Bump to v4.5.4.

lodash._baseclone/index.js

@@ -1,10 +1,10 @@
 /**
- * lodash 4.5.3 (Custom Build) <https://lodash.com/>
+ * lodash 4.5.4 (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="npm" -o ./`
- * Copyright 2012-2016 The Dojo Foundation <http://dojofoundation.org/>
+ * Copyright jQuery Foundation and other contributors <https://jquery.org/>
+ * Released under MIT license <https://lodash.com/license>
  * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
+ * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
  */
 
 /** Used as the size to enable large array optimizations. */
@@ -27,6 +27,7 @@ var argsTag = '[object Arguments]',
     mapTag = '[object Map]',
     numberTag = '[object Number]',
     objectTag = '[object Object]',
+    promiseTag = '[object Promise]',
     regexpTag = '[object RegExp]',
     setTag = '[object Set]',
     stringTag = '[object String]',
@@ -34,6 +35,7 @@ var argsTag = '[object Arguments]',
     weakMapTag = '[object WeakMap]';
 
 var arrayBufferTag = '[object ArrayBuffer]',
+    dataViewTag = '[object DataView]',
     float32Tag = '[object Float32Array]',
     float64Tag = '[object Float64Array]',
     int8Tag = '[object Int8Array]',
@@ -50,7 +52,7 @@ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
 /** Used to match `RegExp` flags from their coerced string values. */
 var reFlags = /\w*$/;
 
-/** Used to detect host constructors (Safari > 5). */
+/** Used to detect host constructors (Safari). */
 var reIsHostCtor = /^\[object .+?Constructor\]$/;
 
 /** Used to detect unsigned integer values. */
@@ -59,16 +61,16 @@ var reIsUint = /^(?:0|[1-9]\d*)$/;
 /** Used to identify `toStringTag` values supported by `_.clone`. */
 var cloneableTags = {};
 cloneableTags[argsTag] = cloneableTags[arrayTag] =
-cloneableTags[arrayBufferTag] = cloneableTags[boolTag] =
-cloneableTags[dateTag] = cloneableTags[float32Tag] =
-cloneableTags[float64Tag] = cloneableTags[int8Tag] =
-cloneableTags[int16Tag] = cloneableTags[int32Tag] =
-cloneableTags[mapTag] = cloneableTags[numberTag] =
-cloneableTags[objectTag] = cloneableTags[regexpTag] =
-cloneableTags[setTag] = cloneableTags[stringTag] =
-cloneableTags[symbolTag] = cloneableTags[uint8Tag] =
-cloneableTags[uint8ClampedTag] = cloneableTags[uint16Tag] =
-cloneableTags[uint32Tag] = true;
+cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =
+cloneableTags[boolTag] = cloneableTags[dateTag] =
+cloneableTags[float32Tag] = cloneableTags[float64Tag] =
+cloneableTags[int8Tag] = cloneableTags[int16Tag] =
+cloneableTags[int32Tag] = cloneableTags[mapTag] =
+cloneableTags[numberTag] = cloneableTags[objectTag] =
+cloneableTags[regexpTag] = cloneableTags[setTag] =
+cloneableTags[stringTag] = cloneableTags[symbolTag] =
+cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =
+cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;
 cloneableTags[errorTag] = cloneableTags[funcTag] =
 cloneableTags[weakMapTag] = false;
 
