Bump to v3.10.0.

function/ary.js

@@ -1,5 +1,8 @@
 define(['../internal/createWrapper', '../internal/isIterateeCall'], function(createWrapper, isIterateeCall) {
 
+  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
+  var undefined;
+
   /** Used to compose bitmasks for wrapper metadata. */
   var ARY_FLAG = 128;
 
@@ -24,10 +27,10 @@ define(['../internal/createWrapper', '../internal/isIterateeCall'], function(cre
    */
   function ary(func, n, guard) {
     if (guard && isIterateeCall(func, n, guard)) {
-      n = null;
+      n = undefined;
     }
     n = (func && n == null) ? func.length : nativeMax(+n || 0, 0);
-    return createWrapper(func, ARY_FLAG, null, null, null, null, n);
+    return createWrapper(func, ARY_FLAG, undefined, undefined, undefined, undefined, n);
   }
 
   return ary;

function/before.js

@@ -1,5 +1,8 @@
 define([], function() {
 
+  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
+  var undefined;
+
   /** Used as the `TypeError` message for "Functions" methods. */
   var FUNC_ERROR_TEXT = 'Expected a function';
 
@@ -35,7 +38,7 @@ define([], function() {
         result = func.apply(this, arguments);
       }
       if (n <= 1) {
-        func = null;
+        func = undefined;
       }
       return result;
     };

function/debounce.js

@@ -92,9 +92,9 @@ define(['../lang/isObject', '../date/now'], function(isObject, now) {
       var leading = true;
       trailing = false;
     } else if (isObject(options)) {
-      leading = options.leading;
+      leading = !!options.leading;
       maxWait = 'maxWait' in options && nativeMax(+options.maxWait || 0, wait);
-      trailing = 'trailing' in options ? options.trailing : trailing;
+      trailing = 'trailing' in options ? !!options.trailing : trailing;
     }
 
     function cancel() {
@@ -104,41 +104,35 @@ define(['../lang/isObject', '../date/now'], function(isObject, now) {
       if (maxTimeoutId) {
         clearTimeout(maxTimeoutId);
       }
+      lastCalled = 0;
       maxTimeoutId = timeoutId = trailingCall = undefined;
     }
 
+    function complete(isCalled, id) {
+      if (id) {
+        clearTimeout(id);
+      }
+      maxTimeoutId = timeoutId = trailingCall = undefined;
+      if (isCalled) {
+        lastCalled = now();
+        result = func.apply(thisArg, args);
+        if (!timeoutId && !maxTimeoutId) {
+          args = thisArg = undefined;
+        }
+      }
+    }
+
     function delayed() {
       var remaining = wait - (now() - stamp);
       if (remaining <= 0 || remaining > wait) {
-        if (maxTimeoutId) {
-          clearTimeout(maxTimeoutId);
-        }
-        var isCalled = trailingCall;
-        maxTimeoutId = timeoutId = trailingCall = undefined;
-        if (isCalled) {
-          lastCalled = now();
-          result = func.apply(thisArg, args);
-          if (!timeoutId && !maxTimeoutId) {
-            args = thisArg = null;
-          }
-        }
+        complete(trailingCall, maxTimeoutId);
       } else {
         timeoutId = setTimeout(delayed, remaining);
       }
     }
 
     function maxDelayed() {
-      if (timeoutId) {
-        clearTimeout(timeoutId);
-      }
-      maxTimeoutId = timeoutId = trailingCall = undefined;
-      if (trailing || (maxWait !== wait)) {
-        lastCalled = now();
-        result = func.apply(thisArg, args);
-        if (!timeoutId && !maxTimeoutId) {
-          args = thisArg = null;
-        }
-      }
+      complete(trailing, timeoutId);
     }
 
     function debounced() {
@@ -178,7 +172,7 @@ define(['../lang/isObject', '../date/now'], function(isObject, now) {
         result = func.apply(thisArg, args);
       }
       if (isCalled && !timeoutId && !maxTimeoutId) {
-        args = thisArg = null;
+        args = thisArg = undefined;
       }
       return result;
     }

function/memoize.js

@@ -13,7 +13,7 @@ define(['../internal/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`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-properties-of-the-map-prototype-object)
+   * constructor with one whose instances implement the [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object)
    * method interface of `get`, `has`, and `set`.
    *
    * @static

