treco_real.rb

module PrecoReal

  def self.included( base )
    @base = base
  end

  def atributo_em_real(*args)
    args.each do |arg|
      @base.class_eval %Q!

        def #{arg}_with_real
          self.#{arg}.real if self.#{arg}
        end

        alias_method_chain #{arg}, :real

        def #{arg}_with_real=(novo)
          self.#{arg} = novo
        end

        alias_method_chain #{arg}, :real=
      Q!
    end
  end


end