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bug#58992: 28.2; "lax space matching" no longer works
From: |
Eli Zaretskii |
Subject: |
bug#58992: 28.2; "lax space matching" no longer works |
Date: |
Fri, 04 Nov 2022 13:45:35 +0200 |
> Date: Fri, 4 Nov 2022 11:15:13 +0100
> From: Vincent Lefevre <vincent@vinc17.net>
> Cc: 58992@debbugs.gnu.org
>
> > > The [[:space:]\n]+ in the doc is misleading. Since a newline character
> > > is a whitespace, [[:space:]]+ is sufficient.
> >
> > That is only true in major modes where the newline has the
> > "whitespace" syntax, see the description of [:space:] in the ELisp
> > manual. I guess you tried this in Fundamental mode or somesuch?
>
> Wow! This is really confusing! [:space:] is defined by POSIX, and the
> manual even refers to it:
>
> A character alternative can also specify named character classes
> (*note Char Classes::). This is a POSIX feature. [...]
>
> You must not change its behavior! Making it depend on the major mode
> is even worse.
Too late for such changes, sorry. Emacs interprets [:space:] like
that since at least Emacs 22, if not before.
- bug#58992: 28.2; "lax space matching" no longer works, (continued)
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/03
- bug#58992: 28.2; "lax space matching" no longer works, Eli Zaretskii, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Andreas Schwab, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Andreas Schwab, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Andreas Schwab, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Andreas Schwab, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works,
Eli Zaretskii <=
- bug#58992: 28.2; "lax space matching" no longer works, Robert Pluim, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Eli Zaretskii, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Eli Zaretskii, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/04
- bug#58992: 28.2; "lax space matching" no longer works, Eli Zaretskii, 2022/11/05
- bug#58992: 28.2; "lax space matching" no longer works, Vincent Lefevre, 2022/11/05