diff --git a/.gitignore b/.gitignore
index 19880bb..417ba04 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ npm-debug.log
 .idea
 .nyc_output
 coverage
+dist/
diff --git a/dist/InfiniteScroll.js b/dist/InfiniteScroll.js
deleted file mode 100644
index d7faadd..0000000
--- a/dist/InfiniteScroll.js
+++ /dev/null
@@ -1,385 +0,0 @@
-'use strict';
-
-Object.defineProperty(exports, '__esModule', {
-  value: true,
-});
-
-var _createClass = (function() {
-  function defineProperties(target, props) {
-    for (var i = 0; i < props.length; i++) {
-      var descriptor = props[i];
-      descriptor.enumerable = descriptor.enumerable || false;
-      descriptor.configurable = true;
-      if ('value' in descriptor) descriptor.writable = true;
-      Object.defineProperty(target, descriptor.key, descriptor);
-    }
-  }
-  return function(Constructor, protoProps, staticProps) {
-    if (protoProps) defineProperties(Constructor.prototype, protoProps);
-    if (staticProps) defineProperties(Constructor, staticProps);
-    return Constructor;
-  };
-})();
-
-var _react = require('react');
-
-var _react2 = _interopRequireDefault(_react);
-
-var _propTypes = require('prop-types');
-
-var _propTypes2 = _interopRequireDefault(_propTypes);
-
-function _interopRequireDefault(obj) {
-  return obj && obj.__esModule ? obj : { default: obj };
-}
-
-function _objectWithoutProperties(obj, keys) {
-  var target = {};
-  for (var i in obj) {
-    if (keys.indexOf(i) >= 0) continue;
-    if (!Object.prototype.hasOwnProperty.call(obj, i)) continue;
-    target[i] = obj[i];
-  }
-  return target;
-}
-
-function _classCallCheck(instance, Constructor) {
-  if (!(instance instanceof Constructor)) {
-    throw new TypeError('Cannot call a class as a function');
-  }
-}
-
-function _possibleConstructorReturn(self, call) {
-  if (!self) {
-    throw new ReferenceError(
-      "this hasn't been initialised - super() hasn't been called",
-    );
-  }
-  return call && (typeof call === 'object' || typeof call === 'function')
-    ? call
-    : self;
-}
-
-function _inherits(subClass, superClass) {
-  if (typeof superClass !== 'function' && superClass !== null) {
-    throw new TypeError(
-      'Super expression must either be null or a function, not ' +
-        typeof superClass,
-    );
-  }
-  subClass.prototype = Object.create(superClass && superClass.prototype, {
-    constructor: {
-      value: subClass,
-      enumerable: false,
-      writable: true,
-      configurable: true,
-    },
-  });
-  if (superClass)
-    Object.setPrototypeOf
-      ? Object.setPrototypeOf(subClass, superClass)
-      : (subClass.__proto__ = superClass);
-}
-
-var InfiniteScroll = (function(_Component) {
-  _inherits(InfiniteScroll, _Component);
-
-  function InfiniteScroll(props) {
-    _classCallCheck(this, InfiniteScroll);
-
-    var _this = _possibleConstructorReturn(
-      this,
-      (InfiniteScroll.__proto__ || Object.getPrototypeOf(InfiniteScroll)).call(
-        this,
-        props,
-      ),
-    );
-
-    _this.scrollListener = _this.scrollListener.bind(_this);
-    return _this;
-  }
-
-  _createClass(InfiniteScroll, [
-    {
-      key: 'componentDidMount',
-      value: function componentDidMount() {
-        this.pageLoaded = this.props.pageStart;
-        this.attachScrollListener();
-      },
-    },
-    {
-      key: 'componentDidUpdate',
-      value: function componentDidUpdate() {
-        this.attachScrollListener();
-      },
-    },
-    {
-      key: 'componentWillUnmount',
-      value: function componentWillUnmount() {
-        this.detachScrollListener();
-        this.detachMousewheelListener();
-      },
-
-      // Set a defaut loader for all your `InfiniteScroll` components
-    },
-    {
-      key: 'setDefaultLoader',
-      value: function setDefaultLoader(loader) {
-        this.defaultLoader = loader;
-      },
-    },
-    {
-      key: 'detachMousewheelListener',
-      value: function detachMousewheelListener() {
-        var scrollEl = window;
