From 8a2c6e9537fe00dda7a0e8254e4ba96cabe2dd52 Mon Sep 17 00:00:00 2001
From: gfgafn <87858323+gfgafn@users.noreply.github.com>
Date: Tue, 11 Jul 2023 14:10:14 +0800
Subject: [PATCH] FIX(editor): Fix delete character which has more than one
 UTF-16 code unit using `Delete` key. close  the issue #9834 (#9837)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

such as delete 🤔(U+1F914), 𠀅(U+20005)
---
 src/main/frontend/handler/editor.cljs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/frontend/handler/editor.cljs b/src/main/frontend/handler/editor.cljs
index 19fea8cd74..49ae997d5b 100644
--- a/src/main/frontend/handler/editor.cljs
+++ b/src/main/frontend/handler/editor.cljs
@@ -2696,7 +2696,8 @@
             (delete-concat current-block)))
 
         :else
-        (delete-and-update input current-pos (inc current-pos))))))
+        (delete-and-update 
+          input current-pos (util/safe-inc-current-pos-from-start (.-value input) current-pos))))))
 
 (defn keydown-backspace-handler
   [cut? e]