Enum EngineQueriesError

pub enum EngineQueriesError {
    OutputChannelClosed,
    BlockRetrievalFailed(EngineClientError),
    NoWithdrawalsRoot,
    NoL2BlockFound(BlockNumberOrTag),
    FailedToRetrieveWithdrawalsRoot(RpcError<TransportErrorKind>),
}

An error that can occur when querying the engine.

Variants

OutputChannelClosed

The output channel was closed unexpectedly. Impossible to send query response.

BlockRetrievalFailed(EngineClientError)

Failed to retrieve the L2 block by label.

NoWithdrawalsRoot

No block withdrawals root while Isthmus is active.

NoL2BlockFound(BlockNumberOrTag)

No L2 block found for block number or tag.

FailedToRetrieveWithdrawalsRoot(RpcError<TransportErrorKind>)

Impossible to retrieve L2 withdrawals root from state.

Trait Implementations

impl Debug for EngineQueriesError

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

Formats the value using the given formatter.

impl Display for EngineQueriesError

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

Formats the value using the given formatter.

impl Error for EngineQueriesError

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 #99301)

Provides type-based access to context intended for error reports.

impl From<EngineClientError> for EngineQueriesError

fn from(source: EngineClientError) -> Self

Converts to this type from the input type.

impl From<RpcError<TransportErrorKind>> for EngineQueriesError

fn from(source: RpcError<TransportErrorKind>) -> Self

Converts to this type from the input type.