From: Wiebe Cazemier <halfgaar@...>
Date: 2006-04-14T07:32:48+09:00
Subject: Re: Question mark in attr_*

On Thursday 13 April 2006 19:23, Patrick Hurley wrote:

> As ruby does not have data types, the onus is on the developer to
> spell out that she/he wants such an accessor. So add this to your
> program:
> 
> class Module
>  def battr_reader(sym, *more)
>    battr_reader(*more) unless more.empty?
>    define_method("#{sym}?") { !!instance_variable_get("@#{sym}") }
>  end
> end
> 
> Then you can add a battr_reader to any class...
> pth

I will give this a go tomorrow (it's bedtime now...). Should work pretty well.
Thanks.