.loadOptions.decodeFileName(r);}var n=this.findExtraFieldUnicodeComment();if(null!==n)this.fileCommentStr=n;else {var i=s.transformTo(e,this.fileComment);this.fileCommentStr=this.loadOptions.decodeFileName(i);}}},findExtraFieldUnicodePath:function(){var e=this.extraFields[28789];if(e){var t=n(e.value);return 1!==t.readInt(1)?null:a(this.fileName)!==t.readInt(4)?null:o.utf8decode(t.readData(e.length-5))}return null},findExtraFieldUnicodeComment:function(){var e=this.extraFields[25461];if(e){var t=n(e.value);return 1!==t.readInt(1)?null:a(this.fileComment)!==t.readInt(4)?null:o.utf8decode(t.readData(e.length-5))}return null}},t.exports=l;},{"./compressedObject":2,"./compressions":3,"./crc32":4,"./reader/readerFor":22,"./support":30,"./utf8":31,"./utils":32}],35:[function(e,t,r){function n(e,t,r){this.name=e,this.dir=r.dir,this.date=r.date,this.comment=r.comment,this.unixPermissions=r.unixPermissions,this.dosPermissions=r.dosPermissions,this._data=t,this._dataBinary=r.binary,this.options={compression:r.compression,compressionOptions:r.compressionOptions};}var s=e("./stream/StreamHelper"),i=e("./stream/DataWorker"),a=e("./utf8"),o=e("./compressedObject"),h=e("./stream/GenericWorker");n.prototype={internalStream:function(e){var t=null,r="string";try{if(!e)throw new Error("No output type specified.");var n="string"===(r=e.toLowerCase())||"text"===r;"binarystring"!==r&&"text"!==r||(r="string"),t=this._decompressWorker();var i=!this._dataBinary;i&&!n&&(t=t.pipe(new a.Utf8EncodeWorker)),!i&&n&&(t=t.pipe(new a.Utf8DecodeWorker));}catch(e){(t=new h("error")).error(e);}return new s(t,r,"")},async:function(e,t){return this.internalStream(e).accumulate(t)},nodeStream:function(e,t){return this.internalStream(e||"nodebuffer").toNodejsStream(t)},_compressWorker:function(e,t){if(this._data instanceof o&&this._data.compression.magic===e.magic)return this._data.getCompressedWorker();var r=this._decompressWorker();return this._dataBinary||(r=r.pipe(new a.Utf8EncodeWorker)),o.createWorkerFrom(r,e,t)},_decompressWorker:function(){return this._data instanceof o?this._data.getContentWorker():this._data instanceof h?this._data:new i(this._data)}};for(var u=["asText","asBinary","asNodeBuffer","asUint8Array","asArrayBuffer"],l=function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},f=0;f<u.length;f++)n.prototype[u[f]]=l;t.exports=n;},{"./compressedObject":2,"./stream/DataWorker":27,"./stream/GenericWorker":28,"./stream/StreamHelper":29,"./utf8":31}],36:[function(e,l,t){(function(t){var r,n,e=t.MutationObserver||t.WebKitMutationObserver;if(e){var i=0,s=new e(u),a=t.document.createTextNode("");s.observe(a,{characterData:!0}),r=function(){a.data=i=++i%2;};}else if(t.setImmediate||void 0===t.MessageChannel)r="document"in t&&"onreadystatechange"in t.document.createElement("script")?function(){var e=t.document.createElement("script");e.onreadystatechange=function(){u(),e.onreadystatechange=null,e.parentNode.removeChild(e),e=null;},t.document.documentElement.appendChild(e);}:function(){setTimeout(u,0);};else {var o=new t.MessageChannel;o.port1.onmessage=u,r=function(){o.port2.postMessage(0);};}var h=[];function u(){var e,t;n=!0;for(var r=h.length;r;){for(t=h,h=[],e=-1;++e<r;)t[e]();r=h.length;}n=!1;}l.exports=function(e){1!==h.push(e)||n||r();};}).call(this,"undefined"!=typeof commonjsGlobal?commonjsGlobal:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{});},{}],37:[function(e,t,r){var i=e("immediate");function u(){}var l={},s=["REJECTED"],a=["FULFILLED"],n=["PENDING"];function o(e){if("function"!=typeof e)throw new TypeError("resolver must be a function");this.state=n,this.queue=[],this.outcome=void 0,e!==u&&d(this,e);}function h(e,t,r){this.promise=e,"function"==typeof t&&(this.onFulfilled=t,this.callFulfilled=this.otherCallFulfilled),"function"==typeof r&&(this.onRejected=r,this.callRejected=this.otherCallRejected);}function f(t,r,n){i(function(){var e;try{e=r(n);}catch(e){return l.reject(t,e)}e===t?l.reject(t,new TypeError("Cannot resolve promise with itself")):l.resolve(t,e);});}function c(e){var t=e&&e.then;if(e&&("object"==typeof e||"function"==typeof e)&&"function"==typeof t)return function(){t.apply(e,arguments);}}function d(t,e){var r=!1;function n(e){r||(r=!0,l.reject(t,e));}function i(e){r||(r=!0,l.resolve(t,e));}var s=p(function(){e(i,n);});"error"===s.status&&n(s.value);}function p(e,t){var r={};try{r.value=e(t),r.status="success";}catch(e){r.status="error",r.value=e;}return r}(t.exports=o).prototype.finally=function(t){if("function"!=typeof t)return this;var r=this.constructor;return this.then(function(e){return r.resolve(t()).then(function(){return e})},function(e){return r.resolve(t()).then(function(){throw e})})},o.prototype.catch=function(e){return this.then(null,e)},o.prototype.then=function(e,t){if("function"!=typeof e&&this.state===a||"function"!=typeof t&&this.state===s)return this;var r=new this.constructor(u);this.state!==n?f(r,this.state===a?e:t,this.outcome):this.queue.push(new h(r,e,t));return r},h.prototype.callFulfilled=function(e){l.resolve(this.promise,e);},h.prototype.otherCallFulfilled=function(e){f(this.promise,this.onFulfilled,e);},h.prototype.callRejected=function(e){l.reject(this.promise,e);},h.prototype.otherCallRejected=function(e){f(this.promise,this.onRejected,e);},l.resolve=function(e,t){var r=p(c,t);if("error"===r.status)return l.reject(e,r.value);var n=r.value;if(n)d(e,n);else {e.state=a,e.outcome=t;for(var i=-1,s=e.queue.length;++i<s;)e.queue[i].callFulfilled(t);}return e},l.reject=function(e,t){e.state=s,e.outcome=t;for(var r=-1,n=e.queue.length;++r<n;)e.queue[r].callRejected(t);return e},o.resolve=function(e){if(e instanceof this)return e;return l.resolve(new this(u),e)},o.reject=function(e){var t=new this(u);return l.reject(t,e)},o.all=function(e){var r=this;if("[object Array]"!==Object.prototype.toString.call(e))return this.reject(new TypeError("must be an array"));var n=e.length,i=!1;if(!n)return this.resolve([]);var s=new Array(n),a=0,t=-1,o=new this(u);for(;++t<n;)h(e[t],t);return o;function h(e,t){r.resolve(e).then(function(e){s[t]=e,++a!==n||i||(i=!0,l.resolve(o,s));},function(e){i||(i=!0,l.reject(o,e));});}},o.race=function(e){var t=this;if("[object Array]"!==Object.prototype.toString.call(e))return this.reject(new TypeError("must be an array"));var r=e.length,n=!1;if(!r)return this.resolve([]);var i=-1,s=new this(u);for(;++i<r;)a=e[i],t.resolve(a).then(function(e){n||(n=!0,l.resolve(s,e));},function(e){n||(n=!0,l.reject(s,e));});var a;return s};},{immediate:36}],38:[function(e,t,r){var n={};(0, e("./lib/utils/common").assign)(n,e("./lib/deflate"),e("./lib/inflate"),e("./lib/zlib/constants")),t.exports=n;},{"./lib/deflate":39,"./lib/inflate":40,"./lib/utils/common":41,"./lib/zlib/constants":44}],39:[function(e,t,r){var a=e("./zlib/deflate"),o=e("./utils/common"),h=e("./utils/strings"),i=e("./zlib/messages"),s=e("./zlib/zstream"),u=Object.prototype.toString,l=0,f=-1,c=0,d=8;function p(e){if(!(this instanceof p))return new p(e);this.options=o.assign({level:f,method:d,chunkSize:16384,windowBits:15,memLevel:8,strategy:c,to:""},e||{});var t=this.options;t.raw&&0<t.windowBits?t.windowBits=-t.windowBits:t.gzip&&0<t.windowBits&&t.windowBits<16&&(t.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new s,this.strm.avail_out=0;var r=a.deflateInit2(this.strm,t.level,t.method,t.windowBits,t.memLevel,t.strategy);if(r!==l)throw new Error(i[r]);if(t.header&&a.deflateSetHeader(this.strm,t.header),t.dictionary){var n;if(n="string"==typeof t.dictionary?h.string2buf(t.dictionary):"[object ArrayBuffer]"===u.call(t.dictionary)?new Uint8Array(t.dictionary):t.dictionary,(r=a.deflateSetDictionary(this.strm,n))!==l)throw new Error(i[r]);this._dict_set=!0;}}function n(e,t){var r=new p(t);if(r.push(e,!0),r.err)throw r.msg||i[r.err];return r.result}p.prototype.push=function(e,t){var r,n,i=this.strm,s=this.options.chunkSize;if(this.ended)return !1;n=t===~~t?t:!0===t?4:0,"string"==typeof e?i.input=h.string2buf(e):"[object ArrayBuffer]"===u.call(e)?i.input=new Uint8Array(e):i.input=e,i.next_in=0,i.avail_in=i.input.length;do{if(0===i.avail_out&&(i.output=new o.Buf8(s),i.next_out=0,i.avail_out=s),1!==(r=a.deflate(i,n))&&r!==l)return this.onEnd(r),!(this.ended=!0);0!==i.avail_out&&(0!==i.avail_in||4!==n&&2!==n)||("string"===this.options.to?this.onData(h.buf2binstring(o.shrinkBuf(i.output,i.next_out))):this.onData(o.shrinkBuf(i.output,i.next_out)));}while((0<i.avail_in||0===i.avail_out)&&1!==r);return 4===n?(r=a.deflateEnd(this.strm),this.onEnd(r),this.ended=!0,r===l):2!==n||(this.onEnd(l),!(i.avail_out=0))},p.prototype.onData=function(e){this.chunks.push(e);},p.prototype.onEnd=function(e){e===l&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=o.flattenChunks(this.chunks)),this.chunks=[],this.err=e,this.msg=this.strm.msg;},r.Deflate=p,r.deflate=n,r.deflateRaw=function(e,t){return (t=t||{}).raw=!0,n(e,t)},r.gzip=function(e,t){return (t=t||{}).gzip=!0,n(e,t)};},{"./utils/common":41,"./utils/strings":42,"./zlib/deflate":46,"./zlib/messages":51,"./zlib/zstream":53}],40:[function(e,t,r){var c=e("./zlib/inflate"),d=e("./utils/common"),p=e("./utils/strings"),m=e("./zlib/constants"),n=e("./zlib/messages"),i=e("./zlib/zstream"),s=e("./zlib/gzheader"),_=Object.prototype.toString;function a(e){if(!(this instanceof a))return new a(e);this.options=d.assign({chunkSize:16384,windowBits:0,to:""},e||{});var t=this.options;t.raw&&0<=t.windowBits&&t.windowBits<16&&(t.windowBits=-t.windowBits,0===t.windowBits&&(t.windowBits=-15)),!(0<=t.windowBits&&t.windowBits<16)||e&&e.windowBits||(t.windowBits+=32),15<t.windowBits&&t.windowBits<48&&0==(15&t.windowBits)&&(t.windowBits|=15),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new i,this.strm.avail_out=0;var r=c.inflateInit2(this.strm,t.windowBits);if(r!==m.Z_OK)throw new Error(n[r]);this.header=new s,c.inflateGetHeader(this.strm,this.header);}function o(e,t){var r=new a(t);if(r.push(e,!0),r.err)throw r.msg||n[r.err];return r.result}a.prototype.push=function(e,t){var r,n,i,s,a,o,h=this.strm,u=this.options.chunkSize,l=this.options.dictionary,f=!1;if(this.ended)return !1;n=t===~~t?t:!0===t?m.Z_FINISH:m.Z_NO_FLUSH,"string"==typeof e?h.input=p.binstring2buf(e):"[object ArrayBuffer]"===_.call(e)?h.input=new Uint8Array(e):h.input=e,h.next_in=0,h.avail_in=h.input.length;do{if(0===h.avail_out&&(h.output=new d.Buf8(u),h.next_out=0,h.avail_out=u),(r=c.inflate(h,m.Z_NO_FLUSH))===m.Z_NEED_DICT&&l&&(o="string"==typeof l?p.string2buf(l):"[object ArrayBuffer]"===_.call(l)?new Uint8Array(l):l,r=c.inflateSetDictionary(this.strm,o)),r===m.Z_BUF_ERROR&&!0===f&&(r=m.Z_OK,f=!1),r!==m.Z_STREAM_END&&r!==m.Z_OK)return 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a=v+(n.w_bits-8<<4)<<8;a|=(2<=n.strategy||n.level<2?0:n.level<6?1:6===n.level?2:3)<<6,0!==n.strstart&&(a|=32),a+=31-a%31,n.status=E,P(n,a),0!==n.strstart&&(P(n,e.adler>>>16),P(n,65535&e.adler)),e.adler=1;}if(69===n.status)if(n.gzhead.extra){for(i=n.pending;n.gzindex<(65535&n.gzhead.extra.length)&&(n.pending!==n.pending_buf_size||(n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),F(e),i=n.pending,n.pending!==n.pending_buf_size));)U(n,255&n.gzhead.extra[n.gzindex]),n.gzindex++;n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),n.gzindex===n.gzhead.extra.length&&(n.gzindex=0,n.status=73);}else n.status=73;if(73===n.status)if(n.gzhead.name){i=n.pending;do{if(n.pending===n.pending_buf_size&&(n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),F(e),i=n.pending,n.pending===n.pending_buf_size)){s=1;break}s=n.gzindex<n.gzhead.name.length?255&n.gzhead.name.charCodeAt(n.gzindex++):0,U(n,s);}while(0!==s);n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),0===s&&(n.gzindex=0,n.status=91);}else n.status=91;if(91===n.status)if(n.gzhead.comment){i=n.pending;do{if(n.pending===n.pending_buf_size&&(n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),F(e),i=n.pending,n.pending===n.pending_buf_size)){s=1;break}s=n.gzindex<n.gzhead.comment.length?255&n.gzhead.comment.charCodeAt(n.gzindex++):0,U(n,s);}while(0!==s);n.gzhead.hcrc&&n.pending>i&&(e.adler=p(e.adler,n.pending_buf,n.pending-i,i)),0===s&&(n.status=103);}else n.status=103;if(103===n.status&&(n.gzhead.hcrc?(n.pending+2>n.pending_buf_size&&F(e),n.pending+2<=n.pending_buf_size&&(U(n,255&e.adler),U(n,e.adler>>8&255),e.adler=0,n.status=E)):n.status=E),0!==n.pending){if(F(e),0===e.avail_out)return n.last_flush=-1,m}else if(0===e.avail_in&&T(t)<=T(r)&&t!==f)return R(e,-5);if(666===n.status&&0!==e.avail_in)return R(e,-5);if(0!==e.avail_in||0!==n.lookahead||t!==l&&666!==n.status){var o=2===n.strategy?function(e,t){for(var r;;){if(0===e.lookahead&&(j(e),0===e.lookahead)){if(t===l)return A;break}if(e.match_length=0,r=u._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,r&&(N(e,!1),0===e.strm.avail_out))return A}return e.insert=0,t===f?(N(e,!0),0===e.strm.avail_out?O:B):e.last_lit&&(N(e,!1),0===e.strm.avail_out)?A:I}(n,t):3===n.strategy?function(e,t){for(var r,n,i,s,a=e.window;;){if(e.lookahead<=S){if(j(e),e.lookahead<=S&&t===l)return A;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=x&&0<e.strstart&&(n=a[i=e.strstart-1])===a[++i]&&n===a[++i]&&n===a[++i]){s=e.strstart+S;do{}while(n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&n===a[++i]&&i<s);e.match_length=S-(s-i),e.match_length>e.lookahead&&(e.match_length=e.lookahead);}if(e.match_length>=x?(r=u._tr_tally(e,1,e.match_length-x),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(r=u._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),r&&(N(e,!1),0===e.strm.avail_out))return A}return e.insert=0,t===f?(N(e,!0),0===e.strm.avail_out?O:B):e.last_lit&&(N(e,!1),0===e.strm.avail_out)?A:I}(n,t):h[n.level].func(n,t);if(o!==O&&o!==B||(n.status=666),o===A||o===O)return 0===e.avail_out&&(n.last_flush=-1),m;if(o===I&&(1===t?u._tr_align(n):5!==t&&(u._tr_stored_block(n,0,0,!1),3===t&&(D(n.head),0===n.lookahead&&(n.strstart=0,n.block_start=0,n.insert=0))),F(e),0===e.avail_out))return n.last_flush=-1,m}return t!==f?m:n.wrap<=0?1:(2===n.wrap?(U(n,255&e.adler),U(n,e.adler>>8&255),U(n,e.adler>>16&255),U(n,e.adler>>24&255),U(n,255&e.total_in),U(n,e.total_in>>8&255),U(n,e.total_in>>16&255),U(n,e.total_in>>24&255)):(P(n,e.adler>>>16),P(n,65535&e.adler)),F(e),0<n.wrap&&(n.wrap=-n.wrap),0!==n.pending?m:1)},r.deflateEnd=function(e){var t;return e&&e.state?(t=e.state.status)!==C&&69!==t&&73!==t&&91!==t&&103!==t&&t!==E&&666!==t?R(e,_):(e.state=null,t===E?R(e,-3):m):_},r.deflateSetDictionary=function(e,t){var r,n,i,s,a,o,h,u,l=t.length;if(!e||!e.state)return _;if(2===(s=(r=e.state).wrap)||1===s&&r.status!==C||r.lookahead)return _;for(1===s&&(e.adler=d(e.adler,t,l,0)),r.wrap=0,l>=r.w_size&&(0===s&&(D(r.head),r.strstart=0,r.block_start=0,r.insert=0),u=new c.Buf8(r.w_size),c.arraySet(u,t,l-r.w_size,r.w_size,0),t=u,l=r.w_size),a=e.avail_in,o=e.next_in,h=e.input,e.avail_in=l,e.next_in=0,e.input=t,j(r);r.lookahead>=x;){for(n=r.strstart,i=r.lookahead-(x-1);r.ins_h=(r.ins_h<<r.hash_shift^r.window[n+x-1])&r.hash_mask,r.prev[n&r.w_mask]=r.head[r.ins_h],r.head[r.ins_h]=n,n++,--i;);r.strstart=n,r.lookahead=x-1,j(r);}return r.strstart+=r.lookahead,r.block_start=r.strstart,r.insert=r.lookahead,r.lookahead=0,r.match_length=r.prev_length=x-1,r.match_available=0,e.next_in=o,e.input=h,e.avail_in=a,r.wrap=s,m},r.deflateInfo="pako deflate (from Nodeca project)";},{"../utils/common":41,"./adler32":43,"./crc32":45,"./messages":51,"./trees":52}],47:[function(e,t,r){t.exports=function(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1;};},{}],48:[function(e,t,r){t.exports=function(e,t){var r,n,i,s,a,o,h,u,l,f,c,d,p,m,_,g,b,v,y,w,k,x,S,z,C;r=e.state,n=e.next_in,z=e.input,i=n+(e.avail_in-5),s=e.next_out,C=e.output,a=s-(t-e.avail_out),o=s+(e.avail_out-257),h=r.dmax,u=r.wsize,l=r.whave,f=r.wnext,c=r.window,d=r.hold,p=r.bits,m=r.lencode,_=r.distcode,g=(1<<r.lenbits)-1,b=(1<<r.distbits)-1;e:do{p<15&&(d+=z[n++]<<p,p+=8,d+=z[n++]<<p,p+=8),v=m[d&g];t:for(;;){if(d>>>=y=v>>>24,p-=y,0===(y=v>>>16&255))C[s++]=65535&v;else {if(!(16&y)){if(0==(64&y)){v=m[(65535&v)+(d&(1<<y)-1)];continue t}if(32&y){r.mode=12;break e}e.msg="invalid literal/length code",r.mode=30;break e}w=65535&v,(y&=15)&&(p<y&&(d+=z[n++]<<p,p+=8),w+=d&(1<<y)-1,d>>>=y,p-=y),p<15&&(d+=z[n++]<<p,p+=8,d+=z[n++]<<p,p+=8),v=_[d&b];r:for(;;){if(d>>>=y=v>>>24,p-=y,!(16&(y=v>>>16&255))){if(0==(64&y)){v=_[(65535&v)+(d&(1<<y)-1)];continue r}e.msg="invalid distance code",r.mode=30;break e}if(k=65535&v,p<(y&=15)&&(d+=z[n++]<<p,(p+=8)<y&&(d+=z[n++]<<p,p+=8)),h<(k+=d&(1<<y)-1)){e.msg="invalid distance too far back",r.mode=30;break 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e&&e.state?(n=e.state,t<0?(r=0,t=-t):(r=1+(t>>4),t<48&&(t&=15)),t&&(t<8||15<t)?U:(null!==n.window&&n.wbits!==t&&(n.window=null),n.wrap=r,n.wbits=t,o(e))):U}function u(e,t){var r,n;return e?(n=new s,(e.state=n).window=null,(r=h(e,t))!