pub struct NullExpression {}
Trait Implementations§
source§impl Expression for NullExpression
impl Expression for NullExpression
Auto Trait Implementations§
impl Freeze for NullExpression
impl RefUnwindSafe for NullExpression
impl Send for NullExpression
impl Sync for NullExpression
impl Unpin for NullExpression
impl UnwindSafe for NullExpression
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