From: Trans <transfire@...>
Date: 2005-07-29T07:01:02+09:00
Subject: Re: Method Scope (again b/c google groups lost it)


Ara.T.Howard wrote:
>    harp:~ > cat a.rb
>    class Dispatch < Hash
>      def method_missing(m, *a, &b); self[m].call(*a, &b); end
>    end
>    class String
>      def format(*a, &b)
>        Dispatch[
>          :jumble => lambda{ 'jumble' },
>          :bumble => lambda{ 'bumble' },
>        ]
>      end
>    end
>
>    p "Wizard".format.jumble
>    p "Wizard".format.bumble
>
>
>    harp:~ > ruby a.rb
>    "jumble"
>    "bumble"
>
> easy cheasy.  ;-)

Cleverly done. Certainly reduces the overhaed to an acceptable level.
Too bad it looses all the goodness of OOP inheritence though.

Thanks,
T.