==N&&(e.state=null),r):U}var l,f,c=!0;function j(e){if(c){var t;for(l=new I.Buf32(512),f=new I.Buf32(32),t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(T(D,e.lens,0,288,l,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;T(F,e.lens,0,32,f,0,e.work,{bits:5}),c=!1;}e.lencode=l,e.lenbits=9,e.distcode=f,e.distbits=5;}function Z(e,t,r,n){var i,s=e.state;return null===s.window&&(s.wsize=1<<s.wbits,s.wnext=0,s.whave=0,s.window=new I.Buf8(s.wsize)),n>=s.wsize?(I.arraySet(s.window,t,r-s.wsize,s.wsize,0),s.wnext=0,s.whave=s.wsize):(n<(i=s.wsize-s.wnext)&&(i=n),I.arraySet(s.window,t,r-n,i,s.wnext),(n-=i)?(I.arraySet(s.window,t,r-n,n,0),s.wnext=n,s.whave=s.wsize):(s.wnext+=i,s.wnext===s.wsize&&(s.wnext=0),s.whave<s.wsize&&(s.whave+=i))),0}r.inflateReset=o,r.inflateReset2=h,r.inflateResetKeep=a,r.inflateInit=function(e){return u(e,15)},r.inflateInit2=u,r.inflate=function(e,t){var r,n,i,s,a,o,h,u,l,f,c,d,p,m,_,g,b,v,y,w,k,x,S,z,C=0,E=new I.Buf8(4),A=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15];if(!e||!e.state||!e.output||!e.input&&0!==e.avail_in)return U;12===(r=e.state).mode&&(r.mode=13),a=e.next_out,i=e.output,h=e.avail_out,s=e.next_in,n=e.input,o=e.avail_in,u=r.hold,l=r.bits,f=o,c=h,x=N;e:for(;;)switch(r.mode){case P:if(0===r.wrap){r.mode=13;break}for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(2&r.wrap&&35615===u){E[r.check=0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0),l=u=0,r.mode=2;break}if(r.flags=0,r.head&&(r.head.done=!1),!(1&r.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",r.mode=30;break}if(8!=(15&u)){e.msg="unknown compression method",r.mode=30;break}if(l-=4,k=8+(15&(u>>>=4)),0===r.wbits)r.wbits=k;else if(k>r.wbits){e.msg="invalid window size",r.mode=30;break}r.dmax=1<<k,e.adler=r.check=1,r.mode=512&u?10:12,l=u=0;break;case 2:for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(r.flags=u,8!=(255&r.flags)){e.msg="unknown compression method",r.mode=30;break}if(57344&r.flags){e.msg="unknown header flags set",r.mode=30;break}r.head&&(r.head.text=u>>8&1),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0)),l=u=0,r.mode=3;case 3:for(;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.head&&(r.head.time=u),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,E[2]=u>>>16&255,E[3]=u>>>24&255,r.check=B(r.check,E,4,0)),l=u=0,r.mode=4;case 4:for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.head&&(r.head.xflags=255&u,r.head.os=u>>8),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0)),l=u=0,r.mode=5;case 5:if(1024&r.flags){for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.length=u,r.head&&(r.head.extra_len=u),512&r.flags&&(E[0]=255&u,E[1]=u>>>8&255,r.check=B(r.check,E,2,0)),l=u=0;}else r.head&&(r.head.extra=null);r.mode=6;case 6:if(1024&r.flags&&(o<(d=r.length)&&(d=o),d&&(r.head&&(k=r.head.extra_len-r.length,r.head.extra||(r.head.extra=new Array(r.head.extra_len)),I.arraySet(r.head.extra,n,s,d,k)),512&r.flags&&(r.check=B(r.check,n,d,s)),o-=d,s+=d,r.length-=d),r.length))break e;r.length=0,r.mode=7;case 7:if(2048&r.flags){if(0===o)break e;for(d=0;k=n[s+d++],r.head&&k&&r.length<65536&&(r.head.name+=String.fromCharCode(k)),k&&d<o;);if(512&r.flags&&(r.check=B(r.check,n,d,s)),o-=d,s+=d,k)break e}else r.head&&(r.head.name=null);r.length=0,r.mode=8;case 8:if(4096&r.flags){if(0===o)break e;for(d=0;k=n[s+d++],r.head&&k&&r.length<65536&&(r.head.comment+=String.fromCharCode(k)),k&&d<o;);if(512&r.flags&&(r.check=B(r.check,n,d,s)),o-=d,s+=d,k)break e}else r.head&&(r.head.comment=null);r.mode=9;case 9:if(512&r.flags){for(;l<16;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(u!==(65535&r.check)){e.msg="header crc mismatch",r.mode=30;break}l=u=0;}r.head&&(r.head.hcrc=r.flags>>9&1,r.head.done=!0),e.adler=r.check=0,r.mode=12;break;case 10:for(;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}e.adler=r.check=L(u),l=u=0,r.mode=11;case 11:if(0===r.havedict)return e.next_out=a,e.avail_out=h,e.next_in=s,e.avail_in=o,r.hold=u,r.bits=l,2;e.adler=r.check=1,r.mode=12;case 12:if(5===t||6===t)break e;case 13:if(r.last){u>>>=7&l,l-=7&l,r.mode=27;break}for(;l<3;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}switch(r.last=1&u,l-=1,3&(u>>>=1)){case 0:r.mode=14;break;case 1:if(j(r),r.mode=20,6!==t)break;u>>>=2,l-=2;break e;case 2:r.mode=17;break;case 3:e.msg="invalid block type",r.mode=30;}u>>>=2,l-=2;break;case 14:for(u>>>=7&l,l-=7&l;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",r.mode=30;break}if(r.length=65535&u,l=u=0,r.mode=15,6===t)break e;case 15:r.mode=16;case 16:if(d=r.length){if(o<d&&(d=o),h<d&&(d=h),0===d)break e;I.arraySet(i,n,s,d,a),o-=d,s+=d,h-=d,a+=d,r.length-=d;break}r.mode=12;break;case 17:for(;l<14;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(r.nlen=257+(31&u),u>>>=5,l-=5,r.ndist=1+(31&u),u>>>=5,l-=5,r.ncode=4+(15&u),u>>>=4,l-=4,286<r.nlen||30<r.ndist){e.msg="too many length or distance symbols",r.mode=30;break}r.have=0,r.mode=18;case 18:for(;r.have<r.ncode;){for(;l<3;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.lens[A[r.have++]]=7&u,u>>>=3,l-=3;}for(;r.have<19;)r.lens[A[r.have++]]=0;if(r.lencode=r.lendyn,r.lenbits=7,S={bits:r.lenbits},x=T(0,r.lens,0,19,r.lencode,0,r.work,S),r.lenbits=S.bits,x){e.msg="invalid code lengths set",r.mode=30;break}r.have=0,r.mode=19;case 19:for(;r.have<r.nlen+r.ndist;){for(;g=(C=r.lencode[u&(1<<r.lenbits)-1])>>>16&255,b=65535&C,!((_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(b<16)u>>>=_,l-=_,r.lens[r.have++]=b;else {if(16===b){for(z=_+2;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(u>>>=_,l-=_,0===r.have){e.msg="invalid bit length repeat",r.mode=30;break}k=r.lens[r.have-1],d=3+(3&u),u>>>=2,l-=2;}else if(17===b){for(z=_+3;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}l-=_,k=0,d=3+(7&(u>>>=_)),u>>>=3,l-=3;}else {for(z=_+7;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}l-=_,k=0,d=11+(127&(u>>>=_)),u>>>=7,l-=7;}if(r.have+d>r.nlen+r.ndist){e.msg="invalid bit length repeat",r.mode=30;break}for(;d--;)r.lens[r.have++]=k;}}if(30===r.mode)break;if(0===r.lens[256]){e.msg="invalid code -- missing end-of-block",r.mode=30;break}if(r.lenbits=9,S={bits:r.lenbits},x=T(D,r.lens,0,r.nlen,r.lencode,0,r.work,S),r.lenbits=S.bits,x){e.msg="invalid literal/lengths set",r.mode=30;break}if(r.distbits=6,r.distcode=r.distdyn,S={bits:r.distbits},x=T(F,r.lens,r.nlen,r.ndist,r.distcode,0,r.work,S),r.distbits=S.bits,x){e.msg="invalid distances set",r.mode=30;break}if(r.mode=20,6===t)break e;case 20:r.mode=21;case 21:if(6<=o&&258<=h){e.next_out=a,e.avail_out=h,e.next_in=s,e.avail_in=o,r.hold=u,r.bits=l,R(e,c),a=e.next_out,i=e.output,h=e.avail_out,s=e.next_in,n=e.input,o=e.avail_in,u=r.hold,l=r.bits,12===r.mode&&(r.back=-1);break}for(r.back=0;g=(C=r.lencode[u&(1<<r.lenbits)-1])>>>16&255,b=65535&C,!((_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(g&&0==(240&g)){for(v=_,y=g,w=b;g=(C=r.lencode[w+((u&(1<<v+y)-1)>>v)])>>>16&255,b=65535&C,!(v+(_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}u>>>=v,l-=v,r.back+=v;}if(u>>>=_,l-=_,r.back+=_,r.length=b,0===g){r.mode=26;break}if(32&g){r.back=-1,r.mode=12;break}if(64&g){e.msg="invalid literal/length code",r.mode=30;break}r.extra=15&g,r.mode=22;case 22:if(r.extra){for(z=r.extra;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.length+=u&(1<<r.extra)-1,u>>>=r.extra,l-=r.extra,r.back+=r.extra;}r.was=r.length,r.mode=23;case 23:for(;g=(C=r.distcode[u&(1<<r.distbits)-1])>>>16&255,b=65535&C,!((_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(0==(240&g)){for(v=_,y=g,w=b;g=(C=r.distcode[w+((u&(1<<v+y)-1)>>v)])>>>16&255,b=65535&C,!(v+(_=C>>>24)<=l);){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}u>>>=v,l-=v,r.back+=v;}if(u>>>=_,l-=_,r.back+=_,64&g){e.msg="invalid distance code",r.mode=30;break}r.offset=b,r.extra=15&g,r.mode=24;case 24:if(r.extra){for(z=r.extra;l<z;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}r.offset+=u&(1<<r.extra)-1,u>>>=r.extra,l-=r.extra,r.back+=r.extra;}if(r.offset>r.dmax){e.msg="invalid distance too far back",r.mode=30;break}r.mode=25;case 25:if(0===h)break e;if(d=c-h,r.offset>d){if((d=r.offset-d)>r.whave&&r.sane){e.msg="invalid distance too far back",r.mode=30;break}p=d>r.wnext?(d-=r.wnext,r.wsize-d):r.wnext-d,d>r.length&&(d=r.length),m=r.window;}else m=i,p=a-r.offset,d=r.length;for(h<d&&(d=h),h-=d,r.length-=d;i[a++]=m[p++],--d;);0===r.length&&(r.mode=21);break;case 26:if(0===h)break e;i[a++]=r.length,h--,r.mode=21;break;case 27:if(r.wrap){for(;l<32;){if(0===o)break e;o--,u|=n[s++]<<l,l+=8;}if(c-=h,e.total_out+=c,r.total+=c,c&&(e.adler=r.check=r.flags?B(r.check,i,c,a-c):O(r.check,i,c,a-c)),c=h,(r.flags?u:L(u))!==r.check){e.msg="incorrect data check",r.mode=30;break}l=u=0;}r.mode=28;case 28:if(r.wrap&&r.flags){for(;l<32;){if(0===o)break e;o--,u+=n[s++]<<l,l+=8;}if(u!==(4294967295&r.total)){e.msg="incorrect length check",r.mode=30;break}l=u=0;}r.mode=29;case 29:x=1;break e;case 30:x=-3;break e;case 31:return -4;case 32:default:return U}return e.next_out=a,e.avail_out=h,e.next_in=s,e.avail_in=o,r.hold=u,r.bits=l,(r.wsize||c!==e.avail_out&&r.mode<30&&(r.mode<27||4!==t))&&Z(e,e.output,e.next_out,c-e.avail_out)?(r.mode=31,-4):(f-=e.avail_in,c-=e.avail_out,e.total_in+=f,e.total_out+=c,r.total+=c,r.wrap&&c&&(e.adler=r.check=r.flags?B(r.check,i,c,e.next_out-c):O(r.check,i,c,e.next_out-c)),e.data_type=r.bits+(r.last?64:0)+(12===r.mode?128:0)+(20===r.mode||15===r.mode?256:0),(0==f&&0===c||4===t)&&x===N&&(x=-5),x)},r.inflateEnd=function(e){if(!e||!e.state)return U;var t=e.state;return t.window&&(t.window=null),e.state=null,N},r.inflateGetHeader=function(e,t){var r;return e&&e.state?0==(2&(r=e.state).wrap)?U:((r.head=t).done=!1,N):U},r.inflateSetDictionary=function(e,t){var r,n=t.length;return e&&e.state?0!==(r=e.state).wrap&&11!==r.mode?U:11===r.mode&&O(1,t,n,0)!==r.check?-3:Z(e,t,n,n)?(r.mode=31,-4):(r.havedict=1,N):U},r.inflateInfo="pako inflate (from Nodeca project)";},{"../utils/common":41,"./adler32":43,"./crc32":45,"./inffast":48,"./inftrees":50}],50:[function(e,t,r){var D=e("../utils/common"),F=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],N=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],U=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],P=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];t.exports=function(e,t,r,n,i,s,a,o){var h,u,l,f,c,d,p,m,_,g=o.bits,b=0,v=0,y=0,w=0,k=0,x=0,S=0,z=0,C=0,E=0,A=null,I=0,O=new D.Buf16(16),B=new D.Buf16(16),R=null,T=0;for(b=0;b<=15;b++)O[b]=0;for(v=0;v<n;v++)O[t[r+v]]++;for(k=g,w=15;1<=w&&0===O[w];w--);if(w<k&&(k=w),0===w)return i[s++]=20971520,i[s++]=20971520,o.bits=1,0;for(y=1;y<w&&0===O[y];y++);for(k<y&&(k=y),b=z=1;b<=15;b++)if(z<<=1,(z-=O[b])<0)return -1;if(0<z&&(0===e||1!==w))return -1;for(B[1]=0,b=1;b<15;b++)B[b+1]=B[b]+O[b];for(v=0;v<n;v++)0!==t[r+v]&&(a[B[t[r+v]]++]=v);if(d=0===e?(A=R=a,19):1===e?(A=F,I-=257,R=N,T-=257,256):(A=U,R=P,-1),b=y,c=s,S=v=E=0,l=-1,f=(C=1<<(x=k))-1,1===e&&852<C||2===e&&592<C)return 1;for(;;){for(p=b-S,_=a[v]<d?(m=0,a[v]):a[v]>d?(m=R[T+a[v]],A[I+a[v]]):(m=96,0),h=1<<b-S,y=u=1<<x;i[c+(E>>S)+(u-=h)]=p<<24|m<<16|_|0,0!==u;);for(h=1<<b-1;E&h;)h>>=1;if(0!==h?(E&=h-1,E+=h):E=0,v++,0==--O[b]){if(b===w)break;b=t[r+a[v]];}if(k<b&&(E&f)!==l){for(0===S&&(S=k),c+=y,z=1<<(x=b-S);x+S<w&&!((z-=O[x+S])<=0);)x++,z<<=1;if(C+=1<<x,1===e&&852<C||2===e&&592<C)return 1;i[l=E&f]=k<<24|x<<16|c-s|0;}}return 0!==E&&(i[c+E]=b-S<<24|64<<16|0),o.bits=k,0};},{"../utils/common":41}],51:[function(e,t,r){t.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"};},{}],52:[function(e,t,r){var i=e("../utils/common"),o=0,h=1;function n(e){for(var t=e.length;0<=--t;)e[t]=0;}var s=0,a=29,u=256,l=u+1+a,f=30,c=19,_=2*l+1,g=15,d=16,p=7,m=256,b=16,v=17,y=18,w=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0],k=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13],x=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7],S=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],z=new Array(2*(l+2));n(z);var C=new Array(2*f);n(C);var E=new Array(512);n(E);var A=new Array(256);n(A);var I=new Array(a);n(I);var O,B,R,T=new Array(f);function D(e,t,r,n,i){this.static_tree=e,this.extra_bits=t,this.extra_base=r,this.elems=n,this.max_length=i,this.has_stree=e&&e.length;}function F(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t;}function N(e){return e<256?E[e]:E[256+(e>>>7)]}function U(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255;}function P(e,t,r){e.bi_valid>d-r?(e.bi_buf|=t<<e.bi_valid&65535,U(e,e.bi_buf),e.bi_buf=t>>d-e.bi_valid,e.bi_valid+=r-d):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=r);}function L(e,t,r){P(e,r[2*t],r[2*t+1]);}function j(e,t){for(var r=0;r|=1&e,e>>>=1,r<<=1,0<--t;);return r>>>1}function Z(e,t,r){var n,i,s=new Array(g+1),a=0;for(n=1;n<=g;n++)s[n]=a=a+r[n-1]<<1;for(i=0;i<=t;i++){var o=e[2*i+1];0!==o&&(e[2*i]=j(s[o]++,o));}}function W(e){var t;for(t=0;t<l;t++)e.dyn_ltree[2*t]=0;for(t=0;t<f;t++)e.dyn_dtree[2*t]=0;for(t=0;t<c;t++)e.bl_tree[2*t]=0;e.dyn_ltree[2*m]=1,e.opt_len=e.static_len=0,e.last_lit=e.matches=0;}function M(e){8<e.bi_valid?U(e,e.bi_buf):0<e.bi_valid&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0;}function H(e,t,r,n){var i=2*t,s=2*r;return e[i]<e[s]||e[i]===e[s]&&n[t]<=n[r]}function G(e,t,r){for(var n=e.heap[r],i=r<<1;i<=e.heap_len&&(i<e.heap_len&&H(t,e.heap[i+1],e.heap[i],e.depth)&&i++,!H(t,n,e.heap[i],e.depth));)e.heap[r]=e.heap[i],r=i,i<<=1;e.heap[r]=n;}function K(e,t,r){var n,i,s,a,o=0;if(0!==e.last_lit)for(;n=e.pending_buf[e.d_buf+2*o]<<8|e.pending_buf[e.d_buf+2*o+1],i=e.pending_buf[e.l_buf+o],o++,0===n?L(e,i,t):(L(e,(s=A[i])+u+1,t),0!==(a=w[s])&&P(e,i-=I[s],a),L(e,s=N(--n),r),0!==(a=k[s])&&P(e,n-=T[s],a)),o<e.last_lit;);L(e,m,t);}function Y(e,t){var r,n,i,s=t.dyn_tree,a=t.stat_desc.static_tree,o=t.stat_desc.has_stree,h=t.stat_desc.elems,u=-1;for(e.heap_len=0,e.heap_max=_,r=0;r<h;r++)0!==s[2*r]?(e.heap[++e.heap_len]=u=r,e.depth[r]=0):s[2*r+1]=0;for(;e.heap_len<2;)s[2*(i=e.heap[++e.heap_len]=u<2?++u:0)]=1,e.depth[i]=0,e.opt_len--,o&&(e.static_len-=a[2*i+1]);for(t.max_code=u,r=e.heap_len>>1;1<=r;r--)G(e,s,r);for(i=h;r=e.heap[1],e.heap[1]=e.heap[e.heap_len--],G(e,s,1),n=e.heap[1],e.heap[--e.heap_max]=r,e.heap[--e.heap_max]=n,s[2*i]=s[2*r]+s[2*n],e.depth[i]=(e.depth[r]>=e.depth[n]?e.depth[r]:e.depth[n])+1,s[2*r+1]=s[2*n+1]=i,e.heap[1]=i++,G(e,s,1),2<=e.heap_len;);e.heap[--e.heap_max]=e.heap[1],function(e,t){var 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V(e,t,r){var n,i,s=-1,a=t[1],o=0,h=7,u=4;for(0===a&&(h=138,u=3),n=0;n<=r;n++)if(i=a,a=t[2*(n+1)+1],!(++o<h&&i===a)){if(o<u)for(;L(e,i,e.bl_tree),0!=--o;);else 0!==i?(i!==s&&(L(e,i,e.bl_tree),o--),L(e,b,e.bl_tree),P(e,o-3,2)):o<=10?(L(e,v,e.bl_tree),P(e,o-3,3)):(L(e,y,e.bl_tree),P(e,o-11,7));s=i,u=(o=0)===a?(h=138,3):i===a?(h=6,3):(h=7,4);}}n(T);var q=!1;function J(e,t,r,n){P(e,(s<<1)+(n?1:0),3),function(e,t,r,n){M(e),n&&(U(e,r),U(e,~r)),i.arraySet(e.pending_buf,e.window,t,r,e.pending),e.pending+=r;}(e,t,r,!0);}r._tr_init=function(e){q||(function(){var e,t,r,n,i,s=new Array(g+1);for(n=r=0;n<a-1;n++)for(I[n]=r,e=0;e<1<<w[n];e++)A[r++]=n;for(A[r-1]=n,n=i=0;n<16;n++)for(T[n]=i,e=0;e<1<<k[n];e++)E[i++]=n;for(i>>=7;n<f;n++)for(T[n]=i<<7,e=0;e<1<<k[n]-7;e++)E[256+i++]=n;for(t=0;t<=g;t++)s[t]=0;for(e=0;e<=143;)z[2*e+1]=8,e++,s[8]++;for(;e<=255;)z[2*e+1]=9,e++,s[9]++;for(;e<=279;)z[2*e+1]=7,e++,s[7]++;for(;e<=287;)z[2*e+1]=8,e++,s[8]++;for(Z(z,l+1,s),e=0;e<f;e++)C[2*e+1]=5,C[2*e]=j(e,5);O=new D(z,w,u+1,l,g),B=new D(C,k,0,f,g),R=new D(new Array(0),x,0,c,p);}(),q=!0),e.l_desc=new F(e.dyn_ltree,O),e.d_desc=new F(e.dyn_dtree,B),e.bl_desc=new F(e.bl_tree,R),e.bi_buf=0,e.bi_valid=0,W(e);},r._tr_stored_block=J,r._tr_flush_block=function(e,t,r,n){var i,s,a=0;0<e.level?(2===e.strm.data_type&&(e.strm.data_type=function(e){var t,r=4093624447;for(t=0;t<=31;t++,r>>>=1)if(1&r&&0!==e.dyn_ltree[2*t])return o;if(0!==e.dyn_ltree[18]||0!==e.dyn_ltree[20]||0!==e.dyn_ltree[26])return h;for(t=32;t<u;t++)if(0!==e.dyn_ltree[2*t])return h;return o}(e)),Y(e,e.l_desc),Y(e,e.d_desc),a=function(e){var t;for(X(e,e.dyn_ltree,e.l_desc.max_code),X(e,e.dyn_dtree,e.d_desc.max_code),Y(e,e.bl_desc),t=c-1;3<=t&&0===e.bl_tree[2*S[t]+1];t--);return e.opt_len+=3*(t+1)+5+5+4,t}(e),i=e.opt_len+3+7>>>3,(s=e.static_len+3+7>>>3)<=i&&(i=s)):i=s=r+5,r+4<=i&&-1!==t?J(e,t,r,n):4===e.strategy||s===i?(P(e,2+(n?1:0),3),K(e,z,C)):(P(e,4+(n?1:0),3),function(e,t,r,n){var i;for(P(e,t-257,5),P(e,r-1,5),P(e,n-4,4),i=0;i<n;i++)P(e,e.bl_tree[2*S[i]+1],3);V(e,e.dyn_ltree,t-1),V(e,e.dyn_dtree,r-1);}(e,e.l_desc.max_code+1,e.d_desc.max_code+1,a+1),K(e,e.dyn_ltree,e.dyn_dtree)),W(e),n&&M(e);},r._tr_tally=function(e,t,r){return e.pending_buf[e.d_buf+2*e.last_lit]=t>>>8&255,e.pending_buf[e.d_buf+2*e.last_lit+1]=255&t,e.pending_buf[e.l_buf+e.last_lit]=255&r,e.last_lit++,0===t?e.dyn_ltree[2*r]++:(e.matches++,t--,e.dyn_ltree[2*(A[r]+u+1)]++,e.dyn_dtree[2*N(t)]++),e.last_lit===e.lit_bufsize-1},r._tr_align=function(e){P(e,2,3),L(e,m,z),function(e){16===e.bi_valid?(U(e,e.bi_buf),e.bi_buf=0,e.bi_valid=0):8<=e.bi_valid&&(e.pending_buf[e.pending++]=255&e.bi_buf,e.bi_buf>>=8,e.bi_valid-=8);}(e);};},{"../utils/common":41}],53:[function(e,t,r){t.exports=function(){this.input=null,this.next_in=0,this.avail_in=0,this.total_in=0,this.output=null,this.next_out=0,this.avail_out=0,this.total_out=0,this.msg="",this.state=null,this.data_type=2,this.adler=0;};},{}],54:[function(e,t,r){(function(e){!function(r,n){if(!r.setImmediate){var i,s,t,a,o=1,h={},u=!1,l=r.document,e=Object.getPrototypeOf&&Object.getPrototypeOf(r);e=e&&e.setTimeout?e:r,i="[object 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h[o]=n,i(o),o++},e.clearImmediate=f;}function f(e){delete h[e];}function c(e){if(u)setTimeout(c,0,e);else {var t=h[e];if(t){u=!0;try{!function(e){var t=e.callback,r=e.args;switch(r.length){case 0:t();break;case 1:t(r[0]);break;case 2:t(r[0],r[1]);break;case 3:t(r[0],r[1],r[2]);break;default:t.apply(n,r);}}(t);}finally{f(e),u=!1;}}}}function d(e){e.source===r&&"string"==typeof e.data&&0===e.data.indexOf(a)&&c(+e.data.slice(a.length));}}("undefined"==typeof self?void 0===e?this:e:self);}).call(this,"undefined"!=typeof commonjsGlobal?commonjsGlobal:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{});},{}]},{},[10])(10)}); 
