code refactoring.

vitaly-t · Jun 4, 2015 · c8b315f · c8b315f
1 parent 3fadcf4
commit c8b315f
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/lib/index.js b/lib/index.js
@@ -663,8 +663,9 @@ function $p(func) {
 
 // Sequentially resolves dynamic promises returned by a factory;
 function $sequence(t, factory) {
+    var idx = 0, result = [];
 
-    function loop(idx, result) {
+    function loop() {
         var obj;
         try {
             obj = factory.call(t, idx, t); // get next promise;
@@ -681,11 +682,12 @@ function $sequence(t, factory) {
         }
         return obj.then(function (data) {
             result.push(data);
-            return loop(++idx, result);
+            idx++;
+            return loop();
         }, function (reason) {
             return $p.reject(reason);
         });
     }
 
-    return loop(0, []);
+    return loop();
 }