.babelrc

{
  "presets": ["./tools/material-ui-babel-preset-es2015", "stage-1", "react"],
  "plugins": [
    ["transform-replace-object-assign", "simple-assign"],
    "transform-dev-warning"
  ],
  "env": {
    "test": {
      "sourceMaps": "both"
    },
    "docs-production": {
      "plugins": [
        ["transform-replace-object-assign", "simple-assign"],
        "transform-react-remove-prop-types",
        "transform-react-constant-elements",
        "transform-react-inline-elements"
      ]
    },
    "release": {
      "plugins": [
        "transform-runtime",
        ["transform-react-remove-prop-types", {"mode": "wrap"}]
      ]
    }
  }
}