Bump to v3.10.0.

object/assign.js

@@ -10,7 +10,7 @@ var assignWith = require('../internal/assignWith'),
  * (objectValue, sourceValue, key, object, source).
  *
  * **Note:** This method mutates `object` and is based on
- * [`Object.assign`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.assign).
+ * [`Object.assign`](http://ecma-international.org/ecma-262/6.0/#sec-object.assign).
  *
  * @static
  * @memberOf _

object/create.js

@@ -39,7 +39,7 @@ var baseAssign = require('../internal/baseAssign'),
 function create(prototype, properties, guard) {
   var result = baseCreate(prototype);
   if (guard && isIterateeCall(prototype, properties, guard)) {
-    properties = null;
+    properties = undefined;
   }
   return properties ? baseAssign(result, properties) : result;
 }

object/defaults.js

@@ -1,6 +1,6 @@
 var assign = require('./assign'),
     assignDefaults = require('../internal/assignDefaults'),
-    restParam = require('../function/restParam');
+    createDefaults = require('../internal/createDefaults');
 
 /**
  * Assigns own enumerable properties of source object(s) to the destination
@@ -20,13 +20,6 @@ var assign = require('./assign'),
  * _.defaults({ 'user': 'barney' }, { 'age': 36 }, { 'user': 'fred' });
  * // => { 'user': 'barney', 'age': 36 }
  */
-var defaults = restParam(function(args) {
-  var object = args[0];
-  if (object == null) {
-    return object;
-  }
-  args.push(assignDefaults);
-  return assign.apply(undefined, args);
-});
+var defaults = createDefaults(assign, assignDefaults);
 
 module.exports = defaults;

object/defaultsDeep.js

@@ -0,0 +1,25 @@
+var createDefaults = require('../internal/createDefaults'),
+    merge = require('./merge'),
+    mergeDefaults = require('../internal/mergeDefaults');
+
+/**
+ * This method is like `_.defaults` except that it recursively assigns
+ * default properties.
+ *
+ * **Note:** This method mutates `object`.
+ *
+ * @static
+ * @memberOf _
+ * @category Object
+ * @param {Object} object The destination object.
+ * @param {...Object} [sources] The source objects.
+ * @returns {Object} Returns `object`.
+ * @example
+ *
+ * _.defaultsDeep({ 'user': { 'name': 'barney' } }, { 'user': { 'name': 'fred', 'age': 36 } });
+ * // => { 'user': { 'name': 'barney', 'age': 36 } }
+ *
+ */
+var defaultsDeep = createDefaults(merge, mergeDefaults);
+
+module.exports = defaultsDeep;

object/invert.js

@@ -32,7 +32,7 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  */
 function invert(object, multiValue, guard) {
   if (guard && isIterateeCall(object, multiValue, guard)) {
-    multiValue = null;
+    multiValue = undefined;
   }
   var index = -1,
       props = keys(object),

object/keys.js

@@ -10,7 +10,7 @@ var nativeKeys = getNative(Object, 'keys');
  * Creates an array of the own enumerable property names of `object`.
  *
  * **Note:** Non-object values are coerced to objects. See the
- * [ES spec](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.keys)
+ * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
  * for more details.
  *
  * @static
@@ -34,7 +34,7 @@ var nativeKeys = getNative(Object, 'keys');
  * // => ['0', '1']
  */
 var keys = !nativeKeys ? shimKeys : function(object) {
-  var Ctor = object == null ? null : object.constructor;
+  var Ctor = object == null ? undefined : object.constructor;
   if ((typeof Ctor == 'function' && Ctor.prototype === object) ||
       (typeof object != 'function' && isArrayLike(object))) {
     return shimKeys(object);

object/transform.js

@@ -46,7 +46,7 @@ function transform(object, iteratee, accumulator, thisArg) {
       if (isArr) {
         accumulator = isArray(object) ? new Ctor : [];
       } else {
-        accumulator = baseCreate(isFunction(Ctor) ? Ctor.prototype : null);
+        accumulator = baseCreate(isFunction(Ctor) ? Ctor.prototype : undefined);
       }
     } else {
       accumulator = {};