Enum TryRecvError 

pub enum TryRecvError {
    Empty,
    Closed,
    Lagged(u64),
}

Error produced by Subscriber::try_recv.

Variants

Empty

No event is currently buffered.

Closed

The super::EventManager was dropped; no further events will arrive on this subscriber.

Lagged(u64)

The receiver fell behind the channel tail and missed n events. The next call resumes from the freshest event in the buffer.

Trait Implementations

impl Debug for TryRecvError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for TryRecvError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for TryRecvError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.