Re: treesit indentation "blinking"

[Eli Zaretskii]

> From: Daniel Colascione <dancol@dancol.org>
> CC: <emacs-devel@gnu.org>
> Date: Thu, 23 Mar 2023 17:10:53 -0400
> 
>  We can place this special rule at the end of our rule list, and previous 
> rules not matching should
>  indicated “error” by itself. Of course, I can’t prove it by using this 
> method to fix the blinking indent, but I
>  don’t quite have the time for it right now.
> 
> Editing can cause all sorts of transient nonsense in the AST, and it's 
> impossible to predict in a general
> manner what this nonsense might be. The wrong kind of bracket can cause the 
> entire rest of the file to be
> parsed as nonsense. This or that error recovery rule isn't going to solve the 
> problem: such a strategy is a
> fragile whack a mole. There needs to be some general solution to prevent 
> indentation blinking. This blinking
> makes TS modules unusable for me.

Daniel, could you please post a recipe, starting from "emacs -Q", to
reproduce the "blinking" during editing you described up-thread?
Preferably while editing some code that one can meet reasonably
frequently in practice.  I'd like to play with the example and see how
serious the problem is.  TIA.