.babelrc

{
  "sourceType": "unambiguous", // https://github.com/webpack/webpack/issues/4039#issuecomment-419284940
  "plugins": [
    [
      "wildcard",
      {
        "exts": [
          "js",
          "es6",
          "es",
          "jsx",
          "javascript",
          "vue",
          "svg"
        ]
      }
    ],
  ]
}