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From: Yuan Fu <casouri@gmail.com>
To: Tassilo Horn <tsdh@gnu.org>
Cc: "T.V Raman" <raman@google.com>, emacs-devel@gnu.org
Subject: Re: tree-sitter version?
Date: Fri, 25 Nov 2022 01:43:39 -0800	[thread overview]
Message-ID: <8B97AC7B-54CF-41AC-9EF7-0A83F1709B98@gmail.com> (raw)
In-Reply-To: <87cz9cevns.fsf@gnu.org>



> On Nov 23, 2022, at 9:54 PM, Tassilo Horn <tsdh@gnu.org> wrote:
> 
> Yuan Fu <casouri@gmail.com> writes:
> 
> Hi Yuan,
> 
>>> So: am I supposed to install tree-sitter from github or from debian's
>>> package manager?
>> 
>> Either should be fine.
> 
> Ah, I was wondering the same when I wanted to give tree-sitter a try.  I
> have tree-sitter 0.20.7 installed but the configure output said
> ">=0.20.2 no" but only reported a >= 0.6.x version.  It still works
> fine. :-)
> 
>>> I first did the package-manager version, then pulled from github and
>>> installed that -- configure shows that tree-sitter is detected -- but
>>> calling any of the tree-sitter modes, eg c-ts-mode barfs with an
>>> error saying that support is not available.
>> 
>> If you call tree-sitter-available-p, what do you get? Most likely you
>> don’t have the relevant language definition/grammar for those
>> modes. You can probably find them on package managers, or you can
>> build with the script here:
> 
> Indeed, that was the next trap I fell in.  On Arch, tree-sitter is in
> the community repository (so basically almost official) whereas the
> language definitions are only on the AUR.  Maybe the NEWS entry should
> tell more clearly that tree-sitter needs to be system-installed and also
> the language definitions need to be grabbed somewhere.

Yeah there will be a NEWS entry for tree-sitter.

> 
> BTW, how can a user decide that tree-sitter modes should be used?  For
> example, when I open a json file I get js-json-mode, not json-ts-mode,
> which also works, so support is available.  Should user's augment
> auto-mode-alist?  Or is there some "enable TS whenever possible and the
> devs think its support is in a usable state for that language" toggle?

There is no global toggle, unfortunately. You could use auto-mode-alist or major-mode-remap-alist to enable tree-sitter modes, yes. I imagine there could be a third-party package that automatically enables tree-sitter for all supported nodes, maybe.

Yuan


  reply	other threads:[~2022-11-25  9:43 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-24  1:54 tree-sitter version? T.V Raman
2022-11-24  3:27 ` Yuan Fu
2022-11-24  4:57   ` T.V Raman
2022-11-24  5:02     ` Yuan Fu
2022-11-24  5:54       ` Tassilo Horn
2022-11-25  9:43         ` Yuan Fu [this message]
2022-11-25 11:52           ` Eli Zaretskii
2022-11-25 15:08           ` T.V Raman
2022-11-25 16:25             ` Rename Tree-sitter major modes from "ts" to "treesit" (was Re: tree-sitter version?) Daniel Martín
2022-11-25 16:33               ` Eli Zaretskii
2022-11-25 16:38               ` Theodor Thornhill
2022-11-25 17:50                 ` Elliott Shugerman
2022-11-25 23:41                   ` Rudolf Adamkovič
2022-11-25 19:40                 ` Eli Zaretskii
2022-11-25 19:58                   ` Theodor Thornhill
2022-11-25 20:13                     ` Theodor Thornhill via Emacs development discussions.
2022-11-26  1:04                       ` Stefan Kangas
2022-11-26  6:45                         ` Theodor Thornhill
2022-11-26  8:20               ` Yuan Fu
2022-11-26  8:22                 ` Theodor Thornhill
2022-11-26  8:31                 ` Eli Zaretskii
2022-11-26  9:06                   ` Theodor Thornhill
2022-11-28 21:36             ` tree-sitter version? Richard Stallman
2022-11-29  3:28               ` Eli Zaretskii
2022-12-04 23:13                 ` Richard Stallman
2022-12-05  3:27                   ` Eli Zaretskii
2022-12-06 22:35                     ` Richard Stallman
2022-12-07  3:31                       ` Eli Zaretskii
2022-11-25 15:06         ` T.V Raman

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