From: Yuan Fu <casouri@gmail.com>
To: Eli Zaretskii <eliz@gnu.org>
Cc: monnier@iro.umontreal.ca, emacs-devel@gnu.org
Subject: Re: How to add pseudo vector types
Date: Thu, 15 Jul 2021 12:19:31 -0400 [thread overview]
Message-ID: <00DD5BFE-D14E-449A-9319-E7B725DEBFB3@gmail.com> (raw)
In-Reply-To: <83v95b60fn.fsf@gnu.org>
> On Jul 15, 2021, at 11:50 AM, Eli Zaretskii <eliz@gnu.org> wrote:
>
>> From: Yuan Fu <casouri@gmail.com>
>> Date: Thu, 15 Jul 2021 11:17:02 -0400
>> Cc: Stefan Monnier <monnier@iro.umontreal.ca>,
>> emacs-devel@gnu.org
>>
>>> Great, then please try also to liberate the implementation from using
>>> JSON, it's a major slowdown factor.
>>
>> JSON? I didn’t write anything involving JSON.
>
> Then what is json-module.zip about?
That’s a language definition for tree-sitter, so it tells tree-sitter how to parse a JSON file. There are definitions for Python, Ruby, C, etc. I just used JSON for an example. It’s named json-module because it is a dynamic module.
>
>> While you are looking at the patch, here are some questions for integrating tree-sitter with out buffer implementation. What I envisioned is for each buffer to have a `parser-list’, and on buffer change, we update each parser’s tree. I think modifying signal_after_change is enough to cover al the cases?
>
> Why do you need to do this when a buffer is updated? why not use
> display as the trigger? Large portions of a buffer will never be
> displayed, and some buffers will not be displayed at all. Why waste
> cycles on them? Redisplay is perfectly equipped to tell you when some
> chunk of buffer text is going to be redrawn, and it already knows to
> do nothing if the buffer haven't changed.
Tree-sitter expects you to tell it every single change to the parsed text. Say you have a buffer with some content and scrolled through it, so tree-sitter has parsed the whole buffer. Then some elisp edited some text outside the visible portion. Redisplay doesn’t happen, we don’t tell this edit to tree-sitter. Then I scroll to the place that has been edited. What now? I’ve lost the change information, and tree-sitter’s tree is out-dated.
We can fontify on-demand, but we can’t parse on-demand. What we can do is to only parse the portion from BOB to the visible portion. So we won’t parse the whole buffer unless you scroll to the bottom.
>
>> And, for tree-sitter to take the buffer’s content directly, we need to tell it to skip the gap.
>
> AFAIR, tree-sitter allows the calling package to provide a function to
> access the text, isn't that so? If so, you could write a function
> that accesses buffer text via BYTE_POS_ADDR etc., and that knows how
> to skip the gap already.
Yes, that function returns a char*. But what if the gap is in the middle of the portion that tree-sitter wants to read? Alternatively, we can copy the text out and pass it to tree-sitter, but you don’t like that, IIRC.
>
>> I only need to modify gap_left, gap_right, make_gap_smaller and make_gap_larger, right?
>
> Why would you need to _modify_ any of these?
Because I want to let tree-sitter to know where is the gap so it can avoid it when reading text.
