Struct tokio::sync::TryLockError

pub struct TryLockError(_);

This is supported on crate feature sync only.

Error returned from the Mutex::try_lock, RwLock::try_read and RwLock::try_write functions.

Mutex::try_lock operation will only fail if the mutex is already locked.

RwLock::try_read operation will only fail if the lock is currently held by an exclusive writer.

RwLock::try_write operation will if lock is held by any reader or by an exclusive writer.

Trait Implementations

impl Debug for TryLockError

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

Formats the value using the given formatter.

impl Display for TryLockError

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

Formats the value using the given formatter.

impl Error for TryLockError

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

The lower-level source of this error, if any.

pub fn backtrace(&self) -> Option<&Backtrace>

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

Returns a stack backtrace, if available, of where this error occurred.

pub fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting