diff options
Diffstat (limited to 'activerecord/lib/active_record')
-rw-r--r-- | activerecord/lib/active_record/validations/uniqueness.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/validations/uniqueness.rb b/activerecord/lib/active_record/validations/uniqueness.rb index 7fd5d76ba5..9556878f63 100644 --- a/activerecord/lib/active_record/validations/uniqueness.rb +++ b/activerecord/lib/active_record/validations/uniqueness.rb @@ -1,3 +1,5 @@ +require 'active_support/core_ext/array/prepend_and_append' + module ActiveRecord module Validations class UniquenessValidator < ActiveModel::EachValidator @@ -49,7 +51,7 @@ module ActiveRecord class_hierarchy = [record.class] while class_hierarchy.first != @klass - class_hierarchy.insert(0, class_hierarchy.first.superclass) + class_hierarchy.prepend(class_hierarchy.first.superclass) end class_hierarchy.detect { |klass| !klass.abstract_class? } |