From: "Joe Wölfel" <joe@...>
Date: 2008-11-18T04:22:02+09:00
Subject: Re: How can I overload a method in Ruby

It's interesting that without the feature of overloading the code is  
both shorter and more readable.


On 17 nov. 08, at 03:05, Peña, Botp wrote:

> From: Zhao Yi [mailto:youhaodeyi@gmail.com]
> # def build()
> #     make
> # end
> #
> # def build(directory)
> #     cd directory
> #     make
> # end
> #
> # but without overloading, I have to do this:
> # def build(directory)
> #     if(directory == nil)
> #       make
> #     else
> #       cd directory
> #       make
> #     endif
> # end
>
> try it like,
>
> def build directory=nil
>   cd directory unless directory.nil?
>   make
> end