fix: check if websocket is open before writing (#22)

Related: #23
socketio · Jan 9, 2025 · d08f8f2 · d08f8f2
1 parent 84d97be
commit d08f8f2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/engine.io/lib/transports/websocket.ts b/packages/engine.io/lib/transports/websocket.ts
@@ -16,7 +16,7 @@ export class WS extends Transport {
   public send(packets: Packet[]) {
     for (const packet of packets) {
       Parser.encodePacket(packet, true, (data: RawData) => {
-        if (this.writable) {
+        if (this.writable && this.socket?.readyState === WebSocket.OPEN) {
           this.socket?.send(data);
         }
       });