From: Mike Cargal <mike@...>
Date: 2008-12-15T05:14:37+09:00
Subject: Re: Newbie - error while trying subclass

Try capitalizing karaokeSong

the first error is complaining about the class name not being CONSTANT.
On Dec 14, 2008, at 2:17 PM, Rubystudent wrote:

> I am trying to subclass in my code (see below). But I am getting the
> following error while running the code.
>
> song.rb:12: class/module name must be CONSTANT
> class karaokeSong < Song
>                   ^
> song.rb:23: warning: don't put space before argument parentheses
>
> Not able to figure why "<" is not being accepted for subclassing. I am
> using 1.8.6 version on windows. Pls. help
>
> -----------------------------------------------------------------------------------------
> class Song
>  def initialize (name, artist, duration)
>    @name = name
>    @artist = artist
>    @duration = duration
>   end
>   def to_s
>    "Song: #{@name}--#{@artist} #{@duration}"
>    end
> end
>
> class karaokeSong < Song
>  def initialize (name, artist, duration, lyrics)
>    super(name, artist, duration)
>    @lyrics = lyrics
>  end
> end
>
> aSong = karaokeSong.new ("Bicyclops", "Fleck", 260, "And, now the")
> puts aSong.inspect
> puts aSong.to_s
>