@@ -163,6 +165,25 @@ function arrayEach(array, iteratee) {
   return array;
 }
 
+/**
+ * Appends the elements of `values` to `array`.
+ *
+ * @private
+ * @param {Array} array The array to modify.
+ * @param {Array} values The values to append.
+ * @returns {Array} Returns `array`.
+ */
+function arrayPush(array, values) {
+  var index = -1,
+      length = values.length,
+      offset = array.length;
+
+  while (++index < length) {
+    array[offset + index] = values[index];
+  }
+  return array;
+}
+
 /**
  * A specialized version of `_.reduce` for arrays without support for
  * iteratee shorthands.
@@ -171,7 +192,8 @@ function arrayEach(array, iteratee) {
  * @param {Array} array The array to iterate over.
  * @param {Function} iteratee The function invoked per iteration.
  * @param {*} [accumulator] The initial value.
- * @param {boolean} [initAccum] Specify using the first element of `array` as the initial value.
+ * @param {boolean} [initAccum] Specify using the first element of `array` as
+ *  the initial value.
  * @returns {*} Returns the accumulated value.
  */
 function arrayReduce(array, iteratee, accumulator, initAccum) {
@@ -310,23 +332,27 @@ var reIsNative = RegExp('^' +
 var Buffer = moduleExports ? root.Buffer : undefined,
     Symbol = root.Symbol,
     Uint8Array = root.Uint8Array,
-    getPrototypeOf = Object.getPrototypeOf,
     getOwnPropertySymbols = Object.getOwnPropertySymbols,
     objectCreate = Object.create,
     propertyIsEnumerable = objectProto.propertyIsEnumerable,
     splice = arrayProto.splice;
 
 /* Built-in method references for those with the same name as other `lodash` methods. */
-var nativeKeys = Object.keys;
+var nativeGetPrototype = Object.getPrototypeOf,
+    nativeKeys = Object.keys;
 
 /* Built-in method references that are verified to be native. */
-var Map = getNative(root, 'Map'),
+var DataView = getNative(root, 'DataView'),
+    Map = getNative(root, 'Map'),
+    Promise = getNative(root, 'Promise'),
     Set = getNative(root, 'Set'),
     WeakMap = getNative(root, 'WeakMap'),
     nativeCreate = getNative(Object, 'create');
 
 /** Used to detect maps, sets, and weakmaps. */
-var mapCtorString = Map ? funcToString.call(Map) : '',
+var dataViewCtorString = DataView ? (DataView + '') : '',
+    mapCtorString = Map ? funcToString.call(Map) : '',
+    promiseCtorString = Promise ? funcToString.call(Promise) : '',
     setCtorString = Set ? funcToString.call(Set) : '',
     weakMapCtorString = WeakMap ? funcToString.call(WeakMap) : '';
 
@@ -395,6 +421,9 @@ function hashSet(hash, key, value) {
   hash[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
 }
 
+// Avoid inheriting from `Object.prototype` when possible.
+Hash.prototype = nativeCreate ? nativeCreate(null) : objectProto;
+
 /**
  * Creates a map cache object to store key-value pairs.
  *
@@ -487,7 +516,7 @@ function mapHas(key) {
  * @memberOf MapCache
  * @param {string} key The key of the value to set.
  * @param {*} value The value to set.
- * @returns {Object} Returns the map cache object.
+ * @returns {Object} Returns the map cache instance.
  */
 function mapSet(key, value) {
   var data = this.__data__;
@@ -501,6 +530,13 @@ function mapSet(key, value) {
   return this;
 }
 
+// Add methods to `MapCache`.
+MapCache.prototype.clear = mapClear;
+MapCache.prototype['delete'] = mapDelete;
+MapCache.prototype.get = mapGet;
+MapCache.prototype.has = mapHas;
+MapCache.prototype.set = mapSet;
+
 /**
  * Creates a stack cache object to store key-value pairs.
  *
@@ -586,7 +622,7 @@ function stackHas(key) {
  * @memberOf Stack
  * @param {string} key The key of the value to set.
  * @param {*} value The value to set.
- * @returns {Object} Returns the stack cache object.
+ * @returns {Object} Returns the stack cache instance.
  */
 function stackSet(key, value) {
   var data = this.__data__,
@@ -607,11 +643,18 @@ function stackSet(key, value) {
   return this;
 }
 
