Enum CascadeError 

pub enum CascadeError<E> {
    AllFailed(Vec<(WorkerKind, E)>),
    EmptyCascade,
}

Errors returned by ProviderCascade::call.

Variants

AllFailed(Vec<(WorkerKind, E)>)

All providers in the cascade failed or had open circuit breakers.

Contains the per-provider errors in order of attempt.

EmptyCascade

The cascade chain is empty — no providers were configured.

Trait Implementations

impl<E: Debug> Debug for CascadeError<E>

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

Formats the value using the given formatter.

impl<E: Display> Display for CascadeError<E>

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

Formats the value using the given formatter.

impl<E: Display + Debug> Error for CascadeError<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.