partaking.rb in tramway-event-1.7

- old
+ new

@@ -1,4 +1,6 @@
 class Tramway::Event::Partaking < ::Tramway::Core::ApplicationRecord
-  belongs_to :section, class_name: 'Tramway::Event::Section'
+  belongs_to :part, polymorphic: true
+  enumerize :part_type, in: [ 'Tramway::Event::Event', 'Tramway::Event::Section' ]
+
   belongs_to :person, class_name: 'Tramway::Event::Person'
 end