From: Eric Hodel <drbrain@...7.net>
Date: 2006-12-28T07:09:55+09:00
Subject: Re: Contest: fastet way to redefine a method

On Dec 27, 2006, at 08:59, Pit Capitain wrote:
> Dan Berger's recent thread about using UnboundMethod#bind to  
> redefine an existing method reminded me of a problem I still have:
>
>   What is the fastest way to redefine an existing method?
>
> With "fast" I don't mean the process of redefining the method, but  
> the time it takes to actually call the new implementation.
>
> With "redefining an existing method" I mean changing the  
> implementation of an existing method so that in the new  
> implementation it is possible to call the old one and use its  
> return value.
>
> I've seen many different techniques in the past here on ruby-talk,  
> but I haven't looked at the tradeoffs. I promise to write a page on  
> the ruby garden wiki with the results.

I already did this:

http://blog.segment7.net/articles/2006/03/06/attr-vs-method-vs- 
define_method

You can probably match def for speed by using one of the eval methods.

-- 
Eric Hodel - drbrain@segment7.net - http://blog.segment7.net

I LIT YOUR GEM ON FIRE!