develooper Front page | perl.perl5.porters | Postings from May 2011

Re: Unicode regex negated case-insensitivity in 5.14.0-RC1

Thread Previous | Thread Next
From:
Abigail
Date:
May 2, 2011 06:23
Subject:
Re: Unicode regex negated case-insensitivity in 5.14.0-RC1
Message ID:
20110502132312.GE362@almanda
On Mon, May 02, 2011 at 02:48:33PM +0200, Aristotle Pagaltzis wrote:
> * Tom Christiansen <tchrist@perl.com> [2011-05-02 13:40]:
> > The whole idea of a grapheme mode leaves a lot of unanswered
> > questions.
> 
> It does, doesn’t it.
> 
> > I begin to think that perhaps we should delay multichar folds
> > until such time as we have a better understanding of what
> > grapheme mode should really mean. I am increasingly less
> > certain that this is a functionality in actual active use.
> > I just hate to undo something we've been doing, bugs and all,
> > for many years.
> 
> Maybe it’d be another option to do multi-char folding only for
> ligatures? The expectations are fairly straightforward for those,
> whereas they are unclear for all else, and the current behaviour
> surprising. Perl could continue to support what has worked and
> was unproblematic in that way.


Actually, I find all multi-char folding surprising. The fact that
/ff/i can match, where /f+/i or /(f)(f)/i doesn't is something I
find very hard to accept.


Abigail

Thread Previous | Thread Next


nntp.perl.org: Perl Programming lists via nntp and http.
Comments to Ask Bjørn Hansen at ask@perl.org | Group listing | About