Enum feattle::UpdateError

pub enum UpdateError<PersistError> where
    PersistError: 'static + Error + Send + Sync,  {
    NeverReloaded,
    UnknownKey(String),
    Parsing(FromJsonError),
    Persistence(PersistError),
}

The error type returned by Feattles::update()

Variants

NeverReloaded

Cannot update because current values were never successfully loaded from the persist layer

UnknownKey(String)

The key is unknown

Tuple Fields of UnknownKey

0: String

Parsing(FromJsonError)

Failed to parse the value from JSON

Tuple Fields of Parsing

0: FromJsonError

Persistence(PersistError)

Failed to persist new state

Tuple Fields of Persistence

0: PersistError

Trait Implementations

impl<PersistError> Debug for UpdateError<PersistError> where
    PersistError: 'static + Debug + Error + Send + Sync, 

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

Formats the value using the given formatter.

impl<PersistError> Display for UpdateError<PersistError> where
    PersistError: 'static + Error + Send + Sync, 

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

Formats the value using the given formatter.

impl<PersistError> Error for UpdateError<PersistError> where
    PersistError: 'static + Error + Send + Sync,
    UpdateError<PersistError>: Debug,
    UpdateError<PersistError>: Display, 

pub fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any.

fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred.

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

impl<PersistError> From<FromJsonError> for UpdateError<PersistError> where
    PersistError: 'static + Error + Send + Sync, 

pub fn from(source: FromJsonError) -> UpdateError<PersistError>

Performs the conversion.

impl<PersistError> From<UpdateError<PersistError>> for RenderError<PersistError> where
    PersistError: 'static + Error + Send + Sync, 

pub fn from(source: UpdateError<PersistError>) -> RenderError<PersistError>

Performs the conversion.