Method fmt

types/src/checkpoint.rs:153–175

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

                "Pending checkpoint not allowed",
            ));
        }

        Ok(state)
    }
}

#[derive(Debug)]
pub enum CheckpointVerificationError {
    NoHeaders,
    NonContiguousEpochs {
        expected: u64,
        found: u64,
    },
    SignatureVerificationFailed {
        epoch: u64,
    },
    CheckpointHashMismatch,
    PrevEpochHeaderHashMismatch {
        epoch: u64,
    },
    InvalidGenesisHash(String),
    WeakSubjectivityEpochUnavailable {
        epoch: u64,
        highest: u64,
    },
    WeakSubjectivityHeaderDigestMismatch {