From: "Bartosz Dziewoński" <matma.rex@...>
Date: 2012-09-21T16:28:01+09:00
Subject: Re: How would you allow variable from specific list of Fixnum?

I'd use ArgumentError instead of SyntaxError.

2012/9/21, 7stud -- <lists@ruby-forum.com>:
> class ModeError < Exception
> end
>
>
> class Dog
>   @modes = [1, 4, 17, 20]
>
>   def self.modes
>     @modes
>   end
>
>   def initialize(type=nil, location=nil, mode=17)
>     raise ModeError if not self.class.modes.include?(mode)
>   end
> end
>
> Dog.new('x', 'y', 21)
>
> --output:--
> 1.rb:13:in `initialize': ModeError (ModeError)
>   from 1.rb:17:in `new'
>   from 1.rb:17:in `<main>
>
> --
> Posted via http://www.ruby-forum.com/.
>
>

-- 
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-- Matma Rex