.babelrc

{
  "env": {
    "prod": {
      "presets": [[
          "env",
          {
            "modules": false,
            "targets": {
              "browsers": [
                "last 2 versions",
                "not < 1%",
                "IE 11"
              ]
            }
          }
        ],
        "stage-2"
      ],
      "plugins": ["transform-es2015-destructuring", "transform-object-rest-spread"]
    },
    "development": {
      "presets": [[
          "env",
          {
            "modules": false,
            "targets": {
              "browsers": [
                "last 2 versions",
                "not < 1%",
                "IE 11"
              ]
            }
          }
        ],
        "stage-2"
      ],
      "plugins": ["transform-es2015-destructuring", "transform-object-rest-spread"]
    },
    "test": {
      "presets": [
        "env", "stage-0"
      ]
    },
  }
}