From: dblack@...
Date: 2006-01-08T08:06:19+09:00
Subject: Re: Iterator Fu Failing Me

Hi --

On Sun, 8 Jan 2006, ara.t.howard@noaa.gov wrote:

> On Sun, 8 Jan 2006, Pierre Barbier de Reuille wrote:
>
>> Could you explain this module ?
>> 
>> I think I can understand why you defined a module ClassMethods : to include
>> class methods and not only instace methods.
>> 
>> However, I don't understant why the InstanceMethods module ? What do you
>> expect with this module ? Is it just for symetry ?
>
> yes.  just symetry/clarity.  is use this pattern alot.  even if someone
> doesn't understand the mechanism i generally assume the 'ClassMethods' and
> 'InstanceMethods' names will give it away.

Wouldn't it be clearer just to write instance methods for a module?
It feels a bit like you're creating a kind of second skin for a system
that already does this.


David

-- 
David A. Black
dblack@wobblini.net

"Ruby for Rails", from Manning Publications, coming April 2006!
http://www.manning.com/books/black