From: SASADA Koichi <ko1@...>
Date: 2011-06-10T22:24:10+09:00
Subject: [ruby-core:36923] Re: Proc#== behaviour on 1.8.7 and 1.9.2

Hi,

(2011/04/02 8:39), Adam Prescott wrote:
> I've encountered a problem when using Proc#== (with both lambdas and
> procs) in my code, where the result does not match up with what the
> documentation says. 1.9.2 differs from 1.8.7 in result and in the
> source code, so that suggests attention has been given to the method,
> at least. It was suggested that ruby-core was the place to go for
> this.
> 
> Here's a paste of the problem, with full RUBY_DESCRIPTIONs:
> https://gist.github.com/899026
> 
> I've included lambda, proc, and Proc.new variants just for completion,
> even though I realise proc is an alias for lambda or Proc.new,
> depending.
> 
> At the very least, perhaps someone could explain why this is by
> design, if it's not a bug. Apologies if there's an open issue for this
> on redmine; the site is currently not working for me (again), and I
> couldn't find anything online mentioning this.
> 

Maybe, it is implementation limitation.  What is real problem on this
behavior?

-- 
// SASADA Koichi at atdot dot net