{
  "presets": ["es2015"],
  "plugins": [
    "transform-runtime",
    "syntax-async-functions",
    "transform-async-to-generator"
  ],
  "env": {
    "commonjs": {
      "plugins": [
        ["transform-es2015-modules-commonjs", { "loose": true }]
      ]
    },
  }
}