From 0a117a25df082d549dcbf9996707bdf38f9164a5 Mon Sep 17 00:00:00 2001
From: Tatsunori Uchino <tats.u@live.jp>
Date: Thu, 25 Sep 2025 22:06:33 +0900
Subject: [PATCH] Fix 2 previous isolated high-surrogate code unit handling

---
 lib/inlines.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/inlines.js b/lib/inlines.js
index a8d9d6ed..d2907b7a 100644
--- a/lib/inlines.js
+++ b/lib/inlines.js
@@ -320,7 +320,7 @@ var scanDelims = function(cc) {
         // NaN & 0xfc00 = 0
         // checks if 2 previous char is high surrogate
         if ((two_previous_cc & 0xfc00) !== 0xd800) {
-            return previous_char;
+            return str.charAt(pos - 1);
         }
         return str.slice(pos - 2, pos);
     }