Enum ApplicationError 

pub enum ApplicationError {
    AlreadySubscribed,
    Listener(ListenerError),
    Poll(PollError),
    NoSuchSubscription,
    View(ViewError),
}

Error variants returned by Application functions.

Variants

AlreadySubscribed

Listener(ListenerError)

Poll(PollError)

NoSuchSubscription

View(ViewError)

Trait Implementations

impl Debug for ApplicationError

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

Formats the value using the given formatter.

impl Display for ApplicationError

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

Formats the value using the given formatter.

impl Error for ApplicationError

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 From<ListenerError> for ApplicationError

fn from(source: ListenerError) -> Self

Converts to this type from the input type.

impl From<PollError> for ApplicationError

fn from(source: PollError) -> Self

Converts to this type from the input type.

impl From<ViewError> for ApplicationError

fn from(source: ViewError) -> Self

Converts to this type from the input type.