Bump to v4.14.2.

README.md

@@ -1,4 +1,4 @@
-# lodash-amd v4.14.0
+# lodash-amd v4.14.2
 
 The [Lodash](https://lodash.com/) library exported as [AMD](https://github.com/amdjs/amdjs-api/wiki/AMD) modules.
 
@@ -27,4 +27,4 @@ require({
 });
 ```
 
-See the [package source](https://github.com/lodash/lodash/tree/4.14.0-amd) for more details.
+See the [package source](https://github.com/lodash/lodash/tree/4.14.2-amd) for more details.

_Reflect.js

@@ -1,7 +0,0 @@
-define(['./_root'], function(root) {
-
-  /** Built-in value references. */
-  var Reflect = root.Reflect;
-
-  return Reflect;
-});

_arrayLikeKeys.js

@@ -0,0 +1,35 @@
+define(['./_baseTimes', './isArguments', './isArray', './_isIndex', './isString'], function(baseTimes, isArguments, isArray, isIndex, isString) {
+
+  /** Used for built-in method references. */
+  var objectProto = Object.prototype;
+
+  /** Used to check objects for own properties. */
+  var hasOwnProperty = objectProto.hasOwnProperty;
+
+  /**
+   * Creates an array of the enumerable property names of the array-like `value`.
+   *
+   * @private
+   * @param {*} value The value to query.
+   * @param {boolean} inherited Specify returning inherited property names.
+   * @returns {Array} Returns the array of property names.
+   */
+  function arrayLikeKeys(value, inherited) {
+    var result = (isArray(value) || isString(value) || isArguments(value))
+      ? baseTimes(value.length, String)
+      : [];
+
+    var length = result.length,
+        skipIndexes = !!length;
+
+    for (var key in value) {
+      if ((inherited || hasOwnProperty.call(value, key)) &&
+          !(skipIndexes && (key == 'length' || isIndex(key, length)))) {
+        result.push(key);
+      }
+    }
+    return result;
+  }
+
+  return arrayLikeKeys;
+});

_assignValue.js

@@ -11,7 +11,7 @@ define(['./eq'], function(eq) {
 
   /**
    * Assigns `value` to `key` of `object` if the existing value is not equivalent
-   * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons.
    *
    * @private

_baseClone.js

@@ -120,9 +120,6 @@ define(['./_Stack', './_arrayEach', './_assignValue', './_baseAssign', './_clone
       // Recursively populate clone (susceptible to call stack limits).
       assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack));
     });
-    if (!isFull) {
-      stack['delete'](value);
-    }
     return result;
   }
 

_baseConformsTo.js

@@ -16,14 +16,13 @@ define([], function() {
     if (object == null) {
       return !length;
     }
-    var index = length;
-    while (index--) {
-      var key = props[index],
+    object = Object(object);
+    while (length--) {
+      var key = props[length],
           predicate = source[key],
           value = object[key];
 
-      if ((value === undefined &&
-          !(key in Object(object))) || !predicate(value)) {
+      if ((value === undefined && !(key in object)) || !predicate(value)) {
         return false;
       }
     }

_baseDelay.js

@@ -14,7 +14,7 @@ define([], function() {
    * @param {Function} func The function to delay.
    * @param {number} wait The number of milliseconds to delay invocation.
    * @param {Array} args The arguments to provide to `func`.
-   * @returns {number} Returns the timer id.
+   * @returns {number|Object} Returns the timer id or timeout object.
    */
   function baseDelay(func, wait, args) {
     if (typeof func != 'function') {

_baseGetTag.js

@@ -5,7 +5,7 @@ define([], function() {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

_baseHas.js

@@ -1,4 +1,4 @@
-define(['./_getPrototype'], function(getPrototype) {
+define([], function() {
 
   /** Used for built-in method references. */
   var objectProto = Object.prototype;
@@ -15,12 +15,7 @@ define(['./_getPrototype'], function(getPrototype) {
    * @returns {boolean} Returns `true` if `key` exists, else `false`.
    */
   function baseHas(object, key) {
-    // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`,
-    // that are composed entirely of index properties, return `false` for
-    // `hasOwnProperty` checks of them.
-    return object != null &&
-      (hasOwnProperty.call(object, key) ||
-        (typeof object == 'object' && key in object && getPrototype(object) === null));
+    return object != null && hasOwnProperty.call(object, key);
   }
 
   return baseHas;

_baseIsArrayBuffer.js

@@ -7,7 +7,7 @@ define(['./isObjectLike'], function(isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

_baseIsDate.js

@@ -8,7 +8,7 @@ define(['./isObjectLike'], function(isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

_baseIsNative.js

@@ -2,7 +2,7 @@ define(['./isFunction', './_isHostObject', './_isMasked', './isObject', './_toSo
 
   /**
    * Used to match `RegExp`
-   * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns).
+   * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
    */
   var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
 

_baseIsRegExp.js

@@ -8,7 +8,7 @@ define(['./isObject'], function(isObject) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

_baseIsTypedArray.js

@@ -48,7 +48,7 @@ define(['./isLength', './isObjectLike'], function(isLength, isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

_baseKeys.js

@@ -1,17 +1,30 @@
-define(['./_overArg'], function(overArg) {
+define(['./_isPrototype', './_nativeKeys'], function(isPrototype, nativeKeys) {
 
-  /* Built-in method references for those with the same name as other `lodash` methods. */
-  var nativeKeys = Object.keys;
+  /** Used for built-in method references. */
+  var objectProto = Object.prototype;
+
+  /** Used to check objects for own properties. */
+  var hasOwnProperty = objectProto.hasOwnProperty;
 
   /**
-   * The base implementation of `_.keys` which doesn't skip the constructor
-   * property of prototypes or treat sparse arrays as dense.
+   * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.
    *
    * @private
    * @param {Object} object The object to query.
    * @returns {Array} Returns the array of property names.
    */
-  var baseKeys = overArg(nativeKeys, Object);
+  function baseKeys(object) {
+    if (!isPrototype(object)) {
+      return nativeKeys(object);
+    }
+    var result = [];
+    for (var key in Object(object)) {
+      if (hasOwnProperty.call(object, key) && key != 'constructor') {
+        result.push(key);
+      }
+    }
+    return result;
+  }
 
   return baseKeys;
 });

_baseKeysIn.js

@@ -1,39 +1,32 @@
-define(['./_Reflect', './_iteratorToArray'], function(Reflect, iteratorToArray) {
-
-  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
-  var undefined;
+define(['./isObject', './_isPrototype', './_nativeKeysIn'], function(isObject, isPrototype, nativeKeysIn) {
 
   /** Used for built-in method references. */
   var objectProto = Object.prototype;
 
-  /** Built-in value references. */
-  var enumerate = Reflect ? Reflect.enumerate : undefined,
-      propertyIsEnumerable = objectProto.propertyIsEnumerable;
+  /** Used to check objects for own properties. */
+  var hasOwnProperty = objectProto.hasOwnProperty;
 
   /**
-   * The base implementation of `_.keysIn` which doesn't skip the constructor
-   * property of prototypes or treat sparse arrays as dense.
+   * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.
    *
    * @private
    * @param {Object} object The object to query.
    * @returns {Array} Returns the array of property names.
    */
   function baseKeysIn(object) {
-    object = object == null ? object : Object(object);
+    if (!isObject(object)) {
+      return nativeKeysIn(object);
+    }
+    var isProto = isPrototype(object),
+        result = [];
 
-    var result = [];
     for (var key in object) {
-      result.push(key);
+      if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
+        result.push(key);
+      }
     }
     return result;
   }
 
-  // Fallback for IE < 9 with es6-shim.
-  if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) {
-    baseKeysIn = function(object) {
-      return iteratorToArray(enumerate(object));
-    };
-  }
-
   return baseKeysIn;
 });

_baseMerge.js

@@ -1,4 +1,4 @@
-define(['./_Stack', './_arrayEach', './_assignMergeValue', './_baseMergeDeep', './isArray', './isObject', './isTypedArray', './keysIn'], function(Stack, arrayEach, assignMergeValue, baseMergeDeep, isArray, isObject, isTypedArray, keysIn) {
+define(['./_Stack', './_arrayEach', './_assignMergeValue', './_baseKeysIn', './_baseMergeDeep', './isArray', './isObject', './isTypedArray'], function(Stack, arrayEach, assignMergeValue, baseKeysIn, baseMergeDeep, isArray, isObject, isTypedArray) {
 
   /** Used as a safe reference for `undefined` in pre-ES5 environments. */
   var undefined;
@@ -19,7 +19,7 @@ define(['./_Stack', './_arrayEach', './_assignMergeValue', './_baseMergeDeep', '
       return;
     }
     if (!(isArray(source) || isTypedArray(source))) {
-      var props = keysIn(source);
+      var props = baseKeysIn(source);
     }
     arrayEach(props || source, function(srcValue, key) {
       if (props) {

_baseSet.js

@@ -14,6 +14,9 @@ define(['./_assignValue', './_castPath', './_isIndex', './_isKey', './isObject',
    * @returns {Object} Returns `object`.
