.babelrc

{
  "plugins": [
    "@babel/plugin-syntax-dynamic-import",
    [
      "@babel/plugin-proposal-decorators",
      {
        "legacy": true
      }
    ],
    "@babel/plugin-proposal-class-properties",
    "@babel/plugin-proposal-object-rest-spread",
    [
      "module-resolver",
      {
        "root": ["./src"],
        "alias": {
          "^Config$": "./build-config/environments/config.prod.js"
        }
      }
    ],
    "lodash",
    "@babel/plugin-syntax-import-meta",
    "@babel/plugin-proposal-json-strings",
    "@babel/plugin-proposal-function-sent",
    "@babel/plugin-proposal-export-namespace-from",
    "@babel/plugin-proposal-numeric-separator",
    "@babel/plugin-proposal-throw-expressions",
    "@babel/plugin-proposal-export-default-from",
    "@babel/plugin-proposal-logical-assignment-operators",
    "@babel/plugin-proposal-optional-chaining",
    [
      "@babel/plugin-proposal-pipeline-operator",
      {
        "proposal": "minimal"
      }
    ],
    "@babel/plugin-proposal-nullish-coalescing-operator",
    "@babel/plugin-proposal-do-expressions"
  ],
  "presets": ["@babel/preset-env", "@babel/preset-react"],
  "env": {
    "development": {
      "plugins": ["react-hot-loader/babel"]
    }
  }
}