sso-ssr/.babelrc

{
  "presets": [
    "es2015",
    "stage-2"
  ],
  "plugins": [
    ["transform-runtime", {
      "helpers": false, // defaults to true
      "polyfill": false, // defaults to true
      "regenerator": false, // defaults to true
      "moduleName": "babel-runtime" // defaults to "babel-runtime"
    }]
  ]
}