Redmine 4.1.1

lib/redmine/helpers/diff.rb

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 # Redmine - project management software
-# Copyright (C) 2006-2017  Jean-Philippe Lang
+# Copyright (C) 2006-2019  Jean-Philippe Lang
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
@@ -44,7 +46,7 @@ module Redmine
           add_at = nil
           add_to = nil
           del_at = nil
-          deleted = ""
+          deleted = +""
           diff.each do |change|
             pos = change[1]
             if change[0] == "+"