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author | Yehuda Katz + Carl Lerche <ykatz+clerche@engineyard.com> | 2009-05-11 17:07:05 -0700 |
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committer | Yehuda Katz + Carl Lerche <ykatz+clerche@engineyard.com> | 2009-05-11 17:07:05 -0700 |
commit | 00a9d4b91cccdd88146cbe716eca844dcdfa08e7 (patch) | |
tree | 77398a4e98eb391258813fef47f1ecf57ae58972 /activerecord/lib/active_record/reflection.rb | |
parent | 0f6e764e4060b75ea8a335e6971209a08bf8b40a (diff) | |
parent | 0cac68d3bed3e6bf8ec2eb994858e4a179046941 (diff) | |
download | rails-00a9d4b91cccdd88146cbe716eca844dcdfa08e7.tar.gz rails-00a9d4b91cccdd88146cbe716eca844dcdfa08e7.tar.bz2 rails-00a9d4b91cccdd88146cbe716eca844dcdfa08e7.zip |
Merge branch 'master' into wip_abstract_controller
Conflicts:
actionpack/lib/action_controller/abstract/callbacks.rb
actionpack/lib/action_controller/abstract/renderer.rb
actionpack/lib/action_controller/base/base.rb
actionpack/lib/action_controller/dispatch/dispatcher.rb
actionpack/lib/action_controller/routing/route_set.rb
actionpack/lib/action_controller/testing/process.rb
actionpack/test/abstract_controller/layouts_test.rb
actionpack/test/controller/filters_test.rb
actionpack/test/controller/helper_test.rb
actionpack/test/controller/render_test.rb
actionpack/test/new_base/test_helper.rb
Diffstat (limited to 'activerecord/lib/active_record/reflection.rb')
-rw-r--r-- | activerecord/lib/active_record/reflection.rb | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index 2d4c1d5507..ec0175497d 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -212,6 +212,13 @@ module ActiveRecord end def check_validity! + check_validity_of_inverse! + end + + def check_validity_of_inverse! + if has_inverse? && inverse_of.nil? + raise InverseOfAssociationNotFoundError.new(self) + end end def through_reflection @@ -225,6 +232,18 @@ module ActiveRecord nil end + def has_inverse? + !@options[:inverse_of].nil? + end + + def inverse_of + if has_inverse? + @inverse_of ||= klass.reflect_on_association(options[:inverse_of]) + else + nil + end + end + private def derive_class_name class_name = name.to_s.camelize @@ -300,6 +319,8 @@ module ActiveRecord unless [:belongs_to, :has_many].include?(source_reflection.macro) && source_reflection.options[:through].nil? raise HasManyThroughSourceAssociationMacroError.new(self) end + + check_validity_of_inverse! end def through_reflection_primary_key |