index.js

const getDelayed = function (resolveVal) {
  return new Promise((resolve) =>
    setTimeout(() => resolve("delayed: " + resolveVal), 2000)
  );
};

const func1 = function () {
  console.log("Hello func1");
  return getDelayed("func1");
};

const func2 = async function () {
  console.log("Hello func2");
  return await getDelayed("func2");
};

transpiled.index.js

"use strict";

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

var getDelayed = function getDelayed(resolveVal) {
  return new Promise(function (resolve) {
    return setTimeout(function () {
      return resolve("delayed: " + resolveVal);
    }, 2000);
  });
};

var func1 = function func1() {
  console.log("Hello func1");
  return getDelayed("func1");
};

var func2 = /*#__PURE__*/function () {
  var _ref = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
    return regeneratorRuntime.wrap(function _callee$(_context) {
      while (1) {
        switch (_context.prev = _context.next) {
          case 0:
            console.log("Hello func2");
            _context.next = 3;
            return getDelayed("func2");

          case 3:
            return _context.abrupt("return", _context.sent);

          case 4:
          case "end":
            return _context.stop();
        }
      }
    }, _callee);
  }));

  return function func2() {
    return _ref.apply(this, arguments);
  };
}();