From 3b7ddd72cfa9cda6534c58dee7fd2f3ec57a9c02 Mon Sep 17 00:00:00 2001
From: Leo Franchi <leo@humbughq.com>
Date: Wed, 22 May 2013 15:18:31 -0400
Subject: [PATCH] Don't throw an exception if we get an undefined stream

(imported from commit b6bbaf1fa14bec5fc43016f81e15caa32a9fb948)
---
 zephyr/static/js/tab_bar.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/zephyr/static/js/tab_bar.js b/zephyr/static/js/tab_bar.js
index 8b3259b14a..01dd0e41cf 100644
--- a/zephyr/static/js/tab_bar.js
+++ b/zephyr/static/js/tab_bar.js
@@ -97,6 +97,10 @@ function colorize_tab_bar() {
     var stream_tab = $('#tab_list .stream');
     if (stream_tab.length > 0) {
         var stream_name = stream_tab.data('name');
+        if (stream_name === undefined) {
+            return;
+        }
+
         var stream_color = subs.get_color(stream_name);
 
         if (!stream_tab.hasClass('active')) {