DatetimeComposer.rb

module DateTimeComposer
  module ActiveRecordExtensions
    module ClassMethods
      def compound_datetime(*attrs)
        define_compounds(attrs)
      end

      def define_compounds(attrs)
        attrs.each do |attr|
          class_eval <<-METHODS
            def #{attr.to_s}_to()
              puts 'tes'
            end
          METHODS
        end
      end
    end
  end
end