pub(crate) enum Element<T>where
T: StorageItem,{
Vacant,
Occupied(T, u32),
}
Expand description
An entry in a Storage::map
table.
Variants§
Vacant
There are no live ids with this index.
Occupied(T, u32)
There is one live id with this index, allocated at the given epoch.
Trait Implementations§
Auto Trait Implementations§
impl<T> Freeze for Element<T>where
T: Freeze,
impl<T> RefUnwindSafe for Element<T>where
T: RefUnwindSafe,
impl<T> Send for Element<T>where
T: Send,
impl<T> Sync for Element<T>where
T: Sync,
impl<T> Unpin for Element<T>where
T: Unpin,
impl<T> UnwindSafe for Element<T>where
T: UnwindSafe,
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