type MirrorResult = Result<(Option<Box<dyn Transport + Send>>, <Vec<UnpackedRef<ObjectId, Root>> as IntoIterator>::IntoIter, Root, Tag, Url), Box<dyn Error + Send + Sync>>;Aliased Type§
enum MirrorResult {
Ok((Option<Box<dyn Transport + Send>>, IntoIter<UnpackedRef<ObjectId, Root>>, Root, Tag, Url)),
Err(Box<dyn Error + Sync + Send>),
}