+// Add methods to `Stack`.
+Stack.prototype.clear = stackClear;
+Stack.prototype['delete'] = stackDelete;
+Stack.prototype.get = stackGet;
+Stack.prototype.has = stackHas;
+Stack.prototype.set = stackSet;
+
 /**
  * Removes `key` and its value from the associative array.
  *
  * @private
- * @param {Array} array The array to query.
+ * @param {Array} array The array to modify.
  * @param {string} key The key of the value to remove.
  * @returns {boolean} Returns `true` if the entry was removed, else `false`.
  */
@@ -655,8 +698,7 @@ function assocHas(array, key) {
 }
 
 /**
- * Gets the index at which the first occurrence of `key` is found in `array`
- * of key-value pairs.
+ * Gets the index at which the `key` is found in `array` of key-value pairs.
  *
  * @private
  * @param {Array} array The array to search.
@@ -765,14 +807,13 @@ function baseClone(value, isDeep, isFull, customizer, key, object, stack) {
       }
       result = initCloneObject(isFunc ? {} : value);
       if (!isDeep) {
-        result = baseAssign(result, value);
-        return isFull ? copySymbols(value, result) : result;
+        return copySymbols(value, baseAssign(result, value));
       }
     } else {
       if (!cloneableTags[tag]) {
         return object ? value : {};
       }
-      result = initCloneByTag(value, tag, isDeep);
+      result = initCloneByTag(value, tag, baseClone, isDeep);
     }
   }
   // Check for circular references and return its corresponding clone.
@@ -783,11 +824,18 @@ function baseClone(value, isDeep, isFull, customizer, key, object, stack) {
   }
   stack.set(value, result);
 
+  if (!isArr) {
+    var props = isFull ? getAllKeys(value) : keys(value);
+  }
   // Recursively populate clone (susceptible to call stack limits).
-  (isArr ? arrayEach : baseForOwn)(value, function(subValue, key) {
+  arrayEach(props || value, function(subValue, key) {
+    if (props) {
+      key = subValue;
+      subValue = value[key];
+    }
     assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack));
   });
-  return (isFull && !isArr) ? copySymbols(value, result) : result;
+  return result;
 }
 
 /**
@@ -803,29 +851,21 @@ function baseCreate(proto) {
 }
 
 /**
- * The base implementation of `baseForIn` and `baseForOwn` which iterates
- * over `object` properties returned by `keysFunc` invoking `iteratee` for
- * each property. Iteratee functions may exit iteration early by explicitly
- * returning `false`.
+ * The base implementation of `getAllKeys` and `getAllKeysIn` which uses
+ * `keysFunc` and `symbolsFunc` to get the enumerable property names and
+ * symbols of `object`.
  *
  * @private
- * @param {Object} object The object to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
+ * @param {Object} object The object to query.
  * @param {Function} keysFunc The function to get the keys of `object`.
- * @returns {Object} Returns `object`.
+ * @param {Function} symbolsFunc The function to get the symbols of `object`.
+ * @returns {Array} Returns the array of property names and symbols.
  */
-var baseFor = createBaseFor();
-
-/**
- * The base implementation of `_.forOwn` without support for iteratee shorthands.
- *
- * @private
- * @param {Object} object The object to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Object} Returns `object`.
- */
-function baseForOwn(object, iteratee) {
-  return object && baseFor(object, iteratee, keys);
+function baseGetAllKeys(object, keysFunc, symbolsFunc) {
+  var result = keysFunc(object);
+  return isArray(object)
+    ? result
+    : arrayPush(result, symbolsFunc(object));
 }
 
 /**
@@ -841,7 +881,7 @@ function baseHas(object, key) {
   // that are composed entirely of index properties, return `false` for
   // `hasOwnProperty` checks of them.
   return hasOwnProperty.call(object, key) ||
-    (typeof object == 'object' && key in object && getPrototypeOf(object) === null);
+    (typeof object == 'object' && key in object && getPrototype(object) === null);
 }
 
 /**
@@ -899,15 +939,31 @@ function cloneArrayBuffer(arrayBuffer) {
   return result;
 }
 
