Trait in_place::entry::PrevOccupiedFromVacant

pub trait PrevOccupiedFromVacant<'c>: VacantEntry<'c> where
    Self::Occupied: KeyedOccupiedEntry<'c>,
    <Self::Occupied as KeyedOccupiedEntry<'c>>::Key: Ord, {
    fn get_prev_occupied(self) -> Option<Self::Occupied>;
}

A trait to extend KeyedOccupiedEntry, allowing the user to get the previous occupied entry, according to the ordering on the keys

Required methods

fn get_prev_occupied(self) -> Option<Self::Occupied>

get the previous occupied entry after this one.

Implementors

impl<'c, K, V> PrevOccupiedFromVacant<'c> for DummyBTreeMapRawVacantEntry<'c, K, V> where
    K: Ord, 

impl<'c, K, V> PrevOccupiedFromVacant<'c> for DummyBTreeMapVacantEntry<'c, K, V> where
    K: Ord, 

impl<'c, V> PrevOccupiedFromVacant<'c> for DummyLinkedListVacantEntry<'c, V>