add generator tag

level/block/block.go

@@ -16,6 +16,7 @@ type Block interface {
 
 // This file stores all possible block states into a TAG_List with gzip compressed.
 //
+//go:generate go run ./generator/blocks/main.go
 //go:embed block_states.nbt
 var blockStates []byte
 

level/block/generator/blocks/main.go

@@ -74,6 +74,7 @@ func genSourceFile(states []State) {
 	if err != nil {
 		panic(err)
 	}
+	log.Print("Generated blocks.go")
 }
 
 var typeMaps = map[string]string{

level/block/generator/properties/main.go

@@ -82,6 +82,7 @@ func main() {
 	if err != nil {
 		log.Panic(err)
 	}
+	log.Print("Generated properties_enum.go")
 }
 
 func UpperTheFirst(word string) string {

level/block/properties.go

@@ -2,6 +2,8 @@ package block
 
 import "strconv"
 
+//go:generate go run ./generator/properties/main.go
+
 type Boolean bool
 
 func (b Boolean) MarshalText() (text []byte, err error) {

server/login.go

@@ -62,15 +62,23 @@ func (d *MojangLoginHandler) AcceptLogin(conn *net.Conn, protocol int32) (name s
 		return
 	}
 
-	var hasPubKey pk.Boolean
+	var (
-	var pubKey auth.PublicKey
+		hasPubKey   pk.Boolean
+		pubKey      auth.PublicKey
+		hasUUID     pk.Boolean
+		profileUUID pk.UUID // ignored
+	)
 	err = p.Scan(
-		(*pk.String)(&name),
+		(*pk.String)(&name), //decode username as pk.String
 		&hasPubKey, pk.Opt{
 			Has:   &hasPubKey,
 			Field: &pubKey,
 		},
-	) //decode username as pk.String
+		&hasUUID, pk.Opt{
+			Has:   &hasUUID,
+			Field: &profileUUID,
+		},
+	)
 	if err != nil {
 		return
 	}