From: "T. Onoma" <transami@...>
Date: 2003-11-20T12:52:33+09:00
Subject: Re: "stereotyping" (was: Re: Strong Typing (Re: Managing metadata    about attribute types)

Simon:

> class Duck promises IBird
>  ...
> end
> 
> if someobj.has_promised(IBird)
>    ..
> end

promises are made to be broken

Best Regards,
t0