From a23ae902b8332278a8f21c0aced79648376c943c Mon Sep 17 00:00:00 2001
From: Benjamin Bertrand <bertrand.design@gmail.com>
Date: Mon, 5 May 2014 17:55:33 -0600
Subject: [PATCH] Update ua-parser.js

Prevents errors (cannot call .toLowerCase() on function) when Objects are extended downstream.
---
 src/ua-parser.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ua-parser.js b/src/ua-parser.js
index 6ae21aa..a8e5397 100644
--- a/src/ua-parser.js
+++ b/src/ua-parser.js
@@ -38,7 +38,9 @@
 
     var util = {
         has : function (str1, str2) {
+          if (typeof str1 === "string") {
             return str2.toLowerCase().indexOf(str1.toLowerCase()) !== -1;
+          }
         },
         lowerize : function (str) {
             return str.toLowerCase();