Enum ApplicationError 

#[non_exhaustive]
pub enum ApplicationError {
    NotInitialized,
    AlreadyRunning,
    NotRunning,
    StillRunning,
    Bot(TelegramError),
    UpdateProcessor(UpdateProcessorError),
    Webhook(String),
}

Errors from the Application itself.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

NotInitialized

The application was not initialized before use.

AlreadyRunning

The application is already running and cannot be started again.

NotRunning

The application is not currently running.

StillRunning

The application is still running and cannot be shut down yet.

Bot(TelegramError)

An error from the underlying Telegram Bot API.

UpdateProcessor(UpdateProcessorError)

An error from the update processor subsystem.

Webhook(String)

A webhook-related error.

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<TelegramError> for ApplicationError

fn from(source: TelegramError) -> Self

Converts to this type from the input type.

impl From<UpdateProcessorError> for ApplicationError

fn from(source: UpdateProcessorError) -> Self

Converts to this type from the input type.