-        if (this.props.useWindow === false) {
-          scrollEl = this.scrollComponent.parentNode;
-        }
-
-        scrollEl.removeEventListener(
-          'mousewheel',
-          this.mousewheelListener,
-          this.props.useCapture,
-        );
-      },
-    },
-    {
-      key: 'detachScrollListener',
-      value: function detachScrollListener() {
-        var scrollEl = window;
-        if (this.props.useWindow === false) {
-          scrollEl = this.getParentElement(this.scrollComponent);
-        }
-
-        scrollEl.removeEventListener(
-          'scroll',
-          this.scrollListener,
-          this.props.useCapture,
-        );
-        scrollEl.removeEventListener(
-          'resize',
-          this.scrollListener,
-          this.props.useCapture,
-        );
-      },
-    },
-    {
-      key: 'getParentElement',
-      value: function getParentElement(el) {
-        var scrollParent =
-          this.props.getScrollParent && this.props.getScrollParent();
-        if (scrollParent != null) {
-          return scrollParent;
-        }
-        return el && el.parentNode;
-      },
-    },
-    {
-      key: 'filterProps',
-      value: function filterProps(props) {
-        return props;
-      },
-    },
-    {
-      key: 'attachScrollListener',
-      value: function attachScrollListener() {
-        var parentElement = this.getParentElement(this.scrollComponent);
-
-        if (!this.props.hasMore || !parentElement) {
-          return;
-        }
-
-        var scrollEl = window;
-        if (this.props.useWindow === false) {
-          scrollEl = parentElement;
-        }
-
-        scrollEl.addEventListener(
-          'mousewheel',
-          this.mousewheelListener,
-          this.props.useCapture,
-        );
-        scrollEl.addEventListener(
-          'scroll',
-          this.scrollListener,
-          this.props.useCapture,
-        );
-        scrollEl.addEventListener(
-          'resize',
-          this.scrollListener,
-          this.props.useCapture,
-        );
-
-        if (this.props.initialLoad) {
-          this.scrollListener();
-        }
-      },
-    },
-    {
-      key: 'mousewheelListener',
-      value: function mousewheelListener(e) {
-        // Prevents Chrome hangups
-        // See: https://stackoverflow.com/questions/47524205/random-high-content-download-time-in-chrome/47684257#47684257
-        if (e.deltaY === 1) {
-          e.preventDefault();
-        }
-      },
-    },
-    {
-      key: 'scrollListener',
-      value: function scrollListener() {
-        var el = this.scrollComponent;
-        var scrollEl = window;
-        var parentNode = this.getParentElement(el);
-
-        var offset = void 0;
-        if (this.props.useWindow) {
-          var doc =
-            document.documentElement ||
-            document.body.parentNode ||
-            document.body;
-          var scrollTop =
-            scrollEl.pageYOffset !== undefined
-              ? scrollEl.pageYOffset
-              : doc.scrollTop;
-          if (this.props.isReverse) {
-            offset = scrollTop;
-          } else {
-            offset = this.calculateOffset(el, scrollTop);
-          }
-        } else if (this.props.isReverse) {
-          offset = parentNode.scrollTop;
-        } else {
-          offset =
-            el.scrollHeight - parentNode.scrollTop - parentNode.clientHeight;
-        }
-
-        // Here we make sure the element is visible as well as checking the offset
-        if (
-          offset < Number(this.props.threshold) &&
-          el &&
-          el.offsetParent !== null
-        ) {
-          this.detachScrollListener();
-          // Call loadMore after detachScrollListener to allow for non-async loadMore functions
-          if (typeof this.props.loadMore === 'function') {
-            this.props.loadMore((this.pageLoaded += 1));
-          }
-        }
-      },
-    },
-    {
-      key: 'calculateOffset',
-      value: function calculateOffset(el, scrollTop) {
-        if (!el) {
