From: Robert Feldt <robert.feldt@...>
Date: 2006-03-31T23:41:47+09:00
Subject: Re: Redef undef'ed methods?

On 3/31/06, Robert Dober <robert.dober@gmail.com> wrote:
> On 3/31/06, Florian Gro� <florgro@gmail.com> wrote:
> >
> >
> >
> >
> > class A
>    alias_method :b, :a
>     undef_method :a
> end
>
> ...
>
> class A
>     alias_method :a, :b
> end
>
> Obviously I missed something ;)!
>
Yes, that will work around. Also you can do it with define_method if
you have a handle to the undef'ed method. However, these "holes" can
be covered by undef'ing more methods (ie alias_method etc) so it might
still be a useful technique for some situations.

Thanks,

Robert Feldt