From: Austin Ziegler <halostatue@...>
Date: 2005-10-14T03:38:10+09:00
Subject: Re: Default argument values for blocks

On 10/13/05, Phil  Tomson <philtomson@gmail.com> wrote:
> While I tend to agree that there are probably much better parser
> generators available now like ANTLR or even using a Ruby-based one like
> Rockit, I can understand the hesitation to change from yacc.  It's a
> huge amount of work for one, and there would need to be a lot of
> testing to ensure that nothing has broke.  I suspect that a change from
> yacc to another parser generator would delay Ruby2.0 by at least
> several months.  Maybe that would be OK.  Perhaps there would be other
> advantages gained by moving away from yacc that would help justify
> doing so?
>
> I'm still in the "It might be a nice feature to have, but it's not
> really needed enough to justify the kinds of changes being suggested"
> category.

I'm suggesting that it may be time for a parser change because the
proposed language changes IMO are really really really ugly -- and I'd
rather see:

  foo = lambda { |foo = 1 | 2| puts foo }

work than not.

-austin
--
Austin Ziegler * halostatue@gmail.com
               * Alternate: austin@halostatue.ca