From 79acbd110535543490f693069f43c06006b1e886 Mon Sep 17 00:00:00 2001
From: Maxime Beauchemin <maximebeauchemin@gmail.com>
Date: Sun, 8 May 2016 07:45:33 -0700
Subject: [PATCH] Fixing issue #444 color function chokes on non-string param

---
 caravel/assets/javascripts/modules/caravel.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/caravel/assets/javascripts/modules/caravel.js b/caravel/assets/javascripts/modules/caravel.js
index b6b881077eab6..4d92951f1dbe6 100644
--- a/caravel/assets/javascripts/modules/caravel.js
+++ b/caravel/assets/javascripts/modules/caravel.js
@@ -48,6 +48,7 @@ var color = function () {
     var seen = {};
     return function (s) {
       if (!s) { return; }
+      s = String(s);
       // next line is for caravel series that should have the same color
       s = s.replace('---', '');
       if (seen[s] === undefined) {