From 7318efb59e67587d2e65880b05b95cee27f8fffa Mon Sep 17 00:00:00 2001
From: James Brooks <james@bluebaytravel.co.uk>
Date: Wed, 14 Jan 2015 15:59:33 +0000
Subject: [PATCH] Don't use is_null

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

diff --git a/src/helpers.php b/src/helpers.php
index 6482eca4..a7aa7a86 100644
--- a/src/helpers.php
+++ b/src/helpers.php
@@ -40,7 +40,7 @@ if (!function_exists('config')) {
      */
     function config($key = null, $default = null)
     {
-        if (is_null($key)) {
+        if ($key === null) {
             return Config::getItems();
         }