From: "David A. Black" <dblack@...>
Date: 2004-09-11T21:19:45+09:00
Subject: Re: Singleton method on object via define_method?

Hi --

On Sat, 11 Sep 2004, Hal Fulton wrote:

> OK, I have this variable called box.
> 
> I want to define a singleton method xy on it. No problem.
> 
> However, I need a closure. So I need to use define_method
> rather than def.
> 
> This is how I did it:
> 
>    class << box; self; end.class_eval { define_method(:xy) {[x,y]} }
> 
> Surely there is an easier way??

If my Kernel#singleton_class RCR gets accepted (or if you write an ad
hoc version of it), you'll at least be able to shorten it to:

  box.singleton_class.class_eval { ... }


David

-- 
David A. Black
dblack@wobblini.net