pub struct Index<T, U>(_, _);
Expand description
A slot in a type’s “extra data” structure.
It is parameterized over the type containing the extra data as well as the type of the data in the slot.
Implementations
Trait Implementations
Auto Trait Implementations
impl<T, U> RefUnwindSafe for Index<T, U> where
T: RefUnwindSafe,
U: RefUnwindSafe,
impl<T, U> Send for Index<T, U> where
T: Send,
U: Send,
impl<T, U> Sync for Index<T, U> where
T: Sync,
U: Sync,
impl<T, U> Unpin for Index<T, U> where
T: Unpin,
U: Unpin,
impl<T, U> UnwindSafe for Index<T, U> where
T: UnwindSafe,
U: UnwindSafe,
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcepub fn borrow_mut(&mut self) -> &mut T
pub fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcepub fn to_owned(&self) -> T
pub fn to_owned(&self) -> T
Creates owned data from borrowed data, usually by cloning. Read more
sourcepub fn clone_into(&self, target: &mut T)
pub fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more