pub struct Callback(_);Implementations§
Trait Implementations§
Auto Trait Implementations§
impl RefUnwindSafe for Callback
impl Send for Callback
impl Sync for Callback
impl Unpin for Callback
impl UnwindSafe for Callback
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