Module: Dagnabit::Link::Associations

Defined in:
lib/dagnabit/link/associations.rb

Overview

Adds associations useful for link classes.

This module mixes in the following associations to link classes:

  • ancestor: the source of this link, or where this link begins

  • descendant: the target of this link, or where this link ends

Class Method Summary collapse

Class Method Details

.extended(base) ⇒ Object 



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# File 'lib/dagnabit/link/associations.rb', line 12

def self.extended(base)
  base.send(:belongs_to, :ancestor, :polymorphic => true, :foreign_key => base.ancestor_id_column)
  base.send(:belongs_to, :descendant, :polymorphic => true, :foreign_key => base.descendant_id_column)
end