function/modArgs.js

@@ -0,0 +1,56 @@
+define(['../internal/arrayEvery', '../internal/baseFlatten', '../internal/baseIsFunction', './restParam'], function(arrayEvery, baseFlatten, baseIsFunction, restParam) {
+
+  /** Used as the `TypeError` message for "Functions" methods. */
+  var FUNC_ERROR_TEXT = 'Expected a function';
+
+  /* Native method references for those with the same name as other `lodash` methods. */
+  var nativeMin = Math.min;
+
+  /**
+   * Creates a function that runs each argument through a corresponding
+   * transform function.
+   *
+   * @static
+   * @memberOf _
+   * @category Function
+   * @param {Function} func The function to wrap.
+   * @param {...(Function|Function[])} [transforms] The functions to transform
+   * arguments, specified as individual functions or arrays of functions.
+   * @returns {Function} Returns the new function.
+   * @example
+   *
+   * function doubled(n) {
+   *   return n * 2;
+   * }
+   *
+   * function square(n) {
+   *   return n * n;
+   * }
+   *
+   * var modded = _.modArgs(function(x, y) {
+   *   return [x, y];
+   * }, square, doubled);
+   *
+   * modded(1, 2);
+   * // => [1, 4]
+   *
+   * modded(5, 10);
+   * // => [25, 20]
+   */
+  var modArgs = restParam(function(func, transforms) {
+    transforms = baseFlatten(transforms);
+    if (typeof func != 'function' || !arrayEvery(transforms, baseIsFunction)) {
+      throw new TypeError(FUNC_ERROR_TEXT);
+    }
+    var length = transforms.length;
+    return restParam(function(args) {
+      var index = nativeMin(args.length, length);
+      while (index--) {
+        args[index] = transforms[index](args[index]);
+      }
+      return func.apply(this, args);
+    });
+  });
+
+  return modArgs;
+});

function/rearg.js

@@ -1,5 +1,8 @@
 define(['../internal/baseFlatten', '../internal/createWrapper', './restParam'], function(baseFlatten, createWrapper, restParam) {
 
+  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
+  var undefined;
+
   /** Used to compose bitmasks for wrapper metadata. */
   var REARG_FLAG = 256;
 
@@ -32,7 +35,7 @@ define(['../internal/baseFlatten', '../internal/createWrapper', './restParam'],
    * // => [3, 6, 9]
    */
   var rearg = restParam(function(func, indexes) {
-    return createWrapper(func, REARG_FLAG, null, null, null, baseFlatten(indexes));
+    return createWrapper(func, REARG_FLAG, undefined, undefined, undefined, baseFlatten(indexes));
   });
 
   return rearg;

function/throttle.js

@@ -3,13 +3,6 @@ define(['./debounce', '../lang/isObject'], function(debounce, isObject) {
   /** Used as the `TypeError` message for "Functions" methods. */
   var FUNC_ERROR_TEXT = 'Expected a function';
 
-  /** Used as an internal `_.debounce` options object by `_.throttle`. */
-  var debounceOptions = {
-    'leading': false,
-    'maxWait': 0,
-    'trailing': false
-  };
-
   /**
    * Creates a throttled function that only invokes `func` at most once per
    * every `wait` milliseconds. The throttled function comes with a `cancel`
@@ -62,10 +55,7 @@ define(['./debounce', '../lang/isObject'], function(debounce, isObject) {
       leading = 'leading' in options ? !!options.leading : leading;
       trailing = 'trailing' in options ? !!options.trailing : trailing;
     }
-    debounceOptions.leading = leading;
-    debounceOptions.maxWait = +wait;
-    debounceOptions.trailing = trailing;
-    return debounce(func, wait, debounceOptions);
+    return debounce(func, wait, { 'leading': leading, 'maxWait': +wait, 'trailing': trailing });
   }
 
   return throttle;

function/wrap.js

@@ -1,5 +1,8 @@
 define(['../internal/createWrapper', '../utility/identity'], function(createWrapper, identity) {
 
+  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
+  var undefined;
+
   /** Used to compose bitmasks for wrapper metadata. */
   var PARTIAL_FLAG = 32;
 
@@ -26,7 +29,7 @@ define(['../internal/createWrapper', '../utility/identity'], function(createWrap
    */
   function wrap(value, wrapper) {
     wrapper = wrapper == null ? identity : wrapper;
-    return createWrapper(wrapper, PARTIAL_FLAG, null, [value], []);
+    return createWrapper(wrapper, PARTIAL_FLAG, undefined, [value], []);
   }
 
   return wrap;