Struct weak_table::weak_weak_hash_map::VacantEntry

pub struct VacantEntry<'a, K: 'a + WeakKey, V: 'a + WeakElement> { /* fields omitted */ }

A vacant entry, which can be inserted in or viewed.

Methods

impl<'a, K: WeakKey, V: WeakElement> VacantEntry<'a, K, V>

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

Gets a reference to the key that would be used when inserting a value through the VacantEntry.

pub fn into_key(self) -> K::Strong

Returns ownership of the key.

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

Inserts the key and value into the map, returning the same value.

Trait Implementations

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

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

Formats the value using the given formatter.