-  } (jszip_min));
-
-  var jszip_minExports = jszip_min.exports;
-  var JSZip = /*@__PURE__*/getDefaultExportFromCjs(jszip_minExports);
-
-  var unzip = async (buffer) => {
-    const zip = new JSZip();
-    await zip.loadAsync(buffer);
-    const files = zip.file(/.+/);
-    const out = {};
-    await Promise.all(files.map(async (a) => {
-      let result;
-      if (a.name.slice(-3).toLowerCase() === 'shp' || a.name.slice(-3).toLowerCase() === 'dbf') {
-        result = await a.async('nodebuffer');
-      } else {
-        result = await a.async('text');
-      }
-      out[a.name] = result;
-    }));
-    return out;
-  };
-
-  const URL$1 = globalThis.URL;
-
-  var combine$1 = (base, type) => {
-    if (!type) {
-      return base;
-    }
-    const url = new URL$1(base);
-    url.pathname = `${url.pathname}.${type}`;
-    return url.href;
-  };
-
-  function binaryAjax$1(_url, type) {
-    return new Promise(function (resolve, reject) {
-      const url = combine$1(_url, type);
-      const ajax = new XMLHttpRequest();
-      ajax.open('GET', url, true);
-      if (type !== 'prj' && type !== 'cpg') {
-        ajax.responseType = 'arraybuffer';
-      }
-      ajax.addEventListener('load', function () {
-        if (ajax.status > 399) {
-          if (type === 'prj' || type === 'cpg') {
-            return resolve(false);
-          } else {
-            return reject(new Error(ajax.status));
-          }
-        }
-        if (type !== 'prj' && type !== 'cpg') {
-          return resolve(Buffer.from(ajax.response));
-        } else {
-          return resolve(ajax.response);
-        }
-      }, false);
-      ajax.send();
-    });
-  }
-
-  async function binaryAjax(_url, type) {
-    if (!globalThis.fetch) {
-      return binaryAjax$1(_url, type);
-    }
-    const url = combine$1(_url, type);
-    const isOptionalTxt = type === 'prj' || type === 'cpg';
-    try {
-      const resp = await fetch(url);
-      if (resp.status > 399) {
-        throw new Error(resp.statusText);
-      }
-      if (isOptionalTxt) {
-        return resp.text();
-      }
-      const parsed = await resp.arrayBuffer();
-      return Buffer.from(parsed);
-    } catch (e) {
-      console.log('ERROR', e, type);
-      if (isOptionalTxt || type === 'dbf') {
-        return false;
-      }
-      throw e;
-    }
-  }
-
-  function isClockWise(array) {
-    let sum = 0;
-    let i = 1;
-    const len = array.length;
-    let prev, cur;
-    const bbox = [array[0][0], array[0][1], array[0][0], array[0][1]];
-    while (i < len) {
-      prev = cur || array[0];
-      cur = array[i];
-      sum += ((cur[0] - prev[0]) * (cur[1] + prev[1]));
-      i++;
-      if (cur[0] < bbox[0]) {
-        bbox[0] = cur[0];
-      }
-      if (cur[1] < bbox[1]) {
-        bbox[1] = cur[1];
-      }
-      if (cur[0] > bbox[2]) {
-        bbox[2] = cur[0];
-      }
-      if (cur[1] > bbox[3]) {
-        bbox[3] = cur[1];
-      }
-    }
-    return {
-      ring: array,
-      clockWise: sum > 0,
-      bbox,
-      children: []
-    }
-
-  }
-
-  function contains(outer, inner) {
-    if (outer.bbox[0] > inner.bbox[0]) {
-      return false;
-    }
-    if (outer.bbox[1] > inner.bbox[1]) {
-      return false;
-    }
-    if (outer.bbox[2] < inner.bbox[2]) {
-      return false;
-    }
-    if (outer.bbox[3] < inner.bbox[3]) {
-      return false;
-    }
-    return true;
-  }
-
-  function handleRings(rings) {
-    const outers = [];
-    const inners = [];
-    for (const ring of rings) {
-      const proccessed = isClockWise(ring);
-      if (proccessed.clockWise) {
-        outers.push(proccessed);
-      } else {
-        inners.push(proccessed);
-      }
-    }
-    // this is an optimization, 
-    // but it would also put in weird bad rings that would otherwise get left out
-    // if (outers.length === 1) {
-    //   const out = [outers[0].ring]
-    //   for (const inner of inners) {
-    //     out.push(inner.ring);
-
-    //   }
-    //   return [out];
-    // }
-    for (const inner of inners) {
-      for (const outer of outers) {
-        if (contains(outer, inner)) {
-          outer.children.push(inner.ring);
-          break;
-        }
-      }
-    }
-    const out = [];
-    for (const outer of outers) {
-      out.push([outer.ring].concat(outer.children));
-    }
-    return out;
-  }
-  ParseShp.prototype.parsePoint = function (data) {
-    return {
-      type: 'Point',
-      coordinates: this.parseCoord(data, 0)
-    };
+  ParseShp.prototype.parsePoint = function (data) {
+    return {
+      type: 'Point',
+      coordinates: this.parseCoord(data, 0)
+    };
   };
   ParseShp.prototype.parseZPoint = function (data) {
     const pointXY = this.parsePoint(data);
-    pointXY.coordinates.push(data.readDoubleLE(16));
+    pointXY.coordinates.push(data.getFloat64(16, true));
     return pointXY;
   };
   ParseShp.prototype.parsePointArray = function (data, offset, num) {
@@ -9793,7 +7529,7 @@
   ParseShp.prototype.parseZPointArray = function (data, zOffset, num, coordinates) {
     let i = 0;
     while (i < num) {
-      coordinates[i].push(data.readDoubleLE(zOffset));
+      coordinates[i].push(data.getFloat64(zOffset, true));
       i++;
       zOffset += 8;
     }
@@ -9811,7 +7547,7 @@
       if (done === num) {
         nextNum = tot;
       } else {
-        nextNum = data.readInt32LE(partOffset);
+        nextNum = data.getInt32(partOffset, true);
       }
       pointNumber = nextNum - curNum;
       if (!pointNumber) {
@@ -9833,7 +7569,7 @@
   };
   ParseShp.prototype.parseMultiPoint = function (data) {
     const out = {};
-    const num = data.readInt32LE(32, true);
+    const num = data.getInt32(32, true);
     if (!num) {
       return null;
     }
@@ -9862,7 +7598,7 @@
     }
     let num;
     if (geoJson.type === 'Point') {
-      geoJson.coordinates.push(data.readDoubleLE(72));
+      geoJson.coordinates.push(data.getFloat64(72, true));
       return geoJson;
     } else {
       num = geoJson.coordinates.length;
@@ -9873,7 +7609,7 @@
   };
   ParseShp.prototype.parsePolyline = function (data) {
     const out = {};
-    const numParts = data.readInt32LE(32);
+    const numParts = data.getInt32(32, true);
     if (!numParts) {
       return null;
     }
@@ -9885,7 +7621,7 @@
       maxs[0],
       maxs[1]
     ];
-    const num = data.readInt32LE(36);
+    const num = data.getInt32(36, true);
     let offset, partOffset;
     if (numParts === 1) {
       out.type = 'LineString';
@@ -9959,12 +7695,12 @@
   function makeParseCoord(trans) {
     if (trans) {
       return function (data, offset) {
-        const args = [data.readDoubleLE(offset), data.readDoubleLE(offset + 8)];
+        const args = [data.getFloat64(offset, true), data.getFloat64(offset + 8, true)];
         return trans.inverse(args);
       };
     } else {
       return function (data, offset) {
-        return [data.readDoubleLE(offset), data.readDoubleLE(offset + 8)];
+        return [data.getFloat64(offset, true), data.getFloat64(offset + 8, true)];
       };
     }
   }
@@ -9984,7 +7720,7 @@
       num -= 20;
     }
     if (!(num in shpFuncObj)) {
-      throw new Error('I don\'t know that shp type');
+      throw new Error(`I don't know shp type "${num}"`);
     }
     this.parseFunc = this[shpFuncObj[num]];
     this.parseCoord = makeParseCoord(tran);
@@ -9993,27 +7729,26 @@
     return this.parseHeader().shpCode;
   };
   ParseShp.prototype.parseHeader = function () {
-    const view = this.buffer.subarray(0, 100);
+    const view = this.buffer;
     return {
-      length: view.readInt32BE(6 << 2) << 1,
-      version: view.readInt32LE(7 << 2),
-      shpCode: view.readInt32LE(8 << 2),
+      length: view.getInt32(6 << 2) << 1,
+      version: view.getInt32(7 << 2, true),
+      shpCode: view.getInt32(8 << 2, true),
       bbox: [
-        view.readDoubleLE(9 << 2),
-        view.readDoubleLE(11 << 2),
-        view.readDoubleLE(13 << 2),
-        view.readDoubleLE(15 << 2)
+        view.getFloat64(9 << 2, true),
+        view.getFloat64(11 << 2, true),
+        view.getFloat64(13 << 2, true),
+        view.getFloat64(15 << 2, true)
       ]
     };
   };
   ParseShp.prototype.getRows = function () {
     let offset = 100;
-    const olen = this.buffer.byteLength;
-    const len = olen - 8;
+    const len = this.buffer.byteLength - 8;
     const out = [];
     let current;
     while (offset <= len) {
-      current = this.getRow(offset, olen);
+      current = this.getRow(offset);
       if (!current) {
         break;
       }
@@ -10027,11 +7762,9 @@
     }
     return out;
   };
-  ParseShp.prototype.getRow = function (offset, bufLen) {
-    const view = this.buffer.subarray(offset, offset + 12);
-    const len = view.readInt32BE(4) << 1;
-    const id = view.readInt32BE(0);
-
+  ParseShp.prototype.getRow = function (offset) {
+    const id = this.buffer.getInt32(offset);
+    const len = this.buffer.getInt32(offset + 4) << 1;
     if (len === 0) {
       return {
         id: id,
@@ -10040,3558 +7773,39 @@
       };
     }
 
-    if (offset + len + 8 > bufLen) {
+    if (offset + len + 8 > this.buffer.byteLength) {
       return;
     }
-
     return {
       id: id,
       len: len,
-      data: this.buffer.subarray(offset + 12, offset + len + 8),
-      type: view.readInt32LE(8)
+      data: new DataView(this.buffer.buffer, this.buffer.byteOffset + offset + 12, len - 4),
+      type: this.buffer.getInt32(offset + 8, true)
     };
   };
   function parseShp (buffer, trans) {
     return new ParseShp(buffer, trans).rows;
   }
 
-  var encoding = {exports: {}};
-
-  (function (module) {
-  	// This is free and unencumbered software released into the public domain.
-  	// See LICENSE.md for more information.
-
-  	/**
-  	 * @fileoverview Global |this| required for resolving indexes in node.
-  	 * @suppress {globalThis}
-  	 */
-  	(function(global) {
-
-  	  // If we're in node require encoding-indexes and attach it to the global.
-  	  if (module.exports &&
-  	    !global["encoding-indexes"]) ;
-
-  	  //
-  	  // Utilities
-  	  //
-
-  	  /**
-  	   * @param {number} a The number to test.
-  	   * @param {number} min The minimum value in the range, inclusive.
-  	   * @param {number} max The maximum value in the range, inclusive.
-  	   * @return {boolean} True if a >= min and a <= max.
-  	   */
-  	  function inRange(a, min, max) {
-  	    return min <= a && a <= max;
-  	  }
-
-  	  /**
-  	   * @param {!Array.<*>} array The array to check.
-  	   * @param {*} item The item to look for in the array.
-  	   * @return {boolean} True if the item appears in the array.
-  	   */
-  	  function includes(array, item) {
-  	    return array.indexOf(item) !== -1;
-  	  }
-
-  	  var floor = Math.floor;
-
-  	  /**
-  	   * @param {*} o
-  	   * @return {Object}
-  	   */
-  	  function ToDictionary(o) {
-  	    if (o === undefined) return {};
-  	    if (o === Object(o)) return o;
-  	    throw TypeError('Could not convert argument to dictionary');
-  	  }
-
-  	  /**
-  	   * @param {string} string Input string of UTF-16 code units.
-  	   * @return {!Array.<number>} Code points.
-  	   */
-  	  function stringToCodePoints(string) {
-  	    // https://heycam.github.io/webidl/#dfn-obtain-unicode
-
-  	    // 1. Let S be the DOMString value.
-  	    var s = String(string);
-
-  	    // 2. Let n be the length of S.
-  	    var n = s.length;
-
-  	    // 3. Initialize i to 0.
-  	    var i = 0;
-
-  	    // 4. Initialize U to be an empty sequence of Unicode characters.
-  	    var u = [];
-
-  	    // 5. While i < n:
-  	    while (i < n) {
-
-  	      // 1. Let c be the code unit in S at index i.
-  	      var c = s.charCodeAt(i);
-
-  	      // 2. Depending on the value of c:
-
-  	      // c < 0xD800 or c > 0xDFFF
-  	      if (c < 0xD800 || c > 0xDFFF) {
-  	        // Append to U the Unicode character with code point c.
-  	        u.push(c);
-  	      }
-
-  	      // 0xDC00 ≤ c ≤ 0xDFFF
-  	      else if (0xDC00 <= c && c <= 0xDFFF) {
-  	        // Append to U a U+FFFD REPLACEMENT CHARACTER.
-  	        u.push(0xFFFD);
-  	      }
-
-  	      // 0xD800 ≤ c ≤ 0xDBFF
-  	      else if (0xD800 <= c && c <= 0xDBFF) {
-  	        // 1. If i = n−1, then append to U a U+FFFD REPLACEMENT
-  	        // CHARACTER.
-  	        if (i === n - 1) {
-  	          u.push(0xFFFD);
-  	        }
-  	        // 2. Otherwise, i < n−1:
-  	        else {
-  	          // 1. Let d be the code unit in S at index i+1.
-  	          var d = s.charCodeAt(i + 1);
-
-  	          // 2. If 0xDC00 ≤ d ≤ 0xDFFF, then:
-  	          if (0xDC00 <= d && d <= 0xDFFF) {
-  	            // 1. Let a be c & 0x3FF.
-  	            var a = c & 0x3FF;
-
-  	            // 2. Let b be d & 0x3FF.
-  	            var b = d & 0x3FF;
-
-  	            // 3. Append to U the Unicode character with code point
-  	            // 2^16+2^10*a+b.
-  	            u.push(0x10000 + (a << 10) + b);
-
-  	            // 4. Set i to i+1.
-  	            i += 1;
-  	          }
-
-  	          // 3. Otherwise, d < 0xDC00 or d > 0xDFFF. Append to U a
-  	          // U+FFFD REPLACEMENT CHARACTER.
-  	          else  {
-  	            u.push(0xFFFD);
-  	          }
-  	        }
-  	      }
-
-  	      // 3. Set i to i+1.
-  	      i += 1;
-  	    }
-
-  	    // 6. Return U.
-  	    return u;
-  	  }
-
-  	  /**
-  	   * @param {!Array.<number>} code_points Array of code points.
-  	   * @return {string} string String of UTF-16 code units.
-  	   */
-  	  function codePointsToString(code_points) {
-  	    var s = '';
-  	    for (var i = 0; i < code_points.length; ++i) {
-  	      var cp = code_points[i];
-  	      if (cp <= 0xFFFF) {
-  	        s += String.fromCharCode(cp);
-  	      } else {
-  	        cp -= 0x10000;
-  	        s += String.fromCharCode((cp >> 10) + 0xD800,
-  	                                 (cp & 0x3FF) + 0xDC00);
-  	      }
-  	    }
-  	    return s;
-  	  }
-
-
-  	  //
-  	  // Implementation of Encoding specification
-  	  // https://encoding.spec.whatwg.org/
-  	  //
-
-  	  //
-  	  // 4. Terminology
-  	  //
-
-  	  /**
-  	   * An ASCII byte is a byte in the range 0x00 to 0x7F, inclusive.
-  	   * @param {number} a The number to test.
-  	   * @return {boolean} True if a is in the range 0x00 to 0x7F, inclusive.
-  	   */
-  	  function isASCIIByte(a) {
-  	    return 0x00 <= a && a <= 0x7F;
-  	  }
-
-  	  /**
-  	   * An ASCII code point is a code point in the range U+0000 to
-  	   * U+007F, inclusive.
-  	   */
-  	  var isASCIICodePoint = isASCIIByte;
-
-
-  	  /**
-  	   * End-of-stream is a special token that signifies no more tokens
-  	   * are in the stream.
-  	   * @const
-  	   */ var end_of_stream = -1;
-
-  	  /**
-  	   * A stream represents an ordered sequence of tokens.
-  	   *
-  	   * @constructor
-  	   * @param {!(Array.<number>|Uint8Array)} tokens Array of tokens that provide
-  	   * the stream.
-  	   */
-  	  function Stream(tokens) {
-  	    /** @type {!Array.<number>} */
-  	    this.tokens = [].slice.call(tokens);
-  	    // Reversed as push/pop is more efficient than shift/unshift.
-  	    this.tokens.reverse();
-  	  }
-
-  	  Stream.prototype = {
-  	    /**
-  	     * @return {boolean} True if end-of-stream has been hit.
-  	     */
-  	    endOfStream: function() {
-  	      return !this.tokens.length;
-  	    },
-
-  	    /**
-  	     * When a token is read from a stream, the first token in the
-  	     * stream must be returned and subsequently removed, and
-  	     * end-of-stream must be returned otherwise.
-  	     *
-  	     * @return {number} Get the next token from the stream, or
-  	     * end_of_stream.
-  	     */
-  	     read: function() {
-  	      if (!this.tokens.length)
-  	        return end_of_stream;
-  	       return this.tokens.pop();
-  	     },
-
-  	    /**
-  	     * When one or more tokens are prepended to a stream, those tokens
-  	     * must be inserted, in given order, before the first token in the
-  	     * stream.
-  	     *
-  	     * @param {(number|!Array.<number>)} token The token(s) to prepend to the
-  	     * stream.
