ContextualCallback<T, U extends FirebaseResource> typedef
ContextualCallback<T, U extends FirebaseResource> =
List<T> Function(RulesString _, RulesRequest<U> request, U resource)
A callback that provides information about the current rules context
Implementation
typedef ContextualCallback<T, U extends FirebaseResource> = List<T> Function(
RulesString _,
RulesRequest<U> request,
U resource,
);