Struct Node 

pub struct Node<V = Box<dyn Any>, K = TypeId, T = TypeId> { /* private fields */ }

Implementations

impl<V, K: Eq + Hash, T> Node<V, K, T>

pub fn new(tag: T) -> Self

pub fn provide(&mut self, key: K, value: V) -> Result<(), V>

pub fn into_arc(self) -> Arc<Self>

pub fn parent(&self) -> Option<&Self>

impl<V, K: Eq + Hash> Node<V, K, TypeId>

pub fn new_for<Tag: 'static>() -> Self

impl<V, T: PartialEq> Node<V, TypeId, T>

pub fn extract_with<Key: TypeKey<E, V, T>, E: stdError + 'static>( &self, ) -> Result<MappedGuard<Box<RwLockReadGuard<'_, HashMap<TypeId, V>>>, &'_ V>, Error>

impl<V, K: Clone + Eq + Hash, T: PartialEq> Node<V, K, T>

pub fn extract<E: stdError + 'static>( &self, key: K, provision: Provision<E, V, K, T>, ) -> Result<MappedGuard<Box<RwLockReadGuard<'_, HashMap<K, V>>>, &'_ V>, Error>