.babelrc

{
  "presets": [
    "@babel/preset-typescript",
    "@babel/preset-react",
    "@babel/preset-env"
  ],
  "plugins": [
    "@babel/plugin-proposal-nullish-coalescing-operator",
    "babel-plugin-typescript-to-proptypes",
    "@babel/plugin-proposal-class-properties",
    [
      "@babel/plugin-transform-runtime",
      {
        "sourceType": "unambiguous",
        "corejs": 3
      }
    ],
    "@babel/plugin-syntax-dynamic-import",
    "@babel/plugin-syntax-import-meta",
    "@babel/plugin-proposal-json-strings",
    [
      "@babel/plugin-proposal-decorators",
      {
        "legacy": true
      }
    ],
    "@babel/plugin-proposal-function-sent",
    "@babel/plugin-proposal-export-namespace-from",
    "@babel/plugin-proposal-numeric-separator",
    "@babel/plugin-proposal-throw-expressions"
  ]
}