-  	     */
-  	    prepend: function(token) {
-  	      if (Array.isArray(token)) {
-  	        var tokens = /**@type {!Array.<number>}*/(token);
-  	        while (tokens.length)
-  	          this.tokens.push(tokens.pop());
-  	      } else {
-  	        this.tokens.push(token);
-  	      }
-  	    },
-
-  	    /**
-  	     * When one or more tokens are pushed to a stream, those tokens
-  	     * must be inserted, in given order, after the last token in the
-  	     * stream.
-  	     *
-  	     * @param {(number|!Array.<number>)} token The tokens(s) to push to the
-  	     * stream.
-  	     */
-  	    push: function(token) {
-  	      if (Array.isArray(token)) {
-  	        var tokens = /**@type {!Array.<number>}*/(token);
-  	        while (tokens.length)
-  	          this.tokens.unshift(tokens.shift());
-  	      } else {
-  	        this.tokens.unshift(token);
-  	      }
-  	    }
-  	  };
-
-  	  //
-  	  // 5. Encodings
-  	  //
-
-  	  // 5.1 Encoders and decoders
-
-  	  /** @const */
-  	  var finished = -1;
-
-  	  /**
-  	   * @param {boolean} fatal If true, decoding errors raise an exception.
-  	   * @param {number=} opt_code_point Override the standard fallback code point.
-  	   * @return {number} The code point to insert on a decoding error.
-  	   */
-  	  function decoderError(fatal, opt_code_point) {
-  	    if (fatal)
-  	      throw TypeError('Decoder error');
-  	    return opt_code_point || 0xFFFD;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The code point that could not be encoded.
-  	   * @return {number} Always throws, no value is actually returned.
-  	   */
-  	  function encoderError(code_point) {
-  	    throw TypeError('The code point ' + code_point + ' could not be encoded.');
-  	  }
-
-  	  // 5.2 Names and labels
-
-  	  // TODO: Define @typedef for Encoding: {name:string,labels:Array.<string>}
-  	  // https://github.com/google/closure-compiler/issues/247
-
-  	  /**
-  	   * @param {string} label The encoding label.
-  	   * @return {?{name:string,labels:Array.<string>}}
-  	   */
-  	  function getEncoding(label) {
-  	    // 1. Remove any leading and trailing ASCII whitespace from label.
-  	    label = String(label).trim().toLowerCase();
-
-  	    // 2. If label is an ASCII case-insensitive match for any of the
-  	    // labels listed in the table below, return the corresponding
-  	    // encoding, and failure otherwise.
-  	    if (Object.prototype.hasOwnProperty.call(label_to_encoding, label)) {
-  	      return label_to_encoding[label];
-  	    }
-  	    return null;
-  	  }
-
-  	  /**
-  	   * Encodings table: https://encoding.spec.whatwg.org/encodings.json
-  	   * @const
-  	   * @type {!Array.<{
-  	   *          heading: string,
-  	   *          encodings: Array.<{name:string,labels:Array.<string>}>
-  	   *        }>}
-  	   */
-  	  var encodings = [
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "unicode-1-1-utf-8",
-  	            "utf-8",
-  	            "utf8"
-  	          ],
-  	          "name": "UTF-8"
-  	        }
-  	      ],
-  	      "heading": "The Encoding"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "866",
-  	            "cp866",
-  	            "csibm866",
-  	            "ibm866"
-  	          ],
-  	          "name": "IBM866"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin2",
-  	            "iso-8859-2",
-  	            "iso-ir-101",
-  	            "iso8859-2",
-  	            "iso88592",
-  	            "iso_8859-2",
-  	            "iso_8859-2:1987",
-  	            "l2",
-  	            "latin2"
-  	          ],
-  	          "name": "ISO-8859-2"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin3",
-  	            "iso-8859-3",
-  	            "iso-ir-109",
-  	            "iso8859-3",
-  	            "iso88593",
-  	            "iso_8859-3",
-  	            "iso_8859-3:1988",
-  	            "l3",
-  	            "latin3"
-  	          ],
-  	          "name": "ISO-8859-3"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin4",
-  	            "iso-8859-4",
-  	            "iso-ir-110",
-  	            "iso8859-4",
-  	            "iso88594",
-  	            "iso_8859-4",
-  	            "iso_8859-4:1988",
-  	            "l4",
-  	            "latin4"
-  	          ],
-  	          "name": "ISO-8859-4"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatincyrillic",
-  	            "cyrillic",
-  	            "iso-8859-5",
-  	            "iso-ir-144",
-  	            "iso8859-5",
-  	            "iso88595",
-  	            "iso_8859-5",
-  	            "iso_8859-5:1988"
-  	          ],
-  	          "name": "ISO-8859-5"
-  	        },
-  	        {
-  	          "labels": [
-  	            "arabic",
-  	            "asmo-708",
-  	            "csiso88596e",
-  	            "csiso88596i",
-  	            "csisolatinarabic",
-  	            "ecma-114",
-  	            "iso-8859-6",
-  	            "iso-8859-6-e",
-  	            "iso-8859-6-i",
-  	            "iso-ir-127",
-  	            "iso8859-6",
-  	            "iso88596",
-  	            "iso_8859-6",
-  	            "iso_8859-6:1987"
-  	          ],
-  	          "name": "ISO-8859-6"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatingreek",
-  	            "ecma-118",
-  	            "elot_928",
-  	            "greek",
-  	            "greek8",
-  	            "iso-8859-7",
-  	            "iso-ir-126",
-  	            "iso8859-7",
-  	            "iso88597",
-  	            "iso_8859-7",
-  	            "iso_8859-7:1987",
-  	            "sun_eu_greek"
-  	          ],
-  	          "name": "ISO-8859-7"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csiso88598e",
-  	            "csisolatinhebrew",
-  	            "hebrew",
-  	            "iso-8859-8",
-  	            "iso-8859-8-e",
-  	            "iso-ir-138",
-  	            "iso8859-8",
-  	            "iso88598",
-  	            "iso_8859-8",
-  	            "iso_8859-8:1988",
-  	            "visual"
-  	          ],
-  	          "name": "ISO-8859-8"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csiso88598i",
-  	            "iso-8859-8-i",
-  	            "logical"
-  	          ],
-  	          "name": "ISO-8859-8-I"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin6",
-  	            "iso-8859-10",
-  	            "iso-ir-157",
-  	            "iso8859-10",
-  	            "iso885910",
-  	            "l6",
-  	            "latin6"
-  	          ],
-  	          "name": "ISO-8859-10"
-  	        },
-  	        {
-  	          "labels": [
-  	            "iso-8859-13",
-  	            "iso8859-13",
-  	            "iso885913"
-  	          ],
-  	          "name": "ISO-8859-13"
-  	        },
-  	        {
-  	          "labels": [
-  	            "iso-8859-14",
-  	            "iso8859-14",
-  	            "iso885914"
-  	          ],
-  	          "name": "ISO-8859-14"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csisolatin9",
-  	            "iso-8859-15",
-  	            "iso8859-15",
-  	            "iso885915",
-  	            "iso_8859-15",
-  	            "l9"
-  	          ],
-  	          "name": "ISO-8859-15"
-  	        },
-  	        {
-  	          "labels": [
-  	            "iso-8859-16"
-  	          ],
-  	          "name": "ISO-8859-16"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cskoi8r",
-  	            "koi",
-  	            "koi8",
-  	            "koi8-r",
-  	            "koi8_r"
-  	          ],
-  	          "name": "KOI8-R"
-  	        },
-  	        {
-  	          "labels": [
-  	            "koi8-ru",
-  	            "koi8-u"
-  	          ],
-  	          "name": "KOI8-U"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csmacintosh",
-  	            "mac",
-  	            "macintosh",
-  	            "x-mac-roman"
-  	          ],
-  	          "name": "macintosh"
-  	        },
-  	        {
-  	          "labels": [
-  	            "dos-874",
-  	            "iso-8859-11",
-  	            "iso8859-11",
-  	            "iso885911",
-  	            "tis-620",
-  	            "windows-874"
-  	          ],
-  	          "name": "windows-874"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1250",
-  	            "windows-1250",
-  	            "x-cp1250"
-  	          ],
-  	          "name": "windows-1250"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1251",
-  	            "windows-1251",
-  	            "x-cp1251"
-  	          ],
-  	          "name": "windows-1251"
-  	        },
-  	        {
-  	          "labels": [
-  	            "ansi_x3.4-1968",
-  	            "ascii",
-  	            "cp1252",
-  	            "cp819",
-  	            "csisolatin1",
-  	            "ibm819",
-  	            "iso-8859-1",
-  	            "iso-ir-100",
-  	            "iso8859-1",
-  	            "iso88591",
-  	            "iso_8859-1",
-  	            "iso_8859-1:1987",
-  	            "l1",
-  	            "latin1",
-  	            "us-ascii",
-  	            "windows-1252",
-  	            "x-cp1252"
-  	          ],
-  	          "name": "windows-1252"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1253",
-  	            "windows-1253",
-  	            "x-cp1253"
-  	          ],
-  	          "name": "windows-1253"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1254",
-  	            "csisolatin5",
-  	            "iso-8859-9",
-  	            "iso-ir-148",
-  	            "iso8859-9",
-  	            "iso88599",
-  	            "iso_8859-9",
-  	            "iso_8859-9:1989",
-  	            "l5",
-  	            "latin5",
-  	            "windows-1254",
-  	            "x-cp1254"
-  	          ],
-  	          "name": "windows-1254"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1255",
-  	            "windows-1255",
-  	            "x-cp1255"
-  	          ],
-  	          "name": "windows-1255"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1256",
-  	            "windows-1256",
-  	            "x-cp1256"
-  	          ],
-  	          "name": "windows-1256"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1257",
-  	            "windows-1257",
-  	            "x-cp1257"
-  	          ],
-  	          "name": "windows-1257"
-  	        },
-  	        {
-  	          "labels": [
-  	            "cp1258",
-  	            "windows-1258",
-  	            "x-cp1258"
-  	          ],
-  	          "name": "windows-1258"
-  	        },
-  	        {
-  	          "labels": [
-  	            "x-mac-cyrillic",
-  	            "x-mac-ukrainian"
-  	          ],
-  	          "name": "x-mac-cyrillic"
-  	        }
-  	      ],
-  	      "heading": "Legacy single-byte encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "chinese",
-  	            "csgb2312",
-  	            "csiso58gb231280",
-  	            "gb2312",
-  	            "gb_2312",
-  	            "gb_2312-80",
-  	            "gbk",
-  	            "iso-ir-58",
-  	            "x-gbk"
-  	          ],
-  	          "name": "GBK"
-  	        },
-  	        {
-  	          "labels": [
-  	            "gb18030"
-  	          ],
-  	          "name": "gb18030"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Chinese (simplified) encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "big5",
-  	            "big5-hkscs",
-  	            "cn-big5",
-  	            "csbig5",
-  	            "x-x-big5"
-  	          ],
-  	          "name": "Big5"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Chinese (traditional) encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "cseucpkdfmtjapanese",
-  	            "euc-jp",
-  	            "x-euc-jp"
-  	          ],
-  	          "name": "EUC-JP"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csiso2022jp",
-  	            "iso-2022-jp"
-  	          ],
-  	          "name": "ISO-2022-JP"
-  	        },
-  	        {
-  	          "labels": [
-  	            "csshiftjis",
-  	            "ms932",
-  	            "ms_kanji",
-  	            "shift-jis",
-  	            "shift_jis",
-  	            "sjis",
-  	            "windows-31j",
-  	            "x-sjis"
-  	          ],
-  	          "name": "Shift_JIS"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Japanese encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "cseuckr",
-  	            "csksc56011987",
-  	            "euc-kr",
-  	            "iso-ir-149",
-  	            "korean",
-  	            "ks_c_5601-1987",
-  	            "ks_c_5601-1989",
-  	            "ksc5601",
-  	            "ksc_5601",
-  	            "windows-949"
-  	          ],
-  	          "name": "EUC-KR"
-  	        }
-  	      ],
-  	      "heading": "Legacy multi-byte Korean encodings"
-  	    },
-  	    {
-  	      "encodings": [
-  	        {
-  	          "labels": [
-  	            "csiso2022kr",
-  	            "hz-gb-2312",
-  	            "iso-2022-cn",
-  	            "iso-2022-cn-ext",
-  	            "iso-2022-kr"
-  	          ],
-  	          "name": "replacement"
-  	        },
-  	        {
-  	          "labels": [
-  	            "utf-16be"
-  	          ],
-  	          "name": "UTF-16BE"
-  	        },
-  	        {
-  	          "labels": [
-  	            "utf-16",
-  	            "utf-16le"
-  	          ],
-  	          "name": "UTF-16LE"
-  	        },
-  	        {
-  	          "labels": [
-  	            "x-user-defined"
-  	          ],
-  	          "name": "x-user-defined"
-  	        }
-  	      ],
-  	      "heading": "Legacy miscellaneous encodings"
-  	    }
-  	  ];
-
-  	  // Label to encoding registry.
-  	  /** @type {Object.<string,{name:string,labels:Array.<string>}>} */
-  	  var label_to_encoding = {};
-  	  encodings.forEach(function(category) {
-  	    category.encodings.forEach(function(encoding) {
-  	      encoding.labels.forEach(function(label) {
-  	        label_to_encoding[label] = encoding;
-  	      });
-  	    });
-  	  });
-
-  	  // Registry of of encoder/decoder factories, by encoding name.
-  	  /** @type {Object.<string, function({fatal:boolean}): Encoder>} */
-  	  var encoders = {};
-  	  /** @type {Object.<string, function({fatal:boolean}): Decoder>} */
-  	  var decoders = {};
-
-  	  //
-  	  // 6. Indexes
-  	  //
-
-  	  /**
-  	   * @param {number} pointer The |pointer| to search for.
-  	   * @param {(!Array.<?number>|undefined)} index The |index| to search within.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in |index|.
-  	   */
-  	  function indexCodePointFor(pointer, index) {
-  	    if (!index) return null;
-  	    return index[pointer] || null;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The |code point| to search for.
-  	   * @param {!Array.<?number>} index The |index| to search within.
-  	   * @return {?number} The first pointer corresponding to |code point| in
-  	   *     |index|, or null if |code point| is not in |index|.
-  	   */
-  	  function indexPointerFor(code_point, index) {
-  	    var pointer = index.indexOf(code_point);
-  	    return pointer === -1 ? null : pointer;
-  	  }
-
-  	  /**
-  	   * @param {string} name Name of the index.
-  	   * @return {(!Array.<number>|!Array.<Array.<number>>)}
-  	   *  */
-  	  function index(name) {
-  	    if (!('encoding-indexes' in global)) {
-  	      throw Error("Indexes missing." +
-  	                  " Did you forget to include encoding-indexes.js first?");
-  	    }
-  	    return global['encoding-indexes'][name];
-  	  }
-
-  	  /**
-  	   * @param {number} pointer The |pointer| to search for in the gb18030 index.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in the gb18030 index.
-  	   */
-  	  function indexGB18030RangesCodePointFor(pointer) {
-  	    // 1. If pointer is greater than 39419 and less than 189000, or
-  	    // pointer is greater than 1237575, return null.
-  	    if ((pointer > 39419 && pointer < 189000) || (pointer > 1237575))
-  	      return null;
-
-  	    // 2. If pointer is 7457, return code point U+E7C7.
-  	    if (pointer === 7457) return 0xE7C7;
-
-  	    // 3. Let offset be the last pointer in index gb18030 ranges that
-  	    // is equal to or less than pointer and let code point offset be
-  	    // its corresponding code point.
-  	    var offset = 0;
-  	    var code_point_offset = 0;
-  	    var idx = index('gb18030-ranges');
-  	    var i;
-  	    for (i = 0; i < idx.length; ++i) {
-  	      /** @type {!Array.<number>} */
-  	      var entry = idx[i];
-  	      if (entry[0] <= pointer) {
-  	        offset = entry[0];
-  	        code_point_offset = entry[1];
-  	      } else {
-  	        break;
-  	      }
-  	    }
-
-  	    // 4. Return a code point whose value is code point offset +
-  	    // pointer − offset.
-  	    return code_point_offset + pointer - offset;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The |code point| to locate in the gb18030 index.
-  	   * @return {number} The first pointer corresponding to |code point| in the
-  	   *     gb18030 index.
-  	   */
-  	  function indexGB18030RangesPointerFor(code_point) {
-  	    // 1. If code point is U+E7C7, return pointer 7457.
-  	    if (code_point === 0xE7C7) return 7457;
-
-  	    // 2. Let offset be the last code point in index gb18030 ranges
-  	    // that is equal to or less than code point and let pointer offset
-  	    // be its corresponding pointer.
-  	    var offset = 0;
-  	    var pointer_offset = 0;
-  	    var idx = index('gb18030-ranges');
-  	    var i;
-  	    for (i = 0; i < idx.length; ++i) {
-  	      /** @type {!Array.<number>} */
-  	      var entry = idx[i];
-  	      if (entry[1] <= code_point) {
-  	        offset = entry[1];
-  	        pointer_offset = entry[0];
-  	      } else {
-  	        break;
-  	      }
-  	    }
-
-  	    // 3. Return a pointer whose value is pointer offset + code point
-  	    // − offset.
-  	    return pointer_offset + code_point - offset;
-  	  }
-
-  	  /**
-  	   * @param {number} code_point The |code_point| to search for in the Shift_JIS
-  	   *     index.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in the Shift_JIS index.
-  	   */
-  	  function indexShiftJISPointerFor(code_point) {
-  	    // 1. Let index be index jis0208 excluding all entries whose
-  	    // pointer is in the range 8272 to 8835, inclusive.
-  	    shift_jis_index = shift_jis_index ||
-  	      index('jis0208').map(function(code_point, pointer) {
-  	        return inRange(pointer, 8272, 8835) ? null : code_point;
-  	      });
-  	    var index_ = shift_jis_index;
-
-  	    // 2. Return the index pointer for code point in index.
-  	    return index_.indexOf(code_point);
-  	  }
-  	  var shift_jis_index;
-
-  	  /**
-  	   * @param {number} code_point The |code_point| to search for in the big5
-  	   *     index.
-  	   * @return {?number} The code point corresponding to |pointer| in |index|,
-  	   *     or null if |code point| is not in the big5 index.
-  	   */
-  	  function indexBig5PointerFor(code_point) {
-  	    // 1. Let index be index Big5 excluding all entries whose pointer
-  	    big5_index_no_hkscs = big5_index_no_hkscs ||
-  	      index('big5').map(function(code_point, pointer) {
-  	        return (pointer < (0xA1 - 0x81) * 157) ? null : code_point;
-  	      });
-  	    var index_ = big5_index_no_hkscs;
-
-  	    // 2. If code point is U+2550, U+255E, U+2561, U+256A, U+5341, or
-  	    // U+5345, return the last pointer corresponding to code point in
-  	    // index.
-  	    if (code_point === 0x2550 || code_point === 0x255E ||
-  	        code_point === 0x2561 || code_point === 0x256A ||
-  	        code_point === 0x5341 || code_point === 0x5345) {
-  	      return index_.lastIndexOf(code_point);
-  	    }
-
-  	    // 3. Return the index pointer for code point in index.
-  	    return indexPointerFor(code_point, index_);
-  	  }
-  	  var big5_index_no_hkscs;
-
-  	  //
-  	  // 8. API
-  	  //
-
-  	  /** @const */ var DEFAULT_ENCODING = 'utf-8';
-
-  	  // 8.1 Interface TextDecoder
-
-  	  /**
-  	   * @constructor
-  	   * @param {string=} label The label of the encoding;
-  	   *     defaults to 'utf-8'.
-  	   * @param {Object=} options
-  	   */
-  	  function TextDecoder(label, options) {
-  	    // Web IDL conventions
-  	    if (!(this instanceof TextDecoder))
-  	      throw TypeError('Called as a function. Did you forget \'new\'?');
-  	    label = label !== undefined ? String(label) : DEFAULT_ENCODING;
-  	    options = ToDictionary(options);
-
-  	    // A TextDecoder object has an associated encoding, decoder,
-  	    // stream, ignore BOM flag (initially unset), BOM seen flag
-  	    // (initially unset), error mode (initially replacement), and do
-  	    // not flush flag (initially unset).
-
-  	    /** @private */
-  	    this._encoding = null;
-  	    /** @private @type {?Decoder} */
-  	    this._decoder = null;
-  	    /** @private @type {boolean} */
-  	    this._ignoreBOM = false;
-  	    /** @private @type {boolean} */
-  	    this._BOMseen = false;
-  	    /** @private @type {string} */
-  	    this._error_mode = 'replacement';
-  	    /** @private @type {boolean} */
-  	    this._do_not_flush = false;
-
-
-  	    // 1. Let encoding be the result of getting an encoding from
-  	    // label.
-  	    var encoding = getEncoding(label);
-
-  	    // 2. If encoding is failure or replacement, throw a RangeError.
-  	    if (encoding === null || encoding.name === 'replacement')
-  	      throw RangeError('Unknown encoding: ' + label);
-  	    if (!decoders[encoding.name]) {
-  	      throw Error('Decoder not present.' +
-  	                  ' Did you forget to include encoding-indexes.js first?');
-  	    }
-
-  	    // 3. Let dec be a new TextDecoder object.
-  	    var dec = this;
-
-  	    // 4. Set dec's encoding to encoding.
-  	    dec._encoding = encoding;
-
-  	    // 5. If options's fatal member is true, set dec's error mode to
-  	    // fatal.
-  	    if (Boolean(options['fatal']))
-  	      dec._error_mode = 'fatal';
-
-  	    // 6. If options's ignoreBOM member is true, set dec's ignore BOM
-  	    // flag.
-  	    if (Boolean(options['ignoreBOM']))
-  	      dec._ignoreBOM = true;
-
-  	    // For pre-ES5 runtimes:
-  	    if (!Object.defineProperty) {
-  	      this.encoding = dec._encoding.name.toLowerCase();
-  	      this.fatal = dec._error_mode === 'fatal';
-  	      this.ignoreBOM = dec._ignoreBOM;
-  	    }
-
-  	    // 7. Return dec.
