From ffd947233e46c78beaa5cd38603838e5a9a93414 Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Tue, 20 Jan 2026 10:39:23 +0800
Subject: [PATCH] :art: Clean code

Signed-off-by: Daniel <845765@qq.com>
---
 kernel/util/rune.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/util/rune.go b/kernel/util/rune.go
index 6533508f0..1617a3b39 100644
--- a/kernel/util/rune.go
+++ b/kernel/util/rune.go
@@ -27,8 +27,10 @@ import (
 	"github.com/siyuan-note/logging"
 )
 
+var newlinesRegex = regexp.MustCompile(`[\r\n]+`)
+
 func ReplaceNewline(text, replaceWith string) string {
-	return regexp.MustCompile(`[\r\n]+`).ReplaceAllString(text, replaceWith)
+	return newlinesRegex.ReplaceAllString(text, replaceWith)
 }
 
 func ContainsCJK(text string) bool {