ByteBlockReader.measure_key_result: def of mylsm-lsm-store@0.6.0.1
Import: import mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend as ByteBlockReader
Lines 940-953 of mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend: https://jend.leeeet.dev/read.txt?path=mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend&start_line=940&end_line=953

import Base
import mylsm-lsm-store@0.6.0.1/src/ByteWal.bend as ByteWal
import mylsm-lsm-store@0.6.0.1/src/Wal.bend as Wal

# Handles measure key result.
def measure_key_result(
  result: Result<&1, &1, Wal.Error, ByteWal.ValueMetadata>
) -> Result<&1, &1, U32 & String, ByteWal.ValueMetadata>:
  match result:
    case Done{value}: Done{value}
    case Fail{Wal.ChecksumMismatch{}}:
      Fail{corruption("byte SST block checksum mismatch")}
    case Fail{Wal.Malformed{}}:
      Fail{corruption("malformed byte SST metadata")}
    case Fail{Wal.TooLarge{}}:
      Fail{corruption("byte SST metadata exceeds decoder bounds")}
    case Fail{Wal.InvalidUtf8{}}:
      Fail{corruption("byte SST metadata contains invalid text")}

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/ByteWal.bend&name=ValueMetadata
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/Wal.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend&name=corruption