From 33c9f05c6bb90a995ddc685b4a22479f17c575e5 Mon Sep 17 00:00:00 2001
From: Ciro Santilli <ciro.santilli@gmail.com>
Date: Thu, 9 Oct 2014 09:47:47 +0200
Subject: Append in place for strings and arrays

---
 app/helpers/graph_helper.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'app/helpers/graph_helper.rb')

diff --git a/app/helpers/graph_helper.rb b/app/helpers/graph_helper.rb
index 7cb1b6f8d1a..e1dda20de85 100644
--- a/app/helpers/graph_helper.rb
+++ b/app/helpers/graph_helper.rb
@@ -1,10 +1,10 @@
 module GraphHelper
   def get_refs(repo, commit)
     refs = ""
-    refs += commit.ref_names(repo).join(" ")
+    refs << commit.ref_names(repo).join(' ')
 
     # append note count
-    refs += "[#{@graph.notes[commit.id]}]" if @graph.notes[commit.id] > 0
+    refs << "[#{@graph.notes[commit.id]}]" if @graph.notes[commit.id] > 0
 
     refs
   end
-- 
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