lib/commentable_on/comment.rb in commentable_on-0.1.0 vs lib/commentable_on/comment.rb in commentable_on-1.0.0

@@ -1,6 +1,10 @@
+require "ancestry"
+
 module CommentableOn
   class Comment < ::ActiveRecord::Base
+    has_ancestry(primary_key_format: /\A[\w\-]+(\/[\w\-]+)*\z/, ancestry_column: :thread)
+
     if defined?(ProtectedAttributes)
       attr_accessible :commentable_id, :commentable_type, :commenter_id, :commenter_type, :commentable, :commenter, :body
     end
 
     belongs_to :commentable, polymorphic: true