pub struct VacantEntry<'a, K, V>{ /* private fields */ }
Expand description
An entry for a mapping that does not already exist in the map.
Implementations§
Auto Trait Implementations§
impl<'a, K, V> Freeze for VacantEntry<'a, K, V>where
K: Freeze,
impl<'a, K, V> RefUnwindSafe for VacantEntry<'a, K, V>where
K: RefUnwindSafe,
V: RefUnwindSafe,
impl<'a, K, V> Send for VacantEntry<'a, K, V>
impl<'a, K, V> Sync for VacantEntry<'a, K, V>
impl<'a, K, V> Unpin for VacantEntry<'a, K, V>where
K: Unpin,
impl<'a, K, V> !UnwindSafe for VacantEntry<'a, K, V>
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more