From: Richard Stallman <rms@gnu.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: emacs-devel@gnu.org
Subject: Re: Scan of regexps in Emacs (March 17)
Date: Wed, 20 Mar 2019 22:07:01 -0400 [thread overview]
Message-ID: <E1h6n6j-00050q-U3@fencepost.gnu.org> (raw)
In-Reply-To: <jwvbm26s39r.fsf-monnier+emacs@gnu.org> (message from Stefan Monnier on Tue, 19 Mar 2019 22:20:53 -0400)
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> [ I wish Elisp regexps just used \ as an escape char in ranges instead
> of relying on those special convention of where `-` and `]` can appear
> in order to count as themselves. ]
It might have been better, but we can't change it. Even when first
implementing this in Emacs, I was following historical practice which
was later codified into standards.
> I wonder why the doc doesn't just say that `-` should be the last
> character and not mention the other possibilities which just make the
> rule unnecessarily complex.
It could be reasonable to document that putting it at the beginning or
the end is the right way.
--
Dr Richard Stallman
President, Free Software Foundation (https://gnu.org, https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)
next prev parent reply other threads:[~2019-03-21 2:07 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-17 13:50 Scan of regexps in Emacs (March 17) Mattias Engdegård
2019-03-19 1:21 ` Paul Eggert
2019-03-19 10:34 ` Mattias Engdegård
2019-03-20 1:53 ` Paul Eggert
2019-03-20 2:20 ` Stefan Monnier
2019-03-20 22:01 ` Paul Eggert
2019-03-20 22:59 ` Drew Adams
2019-03-20 23:10 ` Paul Eggert
2019-03-21 3:38 ` Eli Zaretskii
[not found] ` <<deeccd91-0f43-c329-6087-17435550b328@cs.ucla.edu>
[not found] ` <<83d0mk6go5.fsf@gnu.org>
2019-03-21 4:21 ` Drew Adams
2019-03-21 14:17 ` Eli Zaretskii
2019-03-21 0:57 ` Stefan Monnier
2019-03-21 11:15 ` Mattias Engdegård
2019-04-02 7:33 ` Paul Eggert
2019-04-02 14:15 ` Mattias Engdegård
2019-04-02 14:26 ` Noam Postavsky
2019-04-02 19:13 ` Mattias Engdegård
2019-04-02 16:58 ` Stefan Monnier
2019-04-02 22:08 ` Paul Eggert
2019-04-03 4:52 ` Eli Zaretskii
2019-04-03 17:02 ` Paul Eggert
2019-04-06 9:43 ` Mattias Engdegård
2019-04-07 8:15 ` Michael Albinus
2019-04-07 9:47 ` Paul Eggert
2019-04-07 10:06 ` Mattias Engdegård
2019-04-07 18:45 ` Paul Eggert
2019-03-21 2:07 ` Richard Stallman [this message]
2019-03-22 13:26 ` Stephen Leake
2019-03-22 14:03 ` Stefan Monnier
2019-03-22 14:12 ` Mattias Engdegård
2019-03-20 10:04 ` Mattias Engdegård
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