From 8faab600b5dd450d1aea40a7e813453d51645047 Mon Sep 17 00:00:00 2001
From: Maximilian Grundke <maximiliangrundke@googlemail.com>
Date: Mon, 7 May 2018 17:25:42 +0200
Subject: [PATCH] Fix nil config resulting in failing tests

---
 app/assets/javascripts/editor/execution.js.erb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/assets/javascripts/editor/execution.js.erb b/app/assets/javascripts/editor/execution.js.erb
index ba432582..32035828 100644
--- a/app/assets/javascripts/editor/execution.js.erb
+++ b/app/assets/javascripts/editor/execution.js.erb
@@ -4,7 +4,7 @@ CodeOceanEditorWebsocket = {
   createSocketUrl: function(url) {
       var sockURL = new URL(window.location);
       sockURL.pathname = url;
-      sockURL.protocol = '<%= DockerClient.config['ws_client_protocol'].match(/(\w+):*\/*/)&.to_a&.at(1) %>:';
+      sockURL.protocol = '<%= DockerClient.config['ws_client_protocol']&.match(/(\w+):*\/*/)&.to_a&.at(1) %>:';
 
       // strip anchor if it is in the url
       sockURL.hash = '';