1 files changed, 39 insertions, 7 deletions
diff --git a/node_modules/lodash/defaults.js b/node_modules/lodash/defaults.js
index 6b75ee08c..c74df044c 100644
--- a/node_modules/lodash/defaults.js
+++ b/node_modules/lodash/defaults.js
@@ -1,7 +1,13 @@
-var apply = require('./_apply'),
-    assignInWith = require('./assignInWith'),
-    baseRest = require('./_baseRest'),
-    customDefaultsAssignIn = require('./_customDefaultsAssignIn');
+var baseRest = require('./_baseRest'),
+    eq = require('./eq'),
+    isIterateeCall = require('./_isIterateeCall'),
+    keysIn = require('./keysIn');
+
+/** Used for built-in method references. */
+var objectProto = Object.prototype;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
 
 /**
  * Assigns own and inherited enumerable string keyed properties of source
@@ -24,9 +30,35 @@ var apply = require('./_apply'),
  * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
  * // => { 'a': 1, 'b': 2 }
  */
-var defaults = baseRest(function(args) {
-  args.push(undefined, customDefaultsAssignIn);
-  return apply(assignInWith, undefined, args);
+var defaults = baseRest(function(object, sources) {
+  object = Object(object);
+
+  var index = -1;
+  var length = sources.length;
+  var guard = length > 2 ? sources[2] : undefined;
+
+  if (guard && isIterateeCall(sources[0], sources[1], guard)) {
+    length = 1;
+  }
+
+  while (++index < length) {
+    var source = sources[index];
+    var props = keysIn(source);
+    var propsIndex = -1;
+    var propsLength = props.length;
+
+    while (++propsIndex < propsLength) {
+      var key = props[propsIndex];
+      var value = object[key];
+
+      if (value === undefined ||
+          (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) {
+        object[key] = source[key];
+      }
+    }
+  }
+
+  return object;
 });
 
 module.exports = defaults;