pub struct NullHandleError(/* private fields */);
Available on Windows only.
Expand description
This is the error type used by HandleOrNull
when attempting to convert
into a handle, to indicate that the value is null.
Trait Implementations§
1.63.0 · source§impl Clone for NullHandleError
impl Clone for NullHandleError
source§fn clone(&self) -> NullHandleError
fn clone(&self) -> NullHandleError
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read more1.63.0 · source§impl Debug for NullHandleError
impl Debug for NullHandleError
1.63.0 · source§impl Display for NullHandleError
impl Display for NullHandleError
1.63.0 · source§impl Error for NullHandleError
impl Error for NullHandleError
1.30.0 · source§fn source(&self) -> Option<&(dyn Error + 'static)>
fn source(&self) -> Option<&(dyn Error + 'static)>
Returns the lower-level source of this error, if any. Read more
1.0.0 · source§fn description(&self) -> &str
fn description(&self) -> &str
👎Deprecated since 1.42.0: use the Display impl or to_string()
1.63.0 · source§impl PartialEq for NullHandleError
impl PartialEq for NullHandleError
impl Eq for NullHandleError
impl StructuralPartialEq for NullHandleError
Auto Trait Implementations§
impl Freeze for NullHandleError
impl RefUnwindSafe for NullHandleError
impl Send for NullHandleError
impl Sync for NullHandleError
impl Unpin for NullHandleError
impl UnwindSafe for NullHandleError
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