machinist_macro.rb

module MachinistMacro
  class MachinistMatcher
    def matches?(item)
      item.class.make
      return true
    rescue
      return false
    end

    def description
      "works if there's a valid blueprint"
    end

    def failure_message_for_should
      "expected #{@subject} to have valid blueprint"
    end

    def failure_message_for_should_not
      "wtf?"
    end
  end

  def work_with_machinist
    MachinistMatcher.new
  end
end