    */
   function baseSet(object, path, value, customizer) {
+    if (!isObject(object)) {
+      return object;
+    }
     path = isKey(path, object) ? [path] : castPath(path);
 
     var index = -1,
@@ -22,20 +25,19 @@ define(['./_assignValue', './_castPath', './_isIndex', './_isKey', './isObject',
         nested = object;
 
     while (nested != null && ++index < length) {
-      var key = toKey(path[index]);
-      if (isObject(nested)) {
-        var newValue = value;
-        if (index != lastIndex) {
-          var objValue = nested[key];
-          newValue = customizer ? customizer(objValue, key, nested) : undefined;
-          if (newValue === undefined) {
-            newValue = objValue == null
-              ? (isIndex(path[index + 1]) ? [] : {})
-              : objValue;
-          }
+      var key = toKey(path[index]),
+          newValue = value;
+
+      if (index != lastIndex) {
+        var objValue = nested[key];
+        newValue = customizer ? customizer(objValue, key, nested) : undefined;
+        if (newValue === undefined) {
+          newValue = isObject(objValue)
+            ? objValue
+            : (isIndex(path[index + 1]) ? [] : {});
         }
-        assignValue(nested, key, newValue);
       }
+      assignValue(nested, key, newValue);
       nested = nested[key];
     }
     return object;

_baseUnset.js

@@ -1,4 +1,10 @@
-define(['./_baseHas', './_castPath', './_isKey', './last', './_parent', './_toKey'], function(baseHas, castPath, isKey, last, parent, toKey) {
+define(['./_castPath', './_isKey', './last', './_parent', './_toKey'], function(castPath, isKey, last, parent, toKey) {
+
+  /** Used for built-in method references. */
+  var objectProto = Object.prototype;
+
+  /** Used to check objects for own properties. */
+  var hasOwnProperty = objectProto.hasOwnProperty;
 
   /**
    * The base implementation of `_.unset`.
@@ -13,7 +19,7 @@ define(['./_baseHas', './_castPath', './_isKey', './last', './_parent', './_toKe
     object = parent(object, path);
 
     var key = toKey(last(path));
-    return !(object != null && baseHas(object, key)) || delete object[key];
+    return !(object != null && hasOwnProperty.call(object, key)) || delete object[key];
   }
 
   return baseUnset;

_createCtor.js

@@ -11,7 +11,7 @@ define(['./_baseCreate', './isObject'], function(baseCreate, isObject) {
   function createCtor(Ctor) {
     return function() {
       // Use a `switch` statement to work with class constructors. See
-      // http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
+      // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
       // for more details.
       var args = arguments;
       switch (args.length) {

_createRange.js

@@ -1,4 +1,4 @@
-define(['./_baseRange', './_isIterateeCall', './toNumber'], function(baseRange, isIterateeCall, toNumber) {
+define(['./_baseRange', './_isIterateeCall', './toFinite'], function(baseRange, isIterateeCall, toFinite) {
 
   /** Used as a safe reference for `undefined` in pre-ES5 environments. */
   var undefined;
@@ -16,15 +16,14 @@ define(['./_baseRange', './_isIterateeCall', './toNumber'], function(baseRange,
         end = step = undefined;
       }
       // Ensure the sign of `-0` is preserved.
-      start = toNumber(start);
-      start = start === start ? start : 0;
+      start = toFinite(start);
       if (end === undefined) {
         end = start;
         start = 0;
       } else {
-        end = toNumber(end) || 0;
+        end = toFinite(end);
       }
-      step = step === undefined ? (start < end ? 1 : -1) : (toNumber(step) || 0);
+      step = step === undefined ? (start < end ? 1 : -1) : toFinite(step);
       return baseRange(start, end, step, fromRight);
     };
   }

_equalArrays.js

@@ -78,6 +78,7 @@ define(['./_SetCache', './_arraySome'], function(SetCache, arraySome) {
       }
     }
     stack['delete'](array);
+    stack['delete'](other);
     return result;
   }
 

_equalByTag.js

@@ -73,7 +73,7 @@ define(['./_Symbol', './_Uint8Array', './eq', './_equalArrays', './_mapToArray',
       case regexpTag:
       case stringTag:
         // Coerce regexes to strings and treat strings, primitives and objects,
-        // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring
+        // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring
         // for more details.
         return object == (other + '');
 

_equalObjects.js

@@ -1,4 +1,4 @@
-define(['./_baseHas', './keys'], function(baseHas, keys) {
+define(['./keys'], function(keys) {
 
   /** Used as a safe reference for `undefined` in pre-ES5 environments. */
   var undefined;
@@ -6,6 +6,12 @@ define(['./_baseHas', './keys'], function(baseHas, keys) {
   /** Used to compose bitmasks for comparison styles. */
   var PARTIAL_COMPARE_FLAG = 2;
 
+  /** Used for built-in method references. */
+  var objectProto = Object.prototype;
+
+  /** Used to check objects for own properties. */
+  var hasOwnProperty = objectProto.hasOwnProperty;
+
   /**
    * A specialized version of `baseIsEqualDeep` for objects with support for
    * partial deep comparisons.
@@ -33,7 +39,7 @@ define(['./_baseHas', './keys'], function(baseHas, keys) {
     var index = objLength;
     while (index--) {
       var key = objProps[index];
-      if (!(isPartial ? key in other : baseHas(other, key))) {
+      if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {
         return false;
       }
     }
@@ -80,6 +86,7 @@ define(['./_baseHas', './keys'], function(baseHas, keys) {
       }
     }
     stack['delete'](object);
+    stack['delete'](other);
     return result;
   }
 

_getLength.js

@@ -1,17 +0,0 @@
-define(['./_baseProperty'], function(baseProperty) {
-
-  /**
-   * Gets the "length" property value of `object`.
-   *
-   * **Note:** This function is used to avoid a
-   * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects
-   * Safari on at least iOS 8.1-8.3 ARM64.
-   *
-   * @private
-   * @param {Object} object The object to query.
-   * @returns {*} Returns the "length" value.
-   */
-  var getLength = baseProperty('length');
-
-  return getLength;
-});

_getPrototype.js

@@ -1,16 +1,7 @@
 define(['./_overArg'], function(overArg) {
 
-  /* Built-in method references for those with the same name as other `lodash` methods. */
-  var nativeGetPrototype = Object.getPrototypeOf;
-
-  /**
-   * Gets the `[[Prototype]]` of `value`.
-   *
-   * @private
-   * @param {*} value The value to query.
-   * @returns {null|Object} Returns the `[[Prototype]]`.
-   */
-  var getPrototype = overArg(nativeGetPrototype, Object);
+  /** Built-in value references. */
+  var getPrototype = overArg(Object.getPrototypeOf, Object);
 
   return getPrototype;
 });

_getSymbolsIn.js

@@ -1,4 +1,4 @@
-define(['./_arrayPush', './_getPrototype', './_getSymbols'], function(arrayPush, getPrototype, getSymbols) {
+define(['./_arrayPush', './_getPrototype', './_getSymbols', './stubArray'], function(arrayPush, getPrototype, getSymbols, stubArray) {
 
   /* Built-in method references for those with the same name as other `lodash` methods. */
   var nativeGetSymbols = Object.getOwnPropertySymbols;
@@ -11,7 +11,7 @@ define(['./_arrayPush', './_getPrototype', './_getSymbols'], function(arrayPush,
    * @param {Object} object The object to query.
    * @returns {Array} Returns the array of symbols.
    */
-  var getSymbolsIn = !nativeGetSymbols ? getSymbols : function(object) {
+  var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) {
     var result = [];
     while (object) {
       arrayPush(result, getSymbols(object));

_getTag.js

@@ -17,7 +17,7 @@ define(['./_DataView', './_Map', './_Promise', './_Set', './_WeakMap', './_baseG
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

_indexKeys.js

@@ -1,24 +0,0 @@
-define(['./_baseTimes', './isArguments', './isArray', './isLength', './isString'], function(baseTimes, isArguments, isArray, isLength, isString) {
-
-  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
-  var undefined;
-
-  /**
-   * Creates an array of index keys for `object` values of arrays,
-   * `arguments` objects, and strings, otherwise `null` is returned.
-   *
-   * @private
-   * @param {Object} object The object to query.
-   * @returns {Array|null} Returns index keys, else `null`.
-   */
-  function indexKeys(object) {
-    var length = object ? object.length : undefined;
-    if (isLength(length) &&
-        (isArray(object) || isString(object) || isArguments(object))) {
-      return baseTimes(length, String);
-    }
-    return null;
-  }
-
-  return indexKeys;
-});

_isFlattenable.js

@@ -15,7 +15,7 @@ define(['./_Symbol', './isArguments', './isArray'], function(Symbol, isArguments
    */
   function isFlattenable(value) {
     return isArray(value) || isArguments(value) ||
-      !!(spreadableSymbol && value && value[spreadableSymbol])
+      !!(spreadableSymbol && value && value[spreadableSymbol]);
   }
 
   return isFlattenable;

_nativeKeys.js

@@ -0,0 +1,7 @@
+define(['./_overArg'], function(overArg) {
+
+  /* Built-in method references for those with the same name as other `lodash` methods. */
+  var nativeKeys = overArg(Object.keys, Object);
+
+  return nativeKeys;
+});

_nativeKeysIn.js

@@ -0,0 +1,23 @@
+define([], function() {
+
+  /**
+   * This function is like
+   * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
+   * except that it includes inherited enumerable properties.
+   *
+   * @private
+   * @param {Object} object The object to query.
+   * @returns {Array} Returns the array of property names.
+   */
+  function nativeKeysIn(object) {
+    var result = [];
+    if (object != null) {
+      for (var key in Object(object)) {
+        result.push(key);
+      }
+    }
+    return result;
+  }
+
+  return nativeKeysIn;
+});

_nodeUtil.js

@@ -1,10 +1,10 @@
 define(['./_freeGlobal'], function(freeGlobal) {
 
   /** Detect free variable `exports`. */
-  var freeExports = freeGlobal && typeof exports == 'object' && exports;
+  var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
 
   /** Detect free variable `module`. */
-  var freeModule = freeExports && typeof module == 'object' && module;
+  var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
 
   /** Detect the popular CommonJS extension `module.exports`. */
   var moduleExports = freeModule && freeModule.exports === freeExports;

_overArg.js

@@ -1,7 +1,7 @@
 define([], function() {
 
   /**
-   * Creates a function that invokes `func` with its first argument transformed.
