import sleep from '@ts4/sleep';
// or
import { sleep } from '@ts4/sleep';
// or
const sleep = require('@ts4/sleep');

(async () => {
    await sleep(1000); // sleep 1 sec
    await sleep([1000, 2000, 3000]); // random sleep 1 or 2 or 3 sec
    await sleep(1000, 2000); // random sleep between 1(inclusive) and 2(inclusive) sec
})();