pub struct Held(/* private fields */);Expand description
An object held: let go when the last handle to it drops.
Trait Implementations§
Auto Trait Implementations§
impl Freeze for Held
impl RefUnwindSafe for Held
impl Send for Held
impl Sync for Held
impl Unpin for Held
impl UnsafeUnpin for Held
impl UnwindSafe for Held
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