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bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.e
From: |
Eli Zaretskii |
Subject: |
bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el |
Date: |
Thu, 04 Mar 2021 05:36:07 +0200 |
> Date: Wed, 03 Mar 2021 20:34:46 +0000
> From: Gregory Heytings <gregory@heytings.org>
> Cc: 46859@debbugs.gnu.org
>
> > By an option I meant a command line switch of GNU grep, not something
> > that looks like a hack.
>
> It's not a hack at all, it's a command line switch: -o. The amount of
> context, which defaults to zero, is given in the regexp instead of as an
> argument to the command line switch.
>
> This -o option has been present since GNU grep 2.5, twenty years ago.
>
> You can use it together with other options:
>
> grep -o PATTERN FILE prints the matches
> grep -no PATTERN FILE prints the matches and their line number
> grep -bo PATTERN FILE prints the matches and their offset
> grep -bo '.\{0,BEFORE\}PATTERN.\{0,AFTER\}' FILE prints the matches with a
> given BEFORE and AFTER context
>
> and so forth.
>
> And the -o option is supported by ripgrep, ag and ack, with almost the
> same syntax.
While you discuss all those possibilities, please be aware that byte
offsets have one more problem: converting them to character offsets or
columns might not be trivial, especially if the encoding of the file
is not UTF-8. (Apologies if you already discussed this.)
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, (continued)
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Dmitry Gutov, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Dmitry Gutov, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Dmitry Gutov, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Juri Linkov, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/03
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el,
Eli Zaretskii <=
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Eli Zaretskii, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Eli Zaretskii, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Eli Zaretskii, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Gregory Heytings, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Eli Zaretskii, 2021/03/04
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Dmitry Gutov, 2021/03/06
- bug#46859: 28.0.50; [PATCH]: Add option to truncate long lines in xref.el, Dmitry Gutov, 2021/03/06