From: Yuan Fu <casouri@gmail.com>
To: Danny Freeman <danny@dfreeman.email>
Cc: emacs-devel@gnu.org
Subject: Re: Treesitter query question, matching only substring of a node
Date: Wed, 7 Dec 2022 16:52:57 -0800 [thread overview]
Message-ID: <C0CCFCAF-369D-4959-907A-5569474C88D5@gmail.com> (raw)
In-Reply-To: <87iliotuj6.fsf@dfreeman.email>
> On Dec 6, 2022, at 7:13 AM, Danny Freeman <danny@dfreeman.email> wrote:
>
>
> Yuan Fu <casouri@gmail.com> writes:
>
>>> On Dec 5, 2022, at 7:25 AM, Danny Freeman <danny@dfreeman.email> wrote:
>>>
>>>
>>> Yuan Fu <casouri@gmail.com> writes:
>>>
>>>> I suggest capturing the whole node and using a function to fontify the symbol. With a function you
>>>> can do anything you want, including applying different faces to substrings. To do that, simply
>>>> define a function and use the function name as the capture name.
>>>>
>>>> You can have a look at c-ts-mode--fontify-variable for a simple example.
>>>
>>> This is exactly what I was looking for. I can't believe I didn't think
>>> of this when I was reading the documentation.
>>>
>>> Thank you for your help!
>>
>> Let me know if you have ideas on how could the documentation be improved to make it clearer. I have the curse of knowledge on me and everything seems so easy and clear ;-)
>>
>> Yuan
>
> So far I am only working on font locking, and have NO experience with
> font locking in Emacs or with tree-sitter. With that in mind, using the
> starter-guide file, the html-manual, an existing grammar, and examples
> from python mode, I was able to get a working prototype in clojure-mode
> in 1 day. I think that speaks to the quality of the documentation!
Great!
>
> The treesit-explore-mode is a really great tool for implementing the
> syntax highlighting as well. It is a real treat to work with.
>
> Here is how I ended up using a function to fontify the symbols the way I
> needed to, in case you are curious:
>
> https://github.com/dannyfreeman/clojure-mode/blob/513403c5e97330b65d024e2e904c165021540480/clojure-ts-mode.el#L162-L177
>
> Right now that entire file is a rough proof of concept. There is a lot
> more work that needs to be done before it's ready for the general
> public.
It looks great!
Yuan
prev parent reply other threads:[~2022-12-08 0:52 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-04 18:27 Treesitter query question, matching only substring of a node Danny Freeman
2022-12-05 4:05 ` Yuan Fu
2022-12-05 15:25 ` Danny Freeman
2022-12-05 20:45 ` Yuan Fu
2022-12-06 15:13 ` Danny Freeman
2022-12-08 0:52 ` Yuan Fu [this message]
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