ByteBlockReader.seek.block.construct: 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 481-500 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=481&end_line=500

import Base
import mylsm-lsm-store@0.6.0.1/src/hub_sha/sha256.bend as SHA
import bend-kit-bytes@0.3.2.0/bytes.bend as Bytes

def seek.block.construct(
  file: File,
  size: Nat,
  header: Bytes.Bytes,
  index_offset: Nat,
  total: U32,
  block_count: U32,
  root_hash: SHA.Stream,
  index_hash: SHA.Stream,
  index: U32,
  offset: U32,
  valid: Bool
) -> IO(Result<&1, &1, U32 & String, Reader>):
  match valid:
    case False{}: seek.block.invalid(file)
    case True{}:
      IO.pure(Result<&1, &1, U32 & String, Reader>,
        Done{Reader{file, State{size, header, index_offset,
          Nat.sub(U32.to_nat(offset), 20n), total, block_count, index, 0,
          root_hash, index_hash, None{}, True{}}}})

Uses (17):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=File
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO.pure
  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=Nat.sub
  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=Base/base.bend&name=U32.to_nat
  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=mylsm-lsm-store@0.6.0.1/src/hub_sha/sha256.bend&name=Stream
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend&name=Reader
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend&name=State
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend&name=seek.block.invalid