Method flush

packages/telemetry/src/sink.ts:80–85

(signal?: AbortSignal)

  }

  async flush(signal?: AbortSignal): Promise<void> {
    if (this.buffer.length === 0) return;
    const events = this.buffer;
    this.buffer = [];
    await this.transport.send(events, signal);
  }

  flushSync(): void {
    if (this.buffer.length === 0) return;