Method: Mongoid::Association::Referenced::HasOne#foreign_key

Defined in:
lib/mongoid/association/referenced/has_one.rb

#foreign_key ⇒ String

Get the foreign key field for saving the association reference.

Returns:

  • (String) —

    The foreign key field for saving the association reference.



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# File 'lib/mongoid/association/referenced/has_one.rb', line 62

def foreign_key
  @foreign_key ||= @options[:foreign_key] ? @options[:foreign_key].to_s :
                     default_foreign_key_field
end