From: Ryan Davis <ryand-ruby@...>
Date: 2008-06-11T03:43:11+09:00
Subject: Re: accessing class variables from the outside (beginner question)


On Jun 10, 2008, at 05:01 , Robert Dober wrote:

> On Tue, Jun 10, 2008 at 9:16 AM, Ryan Davis <ryand- 
> ruby@zenspider.com> wrote:
>>
>> On Jun 9, 2008, at 22:15 , David A. Black wrote:
>>
>>> Class variables [...] in most cases aren't what you want to use  
>>> anyway.
>>
>> While probably true in this case, I think this statement is  
>> dangerously
>> loaded... Your words have sway and affect design decisions.  
>> Sometimes class
>> variables are exactly the right tool for the job:
>>
>> % find */dev/{lib,test} -name \*.rb | xargs grep -l @@ | wc -l
>>     50
>
> May I suggest to trust David more than grep ;). I do not know of any
> usecase where class variables are the *right* thing to use, but I am
> eager to learn, so please enlighten me.

that is a grep on MY code... I trust my code more than I trust your  
trust. :P