From: Daniel Carrera <dcarrera@...>
Date: 2003-06-27T14:22:53+09:00
Subject: Re: method overloading?

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Well, I guess that using a case statement would help a little.

Maybe there is a really simple way of doing this and I just don't know 
it.


On Fri, Jun 27, 2003 at 02:12:47PM +0900, Donglai Gong wrote:
> Yes, this would solve the problem but it's not ideal or elegant, the 
> code is now much less obvious.
> 
> For example:
> 
> class Bank
>   def open(safe, combination)
>   ...
>   end
> 
>   def open(window)
>   ...
>   end
> end
> 
> is a lot more revealing than:
> 
> class Bank
>   def open(*args)
>     if args.length == 1
>      ...
>     elsif args.length == 2
>      ...
>     end
>   end
> end
> 
> Thanks for the help though, it just feels like overloading could be 
> done in a simpler manner.
> 
> Donglai
> 
> On Friday, Jun 27, 2003, at 00:47 US/Eastern, Daniel Carrera wrote:
> 
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> >Does this help?:
> >
> >def my_method(*args)
> >    if args.length == 2
> >	two_parameters_method(args)
> >    elsif args.length == 3
> >	three_parameters_method(args)
> >    end
> >end
> >
> >On Fri, Jun 27, 2003 at 01:43:42PM +0900, Donglai Gong 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
> >>
> >
> >- --
> >Daniel Carrera         | OpenPGP fingerprint:
> >Graduate TA, Math Dept | 6643 8C8B 3522 66CB D16C D779 2FDD 7DAC 9AF7 
> >7A88
> >UMD  (301) 405-5137    | http://www.math.umd.edu/~dcarrera/pgp.html
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- -- 
Daniel Carrera         | OpenPGP fingerprint:
Graduate TA, Math Dept | 6643 8C8B 3522 66CB D16C D779 2FDD 7DAC 9AF7 7A88
UMD  (301) 405-5137    | http://www.math.umd.edu/~dcarrera/pgp.html
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