From 9995557ae2ab64259a85863e1f033593f131c0b0 Mon Sep 17 00:00:00 2001
From: Yuzu <yuzu@kirameki.cafe>
Date: Thu, 16 Jul 2026 21:56:41 +0700
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix:=20truncate=20sanitized=20lo?=
 =?UTF-8?q?g=20values=20without=20full=20rune=20copy?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/logger.go | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/logger.go b/src/logger.go
index bb15968..b976eae 100644
--- a/src/logger.go
+++ b/src/logger.go
@@ -47,18 +47,20 @@ func sanitizeN(value any, maxLength int) string {
 		str = fmt.Sprint(v)
 	}
 	var b strings.Builder
+	count := 0
 	for _, r := range str {
+		if count >= maxLength {
+			b.WriteRune('…')
+			return b.String()
+		}
 		if r < 0x20 || (r >= 0x7f && r <= 0x9f) {
 			b.WriteRune('�')
 		} else {
 			b.WriteRune(r)
 		}
+		count++
 	}
-	out := []rune(b.String())
-	if len(out) > maxLength {
-		return string(out[:maxLength]) + "…"
-	}
-	return string(out)
+	return b.String()
 }
 
 func emit(level logLevel, name string, stream *os.File, args []any) {