babel.config.json

{
  "presets": [
    "@babel/preset-react",
    "@babel/preset-typescript"
  ],
  "plugins": [
    "@babel/plugin-syntax-dynamic-import",
    "@babel/plugin-syntax-import-meta"
  ],
  "env": {
    "production:cjs": {
      "ignore": [
        "**/__tests__"
      ],
      "plugins": [
        "@babel/plugin-transform-runtime"
      ],
      "presets": [
        [
          "@babel/preset-env",
          {
            "modules": "cjs",
            "targets": {
              "node": "12"
            }
          }
        ]
      ],
      "sourceMaps": "inline"
    },
    "production:esm": {
      "ignore": [
        "**/__tests__"
      ],
      "presets": [
        [
          "@babel/preset-env",
          {
            "targets": [
              "last 2 chrome versions",
              "last 2 firefox versions",
              "last 2 safari versions",
              "last 2 and_chr versions",
              "last 2 ios_saf versions",
              "edge >= 18"
            ],
            "modules": false,
            "loose": true
          }
        ]
      ],
      "sourceMaps": "inline"
    },
    "test": {
      "presets": [
        "@babel/preset-env"
      ],
      "plugins": [
        "@babel/plugin-transform-runtime"
      ]
    }
  }
}