From 0ba4ea9718b9bb0203937c17066f8412e4d0bed6 Mon Sep 17 00:00:00 2001
From: Sam Saffron <sam.saffron@gmail.com>
Date: Thu, 30 May 2019 16:09:45 +1000
Subject: [PATCH] DEV: bin/rake autospec not working when saving a js file

Frozen string issue
---
 lib/autospec/qunit_runner.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/autospec/qunit_runner.rb b/lib/autospec/qunit_runner.rb
index e2960bcfb6f..4f335a302d9 100644
--- a/lib/autospec/qunit_runner.rb
+++ b/lib/autospec/qunit_runner.rb
@@ -65,7 +65,7 @@ module Autospec
 
       abort
 
-      qunit_url = "http://localhost:#{port}/qunit"
+      qunit_url = +"http://localhost:#{port}/qunit"
 
       if specs != "spec"
         module_or_filename, test_id, _name = specs.strip.split(":::")