Allow _.modArgs to accept an array of transforms.

lodash.src.js

@@ -8036,7 +8036,8 @@
      * @memberOf _
      * @category Function
      * @param {Function} func The function to wrap.
-     * @param {...Function} [transforms] The function to transform the corresponding argument.
+     * @param {...(Function|Function[])} [transforms] The functions to transform
+     * arguments, specified as individual functions or arrays of functions.
      * @returns {Function} Returns the new function.
      * @example
      *
@@ -8059,6 +8060,7 @@
      * // => [25, 20]
      */
     var modArgs = restParam(function(func, transforms) {
+      transforms = baseFlatten(transforms);
       if (typeof func != 'function' || !arrayEvery(transforms, baseIsFunction)) {
         throw new TypeError(FUNC_ERROR_TEXT);
       }

test/test.js

@@ -11306,6 +11306,11 @@
       deepEqual(modded(5, 10), [10, 100]);
     });
 
+    test('should flatten transforms', 1, function() {
+      var modded = _.modArgs(fn, [doubled, square]);
+      deepEqual(modded(5, 10), [10, 100]);
+    });
+
     test('should not transform any argument greater than the number of transforms', 1, function() {
       var modded = _.modArgs(fn, doubled, square);
       deepEqual(modded(5, 10, 18), [10, 100, 18]);