Enum FetchBlockError 

pub enum FetchBlockError {
    SendError,
    DatabaseOptFailed {
        error: String,
    },
    RecvError,
    UnknownHash,
}

Errors occuring when the client is fetching blocks from the node.

Variants

SendError

The channel to the node was likely closed and dropped from memory. This implies the node is not running.

DatabaseOptFailed

The database operation failed while attempting to find the header.

Fields

error: String

The message from the backend describing the failure.

RecvError

The channel to the client was likely closed by the node and dropped from memory.

UnknownHash

The hash is not a member of the chain of most work.

Trait Implementations

impl Debug for FetchBlockError

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

Formats the value using the given formatter.

impl Display for FetchBlockError

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

Formats the value using the given formatter.

impl Error for FetchBlockError

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.