Add LSP for Rust

thoom-emacs/modules/thoom-prog.el

@@ -34,3 +34,15 @@
       (kill-ring-save 0 0 t))))
 
 (keymap-global-set "C-c o r" #'copy-source-for-reddit)
+
+(use-package lsp-mode
+  :ensure t
+  :commands lsp
+  :init
+  (setq lsp-keymap-prefix "C-c l")
+  :hook ((rust-ts-mode . lsp-deferred)
+         (lsp-mode . lsp-enable-which-key-integration)))
+
+(use-package lsp-ui
+  :ensure t
+  :commands lsp-ui-mode)