-          return 0;
-        }
-
-        return (
-          this.calculateTopPosition(el) +
-          (el.offsetHeight - scrollTop - window.innerHeight)
-        );
-      },
-    },
-    {
-      key: 'calculateTopPosition',
-      value: function calculateTopPosition(el) {
-        if (!el) {
-          return 0;
-        }
-        return el.offsetTop + this.calculateTopPosition(el.offsetParent);
-      },
-    },
-    {
-      key: 'render',
-      value: function render() {
-        var _this2 = this;
-
-        var renderProps = this.filterProps(this.props);
-
-        var children = renderProps.children,
-          element = renderProps.element,
-          hasMore = renderProps.hasMore,
-          initialLoad = renderProps.initialLoad,
-          isReverse = renderProps.isReverse,
-          loader = renderProps.loader,
-          loadMore = renderProps.loadMore,
-          pageStart = renderProps.pageStart,
-          ref = renderProps.ref,
-          threshold = renderProps.threshold,
-          useCapture = renderProps.useCapture,
-          useWindow = renderProps.useWindow,
-          getScrollParent = renderProps.getScrollParent,
-          props = _objectWithoutProperties(renderProps, [
-            'children',
-            'element',
-            'hasMore',
-            'initialLoad',
-            'isReverse',
-            'loader',
-            'loadMore',
-            'pageStart',
-            'ref',
-            'threshold',
-            'useCapture',
-            'useWindow',
-            'getScrollParent',
-          ]);
-
-        props.ref = function(node) {
-          _this2.scrollComponent = node;
-          if (ref) {
-            ref(node);
-          }
-        };
-
-        var childrenArray = [children];
-        if (hasMore) {
-          if (loader) {
-            isReverse
-              ? childrenArray.unshift(loader)
-              : childrenArray.push(loader);
-          } else if (this.defaultLoader) {
-            isReverse
-              ? childrenArray.unshift(this.defaultLoader)
-              : childrenArray.push(this.defaultLoader);
-          }
-        }
-        return _react2.default.createElement(element, props, childrenArray);
-      },
-    },
-  ]);
-
-  return InfiniteScroll;
-})(_react.Component);
-
-InfiniteScroll.propTypes = {
-  children: _propTypes2.default.node.isRequired,
-  element: _propTypes2.default.node,
-  hasMore: _propTypes2.default.bool,
-  initialLoad: _propTypes2.default.bool,
-  isReverse: _propTypes2.default.bool,
-  loader: _propTypes2.default.node,
-  loadMore: _propTypes2.default.func.isRequired,
-  pageStart: _propTypes2.default.number,
-  ref: _propTypes2.default.func,
-  getScrollParent: _propTypes2.default.func,
-  threshold: _propTypes2.default.number,
-  useCapture: _propTypes2.default.bool,
-  useWindow: _propTypes2.default.bool,
-};
-InfiniteScroll.defaultProps = {
-  element: 'div',
-  hasMore: false,
-  initialLoad: true,
-  pageStart: 0,
-  ref: null,
-  threshold: 250,
-  useWindow: true,
-  isReverse: false,
-  useCapture: false,
-  loader: null,
-  getScrollParent: null,
-};
-exports.default = InfiniteScroll;
-module.exports = exports['default'];
diff --git a/src/InfiniteScroll.js b/src/InfiniteScroll.js
index 2696d46..06a988b 100644
--- a/src/InfiniteScroll.js
+++ b/src/InfiniteScroll.js
@@ -174,7 +174,7 @@ export default class InfiniteScroll extends Component {
       this.detachScrollListener();
       // Call loadMore after detachScrollListener to allow for non-async loadMore functions
       if (typeof this.props.loadMore === 'function') {
-        this.props.loadMore((this.pageLoaded += 1));
+        this.props.hasMore && this.props.loadMore((this.pageLoaded += 1));
       }
     }
   }
diff --git a/yarn.lock b/yarn.lock
index 99a7807..943f5d9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -202,6 +202,14 @@ array-unique@^0.3.2:
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/array-unique/-/array-unique-0.3.2.tgz#a894b75d4bc4f6cd679ef3244a9fd8f46ae2d428"
 
