From 856874a7272e2ec2f2eadd307664fb3c9b585409 Mon Sep 17 00:00:00 2001
From: hangaebal <hangaebal@gmail.com>
Date: Tue, 31 May 2016 11:21:17 +0900
Subject: [PATCH] Fix Bug when CodeMirror return function object

---
 client/commonFramework/output-display.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/client/commonFramework/output-display.js b/client/commonFramework/output-display.js
index 9f96908a1f..291e61d7f1 100644
--- a/client/commonFramework/output-display.js
+++ b/client/commonFramework/output-display.js
@@ -39,6 +39,9 @@ window.common = (function(global) {
   codeOutput.setSize('100%', '100%');
 
   common.updateOutputDisplay = function updateOutputDisplay(str = '') {
+    if (typeof str === 'function') {
+      str = str.toString();
+    }
     if (typeof str !== 'string') {
       str = JSON.stringify(str);
     }