pub struct NoneError;
Expand description
The error type that results from applying the try operator (?
) to a None
value.
Auto Trait Implementations§
impl Freeze for NoneError
impl RefUnwindSafe for NoneError
impl Send for NoneError
impl Sync for NoneError
impl Unpin for NoneError
impl UnwindSafe for NoneError
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