From: Eric Hodel <drbrain@...7.net>
Date: 2005-11-02T07:39:57+09:00
Subject: Re: Would you find it useful?

On Nov 1, 2005, at 1:16 PM, Jeff Wood wrote:

> ... I've been thinking about this for a little while, but, would  
> any of you
> find it useful to have ruby be able to provide you with the source  
> of a
> function ...

You already can do that with ruby2c and ZenHacks.

> I could see a number of uses. Including being able to modify the  
> function at
> run time, or to be able to see the parameter list ... or other things.
>
> Anyways, I was thinking of something like:
>
> func_body = Object.method( :to_s ).src
>
> func_body.replace( "\* 3", "\* 4" )
>
> Object.class_eval( func_body )
>
> ... what do you think?

MetaRuby is rewriting Ruby in itself.  When we're done you can get  
the source for Object#to_s, but we haven't gotten that far yet.

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