+/**
+ * Creates a clone of `dataView`.
+ *
+ * @private
+ * @param {Object} dataView The data view to clone.
+ * @param {boolean} [isDeep] Specify a deep clone.
+ * @returns {Object} Returns the cloned data view.
+ */
+function cloneDataView(dataView, isDeep) {
+  var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;
+  return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);
+}
+
 /**
  * Creates a clone of `map`.
  *
  * @private
  * @param {Object} map The map to clone.
+ * @param {Function} cloneFunc The function to clone values.
+ * @param {boolean} [isDeep] Specify a deep clone.
  * @returns {Object} Returns the cloned map.
  */
-function cloneMap(map) {
-  return arrayReduce(mapToArray(map), addMapEntry, new map.constructor);
+function cloneMap(map, isDeep, cloneFunc) {
+  var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map);
+  return arrayReduce(array, addMapEntry, new map.constructor);
 }
 
 /**
@@ -928,10 +984,13 @@ function cloneRegExp(regexp) {
  *
  * @private
  * @param {Object} set The set to clone.
+ * @param {Function} cloneFunc The function to clone values.
+ * @param {boolean} [isDeep] Specify a deep clone.
  * @returns {Object} Returns the cloned set.
  */
-function cloneSet(set) {
-  return arrayReduce(setToArray(set), addSetEntry, new set.constructor);
+function cloneSet(set, isDeep, cloneFunc) {
+  var array = isDeep ? cloneFunc(setToArray(set), true) : setToArray(set);
+  return arrayReduce(array, addSetEntry, new set.constructor);
 }
 
 /**
@@ -982,7 +1041,7 @@ function copyArray(source, array) {
  *
  * @private
  * @param {Object} source The object to copy properties from.
- * @param {Array} props The property names to copy.
+ * @param {Array} props The property identifiers to copy.
  * @param {Object} [object={}] The object to copy properties to.
  * @returns {Object} Returns `object`.
  */
@@ -996,7 +1055,7 @@ function copyObject(source, props, object) {
  *
  * @private
  * @param {Object} source The object to copy properties from.
- * @param {Array} props The property names to copy.
+ * @param {Array} props The property identifiers to copy.
  * @param {Object} [object={}] The object to copy properties to.
  * @param {Function} [customizer] The function to customize copied values.
  * @returns {Object} Returns `object`.
@@ -1032,34 +1091,22 @@ function copySymbols(source, object) {
 }
 
 /**
- * Creates a base function for methods like `_.forIn`.
+ * Creates an array of own enumerable property names and symbols of `object`.
  *
  * @private
- * @param {boolean} [fromRight] Specify iterating from right to left.
- * @returns {Function} Returns the new base function.
+ * @param {Object} object The object to query.
+ * @returns {Array} Returns the array of property names and symbols.
  */
-function createBaseFor(fromRight) {
-  return function(object, iteratee, keysFunc) {
-    var index = -1,
-        iterable = Object(object),
-        props = keysFunc(object),
-        length = props.length;
-
-    while (length--) {
-      var key = props[fromRight ? length : ++index];
-      if (iteratee(iterable[key], key, iterable) === false) {
-        break;
-      }
-    }
-    return object;
-  };
+function getAllKeys(object) {
+  return baseGetAllKeys(object, keys, getSymbols);
 }
 
 /**
  * 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.
+ * **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.
@@ -1081,15 +1128,35 @@ function getNative(object, key) {
 }
 
 /**
- * Creates an array of the own symbol properties of `object`.
+ * Gets the `[[Prototype]]` of `value`.
+ *
+ * @private
+ * @param {*} value The value to query.
+ * @returns {null|Object} Returns the `[[Prototype]]`.
+ */
+function getPrototype(value) {
+  return nativeGetPrototype(Object(value));
+}
+
+/**
+ * Creates an array of the own enumerable symbol properties of `object`.
  *
  * @private
  * @param {Object} object The object to query.
  * @returns {Array} Returns the array of symbols.
  */
-var getSymbols = getOwnPropertySymbols || function() {
-  return [];
-};
+function getSymbols(object) {
+  // Coerce `object` to an object to avoid non-object errors in V8.
+  // See https://bugs.chromium.org/p/v8/issues/detail?id=3443 for more details.
+  return getOwnPropertySymbols(Object(object));
+}
+
+// Fallback for IE < 11.
+if (!getOwnPropertySymbols) {
+  getSymbols = function() {
+    return [];
+  };
+}
 
