browser-websocket.ts•736 B
export interface WSLike {
readyState: number;
send(data: string | ArrayBufferLike | Blob | ArrayBufferView): void;
close(code?: number, reason?: string): void;
addEventListener(type: string, listener: (ev: any) => void): void;
removeEventListener(type: string, listener: (ev: any) => void): void;
}
export async function createBrowserWebSocket(url: string): Promise<WSLike> {
if (typeof globalThis === 'undefined' || typeof (globalThis as any).WebSocket === 'undefined') {
throw new Error('WebSocket is not available in this environment');
}
const ws = new (globalThis as any).WebSocket(url);
return ws as WSLike;
}
export const ReadyState = {
CONNECTING: 0,
OPEN: 1,
CLOSING: 2,
CLOSED: 3,
} as const;