From: Nobuyoshi Nakada <nobu@...>
Date: 2007-06-05T14:11:21+09:00
Subject: Re: Proc.==

Hi,

At Tue, 5 Jun 2007 13:37:08 +0900,
David Flanagan wrote in [ruby-core:11401]:
> Can anyone construct two proc objects p1 and p2, without using clone or 
> dup, so that p1==p2 but p1.object_id != p2.object_id?

  p proc{} == proc{}

> Based on this, I would think that:
> 
>    lambda {|x| x*x } == lambda {|x| x*x }
> 
> But this expression return false in both ruby 1.8 and 1.9.

Procs have each own contexts.

-- 
Nobu Nakada