1.19.2 chat support

net/packet/packet.go

@@ -28,10 +28,10 @@ func Marshal[ID ~int32 | int](id ID, fields ...FieldEncoder) (pk Packet) {
 // Scan decode the packet and fill data into fields
 func (p Packet) Scan(fields ...FieldDecoder) error {
 	r := bytes.NewReader(p.Data)
-	for _, v := range fields {
+	for i, v := range fields {
 		_, err := v.ReadFrom(r)
 		if err != nil {
-			return err
+			return fmt.Errorf("scanning packet field[%d] error: %w", i, err)
 		}
 	}
 	return nil