+array.prototype.flat@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.npmjs.org/array.prototype.flat/-/array.prototype.flat-1.2.1.tgz#812db8f02cad24d3fab65dd67eabe3b8903494a4"
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.10.0"
+    function-bind "^1.1.1"
+
 arrify@^1.0.0, arrify@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
@@ -299,7 +307,7 @@ babel-code-frame@^6.22.0, babel-code-frame@^6.26.0:
     esutils "^2.0.2"
     js-tokens "^3.0.2"
 
-babel-core@^6.24.1, babel-core@^6.26.0:
+babel-core@^6.26.0, babel-core@^6.26.3:
   version "6.26.3"
   resolved "https://registry.yarnpkg.com/babel-core/-/babel-core-6.26.3.tgz#b2e2f09e342d0f0c88e2f02e067794125e75c207"
   dependencies:
@@ -518,9 +526,9 @@ babel-plugin-check-es2015-constants@^6.22.0:
   dependencies:
     babel-runtime "^6.22.0"
 
-babel-plugin-istanbul@^4.1.1:
+babel-plugin-istanbul@^4.1.6:
   version "4.1.6"
-  resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.6.tgz#36c59b2192efce81c5b378321b74175add1c9a45"
+  resolved "http://registry.npmjs.org/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.6.tgz#36c59b2192efce81c5b378321b74175add1c9a45"
   dependencies:
     babel-plugin-syntax-object-rest-spread "^6.13.0"
     find-up "^2.1.0"
@@ -1765,46 +1773,50 @@ entities@^1.1.1, entities@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.1.tgz#6e5c2d0a5621b5dadaecef80b90edfb5cd7772f0"
 
-enzyme-adapter-react-16@^1.0.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/enzyme-adapter-react-16/-/enzyme-adapter-react-16-1.1.1.tgz#a8f4278b47e082fbca14f5bfb1ee50ee650717b4"
+enzyme-adapter-react-16@^1.1.1:
+  version "1.7.0"
+  resolved "https://registry.npmjs.org/enzyme-adapter-react-16/-/enzyme-adapter-react-16-1.7.0.tgz#90344395a89624edbe7f0e443bc19fef62bf1f9f"
   dependencies:
-    enzyme-adapter-utils "^1.3.0"
-    lodash "^4.17.4"
-    object.assign "^4.0.4"
+    enzyme-adapter-utils "^1.9.0"
+    function.prototype.name "^1.1.0"
+    object.assign "^4.1.0"
     object.values "^1.0.4"
-    prop-types "^15.6.0"
-    react-reconciler "^0.7.0"
+    prop-types "^15.6.2"
+    react-is "^16.6.1"
     react-test-renderer "^16.0.0-0"
 
-enzyme-adapter-utils@^1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/enzyme-adapter-utils/-/enzyme-adapter-utils-1.3.0.tgz#d6c85756826c257a8544d362cc7a67e97ea698c7"
+enzyme-adapter-utils@^1.9.0:
+  version "1.9.0"
+  resolved "https://registry.npmjs.org/enzyme-adapter-utils/-/enzyme-adapter-utils-1.9.0.tgz#3997c20f3387fdcd932b155b3740829ea10aa86c"
   dependencies:
-    lodash "^4.17.4"
-    object.assign "^4.0.4"
-    prop-types "^15.6.0"
+    function.prototype.name "^1.1.0"
+    object.assign "^4.1.0"
+    prop-types "^15.6.2"
+    semver "^5.6.0"
 