Yuan
next prev parent reply other threads:[~2021-07-15 16:19 UTC|newest]
Thread overview: 370+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-14 17:37 How to add pseudo vector types Yuan Fu
2021-07-14 17:44 ` Eli Zaretskii
2021-07-14 17:47 ` Stefan Monnier
2021-07-14 23:48 ` Yuan Fu
2021-07-15 0:26 ` Yuan Fu
2021-07-15 2:48 ` Yuan Fu
2021-07-15 6:39 ` Eli Zaretskii
2021-07-15 13:37 ` Fu Yuan
2021-07-15 14:18 ` Eli Zaretskii
2021-07-15 15:17 ` Yuan Fu
2021-07-15 15:50 ` Eli Zaretskii
2021-07-15 16:19 ` Yuan Fu [this message]
2021-07-15 16:26 ` Yuan Fu
2021-07-15 16:50 ` Eli Zaretskii
2021-07-15 16:48 ` Eli Zaretskii
2021-07-15 18:23 ` Yuan Fu
2021-07-16 7:30 ` Eli Zaretskii
2021-07-16 14:27 ` Yuan Fu
2021-07-16 14:33 ` Stefan Monnier
2021-07-16 14:53 ` Yuan Fu
2021-07-16 15:27 ` Eli Zaretskii
2021-07-16 15:51 ` Yuan Fu
2021-07-17 2:05 ` Yuan Fu
2021-07-17 2:23 ` Clément Pit-Claudel
2021-07-17 3:12 ` Yuan Fu
2021-07-17 7:18 ` Eli Zaretskii
2021-07-17 7:16 ` Eli Zaretskii
2021-07-20 20:36 ` Clément Pit-Claudel
2021-07-21 11:26 ` Eli Zaretskii
2021-07-21 13:38 ` Clément Pit-Claudel
2021-07-21 13:51 ` Eli Zaretskii
2021-07-22 4:59 ` Clément Pit-Claudel
2021-07-22 6:38 ` Eli Zaretskii
2021-07-21 16:29 ` Stephen Leake
2021-07-21 16:54 ` Clément Pit-Claudel
2021-07-21 19:43 ` Eli Zaretskii
2021-07-24 2:57 ` Stephen Leake
2021-07-24 3:39 ` Óscar Fuentes
2021-07-24 7:34 ` Eli Zaretskii
2021-07-25 16:49 ` Stephen Leake
2021-07-24 7:06 ` Eli Zaretskii
2021-07-25 17:48 ` Stephen Leake
2021-07-24 3:55 ` Clément Pit-Claudel
2021-07-21 21:54 ` Stephen Leake
2021-07-22 4:40 ` Clément Pit-Claudel
2021-07-17 17:30 ` Stefan Monnier
2021-07-17 17:54 ` Eli Zaretskii
2021-07-24 14:08 ` Stefan Monnier
2021-07-24 14:32 ` Eli Zaretskii
2021-07-24 15:10 ` Stefan Monnier
2021-07-24 15:51 ` Eli Zaretskii
2021-07-19 15:16 ` Yuan Fu
2021-07-22 3:10 ` Yuan Fu
2021-07-22 8:23 ` Eli Zaretskii
2021-07-22 13:47 ` Yuan Fu
2021-07-22 14:11 ` Óscar Fuentes
2021-07-22 17:09 ` Eli Zaretskii
2021-07-22 19:29 ` Óscar Fuentes
2021-07-23 5:21 ` Eli Zaretskii
2021-07-24 9:38 ` Stephen Leake
2021-07-22 17:00 ` Eli Zaretskii
2021-07-22 17:47 ` Yuan Fu
2021-07-22 19:05 ` Eli Zaretskii
2021-07-23 13:25 ` Yuan Fu
2021-07-23 19:10 ` Eli Zaretskii
2021-07-23 20:01 ` Perry E. Metzger
2021-07-24 5:52 ` Eli Zaretskii
2021-07-23 20:22 ` Yuan Fu
2021-07-24 6:00 ` Eli Zaretskii
2021-07-25 18:01 ` Stephen Leake
