Enum SupervisorHandleError 

pub enum SupervisorHandleError {
    Closed,
    TaskAlreadyExists(String),
    TaskNotFound(String),
}

Why a SupervisorHandle request was refused.

Variants

Closed

The supervisor has exited or is shutting down.

TaskAlreadyExists(String)

add_task was called with a name that is already registered.

TaskNotFound(String)

No task is registered under this name.

Trait Implementations

impl Clone for SupervisorHandleError

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SupervisorHandleError

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

Formats the value using the given formatter.

impl Display for SupervisorHandleError

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

Formats the value using the given formatter.

impl Eq for SupervisorHandleError

impl Error for SupervisorHandleError

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.

impl PartialEq for SupervisorHandleError

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for SupervisorHandleError