Enum RwLockError 

pub enum RwLockError {
    Poisoned,
    Cancelled,
    PolledAfterCompletion,
}

Error returned when acquiring a read or write lock fails.

Variants

Poisoned

The lock was poisoned (a panic occurred while holding a guard).

Cancelled

Cancelled while waiting.

PolledAfterCompletion

The future was polled again after it already returned Ready.

Trait Implementations

impl Clone for RwLockError

fn clone(&self) -> RwLockError

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for RwLockError

impl Debug for RwLockError

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

Formats the value using the given formatter.

impl Display for RwLockError

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

Formats the value using the given formatter.

impl Eq for RwLockError

impl Error for RwLockError

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.

impl PartialEq for RwLockError

fn eq(&self, other: &RwLockError) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for RwLockError