Restore.restore.block.frame.field: def of mylsm-lsm-store@0.6.0.1
Import: import mylsm-lsm-store@0.6.0.1/src/transfer/Restore.bend as Restore
Lines 511-524 of mylsm-lsm-store@0.6.0.1/src/transfer/Restore.bend: https://jend.leeeet.dev/read.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/Restore.bend&start_line=511&end_line=524

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

def restore.block.frame.field(
  pair: Bytes.Bytes & Maybe<&2, U32>,
  +offset: Nat,
  index: U32,
  record_count: U32
) -> Result<&1, &1, Error, BlockHeader>:
  match pair:
    case (input, result):
      match result:
        case None{}: Fail{InvalidFormat{}}
        case Some{+frame_length}:
          restore.block.frame.length.checked(Bytes.length(input), offset,
            index, record_count, frame_length,
            U32.is_le(frame_length, StorageBytes.MAX_BLOCK_BYTES()))

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  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=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=length
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/StorageBytes.bend&name=MAX_BLOCK_BYTES
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/Restore.bend&name=BlockHeader
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/Restore.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/Restore.bend&name=restore.block.frame.length.checked