instance onAuth(): fix forwarding auth.token to server.

Author: endel

haxelib.json

@@ -4,9 +4,9 @@
   "license": "MIT",
   "tags": ["multiplayer", "networking", "websockets", "netcode"],
   "description": "Colyseus Multiplayer SDK",
-  "version": "0.16.5",
+  "version": "0.16.6",
   "classPath": "src/",
-  "releasenote": "@colyseus/schema: improve instance sharing and ref count tracking.",
+  "releasenote": "onAuth() fix forwarding built-in auth token to server",
   "contributors": ["endel"],
   "dependencies": {
     "colyseus-websocket": "1.0.14",

src/io/colyseus/Client.hx

@@ -176,9 +176,13 @@ class Client {
     }
 
     private function createConnection(room: Dynamic, options: Map<String, Dynamic>) {
-        // append colyseusid to connection string.
+        // build query string
         var params: Array<String> = [];
 
+        if (this.http.authToken != null) {
+            options.set("_authToken", this.http.authToken);
+        }
+
         for (name in options.keys()) {
             params.push(name + "=" + options[name]);
         }