+   * Creates a unary function that invokes `func` with its argument transformed.
    *
    * @private
    * @param {Function} func The function to wrap.

_stringToPath.js

@@ -1,7 +1,8 @@
 define(['./memoize', './toString'], function(memoize, toString) {
 
   /** Used to match property names within property paths. */
-  var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g;
+  var reLeadingDot = /^\./,
+      rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
 
   /** Used to match backslashes in property paths. */
   var reEscapeChar = /\\(\\)?/g;
@@ -14,8 +15,13 @@ define(['./memoize', './toString'], function(memoize, toString) {
    * @returns {Array} Returns the property path array.
    */
   var stringToPath = memoize(function(string) {
+    string = toString(string);
+
     var result = [];
-    toString(string).replace(rePropName, function(match, number, quote, string) {
+    if (reLeadingDot.test(string)) {
+      result.push('');
+    }
+    string.replace(rePropName, function(match, number, quote, string) {
       result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
     });
     return result;

assignIn.js

@@ -1,13 +1,4 @@
-define(['./_assignValue', './_copyObject', './_createAssigner', './isArrayLike', './_isPrototype', './keysIn'], function(assignValue, copyObject, createAssigner, isArrayLike, isPrototype, keysIn) {
-
-  /** Used for built-in method references. */
-  var objectProto = Object.prototype;
-
-  /** Built-in value references. */
-  var propertyIsEnumerable = objectProto.propertyIsEnumerable;
-
-  /** Detect if properties shadowing those on `Object.prototype` are non-enumerable. */
-  var nonEnumShadows = !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf');
+define(['./_copyObject', './_createAssigner', './keysIn'], function(copyObject, createAssigner, keysIn) {
 
   /**
    * This method is like `_.assign` except that it iterates over own and
@@ -41,13 +32,7 @@ define(['./_assignValue', './_copyObject', './_createAssigner', './isArrayLike',
    * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }
    */
   var assignIn = createAssigner(function(object, source) {
-    if (nonEnumShadows || isPrototype(source) || isArrayLike(source)) {
-      copyObject(source, keysIn(source), object);
-      return;
-    }
-    for (var key in source) {
-      assignValue(object, key, source[key]);
-    }
+    copyObject(source, keysIn(source), object);
   });
 
   return assignIn;

conforms.js

@@ -5,6 +5,9 @@ define(['./_baseClone', './_baseConforms'], function(baseClone, baseConforms) {
    * the corresponding property values of a given object, returning `true` if
    * all predicates return truthy, else `false`.
    *
+   * **Note:** The created function is equivalent to `_.conformsTo` with
+   * `source` partially applied.
+   *
    * @static
    * @memberOf _
    * @since 4.0.0

conformsTo.js

@@ -1,9 +1,11 @@
 define(['./_baseConformsTo', './keys'], function(baseConformsTo, keys) {
 
   /**
-   * Checks if `object` conforms to `source` by invoking the predicate properties
-   * of `source` with the corresponding property values of `object`. This method
-   * is equivalent to a `_.conforms` function when `source` is partially applied.
+   * Checks if `object` conforms to `source` by invoking the predicate
+   * properties of `source` with the corresponding property values of `object`.
+   *
+   * **Note:** This method is equivalent to `_.conforms` when `source` is
+   * partially applied.
    *
    * @static
    * @memberOf _

debounce.js

@@ -15,14 +15,18 @@ define(['./isObject', './now', './toNumber'], function(isObject, now, toNumber)
    * milliseconds have elapsed since the last time the debounced function was
    * invoked. The debounced function comes with a `cancel` method to cancel
    * delayed `func` invocations and a `flush` method to immediately invoke them.
-   * Provide an options object to indicate whether `func` should be invoked on
-   * the leading and/or trailing edge of the `wait` timeout. The `func` is invoked
-   * with the last arguments provided to the debounced function. Subsequent calls
-   * to the debounced function return the result of the last `func` invocation.
+   * Provide `options` to indicate whether `func` should be invoked on the
+   * leading and/or trailing edge of the `wait` timeout. The `func` is invoked
+   * with the last arguments provided to the debounced function. Subsequent
+   * calls to the debounced function return the result of the last `func`
+   * invocation.
    *
-   * **Note:** If `leading` and `trailing` options are `true`, `func` is invoked
-   * on the trailing edge of the timeout only if the debounced function is
-   * invoked more than once during the `wait` timeout.
+   * **Note:** If `leading` and `trailing` options are `true`, `func` is
+   * invoked on the trailing edge of the timeout only if the debounced function
+   * is invoked more than once during the `wait` timeout.
+   *
+   * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+   * until to the next tick, similar to `setTimeout` with a timeout of `0`.
    *
    * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
    * for details over the differences between `_.debounce` and `_.throttle`.

difference.js

@@ -2,7 +2,7 @@ define(['./_baseDifference', './_baseFlatten', './_baseRest', './isArrayLikeObje
 
   /**
    * Creates an array of `array` values not included in the other given arrays
-   * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons. The order of result values is determined by the
    * order they occur in the first array.
    *

eq.js

@@ -2,7 +2,7 @@ define([], function() {
 
   /**
    * Performs a
-   * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * comparison between two values to determine if they are equivalent.
    *
    * @static

escapeRegExp.js

@@ -2,7 +2,7 @@ define(['./toString'], function(toString) {
 
   /**
    * Used to match `RegExp`
-   * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns).
+   * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
    */
   var reRegExpChar = /[\\^$.*+?()[\]{}|]/g,
       reHasRegExpChar = RegExp(reRegExpChar.source);

every.js

@@ -8,6 +8,11 @@ define(['./_arrayEvery', './_baseEvery', './_baseIteratee', './isArray', './_isI
    * Iteration is stopped once `predicate` returns falsey. The predicate is
    * invoked with three arguments: (value, index|key, collection).
    *
+   * **Note:** This method returns `true` for
+   * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because
+   * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of
+   * elements of empty collections.
+   *
    * @static
    * @memberOf _
    * @since 0.1.0

inRange.js

@@ -1,4 +1,4 @@
-define(['./_baseInRange', './toNumber'], function(baseInRange, toNumber) {
+define(['./_baseInRange', './toFinite', './toNumber'], function(baseInRange, toFinite, toNumber) {
 
   /** Used as a safe reference for `undefined` in pre-ES5 environments. */
   var undefined;
@@ -42,12 +42,12 @@ define(['./_baseInRange', './toNumber'], function(baseInRange, toNumber) {
    * // => true
    */
   function inRange(number, start, end) {
-    start = toNumber(start) || 0;
+    start = toFinite(start);
     if (end === undefined) {
       end = start;
       start = 0;
     } else {
-      end = toNumber(end) || 0;
+      end = toFinite(end);
     }
     number = toNumber(number);
     return baseInRange(number, start, end);

includes.js

@@ -6,7 +6,7 @@ define(['./_baseIndexOf', './isArrayLike', './isString', './toInteger', './value
   /**
    * Checks if `value` is in `collection`. If `collection` is a string, it's
    * checked for a substring of `value`, otherwise
-   * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * is used for equality comparisons. If `fromIndex` is negative, it's used as
    * the offset from the end of `collection`.
    *

indexOf.js

@@ -5,7 +5,7 @@ define(['./_baseIndexOf', './toInteger'], function(baseIndexOf, toInteger) {
 
   /**
    * Gets the index at which the first occurrence of `value` is found in `array`
-   * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons. If `fromIndex` is negative, it's used as the
    * offset from the end of `array`.
    *

initial.js

@@ -1,4 +1,4 @@
-define(['./dropRight'], function(dropRight) {
+define(['./_baseSlice'], function(baseSlice) {
 
   /**
    * Gets all but the last element of `array`.
@@ -15,7 +15,8 @@ define(['./dropRight'], function(dropRight) {
    * // => [1, 2]
    */
   function initial(array) {
-    return dropRight(array, 1);
+    var length = array ? array.length : 0;
+    return length ? baseSlice(array, 0, -1) : [];
   }
 
   return initial;

intersection.js

@@ -2,7 +2,7 @@ define(['./_arrayMap', './_baseIntersection', './_baseRest', './_castArrayLikeOb
 
   /**
    * Creates an array of unique values that are included in all given arrays
-   * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons. The order of result values is determined by the
    * order they occur in the first array.
    *

isArguments.js

@@ -11,7 +11,7 @@ define(['./isArrayLikeObject'], function(isArrayLikeObject) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

isArrayLike.js

@@ -1,4 +1,4 @@
-define(['./_getLength', './isFunction', './isLength'], function(getLength, isFunction, isLength) {
+define(['./isFunction', './isLength'], function(isFunction, isLength) {
 
   /**
    * Checks if `value` is array-like. A value is considered array-like if it's
@@ -26,7 +26,7 @@ define(['./_getLength', './isFunction', './isLength'], function(getLength, isFun
    * // => false
    */
   function isArrayLike(value) {
-    return value != null && isLength(getLength(value)) && !isFunction(value);
+    return value != null && isLength(value.length) && !isFunction(value);
   }
 
   return isArrayLike;

isBoolean.js

@@ -8,7 +8,7 @@ define(['./isObjectLike'], function(isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

isBuffer.js

@@ -1,13 +1,13 @@
-define(['./_freeGlobal', './_root', './stubFalse'], function(freeGlobal, root, stubFalse) {
+define(['./_root', './stubFalse'], function(root, stubFalse) {
 
   /** Used as a safe reference for `undefined` in pre-ES5 environments. */
   var undefined;
 
   /** Detect free variable `exports`. */
-  var freeExports = freeGlobal && typeof exports == 'object' && exports;
+  var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
 
   /** Detect free variable `module`. */
-  var freeModule = freeExports && typeof module == 'object' && module;
+  var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
 
   /** Detect the popular CommonJS extension `module.exports`. */
   var moduleExports = freeModule && freeModule.exports === freeExports;

isElement.js

@@ -8,8 +8,7 @@ define(['./isObjectLike', './isPlainObject'], function(isObjectLike, isPlainObje
    * @since 0.1.0
    * @category Lang
    * @param {*} value The value to check.
