{
  "presets": [
    ["env", {
      "modules": false
    }],
    "react",
    "stage-0"
  ],
  plugins: ["external-helpers"],
  "env": {
    "test": {
      "presets": [
        "env",
        "react",
        "stage-0"
      ],
      "plugins": ["transform-runtime"]
    }
  }
}