[рони]

EmperioAf,
понял, спасибо!

async function main() {
  console.log('begin');
  await wait(2000);
  console.log('end');
}

function wait(ms) {
  return new Promise(resolve => setTimeout(()=> {console.log("then");resolve()}, ms));
}

main().then(() => console.log('main is done'));