-   * @returns {boolean} Returns `true` if `value` is a DOM element,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.
    * @example
    *
    * _.isElement(document.body);

isEmpty.js

@@ -1,4 +1,4 @@
-define(['./_getTag', './isArguments', './isArray', './isArrayLike', './isBuffer', './isFunction', './isObjectLike', './isString', './keys'], function(getTag, isArguments, isArray, isArrayLike, isBuffer, isFunction, isObjectLike, isString, keys) {
+define(['./_getTag', './isArguments', './isArray', './isArrayLike', './isBuffer', './isFunction', './isObjectLike', './_isPrototype', './isString', './_nativeKeys'], function(getTag, isArguments, isArray, isArrayLike, isBuffer, isFunction, isObjectLike, isPrototype, isString, nativeKeys) {
 
   /** `Object#toString` result references. */
   var mapTag = '[object Map]',
@@ -61,12 +61,14 @@ define(['./_getTag', './isArguments', './isArray', './isArrayLike', './isBuffer'
         return !value.size;
       }
     }
+    var isProto = isPrototype(value);
     for (var key in value) {
-      if (hasOwnProperty.call(value, key)) {
+      if (hasOwnProperty.call(value, key) &&
+          !(isProto && key == 'constructor')) {
         return false;
       }
     }
-    return !(nonEnumShadows && keys(value).length);
+    return !(nonEnumShadows && nativeKeys(value).length);
   }
 
   return isEmpty;

isEqual.js

@@ -16,8 +16,7 @@ define(['./_baseIsEqual'], function(baseIsEqual) {
    * @category Lang
    * @param {*} value The value to compare.
    * @param {*} other The other value to compare.
-   * @returns {boolean} Returns `true` if the values are equivalent,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
    * @example
    *
    * var object = { 'a': 1 };

isEqualWith.js

@@ -16,8 +16,7 @@ define(['./_baseIsEqual'], function(baseIsEqual) {
    * @param {*} value The value to compare.
    * @param {*} other The other value to compare.
    * @param {Function} [customizer] The function to customize comparisons.
-   * @returns {boolean} Returns `true` if the values are equivalent,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
    * @example
    *
    * function isGreeting(value) {

isError.js

@@ -8,7 +8,7 @@ define(['./isObjectLike'], function(isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;
@@ -22,8 +22,7 @@ define(['./isObjectLike'], function(isObjectLike) {
    * @since 3.0.0
    * @category Lang
    * @param {*} value The value to check.
-   * @returns {boolean} Returns `true` if `value` is an error object,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if `value` is an error object, else `false`.
    * @example
    *
    * _.isError(new Error);

isFinite.js

@@ -14,8 +14,7 @@ define(['./_root'], function(root) {
    * @since 0.1.0
    * @category Lang
    * @param {*} value The value to check.
-   * @returns {boolean} Returns `true` if `value` is a finite number,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.
    * @example
    *
    * _.isFinite(3);

isFunction.js

@@ -9,7 +9,7 @@ define(['./isObject'], function(isObject) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

isLength.js

@@ -6,16 +6,15 @@ define([], function() {
   /**
    * Checks if `value` is a valid array-like length.
    *
-   * **Note:** This function is loosely based on
-   * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+   * **Note:** This method is loosely based on
+   * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
    *
    * @static
    * @memberOf _
    * @since 4.0.0
    * @category Lang
    * @param {*} value The value to check.
-   * @returns {boolean} Returns `true` if `value` is a valid length,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
    * @example
    *
    * _.isLength(3);

isMatch.js

@@ -2,10 +2,14 @@ define(['./_baseIsMatch', './_getMatchData'], function(baseIsMatch, getMatchData
 
   /**
    * Performs a partial deep comparison between `object` and `source` to
-   * determine if `object` contains equivalent property values. This method is
-   * equivalent to a `_.matches` function when `source` is partially applied.
+   * determine if `object` contains equivalent property values.
    *
-   * **Note:** This method supports comparing the same values as `_.isEqual`.
+   * **Note:** This method is equivalent to `_.matches` when `source` is
+   * partially applied.
+   *
+   * Partial comparisons will match empty array and empty object `source`
+   * values against any array or object value, respectively. See `_.isEqual`
+   * for a list of supported value comparisons.
    *
    * @static
    * @memberOf _

isNumber.js

@@ -8,7 +8,7 @@ define(['./isObjectLike'], function(isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

isObject.js

@@ -2,7 +2,7 @@ define([], function() {
 
   /**
    * Checks if `value` is the
-   * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types)
+   * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
    * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
    *
    * @static

isPlainObject.js

@@ -17,7 +17,7 @@ define(['./_getPrototype', './_isHostObject', './isObjectLike'], function(getPro
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;
@@ -31,8 +31,7 @@ define(['./_getPrototype', './_isHostObject', './isObjectLike'], function(getPro
    * @since 0.8.0
    * @category Lang
    * @param {*} value The value to check.
-   * @returns {boolean} Returns `true` if `value` is a plain object,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
    * @example
    *
    * function Foo() {

isSafeInteger.js

@@ -15,8 +15,7 @@ define(['./isInteger'], function(isInteger) {
    * @since 4.0.0
    * @category Lang
    * @param {*} value The value to check.
-   * @returns {boolean} Returns `true` if `value` is a safe integer,
-   *  else `false`.
+   * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.
    * @example
    *
    * _.isSafeInteger(3);

isString.js

@@ -8,7 +8,7 @@ define(['./isArray', './isObjectLike'], function(isArray, isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

isSymbol.js

@@ -8,7 +8,7 @@ define(['./isObjectLike'], function(isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

isWeakSet.js

@@ -8,7 +8,7 @@ define(['./isObjectLike'], function(isObjectLike) {
 
   /**
    * Used to resolve the
-   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;

keys.js

@@ -1,10 +1,10 @@
-define(['./_baseHas', './_baseKeys', './_indexKeys', './isArrayLike', './_isIndex', './_isPrototype'], function(baseHas, baseKeys, indexKeys, isArrayLike, isIndex, isPrototype) {
+define(['./_arrayLikeKeys', './_baseKeys', './isArrayLike'], function(arrayLikeKeys, baseKeys, isArrayLike) {
 
   /**
    * Creates an array of the own enumerable property names of `object`.
    *
    * **Note:** Non-object values are coerced to objects. See the
-   * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
+   * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
    * for more details.
    *
    * @static
@@ -29,23 +29,7 @@ define(['./_baseHas', './_baseKeys', './_indexKeys', './isArrayLike', './_isInde
    * // => ['0', '1']
    */
   function keys(object) {
-    var isProto = isPrototype(object);
-    if (!(isProto || isArrayLike(object))) {
-      return baseKeys(object);
-    }
-    var indexes = indexKeys(object),
-        skipIndexes = !!indexes,
-        result = indexes || [],
-        length = result.length;
-
-    for (var key in object) {
-      if (baseHas(object, key) &&
-          !(skipIndexes && (key == 'length' || isIndex(key, length))) &&
-          !(isProto && key == 'constructor')) {
-        result.push(key);
-      }
-    }
-    return result;
+    return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
   }
 
   return keys;

keysIn.js

@@ -1,10 +1,4 @@
-define(['./_baseKeysIn', './_indexKeys', './_isIndex', './_isPrototype'], function(baseKeysIn, indexKeys, isIndex, isPrototype) {
-
-  /** Used for built-in method references. */
-  var objectProto = Object.prototype;
-
-  /** Used to check objects for own properties. */
-  var hasOwnProperty = objectProto.hasOwnProperty;
+define(['./_arrayLikeKeys', './_baseKeysIn', './isArrayLike'], function(arrayLikeKeys, baseKeysIn, isArrayLike) {
 
   /**
    * Creates an array of the own and inherited enumerable property names of `object`.
@@ -30,23 +24,7 @@ define(['./_baseKeysIn', './_indexKeys', './_isIndex', './_isPrototype'], functi
    * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
    */
   function keysIn(object) {
-    var index = -1,
-        isProto = isPrototype(object),
-        props = baseKeysIn(object),
-        propsLength = props.length,
-        indexes = indexKeys(object),
-        skipIndexes = !!indexes,
-        result = indexes || [],
-        length = result.length;
-
-    while (++index < propsLength) {
-      var key = props[index];
-      if (!(skipIndexes && (key == 'length' || isIndex(key, length))) &&
-          !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
-        result.push(key);
-      }
-    }
-    return result;
+    return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);
   }
 
   return keysIn;

main.js

@@ -13,7 +13,7 @@
   var undefined;
 
   /** Used as the semantic version number. */
-  var VERSION = '4.14.0';
+  var VERSION = '4.14.2';
 
   /** Used as the size to enable large array optimizations. */
   var LARGE_ARRAY_SIZE = 200;
@@ -130,11 +130,12 @@
   /** Used to match property names within property paths. */
   var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
       reIsPlainProp = /^\w*$/,
-      rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g;
+      reLeadingDot = /^\./,
+      rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
 
   /**
    * Used to match `RegExp`
-   * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns).
