# File lib/fog/rackspace/models/auto_scale/policy.rb, line 76
        def check_attributes
          raise ArgumentError, "This #{self.name} resource requires the #{type} argument" if type.nil?

          if type == 'schedule'
            raise ArgumentError, "This #{self.name} resource requires the args[cron] OR args[at] argument" if args['cron'].nil? && args['at'].nil?
          end

          true
        end