> Why wouldn't you want the lint error to be highlighted right as you type the code? Why do you think you need to involve an LSP for that?. ESLint, as most lin

> Why wouldn't you want the lint error to be highlighted right as you type the code? Why do you think you need to involve an LSP for that?. ESLint, as most linters, can take their input from stdin. That is exactly how the eslint-flymake[0] works. Lint on buffer contents, not file on disk. No JSON RPC involved. 0: https://github.com/emacs-pe/eslint-flymake/ https://github.com/emacs-pe/eslint-flymake/