add imenu mode

init.el

@@ -163,6 +163,10 @@
     :ensure nil
     :hook (after-init . global-auto-revert-mode))
 
+  (use-package imenu
+    :defer t
+    :bind (("C-c j i" . 'imenu))
+
 ;;; Completion
   (use-package yasnippet
     :ensure t

lisp/keybindings.el

@@ -43,6 +43,8 @@
   "e n" 'flycheck-next-error
   "e p" 'flycheck-previous-error
   "e l" 'flycheck-list-errors
+  ;; jump mode
+  "j i" 'imenu
   )
 (evil-mode 1)