def decode.checksum.comparison

mylsm-lsm-store@0.6.0.1 · src/ByteWal.bend:859

import Base
import mylsm-lsm-store@0.6.0.1/src/Wal.bend as Wal
import bend-kit-bytes@0.3.2.0/bytes.bend as Bytes

859# Returns the decoded batch only when the checksum agrees.
860def decode.checksum.comparison(
861  comparison: Bytes.Bytes & Bytes.Bytes & Bool,
862  batch: Batch
863) -> Result<&1, &1, Wal.Error, Batch>:
864  match comparison:
865    case (_, _, True{}):
866      Done{batch}
867    case (_, _, False{}):
868      Fail{Wal.ChecksumMismatch{}}