From: Mat Schaffer <schapht@...>
Date: 2006-07-25T22:00:13+09:00
Subject: Re: Autoloading objects — Ruby equivalent for PHP5 "__autoload


On Jul 25, 2006, at 7:22 AM, Gonzalo Garramuno wrote:

> Naum T. escribi�:
>> Does there exist a Ruby equivalent to PHP5 "magic" __autoload method
>> that spares the developer from detailing a list of "require"  
>> statements?
>> http://us2.php.net/autoload
>>
>> Or is this something that a homebrewed solution is necessary? Like
>> catching the exception and testing for file existence, etc.� or is  
>> there
>> a gem/extension featuring this functionality?
>>
>
> def Object.const_missing elem
>   require elem.to_s
> end
>
> a = A.new
>
> PS.  I would advise *NOT* doing this kind of thing, thou.  It can make
> your code much harder to debug for other developers.

you need
> def Object.const_missing elem
>   require elem.to_s
const_get(elem)
> end

To make this work, otherwise the 'A' in A.new becomes the return  
value of 'require elem.to_s'
-Mat