pub struct Undefined;
Trait Implementations§
Auto Trait Implementations§
impl Freeze for Undefined
impl RefUnwindSafe for Undefined
impl Send for Undefined
impl Sync for Undefined
impl Unpin for Undefined
impl UnwindSafe for Undefined
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