pub enum NeverShape {}
Expand description
A shape type that can never be constructed.
Trait Implementations§
Auto Trait Implementations§
impl Freeze for NeverShape
impl RefUnwindSafe for NeverShape
impl Send for NeverShape
impl Sync for NeverShape
impl Unpin for NeverShape
impl UnwindSafe for NeverShape
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