-  	    return dec;
-  	  }
-
-  	  if (Object.defineProperty) {
-  	    // The encoding attribute's getter must return encoding's name.
-  	    Object.defineProperty(TextDecoder.prototype, 'encoding', {
-  	      /** @this {TextDecoder} */
-  	      get: function() { return this._encoding.name.toLowerCase(); }
-  	    });
-
-  	    // The fatal attribute's getter must return true if error mode
-  	    // is fatal, and false otherwise.
-  	    Object.defineProperty(TextDecoder.prototype, 'fatal', {
-  	      /** @this {TextDecoder} */
-  	      get: function() { return this._error_mode === 'fatal'; }
-  	    });
-
-  	    // The ignoreBOM attribute's getter must return true if ignore
-  	    // BOM flag is set, and false otherwise.
-  	    Object.defineProperty(TextDecoder.prototype, 'ignoreBOM', {
-  	      /** @this {TextDecoder} */
-  	      get: function() { return this._ignoreBOM; }
-  	    });
-  	  }
-
-  	  /**
-  	   * @param {BufferSource=} input The buffer of bytes to decode.
-  	   * @param {Object=} options
-  	   * @return {string} The decoded string.
-  	   */
-  	  TextDecoder.prototype.decode = function decode(input, options) {
-  	    var bytes;
-  	    if (typeof input === 'object' && input instanceof ArrayBuffer) {
-  	      bytes = new Uint8Array(input);
-  	    } else if (typeof input === 'object' && 'buffer' in input &&
-  	               input.buffer instanceof ArrayBuffer) {
-  	      bytes = new Uint8Array(input.buffer,
-  	                             input.byteOffset,
-  	                             input.byteLength);
-  	    } else {
-  	      bytes = new Uint8Array(0);
-  	    }
-
-  	    options = ToDictionary(options);
-
-  	    // 1. If the do not flush flag is unset, set decoder to a new
-  	    // encoding's decoder, set stream to a new stream, and unset the
-  	    // BOM seen flag.
-  	    if (!this._do_not_flush) {
-  	      this._decoder = decoders[this._encoding.name]({
-  	        fatal: this._error_mode === 'fatal'});
-  	      this._BOMseen = false;
-  	    }
-
-  	    // 2. If options's stream is true, set the do not flush flag, and
-  	    // unset the do not flush flag otherwise.
-  	    this._do_not_flush = Boolean(options['stream']);
-
-  	    // 3. If input is given, push a copy of input to stream.
-  	    // TODO: Align with spec algorithm - maintain stream on instance.
-  	    var input_stream = new Stream(bytes);
-
-  	    // 4. Let output be a new stream.
-  	    var output = [];
-
-  	    /** @type {?(number|!Array.<number>)} */
-  	    var result;
-
-  	    // 5. While true:
-  	    while (true) {
-  	      // 1. Let token be the result of reading from stream.
-  	      var token = input_stream.read();
-
-  	      // 2. If token is end-of-stream and the do not flush flag is
-  	      // set, return output, serialized.
-  	      // TODO: Align with spec algorithm.
-  	      if (token === end_of_stream)
-  	        break;
-
-  	      // 3. Otherwise, run these subsubsteps:
-
-  	      // 1. Let result be the result of processing token for decoder,
-  	      // stream, output, and error mode.
-  	      result = this._decoder.handler(input_stream, token);
-
-  	      // 2. If result is finished, return output, serialized.
-  	      if (result === finished)
-  	        break;
-
-  	      if (result !== null) {
-  	        if (Array.isArray(result))
-  	          output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	        else
-  	          output.push(result);
-  	      }
-
-  	      // 3. Otherwise, if result is error, throw a TypeError.
-  	      // (Thrown in handler)
-
-  	      // 4. Otherwise, do nothing.
-  	    }
-  	    // TODO: Align with spec algorithm.
-  	    if (!this._do_not_flush) {
-  	      do {
-  	        result = this._decoder.handler(input_stream, input_stream.read());
-  	        if (result === finished)
-  	          break;
-  	        if (result === null)
-  	          continue;
-  	        if (Array.isArray(result))
-  	          output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	        else
-  	          output.push(result);
-  	      } while (!input_stream.endOfStream());
-  	      this._decoder = null;
-  	    }
-
-  	    // A TextDecoder object also has an associated serialize stream
-  	    // algorithm...
-  	    /**
-  	     * @param {!Array.<number>} stream
-  	     * @return {string}
-  	     * @this {TextDecoder}
-  	     */
-  	    function serializeStream(stream) {
-  	      // 1. Let token be the result of reading from stream.
-  	      // (Done in-place on array, rather than as a stream)
-
-  	      // 2. If encoding is UTF-8, UTF-16BE, or UTF-16LE, and ignore
-  	      // BOM flag and BOM seen flag are unset, run these subsubsteps:
-  	      if (includes(['UTF-8', 'UTF-16LE', 'UTF-16BE'], this._encoding.name) &&
-  	          !this._ignoreBOM && !this._BOMseen) {
-  	        if (stream.length > 0 && stream[0] === 0xFEFF) {
-  	          // 1. If token is U+FEFF, set BOM seen flag.
-  	          this._BOMseen = true;
-  	          stream.shift();
-  	        } else if (stream.length > 0) {
-  	          // 2. Otherwise, if token is not end-of-stream, set BOM seen
-  	          // flag and append token to stream.
-  	          this._BOMseen = true;
-  	        } else ;
-  	      }
-  	      // 4. Otherwise, return output.
-  	      return codePointsToString(stream);
-  	    }
-
-  	    return serializeStream.call(this, output);
-  	  };
-
-  	  // 8.2 Interface TextEncoder
-
-  	  /**
-  	   * @constructor
-  	   * @param {string=} label The label of the encoding. NONSTANDARD.
-  	   * @param {Object=} options NONSTANDARD.
-  	   */
-  	  function TextEncoder(label, options) {
-  	    // Web IDL conventions
-  	    if (!(this instanceof TextEncoder))
-  	      throw TypeError('Called as a function. Did you forget \'new\'?');
-  	    options = ToDictionary(options);
-
-  	    // A TextEncoder object has an associated encoding and encoder.
-
-  	    /** @private */
-  	    this._encoding = null;
-  	    /** @private @type {?Encoder} */
-  	    this._encoder = null;
-
-  	    // Non-standard
-  	    /** @private @type {boolean} */
-  	    this._do_not_flush = false;
-  	    /** @private @type {string} */
-  	    this._fatal = Boolean(options['fatal']) ? 'fatal' : 'replacement';
-
-  	    // 1. Let enc be a new TextEncoder object.
-  	    var enc = this;
-
-  	    // 2. Set enc's encoding to UTF-8's encoder.
-  	    if (Boolean(options['NONSTANDARD_allowLegacyEncoding'])) {
-  	      // NONSTANDARD behavior.
-  	      label = label !== undefined ? String(label) : DEFAULT_ENCODING;
-  	      var encoding = getEncoding(label);
-  	      if (encoding === null || encoding.name === 'replacement')
-  	        throw RangeError('Unknown encoding: ' + label);
-  	      if (!encoders[encoding.name]) {
-  	        throw Error('Encoder not present.' +
-  	                    ' Did you forget to include encoding-indexes.js first?');
-  	      }
-  	      enc._encoding = encoding;
-  	    } else {
-  	      // Standard behavior.
-  	      enc._encoding = getEncoding('utf-8');
-
-  	      if (label !== undefined && 'console' in global) {
-  	        console.warn('TextEncoder constructor called with encoding label, '
-  	                     + 'which is ignored.');
-  	      }
-  	    }
-
-  	    // For pre-ES5 runtimes:
-  	    if (!Object.defineProperty)
-  	      this.encoding = enc._encoding.name.toLowerCase();
-
-  	    // 3. Return enc.
-  	    return enc;
-  	  }
-
-  	  if (Object.defineProperty) {
-  	    // The encoding attribute's getter must return encoding's name.
-  	    Object.defineProperty(TextEncoder.prototype, 'encoding', {
-  	      /** @this {TextEncoder} */
-  	      get: function() { return this._encoding.name.toLowerCase(); }
-  	    });
-  	  }
-
-  	  /**
-  	   * @param {string=} opt_string The string to encode.
-  	   * @param {Object=} options
-  	   * @return {!Uint8Array} Encoded bytes, as a Uint8Array.
-  	   */
-  	  TextEncoder.prototype.encode = function encode(opt_string, options) {
-  	    opt_string = opt_string === undefined ? '' : String(opt_string);
-  	    options = ToDictionary(options);
-
-  	    // NOTE: This option is nonstandard. None of the encodings
-  	    // permitted for encoding (i.e. UTF-8, UTF-16) are stateful when
-  	    // the input is a USVString so streaming is not necessary.
-  	    if (!this._do_not_flush)
-  	      this._encoder = encoders[this._encoding.name]({
-  	        fatal: this._fatal === 'fatal'});
-  	    this._do_not_flush = Boolean(options['stream']);
-
-  	    // 1. Convert input to a stream.
-  	    var input = new Stream(stringToCodePoints(opt_string));
-
-  	    // 2. Let output be a new stream
-  	    var output = [];
-
-  	    /** @type {?(number|!Array.<number>)} */
-  	    var result;
-  	    // 3. While true, run these substeps:
-  	    while (true) {
-  	      // 1. Let token be the result of reading from input.
-  	      var token = input.read();
-  	      if (token === end_of_stream)
-  	        break;
-  	      // 2. Let result be the result of processing token for encoder,
-  	      // input, output.
-  	      result = this._encoder.handler(input, token);
-  	      if (result === finished)
-  	        break;
-  	      if (Array.isArray(result))
-  	        output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	      else
-  	        output.push(result);
-  	    }
-  	    // TODO: Align with spec algorithm.
-  	    if (!this._do_not_flush) {
-  	      while (true) {
-  	        result = this._encoder.handler(input, input.read());
-  	        if (result === finished)
-  	          break;
-  	        if (Array.isArray(result))
-  	          output.push.apply(output, /**@type {!Array.<number>}*/(result));
-  	        else
-  	          output.push(result);
-  	      }
-  	      this._encoder = null;
-  	    }
-  	    // 3. If result is finished, convert output into a byte sequence,
-  	    // and then return a Uint8Array object wrapping an ArrayBuffer
-  	    // containing output.
-  	    return new Uint8Array(output);
-  	  };
-
-
-  	  //
-  	  // 9. The encoding
-  	  //
-
-  	  // 9.1 utf-8
-
-  	  // 9.1.1 utf-8 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF8Decoder(options) {
-  	    var fatal = options.fatal;
-
-  	    // utf-8's decoder's has an associated utf-8 code point, utf-8
-  	    // bytes seen, and utf-8 bytes needed (all initially 0), a utf-8
-  	    // lower boundary (initially 0x80), and a utf-8 upper boundary
-  	    // (initially 0xBF).
-  	    var /** @type {number} */ utf8_code_point = 0,
-  	        /** @type {number} */ utf8_bytes_seen = 0,
-  	        /** @type {number} */ utf8_bytes_needed = 0,
-  	        /** @type {number} */ utf8_lower_boundary = 0x80,
-  	        /** @type {number} */ utf8_upper_boundary = 0xBF;
-
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and utf-8 bytes needed is not 0,
-  	      // set utf-8 bytes needed to 0 and return error.
-  	      if (bite === end_of_stream && utf8_bytes_needed !== 0) {
-  	        utf8_bytes_needed = 0;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream, return finished.
-  	      if (bite === end_of_stream)
-  	        return finished;
-
-  	      // 3. If utf-8 bytes needed is 0, based on byte:
-  	      if (utf8_bytes_needed === 0) {
-
-  	        // 0x00 to 0x7F
-  	        if (inRange(bite, 0x00, 0x7F)) {
-  	          // Return a code point whose value is byte.
-  	          return bite;
-  	        }
-
-  	        // 0xC2 to 0xDF
-  	        else if (inRange(bite, 0xC2, 0xDF)) {
-  	          // 1. Set utf-8 bytes needed to 1.
-  	          utf8_bytes_needed = 1;
-
-  	          // 2. Set UTF-8 code point to byte & 0x1F.
-  	          utf8_code_point = bite & 0x1F;
-  	        }
-
-  	        // 0xE0 to 0xEF
-  	        else if (inRange(bite, 0xE0, 0xEF)) {
-  	          // 1. If byte is 0xE0, set utf-8 lower boundary to 0xA0.
-  	          if (bite === 0xE0)
-  	            utf8_lower_boundary = 0xA0;
-  	          // 2. If byte is 0xED, set utf-8 upper boundary to 0x9F.
-  	          if (bite === 0xED)
-  	            utf8_upper_boundary = 0x9F;
-  	          // 3. Set utf-8 bytes needed to 2.
-  	          utf8_bytes_needed = 2;
-  	          // 4. Set UTF-8 code point to byte & 0xF.
-  	          utf8_code_point = bite & 0xF;
-  	        }
-
-  	        // 0xF0 to 0xF4
-  	        else if (inRange(bite, 0xF0, 0xF4)) {
-  	          // 1. If byte is 0xF0, set utf-8 lower boundary to 0x90.
-  	          if (bite === 0xF0)
-  	            utf8_lower_boundary = 0x90;
-  	          // 2. If byte is 0xF4, set utf-8 upper boundary to 0x8F.
-  	          if (bite === 0xF4)
-  	            utf8_upper_boundary = 0x8F;
-  	          // 3. Set utf-8 bytes needed to 3.
-  	          utf8_bytes_needed = 3;
-  	          // 4. Set UTF-8 code point to byte & 0x7.
-  	          utf8_code_point = bite & 0x7;
-  	        }
-
-  	        // Otherwise
-  	        else {
-  	          // Return error.
-  	          return decoderError(fatal);
-  	        }
-
-  	        // Return continue.
-  	        return null;
-  	      }
-
-  	      // 4. If byte is not in the range utf-8 lower boundary to utf-8
-  	      // upper boundary, inclusive, run these substeps:
-  	      if (!inRange(bite, utf8_lower_boundary, utf8_upper_boundary)) {
-
-  	        // 1. Set utf-8 code point, utf-8 bytes needed, and utf-8
-  	        // bytes seen to 0, set utf-8 lower boundary to 0x80, and set
-  	        // utf-8 upper boundary to 0xBF.
-  	        utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0;
-  	        utf8_lower_boundary = 0x80;
-  	        utf8_upper_boundary = 0xBF;
-
-  	        // 2. Prepend byte to stream.
-  	        stream.prepend(bite);
-
-  	        // 3. Return error.
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 5. Set utf-8 lower boundary to 0x80 and utf-8 upper boundary
-  	      // to 0xBF.
-  	      utf8_lower_boundary = 0x80;
-  	      utf8_upper_boundary = 0xBF;
-
-  	      // 6. Set UTF-8 code point to (UTF-8 code point << 6) | (byte &
-  	      // 0x3F)
-  	      utf8_code_point = (utf8_code_point << 6) | (bite & 0x3F);
-
-  	      // 7. Increase utf-8 bytes seen by one.
-  	      utf8_bytes_seen += 1;
-
-  	      // 8. If utf-8 bytes seen is not equal to utf-8 bytes needed,
-  	      // continue.
-  	      if (utf8_bytes_seen !== utf8_bytes_needed)
-  	        return null;
-
-  	      // 9. Let code point be utf-8 code point.
-  	      var code_point = utf8_code_point;
-
-  	      // 10. Set utf-8 code point, utf-8 bytes needed, and utf-8 bytes
-  	      // seen to 0.
-  	      utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0;
-
-  	      // 11. Return a code point whose value is code point.
-  	      return code_point;
-  	    };
-  	  }
-
-  	  // 9.1.2 utf-8 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF8Encoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Set count and offset based on the range code point is in:
-  	      var count, offset;
-  	      // U+0080 to U+07FF, inclusive:
-  	      if (inRange(code_point, 0x0080, 0x07FF)) {
-  	        // 1 and 0xC0
-  	        count = 1;
-  	        offset = 0xC0;
-  	      }
-  	      // U+0800 to U+FFFF, inclusive:
-  	      else if (inRange(code_point, 0x0800, 0xFFFF)) {
-  	        // 2 and 0xE0
-  	        count = 2;
-  	        offset = 0xE0;
-  	      }
-  	      // U+10000 to U+10FFFF, inclusive:
-  	      else if (inRange(code_point, 0x10000, 0x10FFFF)) {
-  	        // 3 and 0xF0
-  	        count = 3;
-  	        offset = 0xF0;
-  	      }
-
-  	      // 4. Let bytes be a byte sequence whose first byte is (code
-  	      // point >> (6 × count)) + offset.
-  	      var bytes = [(code_point >> (6 * count)) + offset];
-
-  	      // 5. Run these substeps while count is greater than 0:
-  	      while (count > 0) {
-
-  	        // 1. Set temp to code point >> (6 × (count − 1)).
-  	        var temp = code_point >> (6 * (count - 1));
-
-  	        // 2. Append to bytes 0x80 | (temp & 0x3F).
-  	        bytes.push(0x80 | (temp & 0x3F));
-
-  	        // 3. Decrease count by one.
-  	        count -= 1;
-  	      }
-
-  	      // 6. Return bytes bytes, in order.
-  	      return bytes;
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['UTF-8'] = function(options) {
-  	    return new UTF8Encoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['UTF-8'] = function(options) {
-  	    return new UTF8Decoder(options);
-  	  };
-
-  	  //
-  	  // 10. Legacy single-byte encodings
-  	  //
-
-  	  // 10.1 single-byte decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {!Array.<number>} index The encoding index.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function SingleByteDecoder(index, options) {
-  	    var fatal = options.fatal;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream, return finished.
-  	      if (bite === end_of_stream)
-  	        return finished;
-
-  	      // 2. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 3. Let code point be the index code point for byte − 0x80 in
-  	      // index single-byte.
-  	      var code_point = index[bite - 0x80];
-
-  	      // 4. If code point is null, return error.
-  	      if (code_point === null)
-  	        return decoderError(fatal);
-
-  	      // 5. Return a code point whose value is code point.
-  	      return code_point;
-  	    };
-  	  }
-
-  	  // 10.2 single-byte encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {!Array.<?number>} index The encoding index.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function SingleByteEncoder(index, options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Let pointer be the index pointer for code point in index
-  	      // single-byte.
-  	      var pointer = indexPointerFor(code_point, index);
-
-  	      // 4. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        encoderError(code_point);
-
-  	      // 5. Return a byte whose value is pointer + 0x80.
-  	      return pointer + 0x80;
-  	    };
-  	  }
-
-  	  (function() {
-  	    if (!('encoding-indexes' in global))
-  	      return;
-  	    encodings.forEach(function(category) {
-  	      if (category.heading !== 'Legacy single-byte encodings')
-  	        return;
-  	      category.encodings.forEach(function(encoding) {
-  	        var name = encoding.name;
-  	        var idx = index(name.toLowerCase());
-  	        /** @param {{fatal: boolean}} options */
-  	        decoders[name] = function(options) {
-  	          return new SingleByteDecoder(idx, options);
-  	        };
-  	        /** @param {{fatal: boolean}} options */
-  	        encoders[name] = function(options) {
-  	          return new SingleByteEncoder(idx, options);
-  	        };
-  	      });
-  	    });
-  	  }());
-
-  	  //
-  	  // 11. Legacy multi-byte Chinese (simplified) encodings
-  	  //
-
-  	  // 11.1 gbk
-
-  	  // 11.1.1 gbk decoder
-  	  // gbk's decoder is gb18030's decoder.
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['GBK'] = function(options) {
-  	    return new GB18030Decoder(options);
-  	  };
-
-  	  // 11.1.2 gbk encoder
-  	  // gbk's encoder is gb18030's encoder with its gbk flag set.
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['GBK'] = function(options) {
-  	    return new GB18030Encoder(options, true);
-  	  };
-
-  	  // 11.2 gb18030
-
-  	  // 11.2.1 gb18030 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function GB18030Decoder(options) {
-  	    var fatal = options.fatal;
-  	    // gb18030's decoder has an associated gb18030 first, gb18030
-  	    // second, and gb18030 third (all initially 0x00).
-  	    var /** @type {number} */ gb18030_first = 0x00,
-  	        /** @type {number} */ gb18030_second = 0x00,
-  	        /** @type {number} */ gb18030_third = 0x00;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and gb18030 first, gb18030
-  	      // second, and gb18030 third are 0x00, return finished.
-  	      if (bite === end_of_stream && gb18030_first === 0x00 &&
-  	          gb18030_second === 0x00 && gb18030_third === 0x00) {
-  	        return finished;
-  	      }
-  	      // 2. If byte is end-of-stream, and gb18030 first, gb18030
-  	      // second, or gb18030 third is not 0x00, set gb18030 first,
-  	      // gb18030 second, and gb18030 third to 0x00, and return error.
-  	      if (bite === end_of_stream &&
-  	          (gb18030_first !== 0x00 || gb18030_second !== 0x00 ||
-  	           gb18030_third !== 0x00)) {
-  	        gb18030_first = 0x00;
-  	        gb18030_second = 0x00;
-  	        gb18030_third = 0x00;
-  	        decoderError(fatal);
-  	      }
-  	      var code_point;
-  	      // 3. If gb18030 third is not 0x00, run these substeps:
-  	      if (gb18030_third !== 0x00) {
-  	        // 1. Let code point be null.
-  	        code_point = null;
-  	        // 2. If byte is in the range 0x30 to 0x39, inclusive, set
-  	        // code point to the index gb18030 ranges code point for
-  	        // (((gb18030 first − 0x81) × 10 + gb18030 second − 0x30) ×
-  	        // 126 + gb18030 third − 0x81) × 10 + byte − 0x30.
