From: Martin DeMello <martindemello@...>
Date: 2004-01-17T19:05:03+09:00
Subject: Re: Hashes and keyword arguments

Yukihiro Matsumoto <matz@ruby-lang.org> wrote:
> Hi,
> 
> In message "Hashes and keyword arguments"
>     on 04/01/16, Martin DeMello <martindemello@yahoo.com> writes:
> 
> |Will Ruby's keyword arguments still be implemented by passing in a
> |hash internally? A problem just occurred to me - a duplicate key in a
> |hash simply overwrites the previous value; however, in an argument ilst
> |I'd want to flag it as an error. Is that possible?
> 
> It will be implemented using Hash.  But duplicate key in a calling
> argument list will be warned (or raise exception).

Thanks - that's reassuring. How does it work? Will the same exception be
available as an option for normal Hashes?

martin