From 8fe74428474d7682a3d2b37e666bdfa5cf9328c1 Mon Sep 17 00:00:00 2001
From: TwistedAsylumMC <twistedasylummc@gmail.com>
Date: Fri, 6 Dec 2024 14:12:44 +0000
Subject: [PATCH] protocol/writer.go: Immediately write 0 and return if Bitset
 is zero

---
 minecraft/protocol/writer.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/minecraft/protocol/writer.go b/minecraft/protocol/writer.go
index af6818ca..189163e1 100644
--- a/minecraft/protocol/writer.go
+++ b/minecraft/protocol/writer.go
@@ -482,6 +482,11 @@ func (w *Writer) Bitset(x *Bitset, size int) {
 	u := new(big.Int)
 	u.Set(x.int)
 
+	if len(u.Bits()) == 0 {
+		_ = w.w.WriteByte(0)
+		return
+	}
+
 	for u.Cmp(varintMaxByteValue) >= 0 {
 		_ = w.w.WriteByte(byte(u.Bits()[0]) | 0x80)
 		u.Rsh(u, 7)