fix logging message type

src/Connector.js

@@ -233,6 +233,9 @@ export default function extendConnector (Y/* :any */) {
       let messageType = decoder.readVarString()
       let senderConn = this.connections.get(sender)
 
+      this.log('%s: Receive \'%s\' from %s', this.userId, messageType, sender)
+      this.logMessage('Message: %Y', buffer)
+
       if (senderConn == null) {
         throw new Error('Received message from unknown peer!')
       }
@@ -265,9 +268,6 @@ export default function extendConnector (Y/* :any */) {
         return
       }
 
-      this.log('%s: Receive \'%s\' from %s', this.userId, messageType, sender)
-      this.logMessage('Message: %Y', buffer)
-
       if (messageType === 'sync step 1' && (senderConn.auth === 'write' || senderConn.auth === 'read')) {
         // cannot wait for sync step 1 to finish, because we may wait for sync step 2 in sync step 1 (->lock)
         computeMessageSyncStep1(decoder, encoder, this, senderConn, sender)

src/MessageHandler.js

@@ -22,6 +22,7 @@ export function formatYjsMessage (buffer) {
 
 export function formatYjsMessageType (buffer) {
   let decoder = new BinaryDecoder(buffer)
+  decoder.readVarString() // roomname
   return decoder.readVarString()
 }