Subject: bug#61043: 30.0.50; `json-ts-mode': invalid font lock rule

From: Dmitry Gutov <[email-masked]>
Date: Wed, 25 Jan 2023 15:30:27 +0200

On 25/01/2023 14:09, Mickey Petersen wrote:
> I understand. But nevertheless, I do get an error for that rule as it's missing (for some inexplicable reason.)

Have you tried installing the latest version?

'M-x treesit-install-language-grammar' can help.