From fa3020dffdab4a69bba045965ca038ca3d21575a Mon Sep 17 00:00:00 2001
From: Marcel Klehr <mklehr@gmx.net>
Date: Mon, 23 Jul 2012 14:12:36 +0200
Subject: [PATCH] Display errors occuring on page load to the user.

---
 src/templates/pad.html | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/templates/pad.html b/src/templates/pad.html
index 36d6334c..6821b5e6 100644
--- a/src/templates/pad.html
+++ b/src/templates/pad.html
@@ -316,6 +316,19 @@
         <% e.end_block(); %>
 
         <% e.begin_block("scripts"); %>
+        <script type="text/javascript">
+            /* Display errors on page load to the user 
+               (Gets overridden by padutils.setupGlobalExceptionHandler)
+            */
+            window.onerror = function(msg, url, line) {
+              console.log('error', arguments);
+              var box   = document.getElementById('editorloadingbox');
+              box.innerHTML = '<p><b>An error occured while loading the pad</b></p>'
+                            + '<p><b>'+msg+'</b> '
+                            + '<small>in '+ url +' (line '+ line +')</small></p>'
+            };
+        </script>
+
         <script type="text/javascript" src="../static/js/require-kernel.js"></script>
         <script type="text/javascript" src="../socket.io/socket.io.js"></script>