Enum DurableSaveError 

pub enum DurableSaveError {
    Preferences(PreferencesError),
    Storage(String),
}

An error reported by a durable-save callback.

Variants

Preferences(PreferencesError)

A preferences backend rejected a write.

Storage(String)

Application-specific durable storage failed.

Trait Implementations

impl Clone for DurableSaveError

fn clone(&self) -> DurableSaveError

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DurableSaveError

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

Formats the value using the given formatter.

impl Display for DurableSaveError

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

Formats the value using the given formatter.

impl Error for DurableSaveError

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<PreferencesError> for DurableSaveError

fn from(source: PreferencesError) -> DurableSaveError

Converts to this type from the input type.