From: Paul Brannan <pbrannan@...>
Date: 2008-09-18T23:07:19+09:00
Subject: Re: Singleton class's original class

On Thu, Sep 18, 2008 at 04:43:40AM +0900, ara.t.howard wrote:
> it might not be a class... but will this work?

It would, except that calling #singleton_class isn't the only way to get
a singleton class. :(

>     unless sc.respond_to?(:parent)
>       parent_id = self.object_id #Module === self ? self : self.class
>       sc.instance_eval "def parent() ObjectSpace._id2ref(#{ parent_id }) 
> end"
>     end

Does doing this allow a class to be garbage-collected but allow its
singleton class to stick around?

Probably better to use define_method with a block in this case.

Paul