Enum SessionError 

pub enum SessionError {
    IdGeneration(String),
    NotFound,
    InvalidTransition(String),
    CapacityExceeded,
}

Error type for all session manager operations.

Variants

IdGeneration(String)

Returned when the random-byte generation fails.

NotFound

Returned when the requested session does not exist.

InvalidTransition(String)

Returned when attempting to transition from an incompatible state.

CapacityExceeded

Returned when the concurrent-session limit is reached.

Trait Implementations

impl Debug for SessionError

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

Formats the value using the given formatter.

impl Display for SessionError

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

Formats the value using the given formatter.

impl Error for SessionError

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.