vue-notifier/.babelrc

{
  "presets": [
    ["env", {
      "targets": {
        "browsers": ["last 3 versions", "safari >= 7", "ie >= 9"]
      },
      "modules": "umd"
    }]
  ],
  "plugins": [
    "transform-object-rest-spread", ["transform-runtime", {
      "polyfill": false,
      "regenerator": true
    }]
  ]
}