static async waitExits (pool, numberOfExitEventsToWait) {
return new Promise(resolve => {
let exitEvents = 0
- for (const value of pool.workers.values()) {
- value.worker.on('exit', () => {
+ for (const workerItem of pool.workers) {
+ workerItem.worker.on('exit', () => {
++exitEvents
if (exitEvents === numberOfExitEventsToWait) {
resolve(exitEvents)