From: Robert Klemme <bob.news@...>
Date: 2004-01-13T21:36:37+09:00
Subject: Re: [HELP] : how can I write a goto in ruby


"smayemba" <aidez.moi@free.fr> schrieb im Newsbeitrag
news:4003e1cb$0$17143$626a54ce@news.free.fr...
> I am working in an university project. I have to translate an embedded
lisp
> interpretor wrote in Java in another language. I chose Ruby. In the java
> code,
> i don't success to translate that kind of code in Ruby :
>
> public static void eval()
> {
>     begin_eval:    //label (1)
>         while( 1 )
>         {
>             //some code come here
>
>             evalcar:    //label (2)
>                 while( 1 )
>                 {
>                     switch( x )
>                     {
>                         case
>                             ...
>                         default :
>                             if foo
>                                 break begin_eval //goto (1)
>                             continue evalcar //goto (2)
>                     }
>                 }
>         }
> }
>
> In ruby i don't know how to translate a <<break label>> and <<continue
> label>>. It's like some goto ??

You can use "next" and "break":

def eval_lisp
  loop do

    # some code come here

    loop do
      case
      # ...
      else
        break if foo
        next
      end
    end
  end
end

Regards

    robert