Bump to v3.3.0.

lodash.callback/index.js

@@ -1,5 +1,5 @@
 /**
- * lodash 3.2.0 (Custom Build) <https://lodash.com/>
+ * lodash 3.3.0 (Custom Build) <https://lodash.com/>
  * Build: `lodash modern modularize exports="npm" -o ./`
  * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
  * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
@@ -7,8 +7,21 @@
  * Available under MIT license <https://lodash.com/license>
  */
 var baseCallback = require('lodash._basecallback'),
+    baseClone = require('lodash._baseclone'),
+    baseMatches = require('lodash._basematches'),
     isIterateeCall = require('lodash._isiterateecall');
 
+/**
+ * Checks if `value` is object-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+ */
+function isObjectLike(value) {
+  return !!value && typeof value == 'object';
+}
+
 /**
  * Creates a function that invokes `func` with the `this` binding of `thisArg`
  * and arguments of the created function. If `func` is a property name the
@@ -51,7 +64,38 @@ function callback(func, thisArg, guard) {
   if (guard && isIterateeCall(func, thisArg, guard)) {
     thisArg = null;
   }
-  return baseCallback(func, thisArg);
+  return isObjectLike(func)
+    ? matches(func)
+    : baseCallback(func, thisArg);
+}
+
+/**
+ * Creates a function that performs a deep comparison between a given object
+ * and `source`, returning `true` if the given object has equivalent property
+ * values, else `false`.
+ *
+ * **Note:** This method supports comparing arrays, booleans, `Date` objects,
+ * numbers, `Object` objects, regexes, and strings. Objects are compared by
+ * their own, not inherited, enumerable properties. For comparing a single
+ * own or inherited property value see `_.matchesProperty`.
+ *
+ * @static
+ * @memberOf _
+ * @category Utility
+ * @param {Object} source The object of property values to match.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var users = [
+ *   { 'user': 'barney', 'age': 36, 'active': true },
+ *   { 'user': 'fred',   'age': 40, 'active': false }
+ * ];
+ *
+ * _.filter(users, _.matches({ 'age': 40, 'active': false }));
+ * // => [{ 'user': 'fred', 'age': 40, 'active': false }]
+ */
+function matches(source) {
+  return baseMatches(baseClone(source, true));
 }
 
 module.exports = callback;