# -*- coding: utf-8 -*- module DataMapper module Validation module Fixtures class Event # # Behaviors # include ::DataMapper::Resource # # Properties # property :id, Serial property :name, String, :required => true property :starts_at, DateTime property :ends_at, DateTime # # Validations # validates_with_method :starts_at, :method => :ensure_dates_order_is_correct # # API # def ensure_dates_order_is_correct if starts_at && ends_at && (starts_at <= ends_at) true else [false, "Start time cannot be after end time"] end end end # Event end # Fixtures end # Validations end # DataMapper