Bump to v3.1.3.

lodash.sortby/index.js

@@ -1,5 +1,5 @@
 /**
- * lodash 3.1.1 (Custom Build) <https://lodash.com/>
+ * lodash 3.1.3 (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>
@@ -31,7 +31,7 @@ function compareAscending(object, other) {
  * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
  * of an array-like value.
  */
-var MAX_SAFE_INTEGER = Math.pow(2, 53) - 1;
+var MAX_SAFE_INTEGER = 9007199254740991;
 
 /**
  * The base implementation of `_.map` without support for callback shorthands
@@ -44,8 +44,7 @@ var MAX_SAFE_INTEGER = Math.pow(2, 53) - 1;
  */
 function baseMap(collection, iteratee) {
   var index = -1,
-      length = getLength(collection),
-      result = isLength(length) ? Array(length) : [];
+      result = isArrayLike(collection) ? Array(collection.length) : [];
 
   baseEach(collection, function(value, key, collection) {
     result[++index] = iteratee(value, key, collection);
@@ -70,7 +69,7 @@ function baseProperty(key) {
  * 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)
- * in Safari on iOS 8.1 ARM64.
+ * that affects Safari on at least iOS 8.1-8.3 ARM64.
  *
  * @private
  * @param {Object} object The object to query.
@@ -78,6 +77,17 @@ function baseProperty(key) {
  */
 var getLength = baseProperty('length');
 
+/**
+ * Checks if `value` is array-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+ */
+function isArrayLike(value) {
+  return value != null && isLength(getLength(value));
+}
+
 /**
  * Checks if `value` is a valid array-like length.
  *