pub struct NullHandleError(());
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.
Tuple Fields§
§0: ()
Trait Implementations§
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 moresource§impl Debug for NullHandleError
impl Debug for NullHandleError
source§impl Display for NullHandleError
impl Display for NullHandleError
source§impl Eq for NullHandleError
impl Eq for NullHandleError
fn assert_receiver_is_total_eq(&self)
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)>
The lower-level source of this error, if any. Read more
source§fn type_id(&self, _: Internal) -> TypeIdwhere
Self: 'static,
fn type_id(&self, _: Internal) -> TypeIdwhere Self: 'static,
🔬This is a nightly-only experimental API. (
error_type_id
#60784)Gets the
TypeId
of self
.1.0.0 · source§fn description(&self) -> &str
fn description(&self) -> &str
👎Deprecated since 1.42.0: use the Display impl or to_string()
source§impl PartialEq<NullHandleError> for NullHandleError
impl PartialEq<NullHandleError> for NullHandleError
source§fn eq(&self, other: &NullHandleError) -> bool
fn eq(&self, other: &NullHandleError) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.impl StructuralEq for NullHandleError
impl StructuralPartialEq for NullHandleError
Auto Trait Implementations§
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