Enum HookError

pub enum HookError<E> {
    Message(Cow<'static, str>),
    Backend(E),
}

Error which is returned by pre_create, pre_recycle and post_recycle hooks.

Variants

Message(Cow<'static, str>)

Hook failed for some other reason.

Backend(E)

Error caused by the backend.

Implementations

impl<E> HookError<E>

pub fn message(msg: impl Into<Cow<'static, str>>) -> Self

Convenience constructor function for the HookError::Message variant.

Trait Implementations

impl<E: Debug> Debug for HookError<E>

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

Formats the value using the given formatter.

impl<E: Display> Display for HookError<E>

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

Formats the value using the given formatter.

impl<E: Error + 'static> Error for HookError<E>

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.