(function () {
  const test = async () => {
    await Promise.resolve();
    return Promise.reject();
  };
  test().then(() => console.log("then"), () => console.log("reject"));
})();

(function () {
  const test = () => {
    return Promise.resolve().then(() => {
      return Promise.reject();
    });
  };
  test().then(() => console.log("then"), () => console.log("reject"));
})();