From: Jim Weirich <jim@...>
Date: 2004-11-24T14:54:32+09:00
Subject: Re: How to avoid inheriting Object?

On Tuesday 23 November 2004 10:18 pm, Austin Ziegler wrote:
> On Wed, 24 Nov 2004 10:29:09 +0900, itsme213 <itsme213@hotmail.com> wrote:
> > How do I create a class that does not inherit from Object?
>
> You can't. All objects inherit from Object.
>
> If, however, you want a bare class (e.g., nothing except __send__ and
> __id__), then there are ways to do that. Look at the evilruby project
> and I think that Jim Weirich has said stuff about this on his
> onestepback blog.

Builder 1.2.2 is available as a gem and includes the most recent version of 
BlankSlate.  Although conceptually simple, it turns out there are a few 
gotchas when writing a good BlankSlate object.  The version in builder is 
addresses all the issues I am aware of.

The blog entry describing the initial BlankSlate is at 
http://onestepback.org/index.cgi/Tech/Ruby/BlankSlate.rdoc.

-- 
-- Jim Weirich    jim@weirichhouse.org     http://onestepback.org
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"Beware of bugs in the above code; I have only proved it correct, 
not tried it." -- Donald Knuth (in a memo to Peter van Emde Boas)