2021-07-25 19:09 ` Eli Zaretskii
2021-07-26 5:10 ` Stephen Leake
2021-07-26 12:56 ` Eli Zaretskii
2021-07-24 15:04 ` Yuan Fu
2021-07-24 15:48 ` Eli Zaretskii
2021-07-24 17:14 ` Yuan Fu
2021-07-24 17:20 ` Eli Zaretskii
2021-07-24 17:40 ` Yuan Fu
2021-07-24 17:46 ` Eli Zaretskii
2021-07-24 18:06 ` Yuan Fu
2021-07-24 18:21 ` Eli Zaretskii
2021-07-24 18:55 ` Stefan Monnier
2021-07-25 18:44 ` Stephen Leake
2021-07-26 14:38 ` Perry E. Metzger
2021-07-24 16:14 ` Eli Zaretskii
2021-07-24 17:32 ` Yuan Fu
2021-07-24 17:42 ` Eli Zaretskii
2021-07-23 14:07 ` Stefan Monnier
2021-07-23 14:45 ` Yuan Fu
2021-07-23 19:13 ` Eli Zaretskii
2021-07-23 20:28 ` Stefan Monnier
2021-07-24 6:02 ` Eli Zaretskii
2021-07-24 14:19 ` Stefan Monnier
2021-07-24 9:42 ` Stephen Leake
2021-07-24 11:22 ` Eli Zaretskii
2021-07-25 18:21 ` Stephen Leake
2021-07-25 19:03 ` Eli Zaretskii
2021-07-26 16:40 ` Yuan Fu
2021-07-26 16:49 ` Eli Zaretskii
2021-07-26 17:09 ` Yuan Fu
2021-07-26 18:55 ` Eli Zaretskii
2021-07-26 19:06 ` Yuan Fu
2021-07-26 19:19 ` Perry E. Metzger
2021-07-26 19:31 ` Eli Zaretskii
2021-07-26 19:20 ` Eli Zaretskii
2021-07-26 19:45 ` Yuan Fu
2021-07-26 19:57 ` Dmitry Gutov
2021-07-27 6:13 ` Stephen Leake
2021-07-27 14:56 ` Yuan Fu
2021-07-28 3:40 ` Stephen Leake
2021-07-28 16:36 ` Yuan Fu
2021-07-28 16:41 ` Eli Zaretskii
2021-07-29 22:58 ` Stephen Leake
2021-07-30 6:00 ` Eli Zaretskii
2021-07-28 16:43 ` Eli Zaretskii
2021-07-28 17:47 ` Yuan Fu
2021-07-28 17:54 ` Eli Zaretskii
2021-07-28 18:46 ` Yuan Fu
2021-07-28 19:00 ` Eli Zaretskii
2021-07-29 14:35 ` Yuan Fu
2021-07-29 15:28 ` Eli Zaretskii
2021-07-29 15:57 ` Yuan Fu
2021-07-29 16:21 ` Eli Zaretskii
2021-07-29 16:59 ` Yuan Fu
2021-07-29 17:38 ` Eli Zaretskii
2021-07-29 17:55 ` Yuan Fu
2021-07-29 18:37 ` Eli Zaretskii
2021-07-29 18:57 ` Yuan Fu
2021-07-30 6:47 ` Eli Zaretskii
2021-07-30 14:17 ` Yuan Fu
2021-08-03 10:24 ` Fu Yuan
2021-08-03 11:42 ` Eli Zaretskii
2021-08-03 11:53 ` Fu Yuan
2021-08-03 12:21 ` Eli Zaretskii
2021-08-03 12:50 ` Fu Yuan
2021-08-03 13:03 ` Eli Zaretskii
2021-08-03 13:08 ` Fu Yuan
2021-08-03 11:47 ` Eli Zaretskii
2021-08-03 12:00 ` Fu Yuan
2021-08-03 12:24 ` Eli Zaretskii
2021-08-03 13:00 ` Fu Yuan
2021-08-03 13:28 ` Stefan Monnier
2021-08-03 13:34 ` Eli Zaretskii
2021-08-06 3:22 ` Yuan Fu
2021-08-06 6:37 ` Eli Zaretskii
2021-08-07 5:31 ` Tree-sitter api (Was: Re: How to add pseudo vector types) Fu Yuan
