lsp-mode.el

(use-package lsp-mode
  :ensure t
  :bind (:map lsp-mode-map
	      ("M-." . lsp-find-definition)
	      ("TAB" . company-indent-or-complete-common))
  :hook ((typescript-ts-mode . lsp-deferred)
	 (js-mode . lsp-deferred)
	 (js2-mode . lsp-deferred)
	 (js-jsx-mode . lsp-deferred)
         (tsx-ts-mode . lsp-deferred)
         (clojure-mode . lsp-deferred))
  :init (setq treesit-language-source-alist
	      '((bash "https://github.com/tree-sitter/tree-sitter-bash")
		(cmake "https://github.com/uyha/tree-sitter-cmake")
		(css "https://github.com/tree-sitter/tree-sitter-css")
		(elisp "https://github.com/Wilfred/tree-sitter-elisp")
		(go "https://github.com/tree-sitter/tree-sitter-go")
		(html "https://github.com/tree-sitter/tree-sitter-html")
		(javascript "https://github.com/tree-sitter/tree-sitter-javascript" "master" "src")
		(json "https://github.com/tree-sitter/tree-sitter-json")
		(make "https://github.com/alemuller/tree-sitter-make")
		(markdown "https://github.com/ikatyang/tree-sitter-markdown")
		(python "https://github.com/tree-sitter/tree-sitter-python")
		(toml "https://github.com/tree-sitter/tree-sitter-toml")
		(tsx "https://github.com/tree-sitter/tree-sitter-typescript" "master" "tsx/src")
		(typescript "https://github.com/tree-sitter/tree-sitter-typescript" "master" "typescript/src")
		(yaml "https://github.com/ikatyang/tree-sitter-yaml"))))

;; to install the grammars
;; (mapc #'treesit-install-language-grammar (mapcar #'car treesit-language-source-alist))