fix NodeWebSocket declaration

socketio · Jun 14, 2019 · 6487c20 · 6487c20
1 parent 57f9d45
commit 6487c20
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/transports/websocket.js b/lib/transports/websocket.js
@@ -15,7 +15,9 @@ if (typeof WebSocket !== 'undefined') {
   BrowserWebSocket = WebSocket;
 } else if (typeof self !== 'undefined') {
   BrowserWebSocket = self.WebSocket || self.MozWebSocket;
-} else {
+}
+
+if (typeof window === 'undefined') {
   try {
     NodeWebSocket = require('ws');
   } catch (e) { }