method
add_association_callbacks
rails latest stable - Class:
ActiveRecord::Associations::ClassMethods
add_association_callbacks(association_name, options)private
No documentation available.
# File activerecord/lib/active_record/associations.rb, line 1813
def add_association_callbacks(association_name, options)
callbacks = %(before_add after_add before_remove after_remove)
callbacks.each do |callback_name|
full_callback_name = "#{callback_name}_for_#{association_name}"
defined_callbacks = options[callback_name.to_sym]
if options.has_key?(callback_name.to_sym)
class_inheritable_reader full_callback_name.to_sym
write_inheritable_attribute(full_callback_name.to_sym, [defined_callbacks].flatten)
else
write_inheritable_attribute(full_callback_name.to_sym, [])
end
end
end