Function registerForExit

src/telemetry/index.ts:139–149

(instance: Telemetry)

const exitInstances = new Set<Telemetry>();
let exitListenerRegistered = false;
function registerForExit(instance: Telemetry): void {
  exitInstances.add(instance);
  if (!exitListenerRegistered) {
    exitListenerRegistered = true;
    // 'exit' fires under process.exit() too (unlike beforeExit); handlers must
    // be synchronous — persistSync is a single small file write.
    process.on('exit', () => {
      for (const i of exitInstances) i.persistSync();
    });
  }
}

export class Telemetry {
  private readonly dir: string;