text: // following babel 7, system wide config at root level
  // https://babeljs.io/docs/en/next/config-files#project-wide-configuration
  // https://stackoverflow.com/questions/52387820/babel7-jest-unexpected-token-export/52388264
  module.exports = {
    presets: [
      [
        '@babel/preset-env',
        {
          targets: { node: 'current' }
        }
      ],
      '@babel/preset-react',
      [
        'minify',
        {
          builtIns: false,
          evaluate: false,
          mangle: false
        }
      ]
    ],
    plugins: [
      '@babel/plugin-proposal-class-properties',
      '@babel/plugin-proposal-object-rest-spread',
      '@babel/plugin-transform-react-jsx'
    ]
  };
  