bundle.js

(function (modules) {
    function require(name) {
      const [fn] = modules[name];
      const module = {},exports={};
      fn(module, exports,(name)=>require(name));
      return exports;
    }
    require("./getSum");
  })({"./getSum": [
      function ( module, exports,require) {
        "use strict";

var _answer = require("./add/answer/answer");

var _answer2 = _interopRequireDefault(_answer);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

console.log(_answer2.default);
      }
    ],"./add/answer/answer": [
      function ( module, exports,require) {
        "use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _add = require("../add");

var _add2 = _interopRequireDefault(_add);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var sum = (0, _add2.default)(1, 9);
exports.default = sum;
      }
    ],"../add": [
      function ( module, exports,require) {
        "use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

function add(a, b) {
  return a + b;
}

exports.default = add;
      }
    ],})