fix: Websocket like type definition compatible with ws (#517)

Author: filipecabaco

packages/core/realtime-js/src/RealtimeClient.ts

@@ -67,6 +67,8 @@ export interface WebSocketLikeConstructor {
     address: string | URL,
     subprotocols?: string | string[] | undefined
   ): WebSocketLike
+  // Allow additional properties that may exist on WebSocket constructors
+  [key: string]: any
 }
 
 export interface WebSocketLikeError {

packages/core/realtime-js/src/index.ts

@@ -2,6 +2,7 @@ import RealtimeClient, {
   RealtimeClientOptions,
   RealtimeMessage,
   RealtimeRemoveChannelResponse,
+  WebSocketLikeConstructor,
 } from './RealtimeClient'
 import RealtimeChannel, {
   RealtimeChannelOptions,
@@ -48,4 +49,5 @@ export {
   REALTIME_CHANNEL_STATES,
   WebSocketFactory,
   WebSocketLike,
+  WebSocketLikeConstructor,
 }