From: Daniel Carrera <dcarrera@...>
Date: 2003-06-27T14:34:26+09:00
Subject: Re: method overloading?

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Ruby Application Archive.

http://raa.ruby-lang.org

It's analogous to CPAN, CTAN and the Vaults.


On Fri, Jun 27, 2003 at 02:31:09PM +0900, Donglai Gong wrote:
> What is RAA?  Is there any documentation for it?  Thanks.
> 
> Donglai
> 
> On Friday, Jun 27, 2003, at 01:21 US/Eastern, Ryan Pavlik wrote:
> 
> >On Fri, 27 Jun 2003 13:43:42 +0900
> >Donglai Gong <donglai@MIT.EDU> wrote:
> >
> >>Is there a way to implement method overloading in ruby?  Naively I 
> >>just
> >>defined two methods with the same name with different number of
> >>parameters...Ruby didn't like that.
> >>
> >>Donglai
> >
> ><shameless plug>
> >
> >The StrongTyping module on RAA lets you do this:
> >
> >    def foo(*args)
> >        overload(args, String) {
> >            ...
> >            return ...
> >        }
> >
> >        overload(args, String, String) {
> >            ...
> >            return ...
> >        }
> >
> >        ...
> >
> >        overload_default args
> >    end
> >
> >Of course, if you don't care what type of object you want
> >specifically, you can just say "Object", and you can specify multiple
> >types like [String, NilClass].
> >
> ></shameless plug>
> >
> >
> >-- 
> >Ryan Pavlik <rpav@users.sf.net>
> >
> >"Ye don't like me? But we don't even know each other. I
> > bets we have a lot in common. Treachery and such. Yar." - 8BT
> >
> 

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Daniel Carrera         | OpenPGP fingerprint:
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