babel.config.js

module.exports = (api) => {
  api.cache(true);
  const presets = [
    '@babel/preset-env',
  ];

  const plugins = [
    '@babel/plugin-syntax-dynamic-import',
    '@babel/plugin-proposal-class-properties',
    '@babel/plugin-proposal-export-namespace-from',
    '@babel/plugin-proposal-throw-expressions',
  ];

  return {
    presets,
    plugins,
  };
};