-  	        if (inRange(bite, 0x30, 0x39)) {
-  	          code_point = indexGB18030RangesCodePointFor(
-  	              (((gb18030_first - 0x81) * 10 + gb18030_second - 0x30) * 126 +
-  	               gb18030_third - 0x81) * 10 + bite - 0x30);
-  	        }
-
-  	        // 3. Let buffer be a byte sequence consisting of gb18030
-  	        // second, gb18030 third, and byte, in order.
-  	        var buffer = [gb18030_second, gb18030_third, bite];
-
-  	        // 4. Set gb18030 first, gb18030 second, and gb18030 third to
-  	        // 0x00.
-  	        gb18030_first = 0x00;
-  	        gb18030_second = 0x00;
-  	        gb18030_third = 0x00;
-
-  	        // 5. If code point is null, prepend buffer to stream and
-  	        // return error.
-  	        if (code_point === null) {
-  	          stream.prepend(buffer);
-  	          return decoderError(fatal);
-  	        }
-
-  	        // 6. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If gb18030 second is not 0x00, run these substeps:
-  	      if (gb18030_second !== 0x00) {
-
-  	        // 1. If byte is in the range 0x81 to 0xFE, inclusive, set
-  	        // gb18030 third to byte and return continue.
-  	        if (inRange(bite, 0x81, 0xFE)) {
-  	          gb18030_third = bite;
-  	          return null;
-  	        }
-
-  	        // 2. Prepend gb18030 second followed by byte to stream, set
-  	        // gb18030 first and gb18030 second to 0x00, and return error.
-  	        stream.prepend([gb18030_second, bite]);
-  	        gb18030_first = 0x00;
-  	        gb18030_second = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 5. If gb18030 first is not 0x00, run these substeps:
-  	      if (gb18030_first !== 0x00) {
-
-  	        // 1. If byte is in the range 0x30 to 0x39, inclusive, set
-  	        // gb18030 second to byte and return continue.
-  	        if (inRange(bite, 0x30, 0x39)) {
-  	          gb18030_second = bite;
-  	          return null;
-  	        }
-
-  	        // 2. Let lead be gb18030 first, let pointer be null, and set
-  	        // gb18030 first to 0x00.
-  	        var lead = gb18030_first;
-  	        var pointer = null;
-  	        gb18030_first = 0x00;
-
-  	        // 3. Let offset be 0x40 if byte is less than 0x7F and 0x41
-  	        // otherwise.
-  	        var offset = bite < 0x7F ? 0x40 : 0x41;
-
-  	        // 4. If byte is in the range 0x40 to 0x7E, inclusive, or 0x80
-  	        // to 0xFE, inclusive, set pointer to (lead − 0x81) × 190 +
-  	        // (byte − offset).
-  	        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0x80, 0xFE))
-  	          pointer = (lead - 0x81) * 190 + (bite - offset);
-
-  	        // 5. Let code point be null if pointer is null and the index
-  	        // code point for pointer in index gb18030 otherwise.
-  	        code_point = pointer === null ? null :
-  	            indexCodePointFor(pointer, index('gb18030'));
-
-  	        // 6. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (code_point === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 7. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 8. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 6. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 7. If byte is 0x80, return code point U+20AC.
-  	      if (bite === 0x80)
-  	        return 0x20AC;
-
-  	      // 8. If byte is in the range 0x81 to 0xFE, inclusive, set
-  	      // gb18030 first to byte and return continue.
-  	      if (inRange(bite, 0x81, 0xFE)) {
-  	        gb18030_first = bite;
-  	        return null;
-  	      }
-
-  	      // 9. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 11.2.2 gb18030 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   * @param {boolean=} gbk_flag
-  	   */
-  	  function GB18030Encoder(options, gbk_flag) {
-  	    options.fatal;
-  	    // gb18030's decoder has an associated gbk flag (initially unset).
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. If code point is U+E5E5, return error with code point.
-  	      if (code_point === 0xE5E5)
-  	        return encoderError(code_point);
-
-  	      // 4. If the gbk flag is set and code point is U+20AC, return
-  	      // byte 0x80.
-  	      if (gbk_flag && code_point === 0x20AC)
-  	        return 0x80;
-
-  	      // 5. Let pointer be the index pointer for code point in index
-  	      // gb18030.
-  	      var pointer = indexPointerFor(code_point, index('gb18030'));
-
-  	      // 6. If pointer is not null, run these substeps:
-  	      if (pointer !== null) {
-
-  	        // 1. Let lead be floor(pointer / 190) + 0x81.
-  	        var lead = floor(pointer / 190) + 0x81;
-
-  	        // 2. Let trail be pointer % 190.
-  	        var trail = pointer % 190;
-
-  	        // 3. Let offset be 0x40 if trail is less than 0x3F and 0x41 otherwise.
-  	        var offset = trail < 0x3F ? 0x40 : 0x41;
-
-  	        // 4. Return two bytes whose values are lead and trail + offset.
-  	        return [lead, trail + offset];
-  	      }
-
-  	      // 7. If gbk flag is set, return error with code point.
-  	      if (gbk_flag)
-  	        return encoderError(code_point);
-
-  	      // 8. Set pointer to the index gb18030 ranges pointer for code
-  	      // point.
-  	      pointer = indexGB18030RangesPointerFor(code_point);
-
-  	      // 9. Let byte1 be floor(pointer / 10 / 126 / 10).
-  	      var byte1 = floor(pointer / 10 / 126 / 10);
-
-  	      // 10. Set pointer to pointer − byte1 × 10 × 126 × 10.
-  	      pointer = pointer - byte1 * 10 * 126 * 10;
-
-  	      // 11. Let byte2 be floor(pointer / 10 / 126).
-  	      var byte2 = floor(pointer / 10 / 126);
-
-  	      // 12. Set pointer to pointer − byte2 × 10 × 126.
-  	      pointer = pointer - byte2 * 10 * 126;
-
-  	      // 13. Let byte3 be floor(pointer / 10).
-  	      var byte3 = floor(pointer / 10);
-
-  	      // 14. Let byte4 be pointer − byte3 × 10.
-  	      var byte4 = pointer - byte3 * 10;
-
-  	      // 15. Return four bytes whose values are byte1 + 0x81, byte2 +
-  	      // 0x30, byte3 + 0x81, byte4 + 0x30.
-  	      return [byte1 + 0x81,
-  	              byte2 + 0x30,
-  	              byte3 + 0x81,
-  	              byte4 + 0x30];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['gb18030'] = function(options) {
-  	    return new GB18030Encoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['gb18030'] = function(options) {
-  	    return new GB18030Decoder(options);
-  	  };
-
-
-  	  //
-  	  // 12. Legacy multi-byte Chinese (traditional) encodings
-  	  //
-
-  	  // 12.1 Big5
-
-  	  // 12.1.1 Big5 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function Big5Decoder(options) {
-  	    var fatal = options.fatal;
-  	    // Big5's decoder has an associated Big5 lead (initially 0x00).
-  	    var /** @type {number} */ Big5_lead = 0x00;
-
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and Big5 lead is not 0x00, set
-  	      // Big5 lead to 0x00 and return error.
-  	      if (bite === end_of_stream && Big5_lead !== 0x00) {
-  	        Big5_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and Big5 lead is 0x00, return
-  	      // finished.
-  	      if (bite === end_of_stream && Big5_lead === 0x00)
-  	        return finished;
-
-  	      // 3. If Big5 lead is not 0x00, let lead be Big5 lead, let
-  	      // pointer be null, set Big5 lead to 0x00, and then run these
-  	      // substeps:
-  	      if (Big5_lead !== 0x00) {
-  	        var lead = Big5_lead;
-  	        var pointer = null;
-  	        Big5_lead = 0x00;
-
-  	        // 1. Let offset be 0x40 if byte is less than 0x7F and 0x62
-  	        // otherwise.
-  	        var offset = bite < 0x7F ? 0x40 : 0x62;
-
-  	        // 2. If byte is in the range 0x40 to 0x7E, inclusive, or 0xA1
-  	        // to 0xFE, inclusive, set pointer to (lead − 0x81) × 157 +
-  	        // (byte − offset).
-  	        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0xA1, 0xFE))
-  	          pointer = (lead - 0x81) * 157 + (bite - offset);
-
-  	        // 3. If there is a row in the table below whose first column
-  	        // is pointer, return the two code points listed in its second
-  	        // column
-  	        // Pointer | Code points
-  	        // --------+--------------
-  	        // 1133    | U+00CA U+0304
-  	        // 1135    | U+00CA U+030C
-  	        // 1164    | U+00EA U+0304
-  	        // 1166    | U+00EA U+030C
-  	        switch (pointer) {
-  	          case 1133: return [0x00CA, 0x0304];
-  	          case 1135: return [0x00CA, 0x030C];
-  	          case 1164: return [0x00EA, 0x0304];
-  	          case 1166: return [0x00EA, 0x030C];
-  	        }
-
-  	        // 4. Let code point be null if pointer is null and the index
-  	        // code point for pointer in index Big5 otherwise.
-  	        var code_point = (pointer === null) ? null :
-  	            indexCodePointFor(pointer, index('big5'));
-
-  	        // 5. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (code_point === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 6. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 7. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 5. If byte is in the range 0x81 to 0xFE, inclusive, set Big5
-  	      // lead to byte and return continue.
-  	      if (inRange(bite, 0x81, 0xFE)) {
-  	        Big5_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 6. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 12.1.2 Big5 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function Big5Encoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Let pointer be the index Big5 pointer for code point.
-  	      var pointer = indexBig5PointerFor(code_point);
-
-  	      // 4. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 5. Let lead be floor(pointer / 157) + 0x81.
-  	      var lead = floor(pointer / 157) + 0x81;
-
-  	      // 6. If lead is less than 0xA1, return error with code point.
-  	      if (lead < 0xA1)
-  	        return encoderError(code_point);
-
-  	      // 7. Let trail be pointer % 157.
-  	      var trail = pointer % 157;
-
-  	      // 8. Let offset be 0x40 if trail is less than 0x3F and 0x62
-  	      // otherwise.
-  	      var offset = trail < 0x3F ? 0x40 : 0x62;
-
-  	      // Return two bytes whose values are lead and trail + offset.
-  	      return [lead, trail + offset];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['Big5'] = function(options) {
-  	    return new Big5Encoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['Big5'] = function(options) {
-  	    return new Big5Decoder(options);
-  	  };
-
-
-  	  //
-  	  // 13. Legacy multi-byte Japanese encodings
-  	  //
-
-  	  // 13.1 euc-jp
-
-  	  // 13.1.1 euc-jp decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCJPDecoder(options) {
-  	    var fatal = options.fatal;
-
-  	    // euc-jp's decoder has an associated euc-jp jis0212 flag
-  	    // (initially unset) and euc-jp lead (initially 0x00).
-  	    var /** @type {boolean} */ eucjp_jis0212_flag = false,
-  	        /** @type {number} */ eucjp_lead = 0x00;
-
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and euc-jp lead is not 0x00, set
-  	      // euc-jp lead to 0x00, and return error.
-  	      if (bite === end_of_stream && eucjp_lead !== 0x00) {
-  	        eucjp_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and euc-jp lead is 0x00, return
-  	      // finished.
-  	      if (bite === end_of_stream && eucjp_lead === 0x00)
-  	        return finished;
-
-  	      // 3. If euc-jp lead is 0x8E and byte is in the range 0xA1 to
-  	      // 0xDF, inclusive, set euc-jp lead to 0x00 and return a code
-  	      // point whose value is 0xFF61 − 0xA1 + byte.
-  	      if (eucjp_lead === 0x8E && inRange(bite, 0xA1, 0xDF)) {
-  	        eucjp_lead = 0x00;
-  	        return 0xFF61 - 0xA1 + bite;
-  	      }
-
-  	      // 4. If euc-jp lead is 0x8F and byte is in the range 0xA1 to
-  	      // 0xFE, inclusive, set the euc-jp jis0212 flag, set euc-jp lead
-  	      // to byte, and return continue.
-  	      if (eucjp_lead === 0x8F && inRange(bite, 0xA1, 0xFE)) {
-  	        eucjp_jis0212_flag = true;
-  	        eucjp_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 5. If euc-jp lead is not 0x00, let lead be euc-jp lead, set
-  	      // euc-jp lead to 0x00, and run these substeps:
-  	      if (eucjp_lead !== 0x00) {
-  	        var lead = eucjp_lead;
-  	        eucjp_lead = 0x00;
-
-  	        // 1. Let code point be null.
-  	        var code_point = null;
-
-  	        // 2. If lead and byte are both in the range 0xA1 to 0xFE,
-  	        // inclusive, set code point to the index code point for (lead
-  	        // − 0xA1) × 94 + byte − 0xA1 in index jis0208 if the euc-jp
-  	        // jis0212 flag is unset and in index jis0212 otherwise.
-  	        if (inRange(lead, 0xA1, 0xFE) && inRange(bite, 0xA1, 0xFE)) {
-  	          code_point = indexCodePointFor(
-  	            (lead - 0xA1) * 94 + (bite - 0xA1),
-  	            index(!eucjp_jis0212_flag ? 'jis0208' : 'jis0212'));
-  	        }
-
-  	        // 3. Unset the euc-jp jis0212 flag.
-  	        eucjp_jis0212_flag = false;
-
-  	        // 4. If byte is not in the range 0xA1 to 0xFE, inclusive,
-  	        // prepend byte to stream.
-  	        if (!inRange(bite, 0xA1, 0xFE))
-  	          stream.prepend(bite);
-
-  	        // 5. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 6. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 6. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 7. If byte is 0x8E, 0x8F, or in the range 0xA1 to 0xFE,
-  	      // inclusive, set euc-jp lead to byte and return continue.
-  	      if (bite === 0x8E || bite === 0x8F || inRange(bite, 0xA1, 0xFE)) {
-  	        eucjp_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 8. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 13.1.2 euc-jp encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCJPEncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. If code point is U+00A5, return byte 0x5C.
-  	      if (code_point === 0x00A5)
-  	        return 0x5C;
-
-  	      // 4. If code point is U+203E, return byte 0x7E.
-  	      if (code_point === 0x203E)
-  	        return 0x7E;
-
-  	      // 5. If code point is in the range U+FF61 to U+FF9F, inclusive,
-  	      // return two bytes whose values are 0x8E and code point −
-  	      // 0xFF61 + 0xA1.
-  	      if (inRange(code_point, 0xFF61, 0xFF9F))
-  	        return [0x8E, code_point - 0xFF61 + 0xA1];
-
-  	      // 6. If code point is U+2212, set it to U+FF0D.
-  	      if (code_point === 0x2212)
-  	        code_point = 0xFF0D;
-
-  	      // 7. Let pointer be the index pointer for code point in index
-  	      // jis0208.
-  	      var pointer = indexPointerFor(code_point, index('jis0208'));
-
-  	      // 8. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 9. Let lead be floor(pointer / 94) + 0xA1.
-  	      var lead = floor(pointer / 94) + 0xA1;
-
-  	      // 10. Let trail be pointer % 94 + 0xA1.
-  	      var trail = pointer % 94 + 0xA1;
-
-  	      // 11. Return two bytes whose values are lead and trail.
-  	      return [lead, trail];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['EUC-JP'] = function(options) {
-  	    return new EUCJPEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['EUC-JP'] = function(options) {
-  	    return new EUCJPDecoder(options);
-  	  };
-
-  	  // 13.2 iso-2022-jp
-
-  	  // 13.2.1 iso-2022-jp decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ISO2022JPDecoder(options) {
-  	    var fatal = options.fatal;
-  	    /** @enum */
-  	    var states = {
-  	      ASCII: 0,
-  	      Roman: 1,
-  	      Katakana: 2,
-  	      LeadByte: 3,
-  	      TrailByte: 4,
-  	      EscapeStart: 5,
-  	      Escape: 6
-  	    };
-  	    // iso-2022-jp's decoder has an associated iso-2022-jp decoder
-  	    // state (initially ASCII), iso-2022-jp decoder output state
-  	    // (initially ASCII), iso-2022-jp lead (initially 0x00), and
-  	    // iso-2022-jp output flag (initially unset).
-  	    var /** @type {number} */ iso2022jp_decoder_state = states.ASCII,
-  	        /** @type {number} */ iso2022jp_decoder_output_state = states.ASCII,
-  	        /** @type {number} */ iso2022jp_lead = 0x00,
-  	        /** @type {boolean} */ iso2022jp_output_flag = false;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // switching on iso-2022-jp decoder state:
-  	      switch (iso2022jp_decoder_state) {
-  	      default:
-  	      case states.ASCII:
-  	        // ASCII
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x00 to 0x7F, excluding 0x0E, 0x0F, and 0x1B
-  	        if (inRange(bite, 0x00, 0x7F) && bite !== 0x0E
-  	            && bite !== 0x0F && bite !== 0x1B) {
-  	          // Unset the iso-2022-jp output flag and return a code point
-  	          // whose value is byte.
-  	          iso2022jp_output_flag = false;
-  	          return bite;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.Roman:
-  	        // Roman
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x5C
-  	        if (bite === 0x5C) {
-  	          // Unset the iso-2022-jp output flag and return code point
-  	          // U+00A5.
-  	          iso2022jp_output_flag = false;
-  	          return 0x00A5;
-  	        }
-
-  	        // 0x7E
-  	        if (bite === 0x7E) {
-  	          // Unset the iso-2022-jp output flag and return code point
-  	          // U+203E.
-  	          iso2022jp_output_flag = false;
-  	          return 0x203E;
-  	        }
-
-  	        // 0x00 to 0x7F, excluding 0x0E, 0x0F, 0x1B, 0x5C, and 0x7E
-  	        if (inRange(bite, 0x00, 0x7F) && bite !== 0x0E && bite !== 0x0F
-  	            && bite !== 0x1B && bite !== 0x5C && bite !== 0x7E) {
-  	          // Unset the iso-2022-jp output flag and return a code point
-  	          // whose value is byte.
-  	          iso2022jp_output_flag = false;
-  	          return bite;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.Katakana:
-  	        // Katakana
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x21 to 0x5F
-  	        if (inRange(bite, 0x21, 0x5F)) {
-  	          // Unset the iso-2022-jp output flag and return a code point
-  	          // whose value is 0xFF61 − 0x21 + byte.
-  	          iso2022jp_output_flag = false;
-  	          return 0xFF61 - 0x21 + bite;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.LeadByte:
-  	        // Lead byte
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return null;
-  	        }
-
-  	        // 0x21 to 0x7E
-  	        if (inRange(bite, 0x21, 0x7E)) {
-  	          // Unset the iso-2022-jp output flag, set iso-2022-jp lead
-  	          // to byte, iso-2022-jp decoder state to trail byte, and
-  	          // return continue.
-  	          iso2022jp_output_flag = false;
-  	          iso2022jp_lead = bite;
-  	          iso2022jp_decoder_state = states.TrailByte;
-  	          return null;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Return finished.
-  	          return finished;
-  	        }
-
-  	        // Otherwise
-  	        // Unset the iso-2022-jp output flag and return error.
-  	        iso2022jp_output_flag = false;
-  	        return decoderError(fatal);
-
-  	      case states.TrailByte:
-  	        // Trail byte
-  	        // Based on byte:
-
-  	        // 0x1B
-  	        if (bite === 0x1B) {
-  	          // Set iso-2022-jp decoder state to escape start and return
-  	          // continue.
-  	          iso2022jp_decoder_state = states.EscapeStart;
-  	          return decoderError(fatal);
-  	        }
-
-  	        // 0x21 to 0x7E
-  	        if (inRange(bite, 0x21, 0x7E)) {
-  	          // 1. Set the iso-2022-jp decoder state to lead byte.
-  	          iso2022jp_decoder_state = states.LeadByte;
-
-  	          // 2. Let pointer be (iso-2022-jp lead − 0x21) × 94 + byte − 0x21.
-  	          var pointer = (iso2022jp_lead - 0x21) * 94 + bite - 0x21;
-
-  	          // 3. Let code point be the index code point for pointer in
-  	          // index jis0208.
-  	          var code_point = indexCodePointFor(pointer, index('jis0208'));
-
-  	          // 4. If code point is null, return error.
-  	          if (code_point === null)
-  	            return decoderError(fatal);
-
-  	          // 5. Return a code point whose value is code point.
-  	          return code_point;
-  	        }
-
-  	        // end-of-stream
-  	        if (bite === end_of_stream) {
-  	          // Set the iso-2022-jp decoder state to lead byte, prepend
-  	          // byte to stream, and return error.
-  	          iso2022jp_decoder_state = states.LeadByte;
-  	          stream.prepend(bite);
-  	          return decoderError(fatal);
-  	        }
-
-  	        // Otherwise
-  	        // Set iso-2022-jp decoder state to lead byte and return
-  	        // error.
-  	        iso2022jp_decoder_state = states.LeadByte;
-  	        return decoderError(fatal);
-
-  	      case states.EscapeStart:
-  	        // Escape start
-
-  	        // 1. If byte is either 0x24 or 0x28, set iso-2022-jp lead to
-  	        // byte, iso-2022-jp decoder state to escape, and return
-  	        // continue.
-  	        if (bite === 0x24 || bite === 0x28) {
-  	          iso2022jp_lead = bite;
-  	          iso2022jp_decoder_state = states.Escape;
-  	          return null;
-  	        }
-
-  	        // 2. Prepend byte to stream.
-  	        stream.prepend(bite);
-
-  	        // 3. Unset the iso-2022-jp output flag, set iso-2022-jp
-  	        // decoder state to iso-2022-jp decoder output state, and
-  	        // return error.
-  	        iso2022jp_output_flag = false;
-  	        iso2022jp_decoder_state = iso2022jp_decoder_output_state;
-  	        return decoderError(fatal);
-
-  	      case states.Escape:
-  	        // Escape
-
-  	        // 1. Let lead be iso-2022-jp lead and set iso-2022-jp lead to
-  	        // 0x00.
-  	        var lead = iso2022jp_lead;
-  	        iso2022jp_lead = 0x00;
-
-  	        // 2. Let state be null.
-  	        var state = null;
-
-  	        // 3. If lead is 0x28 and byte is 0x42, set state to ASCII.
