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create_carriage
2010 May 11
1
has_one/belongs_to -- accessing the subordinate
...overed an oddity while trying it.
F''rinstance, if every horse has a carriage:
============
ActiveRecord::Schema.define do
create_table(:horses) {|t| t.timestamps }
create_table(:carriages) {|t| t.timestamps; t.integer :horse_id }
end
class Horse < ActiveRecord::Base
after_create :create_carriage
has_one :carriage, :dependent => :destroy
private
def create_carriage
Carriage.create(:horse => self)
end
end
class Carriage < ActiveRecord::Base
belongs_to :horse
end
============
This works fine using create:
========
>> horse1 = Horse.create()
=> #<Horse...