 /**
  * Gets the `toStringTag` of `value`.
@@ -1102,8 +1169,11 @@ function getTag(value) {
   return objectToString.call(value);
 }
 
-// Fallback for IE 11 providing `toStringTag` values for maps, sets, and weakmaps.
-if ((Map && getTag(new Map) != mapTag) ||
+// Fallback for data views, maps, sets, and weak maps in IE 11,
+// for data views in Edge, and promises in Node.js.
+if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||
+    (Map && getTag(new Map) != mapTag) ||
+    (Promise && getTag(Promise.resolve()) != promiseTag) ||
     (Set && getTag(new Set) != setTag) ||
     (WeakMap && getTag(new WeakMap) != weakMapTag)) {
   getTag = function(value) {
@@ -1113,7 +1183,9 @@ if ((Map && getTag(new Map) != mapTag) ||
 
     if (ctorString) {
       switch (ctorString) {
+        case dataViewCtorString: return dataViewTag;
         case mapCtorString: return mapTag;
+        case promiseCtorString: return promiseTag;
         case setCtorString: return setTag;
         case weakMapCtorString: return weakMapTag;
       }
@@ -1150,7 +1222,7 @@ function initCloneArray(array) {
  */
 function initCloneObject(object) {
   return (typeof object.constructor == 'function' && !isPrototype(object))
-    ? baseCreate(getPrototypeOf(object))
+    ? baseCreate(getPrototype(object))
     : {};
 }
 
@@ -1163,10 +1235,11 @@ function initCloneObject(object) {
  * @private
  * @param {Object} object The object to clone.
  * @param {string} tag The `toStringTag` of the object to clone.
+ * @param {Function} cloneFunc The function to clone values.
  * @param {boolean} [isDeep] Specify a deep clone.
  * @returns {Object} Returns the initialized clone.
  */
-function initCloneByTag(object, tag, isDeep) {
+function initCloneByTag(object, tag, cloneFunc, isDeep) {
   var Ctor = object.constructor;
   switch (tag) {
     case arrayBufferTag:
@@ -1176,13 +1249,16 @@ function initCloneByTag(object, tag, isDeep) {
     case dateTag:
       return new Ctor(+object);
 
+    case dataViewTag:
+      return cloneDataView(object, isDeep);
+
     case float32Tag: case float64Tag:
     case int8Tag: case int16Tag: case int32Tag:
     case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag:
       return cloneTypedArray(object, isDeep);
 
     case mapTag:
-      return cloneMap(object);
+      return cloneMap(object, isDeep, cloneFunc);
 
     case numberTag:
     case stringTag:
@@ -1192,7 +1268,7 @@ function initCloneByTag(object, tag, isDeep) {
       return cloneRegExp(object);
 
     case setTag:
-      return cloneSet(object);
+      return cloneSet(object, isDeep, cloneFunc);
 
     case symbolTag:
       return cloneSymbol(object);
@@ -1244,11 +1320,13 @@ function isPrototype(value) {
 }
 
