Enum KvError 

pub enum KvError {
    NotFound,
    ValueTooLarge,
    QuotaExceeded,
    InvalidKey,
    Storage(String),
}

Error types specific to key-value operations

Variants

NotFound

Key not found

ValueTooLarge

Value too large

QuotaExceeded

Storage quota exceeded

InvalidKey

Key format invalid

Storage(String)

Generic storage error

Trait Implementations

impl Clone for KvError

fn clone(&self) -> KvError

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for KvError

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

Formats the value using the given formatter.

impl Display for KvError

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

Formats the value using the given formatter.

impl Error for KvError

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.