+   * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
    */
   var reRegExpChar = /[\\^$.*+?()[\]{}|]/g,
       reHasRegExpChar = RegExp(reRegExpChar.source);
@@ -157,7 +158,7 @@
 
   /**
    * Used to match
-   * [ES template delimiters](http://ecma-international.org/ecma-262/6.0/#sec-template-literal-lexical-components).
+   * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).
    */
   var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g;
 
@@ -266,9 +267,9 @@
   var contextProps = [
     'Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array',
     'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object',
-    'Promise', 'Reflect', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError',
-    'Uint8Array', 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap',
-    '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'
+    'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array',
+    'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap', '_', 'clearTimeout',
+    'isFinite', 'parseInt', 'setTimeout'
   ];
 
   /** Used to make template sourceURLs easier to identify. */
@@ -371,10 +372,10 @@
   var root = freeGlobal || freeSelf || Function('return this')();
 
   /** Detect free variable `exports`. */
-  var freeExports = freeGlobal && typeof exports == 'object' && exports;
+  var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
 
   /** Detect free variable `module`. */
-  var freeModule = freeExports && typeof module == 'object' && module;
+  var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
 
   /** Detect the popular CommonJS extension `module.exports`. */
   var moduleExports = freeModule && freeModule.exports === freeExports;
@@ -1129,7 +1130,7 @@
   }
 
   /**
-   * Creates a function that invokes `func` with its first argument transformed.
+   * Creates a unary function that invokes `func` with its argument transformed.
    *
    * @private
    * @param {Function} func The function to wrap.
@@ -1282,7 +1283,6 @@
 
     /** Built-in constructor references. */
     var Array = context.Array,
-        Date = context.Date,
         Error = context.Error,
         Math = context.Math,
         RegExp = context.RegExp,
@@ -1316,7 +1316,7 @@
 
     /**
      * Used to resolve the
-     * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+     * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
      * of values.
      */
     var objectToString = objectProto.toString;
@@ -1332,29 +1332,28 @@
 
     /** Built-in value references. */
     var Buffer = moduleExports ? context.Buffer : undefined,
-        Reflect = context.Reflect,
         Symbol = context.Symbol,
         Uint8Array = context.Uint8Array,
-        enumerate = Reflect ? Reflect.enumerate : undefined,
+        getPrototype = overArg(Object.getPrototypeOf, Object),
         iteratorSymbol = Symbol ? Symbol.iterator : undefined,
         objectCreate = context.Object.create,
         propertyIsEnumerable = objectProto.propertyIsEnumerable,
         splice = arrayProto.splice,
         spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined;
 
-    /** Built-in method references that are mockable. */
-    var clearTimeout = function(id) { return context.clearTimeout.call(root, id); },
-        setTimeout = function(func, wait) { return context.setTimeout.call(root, func, wait); };
+    /** Mocked built-ins. */
+    var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout,
+        ctxNow = context.Date && context.Date.now !== root.Date.now && context.Date.now,
+        ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout;
 
     /* Built-in method references for those with the same name as other `lodash` methods. */
     var nativeCeil = Math.ceil,
         nativeFloor = Math.floor,
-        nativeGetPrototype = Object.getPrototypeOf,
         nativeGetSymbols = Object.getOwnPropertySymbols,
         nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
         nativeIsFinite = context.isFinite,
         nativeJoin = arrayProto.join,
-        nativeKeys = Object.keys,
+        nativeKeys = overArg(Object.keys, Object),
         nativeMax = Math.max,
         nativeMin = Math.min,
         nativeParseInt = context.parseInt,
@@ -2201,6 +2200,31 @@
 
     /*------------------------------------------------------------------------*/
 
+    /**
+     * Creates an array of the enumerable property names of the array-like `value`.
+     *
+     * @private
+     * @param {*} value The value to query.
+     * @param {boolean} inherited Specify returning inherited property names.
+     * @returns {Array} Returns the array of property names.
+     */
+    function arrayLikeKeys(value, inherited) {
+      var result = (isArray(value) || isString(value) || isArguments(value))
+        ? baseTimes(value.length, String)
+        : [];
+
+      var length = result.length,
+          skipIndexes = !!length;
+
+      for (var key in value) {
+        if ((inherited || hasOwnProperty.call(value, key)) &&
+            !(skipIndexes && (key == 'length' || isIndex(key, length)))) {
+          result.push(key);
+        }
+      }
+      return result;
+    }
+
     /**
      * Used by `_.defaults` to customize its `_.assignIn` use.
      *
@@ -2237,7 +2261,7 @@
 
     /**
      * Assigns `value` to `key` of `object` if the existing value is not equivalent
-     * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons.
      *
      * @private
@@ -2415,9 +2439,6 @@
         // Recursively populate clone (susceptible to call stack limits).
         assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack));
       });
-      if (!isFull) {
-        stack['delete'](value);
-      }
       return result;
     }
 
@@ -2448,14 +2469,13 @@
       if (object == null) {
         return !length;
       }
-      var index = length;
-      while (index--) {
-        var key = props[index],
+      object = Object(object);
+      while (length--) {
+        var key = props[length],
             predicate = source[key],
             value = object[key];
 
-        if ((value === undefined &&
-            !(key in Object(object))) || !predicate(value)) {
+        if ((value === undefined && !(key in object)) || !predicate(value)) {
           return false;
         }
       }
@@ -2482,7 +2502,7 @@
      * @param {Function} func The function to delay.
      * @param {number} wait The number of milliseconds to delay invocation.
      * @param {Array} args The arguments to provide to `func`.
-     * @returns {number} Returns the timer id.
+     * @returns {number|Object} Returns the timer id or timeout object.
      */
     function baseDelay(func, wait, args) {
       if (typeof func != 'function') {
@@ -2827,12 +2847,7 @@
      * @returns {boolean} Returns `true` if `key` exists, else `false`.
      */
     function baseHas(object, key) {
-      // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`,
-      // that are composed entirely of index properties, return `false` for
-      // `hasOwnProperty` checks of them.
-      return object != null &&
-        (hasOwnProperty.call(object, key) ||
-          (typeof object == 'object' && key in object && getPrototype(object) === null));
+      return object != null && hasOwnProperty.call(object, key);
     }
 
     /**
@@ -3206,40 +3221,47 @@
     }
 
     /**
-     * The base implementation of `_.keys` which doesn't skip the constructor
-     * property of prototypes or treat sparse arrays as dense.
+     * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.
      *
      * @private
      * @param {Object} object The object to query.
      * @returns {Array} Returns the array of property names.
      */
-    var baseKeys = overArg(nativeKeys, Object);
+    function baseKeys(object) {
+      if (!isPrototype(object)) {
+        return nativeKeys(object);
+      }
+      var result = [];
+      for (var key in Object(object)) {
+        if (hasOwnProperty.call(object, key) && key != 'constructor') {
+          result.push(key);
+        }
+      }
+      return result;
+    }
 
     /**
-     * The base implementation of `_.keysIn` which doesn't skip the constructor
-     * property of prototypes or treat sparse arrays as dense.
+     * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.
      *
      * @private
      * @param {Object} object The object to query.
      * @returns {Array} Returns the array of property names.
      */
     function baseKeysIn(object) {
-      object = object == null ? object : Object(object);
+      if (!isObject(object)) {
+        return nativeKeysIn(object);
+      }
+      var isProto = isPrototype(object),
+          result = [];
 
-      var result = [];
       for (var key in object) {
-        result.push(key);
+        if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
+          result.push(key);
+        }
       }
       return result;
     }
 
-    // Fallback for IE < 9 with es6-shim.
-    if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) {
-      baseKeysIn = function(object) {
-        return iteratorToArray(enumerate(object));
-      };
-    }
-
     /**
      * The base implementation of `_.lt` which doesn't coerce arguments.
      *
@@ -3324,7 +3346,7 @@
         return;
       }
       if (!(isArray(source) || isTypedArray(source))) {
-        var props = keysIn(source);
+        var props = baseKeysIn(source);
       }
       arrayEach(props || source, function(srcValue, key) {
         if (props) {
@@ -3691,6 +3713,9 @@
      * @returns {Object} Returns `object`.
      */
     function baseSet(object, path, value, customizer) {
+      if (!isObject(object)) {
+        return object;
+      }
       path = isKey(path, object) ? [path] : castPath(path);
 
       var index = -1,
@@ -3699,20 +3724,19 @@
           nested = object;
 
       while (nested != null && ++index < length) {
-        var key = toKey(path[index]);
-        if (isObject(nested)) {
-          var newValue = value;
-          if (index != lastIndex) {
-            var objValue = nested[key];
-            newValue = customizer ? customizer(objValue, key, nested) : undefined;
-            if (newValue === undefined) {
-              newValue = objValue == null
-                ? (isIndex(path[index + 1]) ? [] : {})
-                : objValue;
-            }
+        var key = toKey(path[index]),
+            newValue = value;
+
+        if (index != lastIndex) {
+          var objValue = nested[key];
+          newValue = customizer ? customizer(objValue, key, nested) : undefined;
+          if (newValue === undefined) {
+            newValue = isObject(objValue)
+              ? objValue
+              : (isIndex(path[index + 1]) ? [] : {});
           }
-          assignValue(nested, key, newValue);
         }
+        assignValue(nested, key, newValue);
         nested = nested[key];
       }
       return object;
@@ -4005,7 +4029,7 @@
       object = parent(object, path);
 
       var key = toKey(last(path));
-      return !(object != null && baseHas(object, key)) || delete object[key];
+      return !(object != null && hasOwnProperty.call(object, key)) || delete object[key];
     }
 
     /**
@@ -4160,6 +4184,16 @@
       return (!start && end >= length) ? array : baseSlice(array, start, end);
     }
 
+    /**
+     * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout).
