From: jvivenot <jvivenot@...>
Date: 2006-08-21T07:25:11+09:00
Subject: Re: Initialize and superclass

Actually, it seems that I if I write only super because the super
initialize needs no argument, the super method gives every arguments of
the B class to the A initialize, and thus I encounter a ArgumentError.
That's OK
Thanks

Julien Vivenot

jvivenot wrote:
> Wonderful !
> Thanks.
>
> I think there will be many days during which I'll stay a Ruby-Nuby....
>
> Bye, and thanks everyone
>
> Julien Vivenot
>
> Eero Saynatkari wrote:
> > Tilman Sauerbeck wrote:
> > > jvivenot [2006-08-21 01:35]:
> > >> Lets say I have two classes A and B, where A is B's superclass. B's
> > >> initialize method initialize her own variables, but how could I do in
> > >> order to run A.initialize before B.initialize when I write B.new ?
> > >
> > > If I understood your problem correctly, you're after the "super" method.
> > > Try the following code:
> > >
> > > <snip />
> >
> > And in the event that you some arguments to B that
> > A does not know how to handle, use the second form:
> >
> >  class A
> >    def initialize(foo)
> >      puts "initializing instance of A with #{foo}"
> >    end
> >  end
> >
> >  class B
> >    def initialize(foo, bar)
> >      super(foo)
> >      puts "initializing instance of B with #{foo} and #{bar}"
> >    end
> >  end
> >
> > > Regards,
> > > Tilman
> > 
> > -- 
> > Posted via http://www.ruby-forum.com/.