{
  "presets": [
    ["env", { "targets": { "node": 6 }, "useBuiltIns": true }],
    "stage-1",
    "react"
  ],
  "plugins": ["add-module-exports", "transform-decorators-legacy"],
  "env": {
    "production": {
      "presets": ["react-optimize"],
      "plugins": ["babel-plugin-dev-expression"]
    },
    "development": {
      "plugins": [
        "transform-decorators-legacy",
        "transform-class-properties",
        "transform-es2015-classes",
        "tcomb"
      ]
    }
  }
}