From fbb1571cec862d16334e14c2613f356c1c938b3c Mon Sep 17 00:00:00 2001
From: jao <jao@gnu.org>
Date: Sun, 30 Oct 2022 02:10:14 +0000
Subject: symbol-overlay instead of smartscan

---
 attic/elisp/misc.el |  7 +++++++
 init.el             | 14 +++++++++-----
 2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/attic/elisp/misc.el b/attic/elisp/misc.el
index c2f168c..58cb9bb 100644
--- a/attic/elisp/misc.el
+++ b/attic/elisp/misc.el
@@ -45,6 +45,13 @@
            (idris-stay-in-current-window-on-compiler-error t)))
 (jao-define-attached-buffer "^\\*idris.*")
 
+;;; smart scan
+(use-package smartscan
+  :ensure t
+  :commands smartscan-mode
+  :init (add-hook 'prog-mode-hook #'smartscan-mode)
+  :diminish)
+
 ;;; vterm
 (use-package vterm
   :ensure t
diff --git a/init.el b/init.el
index b42d6a3..6a05ed3 100644
--- a/init.el
+++ b/init.el
@@ -1916,12 +1916,16 @@
 (add-to-list 'auto-mode-alist '("\\.am\\'" . makefile-mode))
 (add-to-list 'auto-mode-alist '("\\.pl\\'\\|\\.pm\\'" . cperl-mode))
 
-;;;; smart scan
-(use-package smartscan
+;;;; symbol overlay
+(use-package symbol-overlay
   :ensure t
-  :commands smartscan-mode
-  :init (add-hook 'prog-mode-hook #'smartscan-mode)
-  :diminish)
+  :config
+  (defun jao-symbol-reveal (&rest _)
+    (when outline-minor-mode (outline-show-entry)))
+  (advice-add 'symbol-overlay-basic-jump :after 'jao-symbol-reveal)
+  :bind (:map prog-mode-map (("M-i" . symbol-overlay-put)
+                             ("M-n" . symbol-overlay-switch-forward)
+                             ("M-p" . symbol-overlay-switch-backward))))
 
 ;;;; eglot
 (use-package eglot
-- 
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