From: Dave Thomas <dave@...>
Date: 2003-03-25T00:28:36+09:00
Subject: Re: Types (was Re: Ruby lecture slides (was Strong advantages over Python))


On Monday, Mar 24, 2003, at 07:21 US/Central, Jim Freeze wrote:

>>    class Fred
>>      def shout
>>        puts "wilma"
>>      end
>>    end
>>
>>    f = Fred.new
>>
>>    o = Object.new
>>    def o.shout
>>      puts "wilma"
>>    end
>
> Thanks for the fine example, but for those of us who are a little slow,
> what exactly are the types of 'f' and 'o'?
>

Jim:

I'm not sure their types have a name. In this particular concept, 
perhaps "objects_that_respond_to_#shout_by_printing_something"? I think 
this is like the old joke "Q: What's you dog's name? A: I don't know, 
but we call him Spot." It's the same with types in Ruby.

Cheers


Dave