Enum CacheError 

pub enum CacheError {
    ConnectionFailed(String),
    SerializationFailed(String),
    DeserializationFailed(String),
    KeyNotFound(String),
    Timeout(String),
    Internal(String),
}

缓存错误类型

Variants

ConnectionFailed(String)

连接失败

SerializationFailed(String)

序列化失败

DeserializationFailed(String)

反序列化失败

KeyNotFound(String)

键不存在

Timeout(String)

操作超时

Internal(String)

服务内部错误

Trait Implementations

impl Debug for CacheError

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

Formats the value using the given formatter.

impl Display for CacheError

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

Formats the value using the given formatter.

impl Error for CacheError

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.