From: "David A. Black" <dblack@...>
Date: 2005-04-22T06:25:23+09:00
Subject: Re: [EVALUATION] - E03e - The Ruby Object Model (Summary)

Hi --

On Fri, 22 Apr 2005, Yukihiro Matsumoto wrote:

> Hi,
>
> In message "Re: [EVALUATION] - E03e - The Ruby Object Model (Summary)"
>    on Thu, 21 Apr 2005 23:29:31 +0900, Ilias Lazaridis <ilias@lazaridis.com> writes:
>
> |I hope the responsible person has more courage.
>
> I may be the responsible person.
>
> I assume your question is why there's no method to obtain singleton
> class (per object hidden class), right?  That's because I see no real
> "need" for it.
>
> Besides seeing no real need, such method is highly connected to the
> current implementation.  Future Ruby (or different implementation of
> Ruby interpreter) may want to choose other strategy, for example,
> creating a temporary class-like object to manipulate singleton
> methods, then update internal object structure according to that
> class-like object.  Under the implementation like this, a method to
> obtain singleton class has no meaning.

What would: (class << obj; self; end)  give you if there's no
singleton class?


David

-- 
David A. Black
dblack@wobblini.net