From: Yuan Fu <casouri@gmail.com>
To: jostein@kjonigsen.net
Cc: "Ergus via Emacs development discussions." <emacs-devel@gnu.org>,
"Tuấn-Anh Nguyễn" <ubolonton@gmail.com>,
"Markus Triska" <markus.triska@gmx.at>,
"Theodor Thornhill" <theo@thornhill.no>,
dgutov@yandex.ru
Subject: Re: Tree-sitter integration on feature/tree-sitter (severe performance issues together with linum-mode)
Date: Fri, 19 Aug 2022 14:58:49 -0700 [thread overview]
Message-ID: <DE174DEB-A63C-4096-8605-B5958ACF6960@gmail.com> (raw)
In-Reply-To: <a63220ef-dbb6-ff80-64fa-c708c724e336@secure.kjonigsen.net>
> On Aug 18, 2022, at 11:01 PM, Jostein Kjønigsen <jostein@secure.kjonigsen.net> wrote:
>
> On 18.08.2022 11:44, Yuan Fu wrote:
>>
>> Good news, the slowness can be easily resolved by compiling the query pattern in csharp-mode-font-lock-settings-1 (this is a recent addition to treesit).
>>
>> Yuan
>>
> Thanks for the reply and thanks for looking into this.
>
> I can confirm that by compiling the query like you suggested, and replacing linum-mode with nlinum-mode, I'm not experiencing any performance issues any more!
>
> To avoid issues like this... Should perhaps the function treesit-query-capture (in treesit.c) emit a warning/message when encountering non-compiled queries?
>
> That way writing more performant major-modes would be more self-explanatory, resulting in a better, faster Emacs for everyone.
Warning/message seems a bit drastic. There are valid use-cases where one want to use an uncompiled query. For now I have words in the docstring that advices using compiled queries (albeit not in all caps :-)
Yuan
next prev parent reply other threads:[~2022-08-19 21:58 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-15 12:32 Tree-sitter integration on feature/tree-sitter (severe performance issues together with linum-mode) Jostein Kjønigsen
2022-08-15 12:50 ` Dmitry Gutov
2022-08-15 13:53 ` Stefan Monnier
2022-08-18 7:50 ` Yuan Fu
2022-08-18 9:44 ` Yuan Fu
2022-08-19 6:01 ` Jostein Kjønigsen
2022-08-19 21:58 ` Yuan Fu [this message]
2022-08-20 14:14 ` Stefan Monnier
2022-08-23 1:53 ` Fu Yuan
2022-08-23 14:30 ` Stefan Monnier
2022-08-24 1:18 ` John Yates
2022-09-06 2:53 ` Clément Pit-Claudel
2022-09-06 4:44 ` Macros considered harmful (was: Tree-sitter integration on feature/tree-sitter (severe performance issues together with linum-mode)) Stefan Monnier
2022-09-06 15:33 ` Macros considered harmful Basil L. Contovounesios
2022-09-06 16:01 ` Stefan Monnier
2022-11-03 18:27 ` Basil L. Contovounesios
2022-09-06 16:13 ` Philip Kaludercic
2022-09-06 16:54 ` T.V Raman
2022-09-07 0:41 ` Tree-sitter integration on feature/tree-sitter (severe performance issues together with linum-mode) Yuan Fu
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