in example/crawl_async_example.dart [66:72]
Future<String> pathForUri(Uri uri) async {
var fileUri = await Isolate.resolvePackageUri(uri);
if (fileUri == null || !fileUri.isScheme('file')) {
throw StateError('Expected to resolve $uri to a file URI, got $fileUri');
}
return p.fromUri(fileUri);
}