Add LSP Rust configuration

myconfig.org

@@ -571,63 +571,56 @@ Place your own snippets on =~/.cache/emacs/etc/yasnippet/snippets=
 * company
 Autocompletion with [[https://company-mode.github.io/][company]]
 *Remember*: =company-lsp= is deprecated, don't use it.
-  #+begin_src emacs-lisp
-    (use-package company
-      :init
-      (global-company-mode t)
+#+begin_src emacs-lisp
+  (use-package company
+    :init
+    (global-company-mode t)
+    ;;(setq company-backends '((company-files company-keywords company-capf company-dabbrev-code company-etags company-dabbrev)))
 
-      :config
-      ;; (setq company-idle-delay 0)
-      (setq company-idle-delay
-            (lambda () (if (company-in-string-or-comment) nil 0.3)))
-      (setq company-minimum-prefix-length 3)
-      ;; (add-to-list 'company-backends 'company-yasnippet t)
+    :config
+    ;; (setq company-idle-delay 0)
+    (setq company-idle-delay
+          (lambda () (if (company-in-string-or-comment) nil 0.3)))
+    (setq company-minimum-prefix-length 3)
+    ;; (add-to-list 'company-backends 'company-yasnippet t)
 
-      :bind
-      ("C-<iso-lefttab>" . company-complete-common-or-cycle)
-      )
-  #+end_src
-** company-quickhelp
-   In case you want popup help instead of status line help
-   #+begin_src emacs-lisp
-     (use-package company-quickhelp
-       :config
-       (company-quickhelp-mode)
-       ;; (setq company-quickhelp-delay nil)   ; Uncoment to disable quickhelp (default 0.5)
-     )
-   #+end_src
+    :bind
+    ("C-<iso-lefttab>" . company-complete-common-or-cycle)
+    )
+#+end_src
 
-** company-lsp (**DEPRECATED**)
+** company-quickhelp
+In case you want popup help instead of status line help
 #+begin_src emacs-lisp
-;;  (use-package company-lsp
-;;    :ensure
-;;    :config
-;;    (push 'company-lsp company-backends)
-;;    )
+  (use-package company-quickhelp
+    :config
+    (company-quickhelp-mode)
+    ;; (setq company-quickhelp-delay nil)   ; Uncoment to disable quickhelp (default 0.5)
+  )
 #+end_src
 
 * org-mode
 ** org-bullets
 Nice bullets for org-mode
-   #+begin_src emacs-lisp
-     (use-package org-bullets
-       :config
-       (add-hook 'org-mode-hook (lambda () (org-bullets-mode 1)))
-       )
-   #+end_src
+#+begin_src emacs-lisp
+  (use-package org-bullets
+    :config
+    (add-hook 'org-mode-hook (lambda () (org-bullets-mode 1)))
+    )
+#+end_src
 
 * flycheck
 You *must* use [[https://www.flycheck.org/en/latest/][flycheck]] if you use LSP. (Flymake + LSP is hell) 
 Syntax checking for programming languages
-  #+begin_src emacs-lisp
-    (use-package flycheck
-      :config
-      (global-set-key  (kbd "C-c f p") 'flycheck-previous-error)
-      (global-set-key  (kbd "C-c f n") 'flycheck-next-error)
-      :init
-      (global-flycheck-mode t)
-      )
-  #+end_src
+#+begin_src emacs-lisp
+  (use-package flycheck
+    :config
+    (global-set-key  (kbd "C-c f p") 'flycheck-previous-error)
+    (global-set-key  (kbd "C-c f n") 'flycheck-next-error)
+    :init
+    (global-flycheck-mode t)
+    )
+#+end_src
    
 * LSP
   We are using [[https://emacs-lsp.github.io/lsp-mode/][lsp-mode]] but keep an eye on [[https://github.com/joaotavora/eglot][eglot]] as an alternative.
@@ -777,7 +770,6 @@ use for your debug templates!
   ;;   )
 #+end_src
 
-
 ** go
 **WARNING**: you need to install =gopls= in your system.
 **WARNING**: =company-go= is deprecated, don't use it
@@ -832,13 +824,13 @@ References:
 ** Rust
 - [[https://robert.kra.hn/posts/2021-02-07_rust-with-emacs/][Robert Kra Emacs Rust Configuration]]
 #+begin_src emacs-lisp
-  ;; (use-package rust-mode
-  ;;   :hook ((rust-mode . lsp)
-  ;;          (rust-mode . lsp-lens-mode)
-  ;;          )
-  ;;   :custom
-  ;;   (rust-format-on-save t)
-  ;;   (lsp-rust-server 'rust-analyzer))
+  (use-package rust-mode
+    :hook ((rust-mode . lsp)
+           (rust-mode . lsp-lens-mode)
+           )
+    :custom
+    (rust-format-on-save t)
+    (lsp-rust-server 'rust-analyzer))
 #+end_src
   
 ** Python