From: "David A. Black" <dblack@...>
Date: 2004-08-11T08:55:33+09:00
Subject: Re: stupid question: Object#name

Hi --

On Wed, 11 Aug 2004, Gavri Savio Fernandez wrote:

> > From: Mark Hubbart
> > Subject: Re: stupid question: Object#name
> 
> > This is a fairly common OO topic, and there is a pretty good
> > description of classes and objects here:
> >
> > http://www.visibleworkings.com/little-ruby/Chapter3.pdf
> 
> One part of this chapter (Page 5)  is driving me crazy. I tried it in irb and it doesn't work as described in the chapter.
> 
> >From the book (paraphrased(?)......sort of)
> 
> ####################################################
> class Celery
> end
> 
> class IceCream
>   def IceCream.new(starting_licks)
>     Celery.new
>   end
> end
> 
> class IceCream
>   def IceCream.small
>     new(80)
>   end
> end
> 
> ....I can send messages to what
> class answers, like this:
> 
> food = IceCream.small
> more_food = food.class.small
> 
> Both food and more_food would be
> instances of Celery.
> #######################################################
> 
> I understand how food is an instance of Celery.
> But how is more_food an instance of Celery?

It isn't.  Maybe Brian meant that second line to be:

  more_food = food.class.new

but I'm not sure.


David

-- 
David A. Black
dblack@wobblini.net