From d06e9a476acf607137cabc0b998fbe0705762dac Mon Sep 17 00:00:00 2001
From: Jan Renz <jan.renz@gmail.com>
Date: Sun, 12 Apr 2015 23:16:58 +0200
Subject: [PATCH] if we use this for cheching then there should be a valid
 false or nil return

---
 app/helpers/exercise_helper.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/helpers/exercise_helper.rb b/app/helpers/exercise_helper.rb
index cab90c21..7dcbb6f4 100644
--- a/app/helpers/exercise_helper.rb
+++ b/app/helpers/exercise_helper.rb
@@ -13,6 +13,8 @@ module ExerciseHelper
 
     if enabled
       config.read[:code_pilot][:url]
+    else
+      return nil
     end
   end
 end