From: gga <GGarramuno@...>
Date: 2007-02-24T03:20:09+09:00
Subject: Re: Ruby's "case" doesn't behave like a normal switch

On 22 Feb., 22:54, Guillaume Nargeot
<guillaume.nargeotDONOTFUCKINGS...@fusionsystems.co.jp> wrote:
> The problem with ruby is that you can't use a switch as it behaves with many
> other languages like C, php, etc.
>
> For example, you want to convert the following peace of code to ruby:
>
> switch (x) {
>   case 1:
>   case 2:
>     # do something
>     break;
>   case 3:
>     # do some other thing
>     break;
>   default:
>
> }

For completeness sake, you can also emulate C's lack of a break;
statement in ruby by doing redo/retry, like:


a = 1

catch(:redo) do
  case a
  when 1
    print '1'
    a = 2
    redo
  when 2
    puts 'and 2'
  end
end


This makes ruby's case statement probably the best of any language.