From: hemant <gethemant@...>
Date: 2010-08-13T04:15:22+09:00
Subject: Re: injecting an instance method into another class' class method

Hi,

On Thu, Aug 12, 2010 at 11:48 PM, Chuck Remes <cremes.devlist@mac.com> wrote:
>
>I'm somewhat familiar with getting the singleton class of a class using the "class << self;self;end" syntax, but I'm not sure what is >happening here:
>
> class << Foo
>  self # what is self here? Foo? Bar? instance of Bar?
> end

since classes are objects too , for "class << Foo; self; end" self is
singleton (or eigenclass) class of the class object. Typically class
methods of a class are defined in its singleton class.

http://yugui.jp/articles/846


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