Re: tree-sitter: conceptional problem solvable at Emacs' level?

[Theodor Thornhill]

On 11 February 2023 07:36:26 CET, Konstantin Kharlamov <hi-angel@yandex.ru> 
wrote:
>On Sat, 2023-02-11 at 09:25 +0300, Konstantin Kharlamov wrote:
>> On Sat, 2023-02-11 at 10:17 +0800, Po Lu wrote:
>> > Eli Zaretskii <eliz@gnu.org> writes:
>> > 
>> > > However, I meant the IDEs which are using tree-sitter and support
>> > > developing C/C++ programs.  I believe some do.
>> > 
>> > I think most of those have similar problems supporting macros.
>> > Who knows their names? I may be able to ask some of their users.
>> 
>> From my experience on and off work, there are just two IDEs (as in, not
>> editors)
>> used most widely for C++ code: QtCreator and Visual Studio. The first you
>> discussed, the second is proprietary.
>> 
>> Then again, people most often code in C++ and C with text editors, in that
>> case
>> popular choices from my experience: Sublime Text and VS Code. These two have
>> don't use tree-sitter either.
>
>I installed Sublime Text on my Archlinux and tested with the C++ code OP 
>posted.
>
>What I see is that ST does seem confused about indentation, while trying to 
>make
>a newline right after `slots:` line.
>
>However, if you try to make a newline after the `void someSlot() {};` line, it
>will use the indentation used on the previous line.
>
>The default cc-mode in Emacs works similarly. The cc-ts-mode on the other hand
>doesn't make use of the previous indentation, and I think it should. It would
>resolve that problem and others, because in my experience it happens very often
>in C and C++ code that you want some custom indentation level, so you just make
>one and you expect the editor to keep it while creating more new lines.
>

That last statement sounds easily solvable. Can you send me a short example 
describing exactly what you want in a code snippet and I'll add it.

Thanks,
Theo