-  	        if (lead === 0x28 && bite === 0x42)
-  	          state = states.ASCII;
-
-  	        // 4. If lead is 0x28 and byte is 0x4A, set state to Roman.
-  	        if (lead === 0x28 && bite === 0x4A)
-  	          state = states.Roman;
-
-  	        // 5. If lead is 0x28 and byte is 0x49, set state to Katakana.
-  	        if (lead === 0x28 && bite === 0x49)
-  	          state = states.Katakana;
-
-  	        // 6. If lead is 0x24 and byte is either 0x40 or 0x42, set
-  	        // state to lead byte.
-  	        if (lead === 0x24 && (bite === 0x40 || bite === 0x42))
-  	          state = states.LeadByte;
-
-  	        // 7. If state is non-null, run these substeps:
-  	        if (state !== null) {
-  	          // 1. Set iso-2022-jp decoder state and iso-2022-jp decoder
-  	          // output state to states.
-  	          iso2022jp_decoder_state = iso2022jp_decoder_state = state;
-
-  	          // 2. Let output flag be the iso-2022-jp output flag.
-  	          var output_flag = iso2022jp_output_flag;
-
-  	          // 3. Set the iso-2022-jp output flag.
-  	          iso2022jp_output_flag = true;
-
-  	          // 4. Return continue, if output flag is unset, and error
-  	          // otherwise.
-  	          return !output_flag ? null : decoderError(fatal);
-  	        }
-
-  	        // 8. Prepend lead and byte to stream.
-  	        stream.prepend([lead, bite]);
-
-  	        // 9. Unset the iso-2022-jp output flag, set iso-2022-jp
-  	        // decoder state to iso-2022-jp decoder output state and
-  	        // return error.
-  	        iso2022jp_output_flag = false;
-  	        iso2022jp_decoder_state = iso2022jp_decoder_output_state;
-  	        return decoderError(fatal);
-  	      }
-  	    };
-  	  }
-
-  	  // 13.2.2 iso-2022-jp encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ISO2022JPEncoder(options) {
-  	    options.fatal;
-  	    // iso-2022-jp's encoder has an associated iso-2022-jp encoder
-  	    // state which is one of ASCII, Roman, and jis0208 (initially
-  	    // ASCII).
-  	    /** @enum */
-  	    var states = {
-  	      ASCII: 0,
-  	      Roman: 1,
-  	      jis0208: 2
-  	    };
-  	    var /** @type {number} */ iso2022jp_state = states.ASCII;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream and iso-2022-jp encoder
-  	      // state is not ASCII, prepend code point to stream, set
-  	      // iso-2022-jp encoder state to ASCII, and return three bytes
-  	      // 0x1B 0x28 0x42.
-  	      if (code_point === end_of_stream &&
-  	          iso2022jp_state !== states.ASCII) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.ASCII;
-  	        return [0x1B, 0x28, 0x42];
-  	      }
-
-  	      // 2. If code point is end-of-stream and iso-2022-jp encoder
-  	      // state is ASCII, return finished.
-  	      if (code_point === end_of_stream && iso2022jp_state === states.ASCII)
-  	        return finished;
-
-  	      // 3. If ISO-2022-JP encoder state is ASCII or Roman, and code
-  	      // point is U+000E, U+000F, or U+001B, return error with U+FFFD.
-  	      if ((iso2022jp_state === states.ASCII ||
-  	           iso2022jp_state === states.Roman) &&
-  	          (code_point === 0x000E || code_point === 0x000F ||
-  	           code_point === 0x001B)) {
-  	        return encoderError(0xFFFD);
-  	      }
-
-  	      // 4. If iso-2022-jp encoder state is ASCII and code point is an
-  	      // ASCII code point, return a byte whose value is code point.
-  	      if (iso2022jp_state === states.ASCII &&
-  	          isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 5. If iso-2022-jp encoder state is Roman and code point is an
-  	      // ASCII code point, excluding U+005C and U+007E, or is U+00A5
-  	      // or U+203E, run these substeps:
-  	      if (iso2022jp_state === states.Roman &&
-  	          ((isASCIICodePoint(code_point) &&
-  	           code_point !== 0x005C && code_point !== 0x007E) ||
-  	          (code_point == 0x00A5 || code_point == 0x203E))) {
-
-  	        // 1. If code point is an ASCII code point, return a byte
-  	        // whose value is code point.
-  	        if (isASCIICodePoint(code_point))
-  	          return code_point;
-
-  	        // 2. If code point is U+00A5, return byte 0x5C.
-  	        if (code_point === 0x00A5)
-  	          return 0x5C;
-
-  	        // 3. If code point is U+203E, return byte 0x7E.
-  	        if (code_point === 0x203E)
-  	          return 0x7E;
-  	      }
-
-  	      // 6. If code point is an ASCII code point, and iso-2022-jp
-  	      // encoder state is not ASCII, prepend code point to stream, set
-  	      // iso-2022-jp encoder state to ASCII, and return three bytes
-  	      // 0x1B 0x28 0x42.
-  	      if (isASCIICodePoint(code_point) &&
-  	          iso2022jp_state !== states.ASCII) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.ASCII;
-  	        return [0x1B, 0x28, 0x42];
-  	      }
-
-  	      // 7. If code point is either U+00A5 or U+203E, and iso-2022-jp
-  	      // encoder state is not Roman, prepend code point to stream, set
-  	      // iso-2022-jp encoder state to Roman, and return three bytes
-  	      // 0x1B 0x28 0x4A.
-  	      if ((code_point === 0x00A5 || code_point === 0x203E) &&
-  	          iso2022jp_state !== states.Roman) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.Roman;
-  	        return [0x1B, 0x28, 0x4A];
-  	      }
-
-  	      // 8. If code point is U+2212, set it to U+FF0D.
-  	      if (code_point === 0x2212)
-  	        code_point = 0xFF0D;
-
-  	      // 9. Let pointer be the index pointer for code point in index
-  	      // jis0208.
-  	      var pointer = indexPointerFor(code_point, index('jis0208'));
-
-  	      // 10. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 11. If iso-2022-jp encoder state is not jis0208, prepend code
-  	      // point to stream, set iso-2022-jp encoder state to jis0208,
-  	      // and return three bytes 0x1B 0x24 0x42.
-  	      if (iso2022jp_state !== states.jis0208) {
-  	        stream.prepend(code_point);
-  	        iso2022jp_state = states.jis0208;
-  	        return [0x1B, 0x24, 0x42];
-  	      }
-
-  	      // 12. Let lead be floor(pointer / 94) + 0x21.
-  	      var lead = floor(pointer / 94) + 0x21;
-
-  	      // 13. Let trail be pointer % 94 + 0x21.
-  	      var trail = pointer % 94 + 0x21;
-
-  	      // 14. Return two bytes whose values are lead and trail.
-  	      return [lead, trail];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['ISO-2022-JP'] = function(options) {
-  	    return new ISO2022JPEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['ISO-2022-JP'] = function(options) {
-  	    return new ISO2022JPDecoder(options);
-  	  };
-
-  	  // 13.3 Shift_JIS
-
-  	  // 13.3.1 Shift_JIS decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ShiftJISDecoder(options) {
-  	    var fatal = options.fatal;
-  	    // Shift_JIS's decoder has an associated Shift_JIS lead (initially
-  	    // 0x00).
-  	    var /** @type {number} */ Shift_JIS_lead = 0x00;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and Shift_JIS lead is not 0x00,
-  	      // set Shift_JIS lead to 0x00 and return error.
-  	      if (bite === end_of_stream && Shift_JIS_lead !== 0x00) {
-  	        Shift_JIS_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and Shift_JIS lead is 0x00,
-  	      // return finished.
-  	      if (bite === end_of_stream && Shift_JIS_lead === 0x00)
-  	        return finished;
-
-  	      // 3. If Shift_JIS lead is not 0x00, let lead be Shift_JIS lead,
-  	      // let pointer be null, set Shift_JIS lead to 0x00, and then run
-  	      // these substeps:
-  	      if (Shift_JIS_lead !== 0x00) {
-  	        var lead = Shift_JIS_lead;
-  	        var pointer = null;
-  	        Shift_JIS_lead = 0x00;
-
-  	        // 1. Let offset be 0x40, if byte is less than 0x7F, and 0x41
-  	        // otherwise.
-  	        var offset = (bite < 0x7F) ? 0x40 : 0x41;
-
-  	        // 2. Let lead offset be 0x81, if lead is less than 0xA0, and
-  	        // 0xC1 otherwise.
-  	        var lead_offset = (lead < 0xA0) ? 0x81 : 0xC1;
-
-  	        // 3. If byte is in the range 0x40 to 0x7E, inclusive, or 0x80
-  	        // to 0xFC, inclusive, set pointer to (lead − lead offset) ×
-  	        // 188 + byte − offset.
-  	        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0x80, 0xFC))
-  	          pointer = (lead - lead_offset) * 188 + bite - offset;
-
-  	        // 4. If pointer is in the range 8836 to 10715, inclusive,
-  	        // return a code point whose value is 0xE000 − 8836 + pointer.
-  	        if (inRange(pointer, 8836, 10715))
-  	          return 0xE000 - 8836 + pointer;
-
-  	        // 5. Let code point be null, if pointer is null, and the
-  	        // index code point for pointer in index jis0208 otherwise.
-  	        var code_point = (pointer === null) ? null :
-  	              indexCodePointFor(pointer, index('jis0208'));
-
-  	        // 6. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (code_point === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 7. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 8. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If byte is an ASCII byte or 0x80, return a code point
-  	      // whose value is byte.
-  	      if (isASCIIByte(bite) || bite === 0x80)
-  	        return bite;
-
-  	      // 5. If byte is in the range 0xA1 to 0xDF, inclusive, return a
-  	      // code point whose value is 0xFF61 − 0xA1 + byte.
-  	      if (inRange(bite, 0xA1, 0xDF))
-  	        return 0xFF61 - 0xA1 + bite;
-
-  	      // 6. If byte is in the range 0x81 to 0x9F, inclusive, or 0xE0
-  	      // to 0xFC, inclusive, set Shift_JIS lead to byte and return
-  	      // continue.
-  	      if (inRange(bite, 0x81, 0x9F) || inRange(bite, 0xE0, 0xFC)) {
-  	        Shift_JIS_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 7. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 13.3.2 Shift_JIS encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function ShiftJISEncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point or U+0080, return a
-  	      // byte whose value is code point.
-  	      if (isASCIICodePoint(code_point) || code_point === 0x0080)
-  	        return code_point;
-
-  	      // 3. If code point is U+00A5, return byte 0x5C.
-  	      if (code_point === 0x00A5)
-  	        return 0x5C;
-
-  	      // 4. If code point is U+203E, return byte 0x7E.
-  	      if (code_point === 0x203E)
-  	        return 0x7E;
-
-  	      // 5. If code point is in the range U+FF61 to U+FF9F, inclusive,
-  	      // return a byte whose value is code point − 0xFF61 + 0xA1.
-  	      if (inRange(code_point, 0xFF61, 0xFF9F))
-  	        return code_point - 0xFF61 + 0xA1;
-
-  	      // 6. If code point is U+2212, set it to U+FF0D.
-  	      if (code_point === 0x2212)
-  	        code_point = 0xFF0D;
-
-  	      // 7. Let pointer be the index Shift_JIS pointer for code point.
-  	      var pointer = indexShiftJISPointerFor(code_point);
-
-  	      // 8. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 9. Let lead be floor(pointer / 188).
-  	      var lead = floor(pointer / 188);
-
-  	      // 10. Let lead offset be 0x81, if lead is less than 0x1F, and
-  	      // 0xC1 otherwise.
-  	      var lead_offset = (lead < 0x1F) ? 0x81 : 0xC1;
-
-  	      // 11. Let trail be pointer % 188.
-  	      var trail = pointer % 188;
-
-  	      // 12. Let offset be 0x40, if trail is less than 0x3F, and 0x41
-  	      // otherwise.
-  	      var offset = (trail < 0x3F) ? 0x40 : 0x41;
-
-  	      // 13. Return two bytes whose values are lead + lead offset and
-  	      // trail + offset.
-  	      return [lead + lead_offset, trail + offset];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['Shift_JIS'] = function(options) {
-  	    return new ShiftJISEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['Shift_JIS'] = function(options) {
-  	    return new ShiftJISDecoder(options);
-  	  };
-
-  	  //
-  	  // 14. Legacy multi-byte Korean encodings
-  	  //
-
-  	  // 14.1 euc-kr
-
-  	  // 14.1.1 euc-kr decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCKRDecoder(options) {
-  	    var fatal = options.fatal;
-
-  	    // euc-kr's decoder has an associated euc-kr lead (initially 0x00).
-  	    var /** @type {number} */ euckr_lead = 0x00;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and euc-kr lead is not 0x00, set
-  	      // euc-kr lead to 0x00 and return error.
-  	      if (bite === end_of_stream && euckr_lead !== 0) {
-  	        euckr_lead = 0x00;
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and euc-kr lead is 0x00, return
-  	      // finished.
-  	      if (bite === end_of_stream && euckr_lead === 0)
-  	        return finished;
-
-  	      // 3. If euc-kr lead is not 0x00, let lead be euc-kr lead, let
-  	      // pointer be null, set euc-kr lead to 0x00, and then run these
-  	      // substeps:
-  	      if (euckr_lead !== 0x00) {
-  	        var lead = euckr_lead;
-  	        var pointer = null;
-  	        euckr_lead = 0x00;
-
-  	        // 1. If byte is in the range 0x41 to 0xFE, inclusive, set
-  	        // pointer to (lead − 0x81) × 190 + (byte − 0x41).
-  	        if (inRange(bite, 0x41, 0xFE))
-  	          pointer = (lead - 0x81) * 190 + (bite - 0x41);
-
-  	        // 2. Let code point be null, if pointer is null, and the
-  	        // index code point for pointer in index euc-kr otherwise.
-  	        var code_point = (pointer === null)
-  	              ? null : indexCodePointFor(pointer, index('euc-kr'));
-
-  	        // 3. If code point is null and byte is an ASCII byte, prepend
-  	        // byte to stream.
-  	        if (pointer === null && isASCIIByte(bite))
-  	          stream.prepend(bite);
-
-  	        // 4. If code point is null, return error.
-  	        if (code_point === null)
-  	          return decoderError(fatal);
-
-  	        // 5. Return a code point whose value is code point.
-  	        return code_point;
-  	      }
-
-  	      // 4. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 5. If byte is in the range 0x81 to 0xFE, inclusive, set
-  	      // euc-kr lead to byte and return continue.
-  	      if (inRange(bite, 0x81, 0xFE)) {
-  	        euckr_lead = bite;
-  	        return null;
-  	      }
-
-  	      // 6. Return error.
-  	      return decoderError(fatal);
-  	    };
-  	  }
-
-  	  // 14.1.2 euc-kr encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function EUCKREncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. Let pointer be the index pointer for code point in index
-  	      // euc-kr.
-  	      var pointer = indexPointerFor(code_point, index('euc-kr'));
-
-  	      // 4. If pointer is null, return error with code point.
-  	      if (pointer === null)
-  	        return encoderError(code_point);
-
-  	      // 5. Let lead be floor(pointer / 190) + 0x81.
-  	      var lead = floor(pointer / 190) + 0x81;
-
-  	      // 6. Let trail be pointer % 190 + 0x41.
-  	      var trail = (pointer % 190) + 0x41;
-
-  	      // 7. Return two bytes whose values are lead and trail.
-  	      return [lead, trail];
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['EUC-KR'] = function(options) {
-  	    return new EUCKREncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['EUC-KR'] = function(options) {
-  	    return new EUCKRDecoder(options);
-  	  };
-
-
-  	  //
-  	  // 15. Legacy miscellaneous encodings
-  	  //
-
-  	  // 15.1 replacement
-
-  	  // Not needed - API throws RangeError
-
-  	  // 15.2 Common infrastructure for utf-16be and utf-16le
-
-  	  /**
-  	   * @param {number} code_unit
-  	   * @param {boolean} utf16be
-  	   * @return {!Array.<number>} bytes
-  	   */
-  	  function convertCodeUnitToBytes(code_unit, utf16be) {
-  	    // 1. Let byte1 be code unit >> 8.
-  	    var byte1 = code_unit >> 8;
-
-  	    // 2. Let byte2 be code unit & 0x00FF.
-  	    var byte2 = code_unit & 0x00FF;
-
-  	    // 3. Then return the bytes in order:
-  	        // utf-16be flag is set: byte1, then byte2.
-  	    if (utf16be)
-  	      return [byte1, byte2];
-  	    // utf-16be flag is unset: byte2, then byte1.
-  	    return [byte2, byte1];
-  	  }
-
-  	  // 15.2.1 shared utf-16 decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {boolean} utf16_be True if big-endian, false if little-endian.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF16Decoder(utf16_be, options) {
-  	    var fatal = options.fatal;
-  	    var /** @type {?number} */ utf16_lead_byte = null,
-  	        /** @type {?number} */ utf16_lead_surrogate = null;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream and either utf-16 lead byte or
-  	      // utf-16 lead surrogate is not null, set utf-16 lead byte and
-  	      // utf-16 lead surrogate to null, and return error.
-  	      if (bite === end_of_stream && (utf16_lead_byte !== null ||
-  	                                utf16_lead_surrogate !== null)) {
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 2. If byte is end-of-stream and utf-16 lead byte and utf-16
-  	      // lead surrogate are null, return finished.
-  	      if (bite === end_of_stream && utf16_lead_byte === null &&
-  	          utf16_lead_surrogate === null) {
-  	        return finished;
-  	      }
-
-  	      // 3. If utf-16 lead byte is null, set utf-16 lead byte to byte
-  	      // and return continue.
-  	      if (utf16_lead_byte === null) {
-  	        utf16_lead_byte = bite;
-  	        return null;
-  	      }
-
-  	      // 4. Let code unit be the result of:
-  	      var code_unit;
-  	      if (utf16_be) {
-  	        // utf-16be decoder flag is set
-  	        //   (utf-16 lead byte << 8) + byte.
-  	        code_unit = (utf16_lead_byte << 8) + bite;
-  	      } else {
-  	        // utf-16be decoder flag is unset
-  	        //   (byte << 8) + utf-16 lead byte.
-  	        code_unit = (bite << 8) + utf16_lead_byte;
-  	      }
-  	      // Then set utf-16 lead byte to null.
-  	      utf16_lead_byte = null;
-
-  	      // 5. If utf-16 lead surrogate is not null, let lead surrogate
-  	      // be utf-16 lead surrogate, set utf-16 lead surrogate to null,
-  	      // and then run these substeps:
-  	      if (utf16_lead_surrogate !== null) {
-  	        var lead_surrogate = utf16_lead_surrogate;
-  	        utf16_lead_surrogate = null;
-
-  	        // 1. If code unit is in the range U+DC00 to U+DFFF,
-  	        // inclusive, return a code point whose value is 0x10000 +
-  	        // ((lead surrogate − 0xD800) << 10) + (code unit − 0xDC00).
-  	        if (inRange(code_unit, 0xDC00, 0xDFFF)) {
-  	          return 0x10000 + (lead_surrogate - 0xD800) * 0x400 +
-  	              (code_unit - 0xDC00);
-  	        }
-
-  	        // 2. Prepend the sequence resulting of converting code unit
-  	        // to bytes using utf-16be decoder flag to stream and return
-  	        // error.
-  	        stream.prepend(convertCodeUnitToBytes(code_unit, utf16_be));
-  	        return decoderError(fatal);
-  	      }
-
-  	      // 6. If code unit is in the range U+D800 to U+DBFF, inclusive,
-  	      // set utf-16 lead surrogate to code unit and return continue.
-  	      if (inRange(code_unit, 0xD800, 0xDBFF)) {
-  	        utf16_lead_surrogate = code_unit;
-  	        return null;
-  	      }
-
-  	      // 7. If code unit is in the range U+DC00 to U+DFFF, inclusive,
-  	      // return error.
-  	      if (inRange(code_unit, 0xDC00, 0xDFFF))
-  	        return decoderError(fatal);
-
-  	      // 8. Return code point code unit.
-  	      return code_unit;
-  	    };
-  	  }
-
-  	  // 15.2.2 shared utf-16 encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {boolean} utf16_be True if big-endian, false if little-endian.
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function UTF16Encoder(utf16_be, options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1. If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is in the range U+0000 to U+FFFF, inclusive,
-  	      // return the sequence resulting of converting code point to
-  	      // bytes using utf-16be encoder flag.
-  	      if (inRange(code_point, 0x0000, 0xFFFF))
-  	        return convertCodeUnitToBytes(code_point, utf16_be);
-
-  	      // 3. Let lead be ((code point − 0x10000) >> 10) + 0xD800,
-  	      // converted to bytes using utf-16be encoder flag.
-  	      var lead = convertCodeUnitToBytes(
-  	        ((code_point - 0x10000) >> 10) + 0xD800, utf16_be);
-
-  	      // 4. Let trail be ((code point − 0x10000) & 0x3FF) + 0xDC00,
-  	      // converted to bytes using utf-16be encoder flag.
-  	      var trail = convertCodeUnitToBytes(
-  	        ((code_point - 0x10000) & 0x3FF) + 0xDC00, utf16_be);
-
-  	      // 5. Return a byte sequence of lead followed by trail.
-  	      return lead.concat(trail);
-  	    };
-  	  }
-
-  	  // 15.3 utf-16be
-  	  // 15.3.1 utf-16be decoder
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['UTF-16BE'] = function(options) {
-  	    return new UTF16Encoder(true, options);
-  	  };
-  	  // 15.3.2 utf-16be encoder
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['UTF-16BE'] = function(options) {
-  	    return new UTF16Decoder(true, options);
-  	  };
-
-  	  // 15.4 utf-16le
-  	  // 15.4.1 utf-16le decoder
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['UTF-16LE'] = function(options) {
-  	    return new UTF16Encoder(false, options);
-  	  };
-  	  // 15.4.2 utf-16le encoder
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['UTF-16LE'] = function(options) {
-  	    return new UTF16Decoder(false, options);
-  	  };
-
-  	  // 15.5 x-user-defined
-
-  	  // 15.5.1 x-user-defined decoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Decoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function XUserDefinedDecoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream The stream of bytes being decoded.
