From: Brian Candler <B.Candler@...>
Date: 2004-09-30T20:38:38+09:00
Subject: Re: Funtionality of 'case'-Expression

On Thu, Sep 30, 2004 at 04:25:03PM +0900, Ralf M?ller wrote:
> Is it possible in the 'when'-part to access components or mthods of an 
> object specified in after 'case' ?
> 
> Something like:
> 
> case object
>    when object.method == 'whatever' then ...
>    when ohject.id%2 == 0 then ...
> end

How about:

  def with(obj,&blk) obj.instance_eval(&blk); end

  ...

  with(object) do
    if method == 'whatever' then ...
    elsif id%2 == 0 then ...
    end
  end

Regards,

Brian.