From: "T. Onoma" <transami@...>
Date: 2003-12-06T02:50:19+09:00
Subject: Re: Attempted roadmap of future instance variables....

On Friday 05 December 2003 06:41 pm, Austin Ziegler wrote:
> That's fine for subclassing, but what about mix-ins?
>
> class A
>   def initialise
>     @__checkpoint__ = True
>   end
> end
>
> A.new.extend(Transaction::Simple)

I need clarification on this. Using extend doesn't add a mix-in, but rather a 
singleton. Right? I'm not debunking austin's point or anything, I just need 
to be clear on this b/c I've seen it refered to as a mix-in before and I 
don't think that's percise. So I just want to make sure.

Thanks,
T.