From 134c89912d2e4cc5eb34a1f0116f768d0ae86483 Mon Sep 17 00:00:00 2001
From: coderaiser <mnemonic.enemy@gmail.com>
Date: Sun, 11 May 2014 13:19:23 -0400
Subject: [PATCH] refactor(util) exec

---
 lib/util.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/util.js b/lib/util.js
index 902f9ea6..32eb3f60 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -809,9 +809,10 @@
          */
         this.exec                       = function(callback) {
             var ret,
+                isFunc  = Util.isFunction(callback),
                 args    = Util.slice(arguments, 1);
            
-            if (Util.isFunction(callback))
+            if (isFunc)
                 ret     = callback.apply(null, args);
             
             return ret;