{
  "presets": [
    [
      "@babel/env",
      {
        "targets": { "node": 10 }
      }
    ],
    "@babel/typescript"
  ],
  "plugins": ["@babel/proposal-class-properties", "@babel/proposal-object-rest-spread"],
  "env": {
    "test": {
      "plugins": [
        "@babel/proposal-class-properties",
        "@babel/proposal-object-rest-spread",
        "istanbul"
      ]
    }
  }
}