Exploration for familiarization with Promise API

index.js

(async function () {
  // Define a Promise generator
  function getPromise() {
    // return Promise.resolve('done2');
    // return Promise.reject('throw text ');
    return new Promise((resolve, reject) => {
      setTimeout(() => {
        resolve('done');
      }, 300 /* ms */);
    });
  }

  let retVal = await Promise.allSettled([
    getPromise(),
    getPromise(),
    Promise.reject('foo'),
  ]);
  console.log(retVal);
}());