Utility functions cleanup: Cleanup lib/utils/objects.js

lib/utils/objects.js

@@ -1,37 +1,45 @@
 /* Object utilities. */
 var objects = {
   keys: function(object) {
-    var result = [];
-    for (var key in object) {
+    var result = [], key;
+
+    for (key in object) {
       if (object.hasOwnProperty(key)) {
         result.push(key);
       }
     }
+
     return result;
   },
 
   values: function(object) {
-    var result = [];
-    for (var key in object) {
+    var result = [], key;
+
+    for (key in object) {
       if (object.hasOwnProperty(key)) {
         result.push(object[key]);
       }
     }
+
     return result;
   },
 
   clone: function(object) {
-    var result = {};
-    for (var key in object) {
+    var result = {}, key;
+
+    for (key in object) {
       if (object.hasOwnProperty(key)) {
         result[key] = object[key];
       }
     }
+
     return result;
   },
 
   defaults: function(object, defaults) {
-    for (var key in defaults) {
+    var key;
+
+    for (key in defaults) {
       if (defaults.hasOwnProperty(key)) {
         if (!(key in object)) {
           object[key] = defaults[key];