From: James Coglan <jcoglan@...>
Date: 2008-11-18T02:56:15+09:00
Subject: Re: How can I overload a method in Ruby

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2008/11/17 Brian Adkins <lojicdotcom@gmail.com>

> pjb@informatimago.com (Pascal J. Bourguignon) writes:
>
> > Zhao Yi <youhaodeyi@gmail.com> writes:
> >> I want to write a build method which will build source code in a
> >> directory. I assume there are two build methods, one doesn't have
> >> parameter while the other have one parameter. The method without
> >> parameter will build the source code in default directory, the method
> >> with one parameter will build the source code in the directory which is
> >> specified by this parameter. With method overloading, I can write them
> >> as below:
> >>
> >> def build()
> >>     make
> >> end
> >>
> >> def build(directory)
> >>     cd directory
> >>     make
> >> end
> >
> > Call it: buildWithDirectory(directory)
>
> build_with_directory would probably be a more conventional Ruby function
> name.


In this case, this would be more Ruby-idiomatic:

def build(directory = nil)
  cd directory if directory
  make
end

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