Function isWrappedDefaultExport

packages/core/src/util/default_export.ts:32–37

(value: T | DefaultExport<T>)

}

function isWrappedDefaultExport<T>(value: T | DefaultExport<T>): value is DefaultExport<T> {
  // We use `in` here with a string key `'default'`, because we expect `DefaultExport` objects to be
  // dynamically imported ES modules with a spec-mandated `default` key. Thus we don't expect that
  // `default` will be a renamed property.
  return value && typeof value === 'object' && 'default' in value;
}