Enum Error

pub enum Error {
    InvalidCharacter,
    InappropriateCount,
    CreateFailed(Error),
    WaitFailed(Error),
    WaitTimeout,
    InvalidWaitTimeout,
    WouldBlock,
    PostFailed(Error),
    Unexpected,
}

Common errors when dealing semaphore.

Variants

InvalidCharacter

Invalid character in name

InappropriateCount

Inappropriate count for semaphore

CreateFailed(Error)

Failed to create named semaphore.

WaitFailed(Error)

Failed to wait semaphore

WaitTimeout

Wait timeout

InvalidWaitTimeout

Invalid wait timeout limit

WouldBlock

Named semaphore would block.

This error will only occur when calling NamedSemaphore::try_wait

PostFailed(Error)

Failed to post semaphore.

Unexpected

Unexpected error.

Trait Implementations

impl Debug for Error

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

Formats the value using the given formatter.

impl Display for Error

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

Formats the value using the given formatter.

impl Error for Error

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.