Repositories list

• which-builtin-type

  Public
  What is the type of this builtin JS value?

  JavaScript

  •

  MIT License

  •1•3•1•0•Updated Nov 23, 2024Nov 23, 2024

• is-finalizationregistry

  Public
  Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

  isfinalizationfinalizationregistry+ 1javascript

  JavaScript

  •

  MIT License

  •1•2•1•0•Updated Nov 23, 2024Nov 23, 2024

• typed-array-length

  Public
  Robustly get the length of a Typed Array.

  JavaScript

  •

  MIT License

  •2•7•1•0•Updated Nov 23, 2024Nov 23, 2024

• typed-array-byte-offset

  Public
  Robustly get the byte offset of a Typed Array.

  JavaScript

  •

  MIT License

  •0•5•1•0•Updated Nov 22, 2024Nov 22, 2024

• is-weakref

  Public
  Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

  JavaScript

  •

  MIT License

  •2•3•1•0•Updated Nov 12, 2024Nov 12, 2024

• is-weakmap

  Public
  Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

  javascriptmapset+ 4isecmascriptweaksetweakmap

  JavaScript

  •

  MIT License

  •1•3•1•0•Updated Nov 12, 2024Nov 12, 2024

• is-weakset

  Public
  Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

  javascriptmapset+ 5collectionecmascriptweakmapweaksetjs-weakset

  JavaScript

  •

  MIT License

  •1•3•1•0•Updated Nov 12, 2024Nov 12, 2024

• node-exports-info

  Public
  Info about node `exports` field support: version ranges, categories, etc.

  JavaScript

  •

  MIT License

  •1•1•1•0•Updated Nov 9, 2024Nov 9, 2024

• object-inspect

  Public
  string representations of objects in node and the browser

  javascriptnodebrowser+ 2objectinspect

  JavaScript

  •

  MIT License

  •36•143•3•2•Updated Nov 9, 2024Nov 9, 2024

• is-regex

  Public
  Is this value a JS regex?

  javascriptisregexp+ 2regexjs-regex

  JavaScript

  •

  MIT License

  •11•24•1•0•Updated Oct 6, 2024Oct 6, 2024

• is-core-module

  Public
  Is this specifier a node.js core module?

  nodemodulecore+ 1is

  JavaScript

  •

  MIT License

  •9•24•1•1•Updated Aug 21, 2024Aug 21, 2024

• has-symbols

  Public
  Determine if the JS environment has Symbol support. Supports spec, or shams.

  es6es2015symbols+ 6symbolhascore-jssymbol-supportjavascriptecmascript

  JavaScript

  •

  MIT License

  •4•15•1•0•Updated Aug 4, 2024Aug 4, 2024

• is-data-descriptor

  Public
  Returns true if a value has the characteristics of a valid JavaScript data descriptor.

  JavaScript

  •

  MIT License

  •6•20•0•0•Updated Aug 4, 2024Aug 4, 2024

• .github

  Public template
  .github repo for inspect-js org

  JavaScript

  •

  MIT License

  •2•1•0•0•Updated Jun 20, 2024Jun 20, 2024

• is-whatwg-url

  Public
  Is this value a WHATWG-standard URL object?

  JavaScript

  •

  MIT License

  •0•2•1•0•Updated Jun 13, 2024Jun 13, 2024

• is-arrow-function

  Public
  Determine if a function is an ES6 arrow function or not.

  javascriptisarrow+ 1function

  JavaScript

  •

  MIT License

  •3•22•3•1•Updated May 10, 2024May 10, 2024

• get-symbol-description

  Public
  Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.

  javascriptecmascriptdescription+ 1symbol

  JavaScript

  •

  MIT License

  •2•3•1•0•Updated Apr 14, 2024Apr 14, 2024

• typed-array-byte-length

  Public
  Get the byte length of a Typed Array, even in engines without a `.byteLength` method.

  arraytypedbytelength+ 1typed-array

  JavaScript

  •

  MIT License

  •0•0•1•0•Updated Mar 11, 2024Mar 11, 2024

• is-typed-array

  Public
  Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

  javascriptecmascripttypedarray+ 1typedarrays

  JavaScript

  •

  MIT License

  •7•12•1•0•Updated Mar 11, 2024Mar 11, 2024

• is-shared-array-buffer

  Public
  Is this value a JS SharedArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

  isbufferarray+ 4sharedsharedarraybufferjavascriptecmascript

  JavaScript

  •

  MIT License

  •2•3•1•0•Updated Mar 11, 2024Mar 11, 2024

• is-set

  Public
  Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

  javascriptmapset+ 4collectiones6isecmascript

  JavaScript

  •

  MIT License

  •3•3•1•0•Updated Mar 11, 2024Mar 11, 2024

• is-negative-zero

  Public
  Is this value negative zero? === will lie to you.

  javascriptiszero+ 1negative

  JavaScript

  •

  MIT License

  •6•18•1•0•Updated Mar 11, 2024Mar 11, 2024

• is-map

  Public
  Is this value a JS Map? This module works cross-realm/iframe, and despite %Symbol.toStringTag%.

  javascriptmapset+ 3collectionisecmascript

  JavaScript

  •

  MIT License

  •5•8•1•0•Updated Mar 11, 2024Mar 11, 2024

• is-data-view

  Public
  Is this value a JS DataView? This module works cross-realm/iframe, does not depend on instanceof or mutable properties, and despite ES6 Symbol.toStringTag.

  javascriptdataview+ 4ecmascriptdataviewtypedarraytypedarrays

  JavaScript

  •

  MIT License

  •0•2•1•0•Updated Mar 11, 2024Mar 11, 2024

• is-array-buffer

  Public
  Is this value a JS ArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

  isbufferarray+ 3ecmascriptarraybufferjavascript

  JavaScript

  •

  MIT License

  •5•13•0•0•Updated Mar 11, 2024Mar 11, 2024

• has-tostringtag

  Public
  Determine if the JS environment has `Symbol.toStringTag` support. Supports spec, or shams.

  javascriptecmascriptsymbols+ 2symboltostringtag

  JavaScript

  •

  MIT License

  •2•5•1•0•Updated Mar 11, 2024Mar 11, 2024

• has-proto

  Public
  Does this environment have the ability to set the [[Prototype]] of an object on creation with `__proto__`?

  JavaScript

  •

  MIT License

  •2•6•1•0•Updated Mar 11, 2024Mar 11, 2024

• has-override-mistake

  Public
  Determine whether the environment has the so-called "override mistake" - [[Set]]ing a property whose ancestor is nonwritable throws.

  JavaScript

  •

  MIT License

  •0•2•1•0•Updated Mar 11, 2024Mar 11, 2024

• has-named-captures

  Public
  Does the JS environment support named capture groups in regexes?

  javascriptregexregular-expression+ 4capturegroupregular-expressionsnamed

  JavaScript

  •

  MIT License

  •0•2•1•0•Updated Mar 11, 2024Mar 11, 2024

• has-dynamic-import

  Public
  Does the current environment have `import()` support?

  detectmodulesdynamic+ 6importesmodulesesmhasjavascriptecmascript

  JavaScript

  •

  MIT License

  •1•3•1•0•Updated Mar 11, 2024Mar 11, 2024