babel.config.json

{
  "exclude": ["/node_modules/(?!@flex-development)/"],
  "ignore": ["**/node_modules/*"],
  "plugins": [
    [
      "@babel/plugin-proposal-decorators",
      {
        "legacy": true
      }
    ],
    "@babel/plugin-proposal-export-default-from",
    "@babel/plugin-proposal-export-namespace-from",
    "@babel/plugin-proposal-throw-expressions",
    "@babel/plugin-syntax-dynamic-import"
  ],
  "presets": [
    [
      "@babel/preset-env",
      {
        "include": [
          "@babel/plugin-proposal-class-properties",
          "@babel/plugin-proposal-nullish-coalescing-operator",
          "@babel/plugin-proposal-object-rest-spread",
          "@babel/plugin-proposal-optional-chaining",
          "@babel/plugin-proposal-private-methods"
        ],
        "targets": {
          "esmodules": true,
          "node": "current"
        }
      }
    ],
    [
      "@babel/preset-typescript",
      {
        "allExtensions": true,
        "allowNamespaces": true,
        "isTSX": true
      }
    ],
    [
      "@babel/preset-react",
      {
        "runtime": "automatic"
      }
    ]
  ]
}