From: Trans <transfire@...>
Date: 2005-04-16T22:04:34+09:00
Subject: Re: self


Robert Klemme wrote:
> "Trans" <transfire@gmail.com> schrieb im Newsbeitrag
> news:1113449849.596475.60490@z14g2000cwz.googlegroups.com...
> > 1) use a superclass rather than a module:
> >
> >  class MySuperClass
> >    def self.do_something
> >      puts "success"
> >    end
> >  end
> >
> >  class MyClass < MySuperClass
> >    do_something
> >  end
>
> Did you verify that this works?  :-)

Of course not! :-) But if that doesn't work then I need go back to
training wheels!!! Did you verify that is doesn't? if so then then
again! ;o)

> Here's what I do if I want to have a set of singleton methods
available for
> all classes in a class hierarchy:
>
> class Base
>   module MySpecialClassMethods
>     # make inheritance work:
>     def inherited(cl) cl.extend MySpecialClassMethods end
>
>     attr_accessor :bar
>     def foo() "foo" end
>     # other methods...
>   end
>
>   extend MySpecialClassMethods
> end

You're right, this is a great approach.

T.