The EntryKind enum is a lighter enum then Entry and can be created
in order to choose the required Resolver.
Makes the concrete Entry types resolver and resolver_with_cite
private in favour of using the Entry::resolver and
Entry::resolver_with_cite with a EntryKind.
The
EntryKindenum is a lighter enum thenEntryand can be created in order to choose the requiredResolver.Makes the concrete Entry types
resolverandresolver_with_citeprivate in favour of using theEntry::resolverandEntry::resolver_with_citewith aEntryKind.