/** * Copyright (c) 2015-present, Facebook, Inc. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ 'use strict'; // Polyfill stable language features. // It's recommended to use @babel/preset-env and browserslist // to only include the polyfills necessary for the target browsers. require('core-js/stable'); require('regenerator-runtime/runtime');