{
  "presets": [
    "@babel/preset-env",
    "@babel/preset-react"
  ],
  "plugins": [
    "react-hot-loader/babel",
    "@babel/plugin-proposal-class-properties",
    ["import", {
      "libraryName": "antd",
      "libraryDirectory": "es",
      "style": "css" // `style: true` 会加载 less 文件
    }]
  ]
}