+     *
+     * @private
+     * @param {number|Object} id The timer id or timeout object of the timer to clear.
+     */
+    var clearTimeout = ctxClearTimeout || function(id) {
+      return root.clearTimeout(id);
+    };
+
     /**
      * Creates a clone of  `buffer`.
      *
@@ -4653,7 +4687,7 @@
     function createCtor(Ctor) {
       return function() {
         // Use a `switch` statement to work with class constructors. See
-        // http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
+        // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
         // for more details.
         var args = arguments;
         switch (args.length) {
@@ -5009,15 +5043,14 @@
           end = step = undefined;
         }
         // Ensure the sign of `-0` is preserved.
-        start = toNumber(start);
-        start = start === start ? start : 0;
+        start = toFinite(start);
         if (end === undefined) {
           end = start;
           start = 0;
         } else {
-          end = toNumber(end) || 0;
+          end = toFinite(end);
         }
-        step = step === undefined ? (start < end ? 1 : -1) : (toNumber(step) || 0);
+        step = step === undefined ? (start < end ? 1 : -1) : toFinite(step);
         return baseRange(start, end, step, fromRight);
       };
     }
@@ -5290,6 +5323,7 @@
         }
       }
       stack['delete'](array);
+      stack['delete'](other);
       return result;
     }
 
@@ -5341,7 +5375,7 @@
         case regexpTag:
         case stringTag:
           // Coerce regexes to strings and treat strings, primitives and objects,
-          // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring
+          // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring
           // for more details.
           return object == (other + '');
 
@@ -5403,7 +5437,7 @@
       var index = objLength;
       while (index--) {
         var key = objProps[index];
-        if (!(isPartial ? key in other : baseHas(other, key))) {
+        if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {
           return false;
         }
       }
@@ -5450,6 +5484,7 @@
         }
       }
       stack['delete'](object);
+      stack['delete'](other);
       return result;
     }
 
@@ -5538,19 +5573,6 @@
       return arguments.length ? result(arguments[0], arguments[1]) : result;
     }
 
-    /**
-     * Gets the "length" property value of `object`.
-     *
-     * **Note:** This function is used to avoid a
-     * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects
-     * Safari on at least iOS 8.1-8.3 ARM64.
-     *
-     * @private
-     * @param {Object} object The object to query.
-     * @returns {*} Returns the "length" value.
-     */
-    var getLength = baseProperty('length');
-
     /**
      * Gets the data for `map`.
      *
@@ -5599,15 +5621,6 @@
       return baseIsNative(value) ? value : undefined;
     }
 
-    /**
-     * Gets the `[[Prototype]]` of `value`.
-     *
-     * @private
-     * @param {*} value The value to query.
-     * @returns {null|Object} Returns the `[[Prototype]]`.
-     */
-    var getPrototype = overArg(nativeGetPrototype, Object);
-
     /**
      * Creates an array of the own enumerable symbol properties of `object`.
      *
@@ -5625,7 +5638,7 @@
      * @param {Object} object The object to query.
      * @returns {Array} Returns the array of symbols.
      */
-    var getSymbolsIn = !nativeGetSymbols ? getSymbols : function(object) {
+    var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) {
       var result = [];
       while (object) {
         arrayPush(result, getSymbols(object));
@@ -5820,23 +5833,6 @@
       }
     }
 
-    /**
-     * Creates an array of index keys for `object` values of arrays,
-     * `arguments` objects, and strings, otherwise `null` is returned.
-     *
-     * @private
-     * @param {Object} object The object to query.
-     * @returns {Array|null} Returns index keys, else `null`.
-     */
-    function indexKeys(object) {
-      var length = object ? object.length : undefined;
-      if (isLength(length) &&
-          (isArray(object) || isString(object) || isArguments(object))) {
-        return baseTimes(length, String);
-      }
-      return null;
-    }
-
     /**
      * Inserts wrapper `details` in a comment at the top of the `source` body.
      *
@@ -5863,7 +5859,7 @@
      */
     function isFlattenable(value) {
       return isArray(value) || isArguments(value) ||
-        !!(spreadableSymbol && value && value[spreadableSymbol])
+        !!(spreadableSymbol && value && value[spreadableSymbol]);
     }
 
     /**
@@ -6121,6 +6117,25 @@
       return objValue;
     }
 
+    /**
+     * This function is like
+     * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
+     * except that it includes inherited enumerable properties.
+     *
+     * @private
+     * @param {Object} object The object to query.
+     * @returns {Array} Returns the array of property names.
+     */
+    function nativeKeysIn(object) {
+      var result = [];
+      if (object != null) {
+        for (var key in Object(object)) {
+          result.push(key);
+        }
+      }
+      return result;
+    }
+
     /**
      * Gets the parent value at `path` of `object`.
      *
@@ -6189,6 +6204,18 @@
       };
     }());
 
+    /**
+     * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout).
+     *
+     * @private
+     * @param {Function} func The function to delay.
+     * @param {number} wait The number of milliseconds to delay invocation.
+     * @returns {number|Object} Returns the timer id or timeout object.
+     */
+    var setTimeout = ctxSetTimeout || function(func, wait) {
+      return root.setTimeout(func, wait);
+    };
+
     /**
      * Sets the `toString` method of `wrapper` to mimic the source of `reference`
      * with wrapper details in a comment at the top of the source body.
@@ -6216,8 +6243,13 @@
      * @returns {Array} Returns the property path array.
      */
     var stringToPath = memoize(function(string) {
+      string = toString(string);
+
       var result = [];
-      toString(string).replace(rePropName, function(match, number, quote, string) {
+      if (reLeadingDot.test(string)) {
+        result.push('');
+      }
+      string.replace(rePropName, function(match, number, quote, string) {
         result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
       });
       return result;
@@ -6404,7 +6436,7 @@
 
     /**
      * Creates an array of `array` values not included in the other given arrays
-     * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons. The order of result values is determined by the
      * order they occur in the first array.
      *
@@ -6907,7 +6939,7 @@
 
     /**
      * Gets the index at which the first occurrence of `value` is found in `array`
-     * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons. If `fromIndex` is negative, it's used as the
      * offset from the end of `array`.
      *
@@ -6955,12 +6987,13 @@
      * // => [1, 2]
      */
     function initial(array) {
-      return dropRight(array, 1);
+      var length = array ? array.length : 0;
+      return length ? baseSlice(array, 0, -1) : [];
     }
 
     /**
      * Creates an array of unique values that are included in all given arrays
-     * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons. The order of result values is determined by the
      * order they occur in the first array.
      *
@@ -7164,7 +7197,7 @@
 
     /**
      * Removes all given values from `array` using
-     * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons.
      *
      * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`
@@ -7633,7 +7666,8 @@
      * // => [2, 3]
      */
     function tail(array) {
-      return drop(array, 1);
+      var length = array ? array.length : 0;
+      return length ? baseSlice(array, 1, length) : [];
     }
 
     /**
@@ -7790,7 +7824,7 @@
 
     /**
      * Creates an array of unique values, in order, from all given arrays using
-     * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons.
      *
      * @static
@@ -7871,7 +7905,7 @@
 
     /**
      * Creates a duplicate-free version of an array, using
-     * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons, in which only the first occurrence of each
      * element is kept.
      *
@@ -8016,7 +8050,7 @@
 
     /**
      * Creates an array excluding all given values using
-     * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * for equality comparisons.
      *
      * **Note:** Unlike `_.pull`, this method returns a new array.
@@ -8587,6 +8621,11 @@
      * Iteration is stopped once `predicate` returns falsey. The predicate is
      * invoked with three arguments: (value, index|key, collection).
      *
+     * **Note:** This method returns `true` for
+     * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because
+     * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of
+     * elements of empty collections.
+     *
      * @static
      * @memberOf _
      * @since 0.1.0
@@ -8904,7 +8943,7 @@
     /**
      * Checks if `value` is in `collection`. If `collection` is a string, it's
      * checked for a substring of `value`, otherwise
-     * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * is used for equality comparisons. If `fromIndex` is negative, it's used as
      * the offset from the end of `collection`.
      *
@@ -9372,7 +9411,7 @@
           return collection.size;
         }
       }
-      return keys(collection).length;
+      return baseKeys(collection).length;
     }
 
     /**
@@ -9484,9 +9523,9 @@
      * }, _.now());
      * // => Logs the number of milliseconds it took for the deferred invocation.
      */
-    function now() {
-      return Date.now();
-    }
+    var now = ctxNow || function() {
+      return root.Date.now();
+    };
 
     /*------------------------------------------------------------------------*/
 
@@ -9779,14 +9818,18 @@
      * milliseconds have elapsed since the last time the debounced function was
      * invoked. The debounced function comes with a `cancel` method to cancel
      * delayed `func` invocations and a `flush` method to immediately invoke them.
-     * Provide an options object to indicate whether `func` should be invoked on
-     * the leading and/or trailing edge of the `wait` timeout. The `func` is invoked
-     * with the last arguments provided to the debounced function. Subsequent calls
-     * to the debounced function return the result of the last `func` invocation.
+     * Provide `options` to indicate whether `func` should be invoked on the
+     * leading and/or trailing edge of the `wait` timeout. The `func` is invoked
+     * with the last arguments provided to the debounced function. Subsequent
+     * calls to the debounced function return the result of the last `func`
+     * invocation.