-enzyme@^3.0.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/enzyme/-/enzyme-3.3.0.tgz#0971abd167f2d4bf3f5bd508229e1c4b6dc50479"
+enzyme@^3.3.0:
+  version "3.7.0"
+  resolved "https://registry.npmjs.org/enzyme/-/enzyme-3.7.0.tgz#9b499e8ca155df44fef64d9f1558961ba1385a46"
   dependencies:
+    array.prototype.flat "^1.2.1"
     cheerio "^1.0.0-rc.2"
-    function.prototype.name "^1.0.3"
-    has "^1.0.1"
+    function.prototype.name "^1.1.0"
+    has "^1.0.3"
     is-boolean-object "^1.0.0"
-    is-callable "^1.1.3"
+    is-callable "^1.1.4"
     is-number-object "^1.0.3"
     is-string "^1.0.4"
     is-subset "^0.1.1"
-    lodash "^4.17.4"
-    object-inspect "^1.5.0"
+    lodash.escape "^4.0.1"
+    lodash.isequal "^4.5.0"
+    object-inspect "^1.6.0"
     object-is "^1.0.1"
     object.assign "^4.1.0"
     object.entries "^1.0.4"
     object.values "^1.0.4"
     raf "^3.4.0"
     rst-selector-parser "^2.2.3"
+    string.prototype.trim "^1.1.2"
 
 errno@^0.1.3:
   version "0.1.7"
@@ -1818,7 +1830,7 @@ error-ex@^1.2.0:
   dependencies:
     is-arrayish "^0.2.1"
 
-es-abstract@^1.6.1, es-abstract@^1.7.0:
+es-abstract@^1.10.0, es-abstract@^1.5.0, es-abstract@^1.6.1, es-abstract@^1.7.0:
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.12.0.tgz#9dbbdd27c6856f0001421ca18782d786bf8a6165"
   dependencies:
@@ -2263,13 +2275,13 @@ fsevents@^1.0.0, fsevents@^1.1.2:
     nan "^2.9.2"
     node-pre-gyp "^0.10.0"
 
-function-bind@^1.1.0, function-bind@^1.1.1:
+function-bind@^1.0.2, function-bind@^1.1.0, function-bind@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
 
-function.prototype.name@^1.0.3:
+function.prototype.name@^1.1.0:
   version "1.1.0"
-  resolved "https://registry.yarnpkg.com/function.prototype.name/-/function.prototype.name-1.1.0.tgz#8bd763cc0af860a859cc5d49384d74b932cd2327"
+  resolved "https://registry.npmjs.org/function.prototype.name/-/function.prototype.name-1.1.0.tgz#8bd763cc0af860a859cc5d49384d74b932cd2327"
   dependencies:
     define-properties "^1.1.2"
     function-bind "^1.1.1"
@@ -2471,7 +2483,7 @@ has-values@^1.0.0:
     is-number "^3.0.0"
     kind-of "^4.0.0"
 
-has@^1.0.1, has@^1.0.2:
+has@^1.0.1, has@^1.0.2, has@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/has/-/has-1.0.3.tgz#722d7cbfc1f6aa8241f16dd814e011e1f41e8796"
   dependencies:
@@ -2691,6 +2703,10 @@ is-callable@^1.1.1, is-callable@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.3.tgz#86eb75392805ddc33af71c92a0eedf74ee7604b2"
 
+is-callable@^1.1.4:
+  version "1.1.4"
+  resolved "https://registry.npmjs.org/is-callable/-/is-callable-1.1.4.tgz#1e1adf219e1eeb684d691f9d6a05ff0d30a24d75"
+
 is-ci@^1.0.10:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-ci/-/is-ci-1.1.0.tgz#247e4162e7860cebbdaf30b774d6b0ac7dcfe7a5"
@@ -3296,6 +3312,10 @@ lodash.create@3.1.1:
     lodash._basecreate "^3.0.0"
     lodash._isiterateecall "^3.0.0"
 