-  	     * @param {number} bite The next byte read from the stream.
-  	     * @return {?(number|!Array.<number>)} The next code point(s)
-  	     *     decoded, or null if not enough data exists in the input
-  	     *     stream to decode a complete code point.
-  	     */
-  	    this.handler = function(stream, bite) {
-  	      // 1. If byte is end-of-stream, return finished.
-  	      if (bite === end_of_stream)
-  	        return finished;
-
-  	      // 2. If byte is an ASCII byte, return a code point whose value
-  	      // is byte.
-  	      if (isASCIIByte(bite))
-  	        return bite;
-
-  	      // 3. Return a code point whose value is 0xF780 + byte − 0x80.
-  	      return 0xF780 + bite - 0x80;
-  	    };
-  	  }
-
-  	  // 15.5.2 x-user-defined encoder
-  	  /**
-  	   * @constructor
-  	   * @implements {Encoder}
-  	   * @param {{fatal: boolean}} options
-  	   */
-  	  function XUserDefinedEncoder(options) {
-  	    options.fatal;
-  	    /**
-  	     * @param {Stream} stream Input stream.
-  	     * @param {number} code_point Next code point read from the stream.
-  	     * @return {(number|!Array.<number>)} Byte(s) to emit.
-  	     */
-  	    this.handler = function(stream, code_point) {
-  	      // 1.If code point is end-of-stream, return finished.
-  	      if (code_point === end_of_stream)
-  	        return finished;
-
-  	      // 2. If code point is an ASCII code point, return a byte whose
-  	      // value is code point.
-  	      if (isASCIICodePoint(code_point))
-  	        return code_point;
-
-  	      // 3. If code point is in the range U+F780 to U+F7FF, inclusive,
-  	      // return a byte whose value is code point − 0xF780 + 0x80.
-  	      if (inRange(code_point, 0xF780, 0xF7FF))
-  	        return code_point - 0xF780 + 0x80;
-
-  	      // 4. Return error with code point.
-  	      return encoderError(code_point);
-  	    };
-  	  }
-
-  	  /** @param {{fatal: boolean}} options */
-  	  encoders['x-user-defined'] = function(options) {
-  	    return new XUserDefinedEncoder(options);
-  	  };
-  	  /** @param {{fatal: boolean}} options */
-  	  decoders['x-user-defined'] = function(options) {
-  	    return new XUserDefinedDecoder(options);
-  	  };
-
-  	  if (!global['TextEncoder'])
-  	    global['TextEncoder'] = TextEncoder;
-  	  if (!global['TextDecoder'])
-  	    global['TextDecoder'] = TextDecoder;
-
-  	  if (module.exports) {
-  	    module.exports = {
-  	      TextEncoder: global['TextEncoder'],
-  	      TextDecoder: global['TextDecoder'],
-  	      EncodingIndexes: global["encoding-indexes"]
-  	    };
-  	  }
-
-  	// For strict environments where `this` inside the global scope
-  	// is `undefined`, take a pure object instead
-  	}(commonjsGlobal || {})); 
-  } (encoding));
-
-  // Copyright Joyent, Inc. and other Node contributors.
-  //
-  // Permission is hereby granted, free of charge, to any person obtaining a
-  // copy of this software and associated documentation files (the
-  // "Software"), to deal in the Software without restriction, including
-  // without limitation the rights to use, copy, modify, merge, publish,
-  // distribute, sublicense, and/or sell copies of the Software, and to permit
-  // persons to whom the Software is furnished to do so, subject to the
-  // following conditions:
-  //
-  // The above copyright notice and this permission notice shall be included
-  // in all copies or substantial portions of the Software.
-  //
-  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-  // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-  // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-  // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-  // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-  // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-  // USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-  var isBufferEncoding = Buffer.isEncoding
-    || function(encoding) {
-         switch (encoding && encoding.toLowerCase()) {
-           case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
-           default: return false;
-         }
-       };
-
-
-  function assertEncoding(encoding) {
-    if (encoding && !isBufferEncoding(encoding)) {
-      throw new Error('Unknown encoding: ' + encoding);
-    }
-  }
-
-  // StringDecoder provides an interface for efficiently splitting a series of
-  // buffers into a series of JS strings without breaking apart multi-byte
-  // characters. CESU-8 is handled as part of the UTF-8 encoding.
-  //
-  // @TODO Handling all encodings inside a single object makes it very difficult
-  // to reason about this code, so it should be split up in the future.
-  // @TODO There should be a utf8-strict encoding that rejects invalid UTF-8 code
-  // points as used by CESU-8.
-  function StringDecoder$1(encoding) {
-    this.encoding = (encoding || 'utf8').toLowerCase().replace(/[-_]/, '');
-    assertEncoding(encoding);
-    switch (this.encoding) {
-      case 'utf8':
-        // CESU-8 represents each of Surrogate Pair by 3-bytes
-        this.surrogateSize = 3;
-        break;
-      case 'ucs2':
-      case 'utf16le':
-        // UTF-16 represents each of Surrogate Pair by 2-bytes
-        this.surrogateSize = 2;
-        this.detectIncompleteChar = utf16DetectIncompleteChar;
-        break;
-      case 'base64':
-        // Base-64 stores 3 bytes in 4 chars, and pads the remainder.
-        this.surrogateSize = 3;
-        this.detectIncompleteChar = base64DetectIncompleteChar;
-        break;
-      default:
-        this.write = passThroughWrite;
-        return;
-    }
-
-    // Enough space to store all bytes of a single character. UTF-8 needs 4
-    // bytes, but CESU-8 may require up to 6 (3 bytes per surrogate).
-    this.charBuffer = new Buffer(6);
-    // Number of bytes received for the current incomplete multi-byte character.
-    this.charReceived = 0;
-    // Number of bytes expected for the current incomplete multi-byte character.
-    this.charLength = 0;
-  }
-
-  // write decodes the given buffer and returns it as JS string that is
-  // guaranteed to not contain any partial multi-byte characters. Any partial
-  // character found at the end of the buffer is buffered up, and will be
-  // returned when calling write again with the remaining bytes.
-  //
-  // Note: Converting a Buffer containing an orphan surrogate to a String
-  // currently works, but converting a String to a Buffer (via `new Buffer`, or
-  // Buffer#write) will replace incomplete surrogates with the unicode
-  // replacement character. See https://codereview.chromium.org/121173009/ .
-  StringDecoder$1.prototype.write = function(buffer) {
-    var charStr = '';
-    // if our last write ended with an incomplete multibyte character
-    while (this.charLength) {
-      // determine how many remaining bytes this buffer has to offer for this char
-      var available = (buffer.length >= this.charLength - this.charReceived) ?
-          this.charLength - this.charReceived :
-          buffer.length;
-
-      // add the new bytes to the char buffer
-      buffer.copy(this.charBuffer, this.charReceived, 0, available);
-      this.charReceived += available;
-
-      if (this.charReceived < this.charLength) {
-        // still not enough chars in this buffer? wait for more ...
-        return '';
-      }
-
-      // remove bytes belonging to the current character from the buffer
-      buffer = buffer.slice(available, buffer.length);
-
-      // get the character that was split
-      charStr = this.charBuffer.slice(0, this.charLength).toString(this.encoding);
-
-      // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-      var charCode = charStr.charCodeAt(charStr.length - 1);
-      if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-        this.charLength += this.surrogateSize;
-        charStr = '';
-        continue;
-      }
-      this.charReceived = this.charLength = 0;
-
-      // if there are no more bytes in this buffer, just emit our char
-      if (buffer.length === 0) {
-        return charStr;
-      }
-      break;
-    }
-
-    // determine and set charLength / charReceived
-    this.detectIncompleteChar(buffer);
-
-    var end = buffer.length;
-    if (this.charLength) {
-      // buffer the incomplete character bytes we got
-      buffer.copy(this.charBuffer, 0, buffer.length - this.charReceived, end);
-      end -= this.charReceived;
-    }
-
-    charStr += buffer.toString(this.encoding, 0, end);
-
-    var end = charStr.length - 1;
-    var charCode = charStr.charCodeAt(end);
-    // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-    if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-      var size = this.surrogateSize;
-      this.charLength += size;
-      this.charReceived += size;
-      this.charBuffer.copy(this.charBuffer, size, 0, size);
-      buffer.copy(this.charBuffer, 0, 0, size);
-      return charStr.substring(0, end);
-    }
-
-    // or just emit the charStr
-    return charStr;
-  };
-
-  // detectIncompleteChar determines if there is an incomplete UTF-8 character at
-  // the end of the given buffer. If so, it sets this.charLength to the byte
-  // length that character, and sets this.charReceived to the number of bytes
-  // that are available for this character.
-  StringDecoder$1.prototype.detectIncompleteChar = function(buffer) {
-    // determine how many bytes we have to check at the end of this buffer
-    var i = (buffer.length >= 3) ? 3 : buffer.length;
-
-    // Figure out if one of the last i bytes of our buffer announces an
-    // incomplete char.
-    for (; i > 0; i--) {
-      var c = buffer[buffer.length - i];
-
-      // See http://en.wikipedia.org/wiki/UTF-8#Description
-
-      // 110XXXXX
-      if (i == 1 && c >> 5 == 0x06) {
-        this.charLength = 2;
-        break;
-      }
-
-      // 1110XXXX
-      if (i <= 2 && c >> 4 == 0x0E) {
-        this.charLength = 3;
-        break;
-      }
-
-      // 11110XXX
-      if (i <= 3 && c >> 3 == 0x1E) {
-        this.charLength = 4;
-        break;
-      }
-    }
-    this.charReceived = i;
-  };
-
-  StringDecoder$1.prototype.end = function(buffer) {
-    var res = '';
-    if (buffer && buffer.length)
-      res = this.write(buffer);
-
-    if (this.charReceived) {
-      var cr = this.charReceived;
-      var buf = this.charBuffer;
-      var enc = this.encoding;
-      res += buf.slice(0, cr).toString(enc);
-    }
-
-    return res;
-  };
-
-  function passThroughWrite(buffer) {
-    return buffer.toString(this.encoding);
-  }
-
-  function utf16DetectIncompleteChar(buffer) {
-    this.charReceived = buffer.length % 2;
-    this.charLength = this.charReceived ? 2 : 0;
-  }
-
-  function base64DetectIncompleteChar(buffer) {
-    this.charReceived = buffer.length % 3;
-    this.charLength = this.charReceived ? 3 : 0;
-  }
-
-  var stringDecoder = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    StringDecoder: StringDecoder$1
-  });
-
-  var require$$1 = /*@__PURE__*/getAugmentedNamespace(stringDecoder);
-
-  var StringDecoder = require$$1.StringDecoder;
-  function defaultDecoder(data) {
-    var decoder = new StringDecoder();
-    var out = decoder.write(data) + decoder.end();
-    return out.replace(/\0/g, '').trim();
-  }
-  var decoderBrowser = createDecoder$1;
   var regex = /^(?:ANSI\s)?(\d+)$/m;
-  function createDecoder$1(encoding, second) {
+  function createDecoder(encoding, second) {
     if (!encoding) {
-      return defaultDecoder;
+      return browserDecoder;
     }
     try {
       new TextDecoder(encoding.trim());
-    } catch(e) {
+    } catch (e) {
       var match = regex.exec(encoding);
       if (match && !second) {
-        return createDecoder$1('windows-' + match[1], true);
+        return createDecoder('windows-' + match[1], true);
       } else {
-        return defaultDecoder;
+        encoding = undefined;
+        return browserDecoder;
       }
     }
     return browserDecoder;
     function browserDecoder(buffer) {
-      var decoder = new TextDecoder(encoding);
+      var decoder = new TextDecoder(encoding ? encoding : undefined);
       var out = decoder.decode(buffer, {
         stream: true
       }) + decoder.decode();
@@ -13599,13 +7813,12 @@
     }
   }
 
-  var createDecoder = decoderBrowser;
   function dbfHeader(data) {
     var out = {};
-    out.lastUpdated = new Date(data.readUInt8(1) + 1900, data.readUInt8(2), data.readUInt8(3));
-    out.records = data.readUInt32LE(4);
-    out.headerLen = data.readUInt16LE(8);
-    out.recLen = data.readUInt16LE(10);
+    out.lastUpdated = new Date(data.getUint8(1) + 1900, data.getUint8(2), data.getUint8(3));
+    out.records = data.getUint32(4, true);
+    out.headerLen = data.getUint16(8, true);
+    out.recLen = data.getUint16(10, true);
     return out;
   }
 
@@ -13614,12 +7827,12 @@
     var offset = 32;
     while (offset < headerLen) {
       out.push({
-        name: decoder(data.slice(offset, offset + 11)),
-        dataType: String.fromCharCode(data.readUInt8(offset + 11)),
-        len: data.readUInt8(offset + 16),
-        decimal: data.readUInt8(offset + 17)
+        name: decoder(new Uint8Array(data.buffer.slice(data.byteOffset + offset, data.byteOffset + offset + 11))),
+        dataType: String.fromCharCode(data.getUint8(offset + 11)),
+        len: data.getUint8(offset + 16),
+        decimal: data.getUint8(offset + 17)
       });
-      if (data.readUInt8(offset + 32) === 13) {
+      if (data.getUint8(offset + 32) === 13) {
         break;
       } else {
         offset += 32;
@@ -13629,7 +7842,8 @@
   }
 
   function rowFuncs(buffer, offset, len, type, decoder) {
-    var data = buffer.slice(offset, offset + len);
+    const data = new Uint8Array(buffer.buffer.slice(buffer.byteOffset + offset, buffer.byteOffset + offset + len));
+
     var textData = decoder(data);
     switch (type) {
       case 'N':
@@ -13663,7 +7877,7 @@
     return out;
   }
 
-  var parsedbf = function(buffer, encoding) {
+  function parseDbf (buffer, encoding) {
     var decoder = createDecoder(encoding);
     var header = dbfHeader(buffer);
     var rowHeaders = dbfRowHeader(buffer, header.headerLen - 1, decoder);
@@ -13678,34 +7892,58 @@
       records--;
     }
     return out;
-  };
-
-  var parseDbf = /*@__PURE__*/getDefaultExportFromCjs(parsedbf);
+  }
 
   const URL = globalThis.URL;
-
-  function toBuffer(b) {
+  const toUitn8Arr = b => {
     if (!b) {
       throw new Error('forgot to pass buffer');
     }
-    if (Buffer.isBuffer(b)) {
-      return b;
-    }
     if (isArrayBuffer(b)) {
-      return Buffer.from(b);
+      return new Uint8Array(b);
     }
     if (isArrayBuffer(b.buffer)) {
       if (b.BYTES_PER_ELEMENT === 1) {
-        return Buffer.from(b);
+        return b;
       }
-      return Buffer.from(b.buffer);
+      return new Uint8Array(b.buffer, b.byteOffset, b.byteLength);
     }
-  }
+    throw new Error('invalid buffer like object')
+  };
+  const txtDecoder = new TextDecoder();
+  const toString$1 = (possibleString) => {
+    if (!possibleString) {
+      return;
+    }
+    if (typeof possibleString === 'string') {
+      return possibleString;
+    }
+    if (isArrayBuffer(possibleString) || ArrayBuffer.isView(possibleString) || isDataView(possibleString)) {
+      return txtDecoder.decode(possibleString);
+    }
+  };
+  const toDataView = b => {
+    if (!b) {
+      throw new Error('forgot to pass buffer');
+    }
+    if (isDataView(b)) {
+      return b;
+    }
+    if (isArrayBuffer(b)) {
+      return new DataView(b);
+    }
+    if (isArrayBuffer(b.buffer)) {
+      return new DataView(b.buffer, b.byteOffset, b.byteLength);
+    }
+    throw new Error('invalid buffer like object')
+  };
 
   function isArrayBuffer(subject) {
     return subject instanceof globalThis.ArrayBuffer || Object.prototype.toString.call(subject) === '[object ArrayBuffer]';
   }
-
+  function isDataView(subject) {
+    return subject instanceof globalThis.DataView || Object.prototype.toString.call(subject) === '[object DataView]'
+  }
 
   const combine = function ([shp, dbf]) {
     const out = {};
@@ -13728,7 +7966,7 @@
   };
   const parseZip = async function (buffer, whiteList) {
     let key;
-    buffer = toBuffer(buffer);
+    buffer = toUitn8Arr(buffer);
     const zip = await unzip(buffer);
     const names = [];
     whiteList = whiteList || [];
@@ -13807,19 +8045,54 @@
     const url = new URL(base, globalThis?.document?.location);
     return url.pathname.slice(-4).toLowerCase() === suffix;
   };
+  const fromObject = ({ shp, dbf, cpg, prj }) => {
+    const things = [
+      _parseShp(shp, prj)
+    ];
+    if (dbf) {
+      things.push(_parseDbf(dbf, cpg));
+    }
+    return combine(things);
+  };
   const getShapefile = async function (base, whiteList) {
     if (typeof base !== 'string') {
-      return parseZip(base);
+      if (isArrayBuffer(base) || ArrayBuffer.isView(base) || isDataView(base)) {
+        return parseZip(base);
+      }
+      if (base.shp) {
+        return fromObject(base);
+      }
+      throw new TypeError('must be a string, some sort of Buffer, or an object with at least a .shp property')
     }
     if (checkSuffix(base, '.zip')) {
       return getZip(base, whiteList);
     }
+    if (checkSuffix(base, '.shp')) {
+      base = base.slice(0, -4);
+    }
     const results = await Promise.all([
       handleShp(base),
       handleDbf(base)
     ]);
     return combine(results);
   };
+  const _parseShp = function (shp, prj) {
+    shp = toDataView(shp);
+    prj = toString$1(prj);
+    if (typeof prj === 'string') {
+      try {
+        prj = proj4(prj);
+      } catch (e) {
+        prj = false;
+      }
+    }
+    return parseShp(shp, prj);
+  };
+  const _parseDbf = function (dbf, cpg) {
+    dbf = toDataView(dbf);
+    cpg = toString$1(cpg);
+    return parseDbf(dbf, cpg);
+  };
 
   var __defProp = Object.defineProperty;
   var __getOwnPropNames = Object.getOwnPropertyNames;
@@ -14378,7 +8651,7 @@
   // node_modules/loupe/lib/promise.js
   var getPromiseValue = /* @__PURE__ */ __name(() => "Promise{\u2026}", "getPromiseValue");
   try {
-    const { getPromiseDetails, kPending, kRejected } = browser$1.binding("util");
+    const { getPromiseDetails, kPending, kRejected } = process.binding("util");
     if (Array.isArray(getPromiseDetails(Promise.resolve()))) {
       getPromiseValue = /* @__PURE__ */ __name((value, options) => {
         const [state, innerValue] = getPromiseDetails(value);
@@ -18078,7 +12351,7 @@
 
   const should = should$1();
   use(chaiAsPromised);
-
+  const get = url => fetch(url).then(resp => resp.arrayBuffer());
   describe('Shp', function () {
     describe('park and rides not zipped', function () {
       const pandr = getShapefile('http://localhost:3000/files/pandr');
@@ -18092,6 +12365,36 @@
         return pandr.then(function (a) { return a.features; }).should.eventually.have.length(80);
       });
     });
+    describe('park and rides not zipped but with suffix', function () {
+      const pandr = getShapefile('http://localhost:3000/files/pandr.shp');
+      it('should have the right keys', function () {
+        return pandr.should.eventually.contain.keys('type', 'features');
+      });
+      it('should be the right type', function () {
+        return pandr.should.eventually.have.property('type', 'FeatureCollection');
+      });
+      it('should have the right number of features', function () {
+        return pandr.then(function (a) { return a.features; }).should.eventually.have.length(80);
+      });
+    });
+    describe('park and rides not zipped but loaded individually', async function () {
+      const pandr = Promise.all([
+        get('http://localhost:3000/files/pandr.shp'),
+        get('http://localhost:3000/files/pandr.dbf'),
+        get('http://localhost:3000/files/pandr.prj')
+      ]).then(([shapefile, dbf, prj]) => getShapefile({
+        shp: shapefile, dbf, prj
+      }));
+      it('should have the right keys', function () {
+        return pandr.should.eventually.contain.keys('type', 'features');
+      });
+      it('should be the right type', function () {
+        return pandr.should.eventually.have.property('type', 'FeatureCollection');
+      });
+      it('should have the right number of features', function () {
+        return pandr.then(function (a) { return a.features; }).should.eventually.have.length(80);
+      });
+    });
     describe('park and rides zipped', function () {
       const pandr = getShapefile('http://localhost:3000/files/pandr.zip').catch(e => console.log('ERR', e));
       it('should have the right keys', function () {
@@ -18321,6 +12624,24 @@
           'Hněvošický háj'
         ]);
       });
+      it('should work for codepage individually', function () {
+        return Promise.all([
+          get('http://localhost:3000/test/data/codepage.shp'),
+          get('http://localhost:3000/test/data/codepage.dbf'),
+          get('http://localhost:3000/test/data/codepage.prj'),
+          get('http://localhost:3000/test/data/codepage.cpg')
+        ]).then(([shapefile, dbf, prj, cpg]) => getShapefile({
+          shp: shapefile, dbf, prj, cpg
+        })).then(function (item) {
+          item.should.contain.keys('type', 'features');
+          return item.features.map(function (feature) {
+            return feature.properties.field;
+          });
+        }).should.eventually.deep.equal([
+          '??',
+          'Hněvošický háj'
+        ]);
+      });
       it('should work for a stupid code page', function () {
         return getShapefile('http://localhost:3000/test/data/htmlcpg').then(function (item) {
           item.should.contain.keys('type', 'features');