From: Michael Heerdegen <michael_heerdegen@web.de>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: emacs-devel@gnu.org
Subject: Re: Saving match data
Date: Wed, 28 Sep 2016 20:37:22 +0200 [thread overview]
Message-ID: <877f9v50rh.fsf@web.de> (raw)
In-Reply-To: <jwv37kj99ct.fsf-monnier+gmane.emacs.devel@gnu.org> (Stefan Monnier's message of "Wed, 28 Sep 2016 14:25:12 -0400")
Stefan Monnier <monnier@iro.umontreal.ca> writes:
> > This sounds crazy. Sorry about this ignorant question: Why do we
> > use this model of match data: a global state that is changed as a
> > side effect in thousands of circumstances.
>
> That's a design choice with which we've lived for ever.
It's still not too late to build something better on top of it.
> I sometimes dream about extending pcase to support something like
>
> (pcase <e>
> ((re "^\\(?header:[^:]*\\):\\(?value:.*\\)") (cons header value))
> ...)
>
> of course, it would also take multiple branches and merge them into
> a single DFA, and in some versions it even brings world peace,
Ambitious!
Michael.
next prev parent reply other threads:[~2016-09-28 18:37 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-28 14:01 Saving match data Philipp Stephani
2016-09-28 15:03 ` Eli Zaretskii
2016-09-28 16:11 ` Stefan Monnier
2016-09-28 16:49 ` Michael Heerdegen
2016-09-28 18:25 ` Stefan Monnier
2016-09-28 18:37 ` Michael Heerdegen [this message]
2016-09-28 20:00 ` Eli Zaretskii
2016-09-28 20:15 ` Michael Heerdegen
2016-09-28 20:22 ` Eli Zaretskii
2016-09-28 20:42 ` Michael Heerdegen
2016-09-28 20:58 ` Lars Ingebrigtsen
2016-09-29 2:36 ` Eli Zaretskii
2016-10-08 4:02 ` Michael Heerdegen
2016-10-08 6:25 ` Eli Zaretskii
2016-10-08 15:06 ` Stefan Monnier
2017-06-16 19:24 ` Philipp Stephani
2017-06-16 19:53 ` Stefan Monnier
2017-06-16 22:16 ` Philipp Stephani
2017-06-17 13:53 ` Stefan Monnier
2017-06-17 14:02 ` Philipp Stephani
2017-10-08 15:56 ` Philipp Stephani
2017-10-08 16:01 ` Philipp Stephani
2016-09-28 17:00 ` Marcin Borkowski
2016-09-29 9:29 ` Uwe Brauer
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