+lodash.escape@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.npmjs.org/lodash.escape/-/lodash.escape-4.0.1.tgz#c9044690c21e04294beaa517712fded1fa88de98"
+
 lodash.flattendeep@^4.4.0:
   version "4.4.0"
   resolved "https://registry.yarnpkg.com/lodash.flattendeep/-/lodash.flattendeep-4.4.0.tgz#fb030917f86a3134e5bc9bec0d69e0013ddfedb2"
@@ -3308,6 +3328,10 @@ lodash.isarray@^3.0.0:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/lodash.isarray/-/lodash.isarray-3.0.4.tgz#79e4eb88c36a8122af86f844aa9bcd851b5fbb55"
 
+lodash.isequal@^4.5.0:
+  version "4.5.0"
+  resolved "https://registry.npmjs.org/lodash.isequal/-/lodash.isequal-4.5.0.tgz#415c4478f2bcc30120c22ce10ed3226f7d3e18e0"
+
 lodash.keys@^3.0.0:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
@@ -3797,9 +3821,9 @@ object-copy@^0.1.0:
     define-property "^0.2.5"
     kind-of "^3.0.3"
 
-object-inspect@^1.5.0:
+object-inspect@^1.6.0:
   version "1.6.0"
-  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.6.0.tgz#c70b6cbf72f274aab4c34c0c82f5167bf82cf15b"
+  resolved "https://registry.npmjs.org/object-inspect/-/object-inspect-1.6.0.tgz#c70b6cbf72f274aab4c34c0c82f5167bf82cf15b"
 
 object-is@^1.0.1:
   version "1.0.1"
@@ -3815,7 +3839,7 @@ object-visit@^1.0.0:
   dependencies:
     isobject "^3.0.0"
 
-object.assign@^4.0.4, object.assign@^4.1.0:
+object.assign@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.1.0.tgz#968bf1100d7956bb3ca086f006f846b3bc4008da"
   dependencies:
@@ -4151,6 +4175,13 @@ prop-types@^15.5.8, prop-types@^15.6.0, prop-types@^15.6.1:
     loose-envify "^1.3.1"
     object-assign "^4.1.1"
 
+prop-types@^15.6.2:
+  version "15.6.2"
+  resolved "https://registry.npmjs.org/prop-types/-/prop-types-15.6.2.tgz#05d5ca77b4453e985d60fc7ff8c859094a497102"
+  dependencies:
+    loose-envify "^1.3.1"
+    object-assign "^4.1.1"
+
 prr@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/prr/-/prr-1.0.1.tgz#d3fc114ba06995a45ec6893f484ceb1d78f5f476"
@@ -4264,14 +4295,9 @@ react-is@^16.4.1:
   version "16.4.1"
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.4.1.tgz#d624c4650d2c65dbd52c72622bbf389435d9776e"
 
-react-reconciler@^0.7.0:
-  version "0.7.0"
-  resolved "https://registry.yarnpkg.com/react-reconciler/-/react-reconciler-0.7.0.tgz#9614894103e5f138deeeb5eabaf3ee80eb1d026d"
-  dependencies:
-    fbjs "^0.8.16"
-    loose-envify "^1.1.0"
-    object-assign "^4.1.1"
-    prop-types "^15.6.0"
+react-is@^16.6.1:
+  version "16.6.3"
+  resolved "https://registry.npmjs.org/react-is/-/react-is-16.6.3.tgz#d2d7462fcfcbe6ec0da56ad69047e47e56e7eac0"
 
 react-test-renderer@^16.0.0, react-test-renderer@^16.0.0-0:
   version "16.4.1"
@@ -4572,6 +4598,10 @@ sax@^1.2.1, sax@^1.2.4:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
 
+semver@^5.6.0:
+  version "5.6.0"
+  resolved "https://registry.npmjs.org/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
+
 set-blocking@^2.0.0, set-blocking@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
@@ -4844,6 +4874,14 @@ string-width@^1.0.1, string-width@^1.0.2:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string.prototype.trim@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.npmjs.org/string.prototype.trim/-/string.prototype.trim-1.1.2.tgz#d04de2c89e137f4d7d206f086b5ed2fae6be8cea"
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.5.0"
+    function-bind "^1.0.2"
+
 string_decoder@^1.0.0, string_decoder@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"