Function factory

packages/client/test/ws-adapter.test.ts:190–198

(url: string)

    let first = true;
    const sockets: MockWebSocket[] = [];
    const factory = (url: string) => {
      if (first) {
        first = false;
        throw new Error('boom');
      }
      const s = new MockWebSocket(url);
      sockets.push(s);
      return s;
    };
    const timers = createFakeTimers();
    const adapter = createWsAdapter({
      room: 'r',