From: uncutstone wu <uncutstone@...>
Date: 2006-06-20T20:29:42+09:00
Subject: Re: About <programming ruby, 2nc edition>, meta class and Cl

ts wrote:
>>>>>> "u" == uncutstone wu <uncutstone@sina.com> writes:
> 
> u> I think it is because 1.8.2 and 1.8.4 have different object models.
> 
>  no, the object model is not changed.
> 
>  the problem is here
> 
> moulon% ./ruby -ve 'a = Object.new; p class << a; self end.superclass'
> ruby 1.8.2 (2004-12-25) [i686-linux]
> Object
> moulon%
> 
> moulon% /usr/bin/ruby -ve 'a = Object.new; p class << a; self 
> end.superclass'
> ruby 1.8.4 (2005-12-24) [i486-linux]
> #<Class:Object>
> moulon%
> 
> moulon% ./ruby -ve 'class A < Object; end; p class << A; self 
> end.superclass'
> ruby 1.8.2 (2004-12-25) [i686-linux]
> #<Class:Object>
> moulon%
> 
> moulon% /usr/bin/ruby -ve 'class A < Object; end; p class << A; self 
> end.superclass'
> ruby 1.8.4 (2005-12-24) [i486-linux]
> #<Class:Class>
> moulon%
> 
>  trying to correct a bug has perhaps introduced a problem
> 
So, you mean this is a bug of version 1.8.4.

Best Regards,

uncutstone


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