      *
-     * **Note:** If `leading` and `trailing` options are `true`, `func` is invoked
-     * on the trailing edge of the timeout only if the debounced function is
-     * invoked more than once during the `wait` timeout.
+     * **Note:** If `leading` and `trailing` options are `true`, `func` is
+     * invoked on the trailing edge of the timeout only if the debounced function
+     * is invoked more than once during the `wait` timeout.
+     *
+     * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+     * until to the next tick, similar to `setTimeout` with a timeout of `0`.
      *
      * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
      * for details over the differences between `_.debounce` and `_.throttle`.
@@ -10023,7 +10066,7 @@
      * **Note:** The cache is exposed as the `cache` property on the memoized
      * function. Its creation may be customized by replacing the `_.memoize.Cache`
      * constructor with one whose instances implement the
-     * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object)
+     * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)
      * method interface of `delete`, `get`, `has`, and `set`.
      *
      * @static
@@ -10323,7 +10366,7 @@
     /**
      * Creates a function that invokes `func` with the `this` binding of the
      * create function and an array of arguments much like
-     * [`Function#apply`](http://www.ecma-international.org/ecma-262/6.0/#sec-function.prototype.apply).
+     * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).
      *
      * **Note:** This method is based on the
      * [spread operator](https://mdn.io/spread_operator).
@@ -10374,8 +10417,8 @@
      * Creates a throttled function that only invokes `func` at most once per
      * every `wait` milliseconds. The throttled function comes with a `cancel`
      * method to cancel delayed `func` invocations and a `flush` method to
-     * immediately invoke them. Provide an options object to indicate whether
-     * `func` should be invoked on the leading and/or trailing edge of the `wait`
+     * immediately invoke them. Provide `options` to indicate whether `func`
+     * should be invoked on the leading and/or trailing edge of the `wait`
      * timeout. The `func` is invoked with the last arguments provided to the
      * throttled function. Subsequent calls to the throttled function return the
      * result of the last `func` invocation.
@@ -10384,6 +10427,9 @@
      * invoked on the trailing edge of the timeout only if the throttled function
      * is invoked more than once during the `wait` timeout.
      *
+     * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+     * until to the next tick, similar to `setTimeout` with a timeout of `0`.
+     *
      * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
      * for details over the differences between `_.throttle` and `_.debounce`.
      *
@@ -10638,9 +10684,11 @@
     }
 
     /**
-     * Checks if `object` conforms to `source` by invoking the predicate properties
-     * of `source` with the corresponding property values of `object`. This method
-     * is equivalent to a `_.conforms` function when `source` is partially applied.
+     * Checks if `object` conforms to `source` by invoking the predicate
+     * properties of `source` with the corresponding property values of `object`.
+     *
+     * **Note:** This method is equivalent to `_.conforms` when `source` is
+     * partially applied.
      *
      * @static
      * @memberOf _
@@ -10665,7 +10713,7 @@
 
     /**
      * Performs a
-     * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+     * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
      * comparison between two values to determine if they are equivalent.
      *
      * @static
@@ -10845,7 +10893,7 @@
      * // => false
      */
     function isArrayLike(value) {
-      return value != null && isLength(getLength(value)) && !isFunction(value);
+      return value != null && isLength(value.length) && !isFunction(value);
     }
 
     /**
@@ -10945,8 +10993,7 @@
      * @since 0.1.0
      * @category Lang
      * @param {*} value The value to check.
-     * @returns {boolean} Returns `true` if `value` is a DOM element,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.
      * @example
      *
      * _.isElement(document.body);
@@ -11004,12 +11051,14 @@
           return !value.size;
         }
       }
+      var isProto = isPrototype(value);
       for (var key in value) {
-        if (hasOwnProperty.call(value, key)) {
+        if (hasOwnProperty.call(value, key) &&
+            !(isProto && key == 'constructor')) {
           return false;
         }
       }
-      return !(nonEnumShadows && keys(value).length);
+      return !(nonEnumShadows && nativeKeys(value).length);
     }
 
     /**
@@ -11028,8 +11077,7 @@
      * @category Lang
      * @param {*} value The value to compare.
      * @param {*} other The other value to compare.
-     * @returns {boolean} Returns `true` if the values are equivalent,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
      * @example
      *
      * var object = { 'a': 1 };
@@ -11058,8 +11106,7 @@
      * @param {*} value The value to compare.
      * @param {*} other The other value to compare.
      * @param {Function} [customizer] The function to customize comparisons.
-     * @returns {boolean} Returns `true` if the values are equivalent,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
      * @example
      *
      * function isGreeting(value) {
@@ -11093,8 +11140,7 @@
      * @since 3.0.0
      * @category Lang
      * @param {*} value The value to check.
-     * @returns {boolean} Returns `true` if `value` is an error object,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if `value` is an error object, else `false`.
      * @example
      *
      * _.isError(new Error);
@@ -11122,8 +11168,7 @@
      * @since 0.1.0
      * @category Lang
      * @param {*} value The value to check.
-     * @returns {boolean} Returns `true` if `value` is a finite number,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.
      * @example
      *
      * _.isFinite(3);
@@ -11200,16 +11245,15 @@
     /**
      * Checks if `value` is a valid array-like length.
      *
-     * **Note:** This function is loosely based on
-     * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+     * **Note:** This method is loosely based on
+     * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
      *
      * @static
      * @memberOf _
      * @since 4.0.0
      * @category Lang
      * @param {*} value The value to check.
-     * @returns {boolean} Returns `true` if `value` is a valid length,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
      * @example
      *
      * _.isLength(3);
@@ -11231,7 +11275,7 @@
 
     /**
      * Checks if `value` is the
-     * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types)
+     * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
      * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
      *
      * @static
@@ -11308,10 +11352,14 @@
 
     /**
      * Performs a partial deep comparison between `object` and `source` to
-     * determine if `object` contains equivalent property values. This method is
-     * equivalent to a `_.matches` function when `source` is partially applied.
+     * determine if `object` contains equivalent property values.
      *
-     * **Note:** This method supports comparing the same values as `_.isEqual`.
+     * **Note:** This method is equivalent to `_.matches` when `source` is
+     * partially applied.
+     *
+     * Partial comparisons will match empty array and empty object `source`
+     * values against any array or object value, respectively. See `_.isEqual`
+     * for a list of supported value comparisons.
      *
      * @static
      * @memberOf _
@@ -11524,8 +11572,7 @@
      * @since 0.8.0
      * @category Lang
      * @param {*} value The value to check.
-     * @returns {boolean} Returns `true` if `value` is a plain object,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
      * @example
      *
      * function Foo() {
@@ -11589,8 +11636,7 @@
      * @since 4.0.0
      * @category Lang
      * @param {*} value The value to check.
-     * @returns {boolean} Returns `true` if `value` is a safe integer,
-     *  else `false`.
+     * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.
      * @example
      *
      * _.isSafeInteger(3);
@@ -11884,7 +11930,7 @@
      * Converts `value` to an integer.
      *
      * **Note:** This method is loosely based on
-     * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger).
+     * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).
      *
      * @static
      * @memberOf _
@@ -11918,7 +11964,7 @@
      * array-like object.
      *
      * **Note:** This method is based on
-     * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+     * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
      *
      * @static
      * @memberOf _
@@ -12147,13 +12193,7 @@
      * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }
      */
     var assignIn = createAssigner(function(object, source) {
-      if (nonEnumShadows || isPrototype(source) || isArrayLike(source)) {
-        copyObject(source, keysIn(source), object);
-        return;
-      }
-      for (var key in source) {
-        assignValue(object, key, source[key]);
-      }
+      copyObject(source, keysIn(source), object);
     });
 
     /**
@@ -12762,7 +12802,7 @@
      * Creates an array of the own enumerable property names of `object`.
      *
      * **Note:** Non-object values are coerced to objects. See the
-     * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
+     * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
      * for more details.
      *
      * @static
@@ -12787,23 +12827,7 @@
      * // => ['0', '1']
      */
     function keys(object) {
-      var isProto = isPrototype(object);
-      if (!(isProto || isArrayLike(object))) {
-        return baseKeys(object);
-      }
-      var indexes = indexKeys(object),
-          skipIndexes = !!indexes,
-          result = indexes || [],
-          length = result.length;
-
-      for (var key in object) {
-        if (baseHas(object, key) &&
-            !(skipIndexes && (key == 'length' || isIndex(key, length))) &&
-            !(isProto && key == 'constructor')) {
-          result.push(key);
-        }
-      }
-      return result;
+      return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
     }
 
     /**
@@ -12830,23 +12854,7 @@
      * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
      */
     function keysIn(object) {
-      var index = -1,
-          isProto = isPrototype(object),
-          props = baseKeysIn(object),
-          propsLength = props.length,
-          indexes = indexKeys(object),
-          skipIndexes = !!indexes,
-          result = indexes || [],
-          length = result.length;
-
-      while (++index < propsLength) {
-        var key = props[index];
-        if (!(skipIndexes && (key == 'length' || isIndex(key, length))) &&
-            !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
-          result.push(key);
-        }
-      }
-      return result;
+      return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);
     }
 
     /**
@@ -13523,12 +13531,12 @@
      * // => true
      */
     function inRange(number, start, end) {
-      start = toNumber(start) || 0;
+      start = toFinite(start);
       if (end === undefined) {
         end = start;
         start = 0;
       } else {
-        end = toNumber(end) || 0;
+        end = toFinite(end);
       }
       number = toNumber(number);
       return baseInRange(number, start, end);
@@ -13584,12 +13592,12 @@
         upper = 1;
       }
       else {
-        lower = toNumber(lower) || 0;
+        lower = toFinite(lower);
         if (upper === undefined) {
           upper = lower;
           lower = 0;
         } else {
-          upper = toNumber(upper) || 0;
+          upper = toFinite(upper);
         }
       }
       if (lower > upper) {
@@ -14836,6 +14844,9 @@
      * the corresponding property values of a given object, returning `true` if
      * all predicates return truthy, else `false`.
