.babelrc

{
  "presets": [
    ["babel-preset-env", {
      targets: {
        node: "current"
      },
      modules: false
    }]
  ],
  "plugins": ["transform-object-rest-spread"],
  "env": {
    "test": {
      "presets": [
        ["babel-preset-env", {
          targets: {
            node: 'current'
          }
        }]
      ]
    }
  }
}