.babelrc

{
  "presets": [
    ["@babel/preset-env", {
      "targets": {
        "node": 10,
        "esmodules": false
      }
    }]
  ],
  "env": {
    "main": {
      "presets": [
        ["@babel/preset-env", {
          "targets": {
            "node": 10,
            "esmodules": false,
          }
        }]
			]
    },
    "renderer": {
      "presets": [
        ["@babel/preset-env", {
          "targets": {
           "chrome": 69,
            "esmodules": false
          },
          "loose": true
        }],
        "@babel/preset-react",
        "@babel/preset-flow"
      ],
      "plugins": [
        "@babel/plugin-transform-async-to-generator",
        "@babel/plugin-syntax-dynamic-import",
        ["@babel/plugin-proposal-decorators", { "legacy": true }],
        ["@babel/plugin-proposal-class-properties", { "loose": true }],
        ["import", {
          "libraryName": "antd",
          "style": "css"
        }]
      ]
    },
    "test": {
      "presets": ["@babel/preset-env"],
      "plugins": [
        "@babel/plugin-transform-runtime",
        "@babel/plugin-syntax-dynamic-import",
        ["@babel/plugin-proposal-class-properties", { "loose": true }],
      ]
    }
  },
  "plugins": ["@babel/plugin-transform-runtime"]
}