Bump to v4.0.1.

lodash.spread/index.js

@@ -1,10 +1,10 @@
 /**
- * lodash 4.0.0 (Custom Build) <https://lodash.com/>
+ * lodash 4.0.1 (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
  */
 var rest = require('lodash.rest');
 
@@ -18,7 +18,8 @@ var INFINITY = 1 / 0,
 
 /** `Object#toString` result references. */
 var funcTag = '[object Function]',
-    genTag = '[object GeneratorFunction]';
+    genTag = '[object GeneratorFunction]',
+    symbolTag = '[object Symbol]';
 
 /** Used to match leading and trailing whitespace. */
 var reTrim = /^\s+|\s+$/g;
@@ -42,7 +43,7 @@ var freeParseInt = parseInt;
  * @private
  * @param {Function} func The function to invoke.
  * @param {*} thisArg The `this` binding of `func`.
- * @param {...*} args The arguments to invoke `func` with.
+ * @param {Array} args The arguments to invoke `func` with.
  * @returns {*} Returns the result of `func`.
  */
 function apply(func, thisArg, args) {
@@ -79,7 +80,8 @@ function arrayPush(array, values) {
 var objectProto = Object.prototype;
 
 /**
- * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+ * Used to resolve the
+ * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
  * of values.
  */
 var objectToString = objectProto.toString;
@@ -88,13 +90,16 @@ var objectToString = objectProto.toString;
 var nativeMax = Math.max;
 
 /**
- * Creates a function that invokes `func` with the `this` binding of the created
- * function and an array of arguments much like [`Function#apply`](https://es5.github.io/#x15.3.4.3).
+ * 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).
  *
- * **Note:** This method is based on the [spread operator](https://mdn.io/spread_operator).
+ * **Note:** This method is based on the
+ * [spread operator](https://mdn.io/spread_operator).
  *
  * @static
  * @memberOf _
+ * @since 3.2.0
  * @category Function
  * @param {Function} func The function to spread arguments over.
  * @param {number} [start=0] The start position of the spread.
@@ -139,9 +144,11 @@ function spread(func, start) {
  *
  * @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(_);
@@ -159,11 +166,13 @@ function isFunction(value) {
 }
 
 /**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ * Checks if `value` is the
+ * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types)
+ * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
  *
  * @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`.
@@ -187,12 +196,65 @@ function isObject(value) {
 }
 
 /**
- * Converts `value` to an integer.
- *
- * **Note:** This function is loosely based on [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger).
+ * Checks if `value` is object-like. A value is object-like if it's not `null`
+ * and has a `typeof` result of "object".
  *
  * @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`.
+ * @example
+ *
+ * _.isObjectLike({});
+ * // => true
+ *
+ * _.isObjectLike([1, 2, 3]);
+ * // => true
+ *
+ * _.isObjectLike(_.noop);
+ * // => false
+ *
+ * _.isObjectLike(null);
+ * // => false
+ */
+function isObjectLike(value) {
+  return !!value && typeof value == 'object';
+}
+
+/**
+ * Checks if `value` is classified as a `Symbol` primitive or object.
+ *
+ * @static
+ * @memberOf _
+ * @since 4.0.0
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is correctly classified,
+ *  else `false`.
+ * @example
+ *
+ * _.isSymbol(Symbol.iterator);
+ * // => true
+ *
+ * _.isSymbol('abc');
+ * // => false
+ */
+function isSymbol(value) {
+  return typeof value == 'symbol' ||
+    (isObjectLike(value) && objectToString.call(value) == symbolTag);
+}
+
+/**
+ * Converts `value` to an integer.
+ *
+ * **Note:** This function is loosely based on
+ * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger).
+ *
+ * @static
+ * @memberOf _
+ * @since 4.0.0
  * @category Lang
  * @param {*} value The value to convert.
  * @returns {number} Returns the converted integer.
@@ -228,6 +290,7 @@ function toInteger(value) {
  *
  * @static
  * @memberOf _
+ * @since 4.0.0
  * @category Lang
  * @param {*} value The value to process.
  * @returns {number} Returns the number.
@@ -246,6 +309,12 @@ function toInteger(value) {
  * // => 3
  */
 function toNumber(value) {
+  if (typeof value == 'number') {
+    return value;
+  }
+  if (isSymbol(value)) {
+    return NAN;
+  }
   if (isObject(value)) {
     var other = isFunction(value.valueOf) ? value.valueOf() : value;
     value = isObject(other) ? (other + '') : other;