From: "Ara.T.Howard" <ahoward@...>
Date: 2004-02-13T11:14:57+09:00
Subject: Re: Swapping out an instance between blinks

On Fri, 13 Feb 2004, Gavin Kistner wrote:

> Date: Fri, 13 Feb 2004 01:24:34 GMT
> From: Gavin Kistner <gavin@refinery.com>
> Newsgroups: comp.lang.ruby
> Subject: Re: Swapping out an instance between blinks
> 
> Ara.T.Howard wrote:
> >>Is there any way to, inside the method for an instance, magically swap 
> >>out that instance to be represented by a new instance?
> > 
> > class MutableTime
> >   def method_missing(meth, *args, &block)
> >     @time.send(meth, *args, &block)
> >   end
> > end
> 
> Very tricky! (And helpful, since I thought that Time had at least 1 
> method for changing the value, but realize I was wrong :)

i do that one alot.  remember though that

  (Time === MutableTime.new) == false

-a

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