2021-08-07 6:26 ` Eli Zaretskii
2021-08-07 15:47 ` Tree-sitter api Stefan Monnier
2021-08-07 18:40 ` Theodor Thornhill
2021-08-07 19:53 ` Stefan Monnier
2021-08-17 6:18 ` Yuan Fu
2021-08-18 18:27 ` Stephen Leake
2021-08-18 21:30 ` Yuan Fu
2021-08-20 0:12 ` [SPAM UNSURE] " Stephen Leake
2021-08-23 6:51 ` Yuan Fu
2021-08-24 14:59 ` [SPAM UNSURE] " Stephen Leake
2021-08-27 5:18 ` [SPAM UNSURE] " Yuan Fu
2021-08-31 0:48 ` Stephen Leake
2021-08-24 22:51 ` Stefan Monnier
2021-08-22 2:43 ` Yuan Fu
2021-08-22 3:46 ` Yuan Fu
2021-08-22 6:16 ` Eli Zaretskii
2021-08-22 6:15 ` Eli Zaretskii
2021-08-25 0:21 ` Stefan Monnier
2021-08-27 5:45 ` Yuan Fu
2021-09-03 19:16 ` Theodor Thornhill
[not found] ` <AF64EB2C-CCEC-4C98-8FE3-37697BEC9098@gmail.com>
2021-09-04 12:49 ` Tuấn-Anh Nguyễn
2021-09-04 13:04 ` Eli Zaretskii
2021-09-04 14:49 ` Tuấn-Anh Nguyễn
2021-09-04 15:00 ` Eli Zaretskii
2021-09-05 16:34 ` Tuấn-Anh Nguyễn
2021-09-05 16:45 ` Eli Zaretskii
2021-09-04 15:31 ` Yuan Fu
2021-09-05 16:45 ` Tuấn-Anh Nguyễn
2021-09-05 20:19 ` Yuan Fu
2021-09-06 0:03 ` Tuấn-Anh Nguyễn
2021-09-06 0:23 ` Yuan Fu
2021-09-06 5:33 ` Eli Zaretskii
2021-09-07 15:38 ` Tuấn-Anh Nguyễn
2021-09-07 16:16 ` Eli Zaretskii
2021-09-08 3:06 ` Yuan Fu
2021-09-10 2:06 ` Yuan Fu
2021-09-10 6:32 ` Eli Zaretskii
2021-09-10 19:57 ` Yuan Fu
2021-09-11 3:41 ` Tuấn-Anh Nguyễn
2021-09-11 4:11 ` Yuan Fu
2021-09-11 7:23 ` Tuấn-Anh Nguyễn
2021-09-11 19:02 ` Yuan Fu
2021-09-11 5:51 ` Eli Zaretskii
2021-09-11 19:00 ` Yuan Fu
2021-09-11 19:14 ` Eli Zaretskii
2021-09-11 19:17 ` Eli Zaretskii
2021-09-11 20:29 ` Yuan Fu
2021-09-12 5:39 ` Eli Zaretskii
2021-09-13 4:15 ` Yuan Fu
2021-09-13 11:47 ` Eli Zaretskii
2021-09-13 18:01 ` Yuan Fu
2021-09-13 18:07 ` Eli Zaretskii
2021-09-13 18:29 ` Yuan Fu
2021-09-13 18:37 ` Eli Zaretskii
2021-09-14 0:13 ` Yuan Fu
2021-09-14 2:29 ` Eli Zaretskii
2021-09-14 4:27 ` Yuan Fu
2021-09-14 11:29 ` Eli Zaretskii
2021-09-15 0:50 ` Yuan Fu
2021-09-15 6:15 ` Eli Zaretskii
2021-09-15 15:56 ` Yuan Fu
2021-09-15 16:02 ` Eli Zaretskii
2021-09-15 18:19 ` Stefan Monnier
2021-09-15 18:48 ` Eli Zaretskii
2021-09-16 21:46 ` Yuan Fu
2021-09-17 6:06 ` Eli Zaretskii
2021-09-17 6:56 ` Yuan Fu
2021-09-17 7:38 ` Eli Zaretskii
2021-09-17 20:30 ` Yuan Fu
2021-09-18 2:22 ` Tuấn-Anh Nguyễn
2021-09-18 6:38 ` Yuan Fu
2021-09-18 12:33 ` Stephen Leake
2021-09-20 16:48 ` Yuan Fu
2021-09-20 18:48 ` Eli Zaretskii
2021-09-20 19:09 ` John Yates
