From: Roger Pack <rogerpack2005@...>
Date: 2008-10-08T08:43:37+09:00
Subject: Re: ruby wish-list

Mikael Høilund wrote:
> Perhaps a bit controversial, but I'd like to see a keyword for the
> �current block� as a way to refer to the Proc instance created inside
> that block. That would allow for recursive anonymous blocks like:
> 
> [[1,2,[3]],[[[5],6],7],8].map { |e|
>    Array === e ? e.map(&current_block) : e.to_s
> }

Appears maybe possible [Y combinator in Ruby]:
http://53cr.com/blog/2008/10/recursive-lambdas-in-ruby/
Cheers.
-=R
-- 
Posted via http://www.ruby-forum.com/.