Struct weak_table::weak_key_hash_map::OccupiedEntry

pub struct OccupiedEntry<'a, K: 'a + WeakKey, V: 'a>(_);

An occupied entry, which can be removed or viewed.

Implementations

impl<'a, K: WeakKey, V> OccupiedEntry<'a, K, V>

pub fn key(&self) -> &K::Strong

Gets a reference to the key held by the entry.

O(1) time

pub fn remove_entry(self) -> (K::Strong, V)

Takes ownership of the key and value from the map.

expected O(1) time; worst-case O(p) time

pub fn get(&self) -> &V

Gets a reference to the value in the entry.

O(1) time

pub fn get_mut(&mut self) -> &mut V

Gets a mutable reference to the value in the entry.

O(1) time

pub fn into_mut(self) -> &'a mut V

Turns the entry into a mutable reference to the value borrowed from the map.

O(1) time

pub fn insert(&mut self, value: V) -> V

Replaces the value in the entry with the given value.

O(1) time

pub fn remove(self) -> V

Removes the entry, returning the value.

expected O(1) time; worst-case O(p) time

Trait Implementations

impl<'a, K: WeakKey, V: Debug> Debug for OccupiedEntry<'a, K, V> where
    K::Strong: Debug, 

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.