Enum UpgradeConnectionError

pub enum UpgradeConnectionError {
    ProtocolSwitch(StatusCode),
    MissingUpgradeWebSocketHeader,
    MissingConnectionUpgradeHeader,
    SecWebSocketAcceptKeyMismatch,
    SecWebSocketProtocolMismatch,
    GetPendingUpgrade(Error),
}

Available on crate feature client only.

Possible errors from upgrading to a WebSocket connection

Variants

ProtocolSwitch(StatusCode)

The server did not respond with SWITCHING_PROTOCOLS status when upgrading the connection.

MissingUpgradeWebSocketHeader

Upgrade header was not set to websocket (case insensitive)

MissingConnectionUpgradeHeader

Connection header was not set to Upgrade (case insensitive)

SecWebSocketAcceptKeyMismatch

Sec-WebSocket-Accept key mismatched.

SecWebSocketProtocolMismatch

Sec-WebSocket-Protocol mismatched.

GetPendingUpgrade(Error)

Failed to get pending HTTP upgrade.

Trait Implementations

impl Debug for UpgradeConnectionError

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

Formats the value using the given formatter.

impl Display for UpgradeConnectionError

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

Formats the value using the given formatter.

impl Error for UpgradeConnectionError

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.