 /**
- * Performs a [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+ * Performs a
+ * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
  * comparison between two values to determine if they are equivalent.
  *
  * @static
  * @memberOf _
+ * @since 4.0.0
  * @category Lang
  * @param {*} value The value to compare.
  * @param {*} other The other value to compare.
@@ -1282,9 +1360,11 @@ function eq(value, other) {
  *
  * @static
  * @memberOf _
+ * @since 0.1.0
  * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @returns {boolean} Returns `true` if `value` is correctly classified,
+ *  else `false`.
  * @example
  *
  * _.isArguments(function() { return arguments; }());
@@ -1304,10 +1384,12 @@ function isArguments(value) {
  *
  * @static
  * @memberOf _
+ * @since 0.1.0
  * @type {Function}
  * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @returns {boolean} Returns `true` if `value` is correctly classified,
+ *  else `false`.
  * @example
  *
  * _.isArray([1, 2, 3]);
@@ -1331,6 +1413,7 @@ var isArray = Array.isArray;
  *
  * @static
  * @memberOf _
+ * @since 4.0.0
  * @category Lang
  * @param {*} value The value to check.
  * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
@@ -1358,9 +1441,11 @@ function isArrayLike(value) {
  *
  * @static
  * @memberOf _
+ * @since 4.0.0
  * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an array-like object, else `false`.
+ * @returns {boolean} Returns `true` if `value` is an array-like object,
+ *  else `false`.
  * @example
  *
  * _.isArrayLikeObject([1, 2, 3]);
@@ -1384,6 +1469,7 @@ function isArrayLikeObject(value) {
  *
  * @static
  * @memberOf _
+ * @since 4.3.0
  * @category Lang
  * @param {*} value The value to check.
  * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
@@ -1404,9 +1490,11 @@ var isBuffer = !Buffer ? constant(false) : function(value) {
  *
  * @static
  * @memberOf _
+ * @since 0.1.0
  * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @returns {boolean} Returns `true` if `value` is correctly classified,
+ *  else `false`.
  * @example
  *
  * _.isFunction(_);
@@ -1426,13 +1514,16 @@ function isFunction(value) {
 /**
  * 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 function is loosely based on
+ * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#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);
@@ -1458,6 +1549,7 @@ function isLength(value) {
  *
  * @static
  * @memberOf _
+ * @since 0.1.0
  * @category Lang
  * @param {*} value The value to check.
  * @returns {boolean} Returns `true` if `value` is an object, else `false`.
@@ -1486,6 +1578,7 @@ function isObject(value) {
  *
  * @static
  * @memberOf _
+ * @since 4.0.0
  * @category Lang
  * @param {*} value The value to check.
  * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
@@ -1512,9 +1605,11 @@ function isObjectLike(value) {
  *
  * @static
  * @memberOf _
+ * @since 3.0.0
  * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
+ * @returns {boolean} Returns `true` if `value` is a native function,
+ *  else `false`.
  * @example
  *
  * _.isNative(Array.prototype.push);
@@ -1538,10 +1633,12 @@ function isNative(value) {
  * Checks if `value` is classified as a `String` primitive or object.
  *
  * @static
+ * @since 0.1.0
  * @memberOf _
  * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @returns {boolean} Returns `true` if `value` is correctly classified,
+ *  else `false`.
  * @example
  *
  * _.isString('abc');
@@ -1563,6 +1660,7 @@ function isString(value) {
  * for more details.
  *
  * @static
+ * @since 0.1.0
  * @memberOf _
  * @category Object
  * @param {Object} object The object to query.
@@ -1607,6 +1705,7 @@ function keys(object) {
  *
  * @static
  * @memberOf _
+ * @since 2.4.0
  * @category Util
  * @param {*} value The value to return from the new function.
  * @returns {Function} Returns the new function.
@@ -1624,21 +1723,4 @@ function constant(value) {
   };
 }
 
-// Avoid inheriting from `Object.prototype` when possible.
-Hash.prototype = nativeCreate ? nativeCreate(null) : objectProto;
-
-// Add functions to the `MapCache`.
-MapCache.prototype.clear = mapClear;
-MapCache.prototype['delete'] = mapDelete;
-MapCache.prototype.get = mapGet;
-MapCache.prototype.has = mapHas;
-MapCache.prototype.set = mapSet;
-
-// Add functions to the `Stack` cache.
-Stack.prototype.clear = stackClear;
-Stack.prototype['delete'] = stackDelete;
-Stack.prototype.get = stackGet;
-Stack.prototype.has = stackHas;
-Stack.prototype.set = stackSet;
-
 module.exports = baseClone;