      *
+     * **Note:** The created function is equivalent to `_.conformsTo` with
+     * `source` partially applied.
+     *
      * @static
      * @memberOf _
      * @since 4.0.0
@@ -15021,10 +15032,14 @@
     /**
      * Creates a function that performs a partial deep comparison between a given
      * object and `source`, returning `true` if the given object has equivalent
-     * property values, else `false`. The created function is equivalent to
-     * `_.isMatch` with a `source` partially applied.
+     * property values, else `false`.
      *
-     * **Note:** This method supports comparing the same values as `_.isEqual`.
+     * **Note:** The created function is equivalent to `_.isMatch` with `source`
+     * partially applied.
+     *
+     * Partial comparisons will match empty array and empty object `source`
+     * values against any array or object value, respectively. See `_.isEqual`
+     * for a list of supported value comparisons.
      *
      * @static
      * @memberOf _
@@ -15051,7 +15066,9 @@
      * value at `path` of a given object to `srcValue`, returning `true` if the
      * object value is equivalent, else `false`.
      *
-     * **Note:** This method supports comparing the same values as `_.isEqual`.
+     * **Note:** Partial comparisons will match empty array and empty object
+     * `srcValue` values against any array or object value, respectively. See
+     * `_.isEqual` for a list of supported value comparisons.
      *
      * @static
      * @memberOf _

matches.js

@@ -3,10 +3,14 @@ define(['./_baseClone', './_baseMatches'], function(baseClone, baseMatches) {
   /**
    * Creates a function that performs a partial deep comparison between a given
    * object and `source`, returning `true` if the given object has equivalent
-   * property values, else `false`. The created function is equivalent to
-   * `_.isMatch` with a `source` partially applied.
+   * property values, else `false`.
    *
-   * **Note:** This method supports comparing the same values as `_.isEqual`.
+   * **Note:** The created function is equivalent to `_.isMatch` with `source`
+   * partially applied.
+   *
+   * Partial comparisons will match empty array and empty object `source`
+   * values against any array or object value, respectively. See `_.isEqual`
+   * for a list of supported value comparisons.
    *
    * @static
    * @memberOf _

matchesProperty.js

@@ -5,7 +5,9 @@ define(['./_baseClone', './_baseMatchesProperty'], function(baseClone, baseMatch
    * value at `path` of a given object to `srcValue`, returning `true` if the
    * object value is equivalent, else `false`.
    *
-   * **Note:** This method supports comparing the same values as `_.isEqual`.
+   * **Note:** Partial comparisons will match empty array and empty object
+   * `srcValue` values against any array or object value, respectively. See
+   * `_.isEqual` for a list of supported value comparisons.
    *
    * @static
    * @memberOf _

memoize.js

@@ -13,7 +13,7 @@ define(['./_MapCache'], function(MapCache) {
    * **Note:** The cache is exposed as the `cache` property on the memoized
    * function. Its creation may be customized by replacing the `_.memoize.Cache`
    * constructor with one whose instances implement the
-   * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object)
+   * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)
    * method interface of `delete`, `get`, `has`, and `set`.
    *
    * @static

now.js

@@ -1,4 +1,4 @@
-define([], function() {
+define(['./_root'], function(root) {
 
   /**
    * Gets the timestamp of the number of milliseconds that have elapsed since
@@ -16,9 +16,9 @@ define([], function() {
    * }, _.now());
    * // => Logs the number of milliseconds it took for the deferred invocation.
    */
-  function now() {
-    return Date.now();
-  }
+  var now = function() {
+    return root.Date.now();
+  };
 
   return now;
 });

package.json

@@ -1,6 +1,6 @@
 {
   "name": "lodash-amd",
-  "version": "4.14.0",
+  "version": "4.14.2",
   "description": "Lodash exported as AMD modules.",
   "keywords": "amd, modules, stdlib, util",
   "homepage": "https://lodash.com/custom-builds",

pull.js

@@ -2,7 +2,7 @@ define(['./_baseRest', './pullAll'], function(baseRest, pullAll) {
 
   /**
    * Removes all given values from `array` using
-   * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons.
    *
    * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`

random.js

@@ -1,4 +1,4 @@
-define(['./_baseRandom', './_isIterateeCall', './toNumber'], function(baseRandom, isIterateeCall, toNumber) {
+define(['./_baseRandom', './_isIterateeCall', './toFinite'], function(baseRandom, isIterateeCall, toFinite) {
 
   /** Used as a safe reference for `undefined` in pre-ES5 environments. */
   var undefined;
@@ -60,12 +60,12 @@ define(['./_baseRandom', './_isIterateeCall', './toNumber'], function(baseRandom
       upper = 1;
     }
     else {
-      lower = toNumber(lower) || 0;
+      lower = toFinite(lower);
       if (upper === undefined) {
         upper = lower;
         lower = 0;
       } else {
-        upper = toNumber(upper) || 0;
+        upper = toFinite(upper);
       }
     }
     if (lower > upper) {

size.js

@@ -1,4 +1,4 @@
-define(['./_getTag', './isArrayLike', './isObjectLike', './isString', './keys', './_stringSize'], function(getTag, isArrayLike, isObjectLike, isString, keys, stringSize) {
+define(['./_baseKeys', './_getTag', './isArrayLike', './isObjectLike', './isString', './_stringSize'], function(baseKeys, getTag, isArrayLike, isObjectLike, isString, stringSize) {
 
   /** `Object#toString` result references. */
   var mapTag = '[object Map]',
@@ -39,7 +39,7 @@ define(['./_getTag', './isArrayLike', './isObjectLike', './isString', './keys',
         return collection.size;
       }
     }
-    return keys(collection).length;
+    return baseKeys(collection).length;
   }
 
   return size;

spread.js

@@ -12,7 +12,7 @@ define(['./_apply', './_arrayPush', './_baseRest', './_castSlice', './toInteger'
   /**
    * Creates a function that invokes `func` with the `this` binding of the
    * create function and an array of arguments much like
-   * [`Function#apply`](http://www.ecma-international.org/ecma-262/6.0/#sec-function.prototype.apply).
+   * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).
    *
    * **Note:** This method is based on the
    * [spread operator](https://mdn.io/spread_operator).

tail.js

@@ -1,4 +1,4 @@
-define(['./drop'], function(drop) {
+define(['./_baseSlice'], function(baseSlice) {
 
   /**
    * Gets all but the first element of `array`.
@@ -15,7 +15,8 @@ define(['./drop'], function(drop) {
    * // => [2, 3]
    */
   function tail(array) {
-    return drop(array, 1);
+    var length = array ? array.length : 0;
+    return length ? baseSlice(array, 1, length) : [];
   }
 
   return tail;

template.js

@@ -10,7 +10,7 @@ define(['./_assignInDefaults', './assignInWith', './attempt', './_baseValues', '
 
   /**
    * Used to match
-   * [ES template delimiters](http://ecma-international.org/ecma-262/6.0/#sec-template-literal-lexical-components).
+   * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).
    */
   var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g;
 

throttle.js

@@ -7,8 +7,8 @@ define(['./debounce', './isObject'], function(debounce, isObject) {
    * Creates a throttled function that only invokes `func` at most once per
    * every `wait` milliseconds. The throttled function comes with a `cancel`
    * method to cancel delayed `func` invocations and a `flush` method to
-   * immediately invoke them. Provide an options object to indicate whether
-   * `func` should be invoked on the leading and/or trailing edge of the `wait`
+   * immediately invoke them. Provide `options` to indicate whether `func`
+   * should be invoked on the leading and/or trailing edge of the `wait`
    * timeout. The `func` is invoked with the last arguments provided to the
    * throttled function. Subsequent calls to the throttled function return the
    * result of the last `func` invocation.
@@ -17,6 +17,9 @@ define(['./debounce', './isObject'], function(debounce, isObject) {
    * invoked on the trailing edge of the timeout only if the throttled function
    * is invoked more than once during the `wait` timeout.
    *
+   * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+   * until to the next tick, similar to `setTimeout` with a timeout of `0`.
+   *
    * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
    * for details over the differences between `_.throttle` and `_.debounce`.
    *

toInteger.js

@@ -4,7 +4,7 @@ define(['./toFinite'], function(toFinite) {
    * Converts `value` to an integer.
    *
    * **Note:** This method is loosely based on
-   * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger).
+   * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).
    *
    * @static
    * @memberOf _

toLength.js

@@ -8,7 +8,7 @@ define(['./_baseClamp', './toInteger'], function(baseClamp, toInteger) {
    * array-like object.
    *
    * **Note:** This method is based on
-   * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+   * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
    *
    * @static
    * @memberOf _

union.js

@@ -2,7 +2,7 @@ define(['./_baseFlatten', './_baseRest', './_baseUniq', './isArrayLikeObject'],
 
   /**
    * Creates an array of unique values, in order, from all given arrays using
-   * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons.
    *
    * @static

uniq.js

@@ -2,7 +2,7 @@ define(['./_baseUniq'], function(baseUniq) {
 
   /**
    * Creates a duplicate-free version of an array, using
-   * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons, in which only the first occurrence of each
    * element is kept.
    *

without.js

@@ -2,7 +2,7 @@ define(['./_baseDifference', './_baseRest', './isArrayLikeObject'], function(bas
 
   /**
    * Creates an array excluding all given values using
-   * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+   * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
    * for equality comparisons.
    *
    * **Note:** Unlike `_.pull`, this method returns a new array.