From: pongba <pongba@...>
Date: 2007-09-03T10:35:13+09:00
Subject: Re: How does ruby handle overloading?

On Sep 2, 9:25 pm, Sebastian Hungerecker <sep...@googlemail.com>
wrote:
> pongba wrote:
> > what concerns me is that if, for
> > instance, we have Matrix and Graph, and we'd like to be able to draw
> > both of them (the two 'draw's would have the same semantic but
> > different implementation logic), how 're we going to be able to
> > overload draw on Matrix and Graph like what we do in C++ or Java:
>
> > void draw(Matrix);
> > void draw(Graph);
>
> def draw(arg)
>   if arg.is_a? Matrix
>     do_stuff
>   elsif arg.is_a? Graph
>     do_other_stuff
>   end
> end
>
> HTH,
> Sebastian
> --
> NP: Dream Theater - Honor Thy Father
> Jabber: sep...@jabber.org
> ICQ: 205544826

But isn't type-switch generally believed to be a bad thing?