update method
- String target
override
Updates an existing link.
Deletes the existing link at path and creates a new link to target
,
using create.
Returns a future which completes with this Link
if successful,
and with a PathNotFoundException if there is no existing link at path,
or with any FileSystemException that delete or create can throw.
Implementation
@override
Future<Link> update(String target) async =>
wrap(await delegate.update(target));