From 1b43e4d820b5986782cdab9ded4bfe28d17c856e Mon Sep 17 00:00:00 2001
From: Sina sharifzade <n0o0b_sina@yahoo.com>
Date: Fri, 22 Jan 2016 11:04:20 +0330
Subject: [PATCH] fix callback call

---
 src/CallbackStream.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/CallbackStream.php b/src/CallbackStream.php
index 1b065387..c8e3b678 100644
--- a/src/CallbackStream.php
+++ b/src/CallbackStream.php
@@ -155,7 +155,7 @@ public function getContents()
     {
         $callback = $this->detach();
 
-        return $callback ? $callback() : '';
+        return $callback ? call_user_fanc($callback) : '';
     }
 
     /**