Support frozen_string_literal in config/initializers/10-patches.rb (#26561).

Patch by Pavel Rosický.

git-svn-id: http://svn.redmine.org/redmine/trunk@17983 e93f8b46-1217-0410-a6f0-8f06a7374b81

diff --git a/config/initializers/10-patches.rb b/config/initializers/10-patches.rb
index 3b2bd3a80162efea3da3d0988ae9bd8bb5746b28..e0559903b21618d8a235b3d3ca7bbdb25b4f3106 100644 (file)
--- a/config/initializers/10-patches.rb
+++ b/config/initializers/10-patches.rb
@@ -127,7 +127,7 @@ ActionMailer::Base.add_delivery_method :tmp_file, DeliveryMethods::TmpFile
 module ActionMailer
   class LogSubscriber < ActiveSupport::LogSubscriber
     def deliver(event)
-      recipients = [:to, :cc, :bcc].inject("") do |s, header|
+      recipients = [:to, :cc, :bcc].inject(+"") do |s, header|
         r = Array.wrap(event.payload[header])
         if r.any?
           s << "\n  #{header}: #{r.join(', ')}"