Use #reduce instead of #inject for getting the intersection of arrays.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@8827 e93f8b46-1217-0410-a6f0-8f06a7374b81
2012-02-09 20:06:36 +00:00
parent 8b3ed4175d
commit 8c38510ee5
3 changed files with 10 additions and 10 deletions
@@ -73,7 +73,7 @@ class CustomField < ActiveRecord::Base
          obj.project.shared_versions.sort.collect {|u| [u.to_s, u.id.to_s]}
        end
      elsif obj.is_a?(Array)
-        obj.collect {|o| possible_values_options(o)}.inject {|memo, v| memo & v}
+        obj.collect {|o| possible_values_options(o)}.reduce(:&)
      else
        []
      end