pub struct RecvError;
Expand description
An error returned from the recv
function on a Receiver
.
The recv
operation can only fail if the sending half of a
channel
(or sync_channel
) is disconnected, implying that no further
messages will ever be received.
Trait Implementations§
source§impl Error for RecvError
impl Error for RecvError
source§fn description(&self) -> &str
fn description(&self) -> &str
👎Deprecated since 1.42.0: use the Display impl or to_string()
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
1.24.0 · source§impl From<RecvError> for RecvTimeoutError
impl From<RecvError> for RecvTimeoutError
source§fn from(err: RecvError) -> RecvTimeoutError
fn from(err: RecvError) -> RecvTimeoutError
Converts a RecvError
into a RecvTimeoutError
.
This conversion always returns RecvTimeoutError::Disconnected
.
No data is allocated on the heap.
1.24.0 · source§impl From<RecvError> for TryRecvError
impl From<RecvError> for TryRecvError
source§fn from(err: RecvError) -> TryRecvError
fn from(err: RecvError) -> TryRecvError
Converts a RecvError
into a TryRecvError
.
This conversion always returns TryRecvError::Disconnected
.
No data is allocated on the heap.
impl Copy for RecvError
impl Eq for RecvError
impl StructuralPartialEq for RecvError
Auto Trait Implementations§
impl RefUnwindSafe for RecvError
impl Send for RecvError
impl Sync for RecvError
impl Unpin for RecvError
impl UnwindSafe for RecvError
Blanket Implementations§
§impl<U> As for U
impl<U> As for U
§fn as_<T>(self) -> Twhere
T: CastFrom<U>,
fn as_<T>(self) -> Twhere
T: CastFrom<U>,
Casts
self
to type T
. The semantics of numeric casting with the as
operator are followed, so <T as As>::as_::<U>
can be used in the same way as T as U
for numeric conversions. Read moresource§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
source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Checks if this value is equivalent to the given key. Read more