Struct VacantEntry 

pub struct VacantEntry<'a, K, V> { /* private fields */ }

A view into a vacant entry of a BTreeIndexMap.

This is part of the Entry enum.

Implementations

impl<'a, K, V> VacantEntry<'a, K, V>

pub fn key(&self) -> &K

Returns a reference to the entry’s key.

pub fn into_key(self) -> K

Consumes this entry, returning its key.

pub fn insert_full(self, value: V) -> (usize, &'a K, &'a mut V)

where K: Ord,

Inserts value in the map for this entry’s key, returning the new entry’s index, key, and a mutable reference to the value.

pub fn insert_entry(self, value: V) -> (&'a K, &'a mut V)

where K: Ord,

Inserts value in the map for this entry’s key, returning the new entry’s key and a mutable reference to the value.

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

where K: Ord,

Inserts value in the map for this entry’s key, returning a mutable reference to the value.