lib/activerecord_null_object.rb
require 'active_record'
require 'activerecord_null_object/version'
require 'activerecord_null_object/null_object'
require 'activerecord_null_object/null_object_support'
ActiveSupport.on_load(:active_record) do
ActiveRecord::Base.send :include, ActiveRecordNullObject::NullObjectSupport
end