From: Ilias Lazaridis <ilias@...>
Date: 2005-04-19T19:09:42+09:00
Subject: Re: - E03c - The Ruby Object Model (Revised Documentation)

mark sparshatt wrote:
> Ilias Lazaridis wrote:
> 
>> Martin DeMello wrote:
>>
>>> Ilias Lazaridis <ilias@lazaridis.com> wrote:
>>>
>>>> In context of an Language Object Model:
>>>>
>>>> Object inherits from "nil".
>>>
>>> Object does *not* inherit from nil. Object.superclass returns 'nil'
>>> because Object has no superclass.
>>
>> I've not said that "Object inherits from Class nil".
>>
>> I've said: Object inherits from nil
>>
>> which is true.
>>
> Surely if Object inherits from nil then Object should inherit all of 
> nil's methods
> 
> nil.methods - Object.methods #=> ["&", "|", "^", "to_i", "to_s"]
> 
> Object.to_s #=> NoMethodError: undefined method 'to_s' for Object:Class
> 
> Since Object doesn't inherit all of nil's methods I don't see how it can 
> make sense to say that Object inherits from nil.

see my reply to Mr. Matsumoto:

"class Object inherits from nothing (represented by object nil)"

new diagramm:

http://lazaridis.com/case/lang/ruby/

> -- 
> Mark Sparshatt

..

-- 
http://lazaridis.com