From 7fbad2ab8aadad878693e2a462ac22cc82c505af Mon Sep 17 00:00:00 2001
From: Graeme Yeates <yeatesgraeme@gmail.com>
Date: Fri, 3 Jul 2015 01:52:44 -0400
Subject: Avoid unnecessary loop in filter

---
 lib/async.js | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/lib/async.js b/lib/async.js
index 67404c7..7aa32b9 100644
--- a/lib/async.js
+++ b/lib/async.js
@@ -405,13 +405,10 @@
 
     function _filter(eachfn, arr, iterator, callback) {
         var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
         eachfn(arr, function (x, index, callback) {
-            iterator(x.value, function (v) {
+            iterator(x, function (v) {
                 if (v) {
-                    results.push(x);
+                    results.push({index: index, value: x});
                 }
                 callback();
             });
-- 
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