Enum splay_tree::map::Entry
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pub enum Entry<'a, K: 'a, V: 'a> { Occupied(OccupiedEntry<'a, K, V>), Vacant(VacantEntry<'a, K, V>), }
A view into a single entry in a map, which may either be vacant or occupied.
Variants
Occupied(OccupiedEntry<'a, K, V>)
An occupied entry
Vacant(VacantEntry<'a, K, V>)
A vacant entry
Methods
impl<'a, K: 'a, V: 'a> Entry<'a, K, V> where
K: Ord,
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K: Ord,
pub fn key(&self) -> &K
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Returns a reference to this entry's key.
pub fn or_insert(self, default: V) -> &'a mut V
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Ensures a value is in the entry by inserting the default if empty, and returns a mutable reference to the value in the entry.
pub fn or_insert_with<F: FnOnce() -> V>(self, default: F) -> &'a mut V
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Ensures a value is in the entry by inserting the result of the default function if empty, and returns a mutable reference to the value in the entry.