From 327c9b9fd468f74c7008792ffd8f9b012b4f5aec Mon Sep 17 00:00:00 2001
From: cyrus <mdoaie@yahoo.co.uk>
Date: Fri, 14 Mar 2025 09:33:45 +0000
Subject: [PATCH] fix: move WebSocketCtor inside createSocket to support
 WebSocket mocking

---
 packages/engine.io-client/lib/transports/websocket.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/engine.io-client/lib/transports/websocket.ts b/packages/engine.io-client/lib/transports/websocket.ts
index b0099a7b4..14f3c0a9d 100644
--- a/packages/engine.io-client/lib/transports/websocket.ts
+++ b/packages/engine.io-client/lib/transports/websocket.ts
@@ -152,8 +152,6 @@ export abstract class BaseWS extends Transport {
   }
 }
 
-const WebSocketCtor = globalThis.WebSocket || globalThis.MozWebSocket;
-
 /**
  * WebSocket transport based on the built-in `WebSocket` object.
  *
@@ -169,6 +167,8 @@ export class WS extends BaseWS {
     protocols: string | string[] | undefined,
     opts: Record<string, any>,
   ) {
+    const WebSocketCtor = globalThis.WebSocket || globalThis.MozWebSocket;
+
     return !isReactNative
       ? protocols
         ? new WebSocketCtor(uri, protocols)