2021-09-21 22:20 ` Yuan Fu
2021-09-27 4:42 ` Yuan Fu
2021-09-27 5:37 ` Eli Zaretskii
2021-09-27 19:17 ` Stefan Monnier
2021-09-28 5:33 ` Yuan Fu
2021-09-28 7:02 ` Eli Zaretskii
2021-09-28 16:10 ` Yuan Fu
2021-09-28 16:28 ` Eli Zaretskii
2021-12-13 6:54 ` Yuan Fu
2021-12-13 12:56 ` Eli Zaretskii
2021-12-14 7:19 ` Yuan Fu
2021-12-17 0:14 ` Yuan Fu
2021-12-17 7:15 ` Eli Zaretskii
2021-12-18 14:45 ` Philipp
2021-12-18 14:57 ` Eli Zaretskii
2021-12-19 2:51 ` Yuan Fu
2021-12-19 7:11 ` Eli Zaretskii
2021-12-19 7:52 ` Yuan Fu
2021-12-24 10:04 ` Yoav Marco
2021-12-24 10:21 ` Yoav Marco
2021-12-25 8:31 ` Yuan Fu
2021-12-25 10:13 ` Eli Zaretskii
2021-12-26 9:50 ` Yuan Fu
2021-12-26 10:23 ` Eli Zaretskii
2021-12-30 0:59 ` Yuan Fu
2021-12-30 6:35 ` Eli Zaretskii
2022-01-04 18:31 ` Yuan Fu
2022-03-13 6:22 ` Yuan Fu
2022-03-13 6:25 ` Yuan Fu
2022-03-13 7:13 ` Po Lu
2022-03-14 0:23 ` Yuan Fu
2022-03-14 1:10 ` Po Lu
2022-03-14 3:31 ` Eli Zaretskii
2022-03-14 3:43 ` Yuan Fu
2022-03-29 16:40 ` Eli Zaretskii
2022-03-30 0:35 ` Po Lu
2022-03-30 0:49 ` Yuan Fu
2022-03-30 0:51 ` Yuan Fu
2022-03-30 2:13 ` Po Lu
2022-03-30 3:01 ` Yuan Fu
2022-03-30 3:10 ` Vitaly Ankh
2022-03-30 3:24 ` Yuan Fu
2022-03-30 3:39 ` Po Lu
2022-03-30 4:29 ` Yuan Fu
2022-03-30 5:19 ` Phil Sainty
2022-03-30 5:39 ` Phil Sainty
2022-03-30 13:46 ` João Távora
2022-03-30 2:31 ` Eli Zaretskii
2022-03-30 2:59 ` Yuan Fu
2022-03-30 9:04 ` Lars Ingebrigtsen
2022-03-30 11:48 ` Daniel Martín
2022-03-30 15:00 ` [External] : " Drew Adams
2022-03-31 4:27 ` Richard Stallman
2022-03-31 5:36 ` Eli Zaretskii
2022-03-31 11:13 ` Lars Ingebrigtsen
2022-03-31 12:46 ` John Yates
2022-03-31 17:37 ` Phil Sainty
2022-04-01 1:56 ` Po Lu
2022-04-01 6:36 ` Eli Zaretskii
2022-04-01 7:56 ` Po Lu
2022-04-01 10:45 ` Eli Zaretskii
2022-03-31 17:58 ` Stefan Monnier
2022-04-04 10:29 ` Jostein Kjønigsen
2022-03-31 16:23 ` [External] : " Drew Adams
2022-03-31 19:33 ` Filipp Gunbin
2022-03-31 16:35 ` Yuan Fu
2022-03-31 23:00 ` Yuan Fu
2022-03-31 23:53 ` Yuan Fu
2022-04-01 6:20 ` Eli Zaretskii
2022-04-01 16:48 ` Yuan Fu
2022-04-01 17:59 ` Eli Zaretskii
2022-04-02 6:26 ` Yuan Fu
2022-04-04 7:38 ` Robert Pluim
2022-04-04 20:41 ` Yuan Fu
2022-04-20 20:14 ` Theodor Thornhill
2022-04-21 1:36 ` Yuan Fu
2022-04-21 5:48 ` Eli Zaretskii
2022-04-21 11:37 ` Lars Ingebrigtsen
2022-04-21 12:10 ` Theodor Thornhill
2022-04-22 2:54 ` Yuan Fu
