From: "Brian Schröder" <ruby@...>
Date: 2004-11-13T19:11:44+09:00
Subject: Re: Trivial trick for looking at complex code

On Sat, 13 Nov 2004 08:30:44 +0900
Hal Fulton <hal9000@hypermetrics.com> wrote:

> I was looking at some really complex code today (someone else's) and
> felt a need to see its structure a little better.
> 
> You'd be surprised how helpful this is:
> 
>    grep -E "^ *(class|module|attr|def)" file.rb
> 
> It shows fairly clearly all the hierarchies, the method signatures,
> and the attributes.
> 
> That's making certain assumptions about common coding style.
> 
> Below is an example of running it against cgi.rb...
> 
> OK, it's not rocket science, but I felt like sharing it.

Another method I use is 
  
   rdoc -a -S -N -d

This gives a really nice overview, but has the drawback of requiring a browser.

Regards,

Brian


-- 
Brian Schr�der
http://www.brian-schroeder.de/