pub enum IsNull {
Yes,
No,
}
Expand description
The return type of Encode::encode.
Variants§
Yes
The value is null; no data was written.
No
The value is not null.
This does not mean that data was written.
Auto Trait Implementations§
impl RefUnwindSafe for IsNull
impl Send for IsNull
impl Sync for IsNull
impl Unpin for IsNull
impl UnwindSafe for IsNull
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