From: Robert Dober <robert.dober@...>
Date: 2007-09-01T18:42:14+09:00
Subject: Re: python-style decorators

On 8/31/07, Trans <transfire@gmail.com> wrote:
>
>
> On Aug 31, 12:47 pm, "Robert Dober" <robert.do...@gmail.com> wrote:
>
> > Still trying to get the problem
> > I know that you know (do I?) that you can do
> > module M
> >   def foo; "foo" end
> > end
> > class X
> >    extend M
> > end
> >
> > where's the catch?
>
> When you want class-level methods that go along with your instance
> methods.
>
>   module M
>     def self.foo
>       @foo ||= {}
>     end
>     def foo
>       self.class.foo
>     end
>   end
>
>   Class X
>     include M
>   end
>
>   X.new.foo  #=> ERROR
>
> If one could include singletons, the solution would be as simple as:
>
>   class X
>     extend(class << Foo; self; end)
>   end
>
> But as things are you need some sort of "trick".
Ok I think I got it, thx, I was indeed trying to make Keith's
  def self.fooized
  def fooized.try
code work but did not see how this was related to the general problem
of yours. That is because I got confused what is defined where, well
this really is sometimes quite embarrassing, I was sure to get it
done, but no such luck .... :(
Thx
Robert

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