2022-04-22 4:58 ` Theodor Thornhill
2022-04-22 7:08 ` Yuan Fu
2022-04-22 8:02 ` Theodor Thornhill
2022-04-22 11:41 ` Theodor Thornhill
2021-12-18 13:39 ` Daniel Martín
2021-12-19 2:48 ` Yuan Fu
2021-09-17 12:11 ` Tuấn-Anh Nguyễn
2021-09-17 13:14 ` Stefan Monnier
2021-09-17 13:39 ` Tuấn-Anh Nguyễn
2021-09-17 17:18 ` Stefan Monnier
2021-09-18 2:16 ` Tuấn-Anh Nguyễn
2021-09-17 12:23 ` Stefan Monnier
2021-09-17 13:03 ` Tuấn-Anh Nguyễn
2021-09-04 15:14 ` Tuấn-Anh Nguyễn
2021-09-04 15:33 ` Eli Zaretskii
2021-09-05 16:48 ` Tuấn-Anh Nguyễn
2021-09-04 15:39 ` Yuan Fu
2021-09-05 21:15 ` Theodor Thornhill
2021-09-05 23:58 ` Yuan Fu
2021-08-08 22:56 ` Yuan Fu
2021-08-08 23:24 ` Stefan Monnier
2021-08-09 0:06 ` Yuan Fu
2021-07-29 23:06 ` How to add pseudo vector types Stephen Leake
2021-07-30 0:35 ` Richard Stallman
2021-07-30 0:46 ` Alexandre Garreau
2021-07-30 6:35 ` Eli Zaretskii
2021-07-29 23:01 ` Stephen Leake
2021-07-26 18:32 ` chad
2021-07-26 18:44 ` Perry E. Metzger
2021-07-26 19:13 ` Eli Zaretskii
2021-07-26 19:09 ` Eli Zaretskii
2021-07-26 19:48 ` chad
2021-07-26 20:05 ` Óscar Fuentes
2021-07-26 21:30 ` Clément Pit-Claudel
2021-07-26 21:46 ` Óscar Fuentes
2021-07-27 14:02 ` Eli Zaretskii
2021-07-27 13:59 ` Eli Zaretskii
2021-07-26 23:40 ` Ergus
2021-07-27 14:49 ` Yuan Fu
2021-07-27 16:50 ` Ergus
2021-07-27 16:59 ` Eli Zaretskii
2021-07-28 3:45 ` Stephen Leake
2021-07-24 9:33 ` Stephen Leake
2021-07-24 22:54 ` Dmitry Gutov
2021-07-20 16:32 ` Stephen Leake
2021-07-20 16:48 ` Eli Zaretskii
2021-07-20 17:38 ` Stefan Monnier
2021-07-20 17:36 ` Stefan Monnier
2021-07-20 18:05 ` Clément Pit-Claudel
2021-07-21 16:02 ` Stephen Leake
2021-07-21 17:16 ` Stefan Monnier
2021-07-20 18:04 ` Clément Pit-Claudel
2021-07-20 18:24 ` Eli Zaretskii
2021-07-21 16:54 ` [SPAM UNSURE] " Stephen Leake
2021-07-21 17:12 ` Clément Pit-Claudel
2021-07-21 19:49 ` Eli Zaretskii
2021-07-22 5:09 ` Clément Pit-Claudel
2021-07-22 6:44 ` Eli Zaretskii
2021-07-22 14:43 ` Clément Pit-Claudel
2021-07-17 6:56 ` Eli Zaretskii
2021-07-20 16:28 ` Stephen Leake
2021-07-20 16:27 ` Stephen Leake
2021-07-20 16:25 ` Stephen Leake
2021-07-20 16:45 ` Eli Zaretskii
2021-07-21 15:49 ` Stephen Leake
2021-07-21 19:37 ` Eli Zaretskii
2021-07-24 2:00 ` Stephen Leake
2021-07-24 6:51 ` Eli Zaretskii
2021-07-25 16:16 ` Stephen Leake
[not found] <casouri/emacs/issues/5@github.com>
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