{
  "presets": [
    [
      "@babel/preset-env", {
        "targets": {
          "browsers": [
            "last 2 versions",
            "ie >= 11"
          ]
        },
        "loose": true,
        "modules": false
      }
    ]
  ],
  "env": {
    "test": {
      "presets": [
        [
          "@babel/preset-env", {
            "targets": {
              "browsers": [
                "last 2 versions",
                "ie >= 11"
              ]
            },
            "loose": true
          }
        ]
      ]
    }
  }
}