fune/tools/esmify/package.json

{
  "devDependencies": {
    "jscodeshift": "^0.13.1"
  },
  "scripts": {
    "rewrite_exports": "jscodeshift -t exported_symbols-to-declarations.js --stdin --verbose=2",
    "rewrite_imports": "jscodeshift -t import-to-import_esmodule.js --stdin --verbose=2"
  }
}