{
  "presets": [
    ["env", {
      "targets": {
        "browsers": "last 2 versions"
      },
      "loose": true,
      "modules": false,
    }],
    "stage-2"
  ],
  "plugins": ["syntax-dynamic-import"],
  "env": {
    "test": {
      "plugins": ["transform-es2015-modules-commonjs"]
    }
  }
}