.babelrc

{
    "presets": [
        "@babel/react",
        "@babel/typescript",
        [
            "@babel/env",
            {
                "modules": false,
                "targets": {
                    "browsers": "last 2 versions",
                    "node": "current"
                }
            }
        ]
    ],
    "plugins": [
        "react-hot-loader/babel",
        "@babel/plugin-proposal-class-properties",
        "@babel/plugin-syntax-dynamic-import",
        [
            "module-resolver",
            {
                "root": [
                    "./src"
                ],
            }
        ]
    ],
    "env": {
        "test": {
          "presets": ["@babel/react", "@babel/typescript", "@babel/env"]
        }
      }
}