From: itsme213 <itsme213@...>
Date: 2005-01-06T13:56:30+09:00
Subject: Re: Seeking info on keyword parameters


"Michael Neumann" <mneumann@ntecs.de> wrote in message
news:41DCA867.9040808@ntecs.de...
> itsme213 wrote:
> > We need a better syntax to indicate which namespace. Something like:
> >     x.send myns::move other_args  # :: resolves to a SelectorSymbol
> > or
> >     x.send myns:.move other_args  # :. resolves to a SelectorSymbol
>
> Why not use blocks that change what the current namespace is?
>
>    namespace(:myns) {
>      x.send :move otherargs
>      ...
>    }
>
> That should be thread-local of course. Everything inside the block is
> executed in the :myns namespace.

This looks nice, but how would #send determine the current namespace? Would
it need some form of dynamic binding of a thread-local variable
current_namespace done in #namespace and corresponding dynamic lookup in
#send? And what about x.move?