Fix callback not function for c2s

canyugs · Aug 20, 2022 · 317452c · 317452c
1 parent ab397b6
commit 317452c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/services/gateway/gateway-service.mjs b/services/gateway/gateway-service.mjs
@@ -404,6 +404,11 @@ class GatewayService {
    * Called on callS2cAPI event.
    */
   _onCallC2sAPI(socket, msg, callback) {
+    if (typeof callback !== 'function') {
+      console.error('_onCallC2sAPI() callback not function');
+      return;
+    }
+
     const p = this.extMan.onC2sCalled(msg, socket.playerID);
     p.then((msg) => {
       if (typeof msg === 'object' && msg !== null && 'error' in msg && typeof msg.error === 'string') {