Rely on LSP to reformat Rust buffers

.config/emacs/init.el

@@ -127,14 +127,17 @@
 (use-package iedit)
 (use-package wgrep)
 
+(defun reformat-by-lsp ()
+  "Reformat a file using LSP actions."
+  (when (bound-and-true-p lsp-mode)
+    (progn
+      (lsp-organize-imports)
+      (lsp-format-buffer))))
+
 (use-package lsp-mode
   :bind (:map lsp-mode-map
               ("M-?" . lsp-find-references))
-  :hook (before-save . (lambda ()
+  :hook (before-save . reformat-by-lsp)
-                         (when (bound-and-true-p lsp-mode)
-                           (progn
-                             (lsp-organize-imports)
-                             (lsp-format-buffer)))))
   :init
   (setq lsp-keymap-prefix "C-z l")
   :custom
@@ -217,6 +220,4 @@ When DEBUG is set, run the test in the debugger."
   :config
   (direnv-mode))
 
-(use-package rustic
+(use-package rustic)
-  :custom
-  (rustic-format-on-save t))