From: Intransition <transfire@...>
Date: 2010-02-14T09:21:14+09:00
Subject: Re: Q: will this always work: rescuing with non-Exception classes



On Feb 13, 6:45 pm, Jeremy Henty <onepo...@starurchin.org> wrote:
> I wondered  whether the  clause rescue would  accept any  modules, not
> just exception classes.  Well, at least in MRI 1.8.7, it does (example
> appended).  But will this work in all Ruby implementations?
>
> Regards,
>
> Jeremy Henty
>
> Example (prints "Rescued!")
>
>     module MyModule
>     end
>
>     class MyException < StandardError
>       include MyModule
>     end
>
>     begin
>       raise MyException
>     rescue MyModule
>       puts 'Rescued!'
>     end

That's interesting. If it is using #=== to determine this then it
should.