From: Bertram Scharpf <lists@...>
Date: 2007-04-03T07:21:24+09:00
Subject: Re: Newbie problem: ArgumentError when creating subclass

Hi,

Am Dienstag, 03. Apr 2007, 05:59:31 +0900 schrieb Ryan Leavengood:
> On 4/2/07, Dan Stevens (IAmAI) <dan.stevens.iamai@gmail.com> wrote:
> >Could someone explain why the following code raises ArgumentError. Thanks.
> >
> >class SuperClass
> >
> >        def initialize #Make sure you spell 'initialize' correctly!
> >...
> >
> >class SubClass < SuperClass
> >
> >        def initialize(data1, data2)
> >                super
> 
> This should be super(). Without the parenthesis it defaults to passing
> the arguments given to the current method to the super class's
> implementation.

Ah, parentheses do the trick. I always helped me calling

    super *[]

what is not actually readable or beautiful.

Bertram


-- 
Bertram Scharpf
Stuttgart, Deutschland/Germany
http://www.bertram-scharpf.de