{
  "presets": ["@babel/preset-react", "@babel/preset-env"],
  "plugins": ["@babel/plugin-proposal-class-properties"],
  "env": {
    "test": {
      "presets": [["@babel/preset-env", { "targets": { "node": "current" } }]],
      "plugins": [
        "@babel/plugin-transform-regenerator",
        "@babel/plugin-transform-runtime"
      ]
    }
  }
}