Enum std::sync::TryLockError

1.0.0 · source ·

pub enum TryLockError<T> {
 Poisoned(PoisonError<T>),
 WouldBlock,
}

Expand description

An enumeration of possible errors associated with a TryLockResult which can occur while trying to acquire a lock, from the try_lock method on a Mutex or the try_read and try_write methods on an RwLock.

Variants

Poisoned(PoisonError<T>)

The lock could not be acquired because another thread failed while holding the lock.

WouldBlock

The lock could not be acquired at this time because the operation would otherwise block.

Trait Implementations

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impl<T> Debug for TryLockError<T>

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

Formats the value using the given formatter. Read more

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impl<T> Display for TryLockError<T>

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

Formats the value using the given formatter. Read more

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impl<T> Error for TryLockError<T>

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fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

Read more

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

1.30.0 · source

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

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

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fn provide<'a>(&'a self, req: &mut Demand<'a>)

🔬 This is a nightly-only experimental API. (error_generic_member_access #99301)

Provides type based access to context intended for error reports. Read more

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impl<T> From<PoisonError<T>> for TryLockError<T>

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fn from(err: PoisonError<T>) -> TryLockError<T>

Converts to this type from the input type.