Fs.read_at: def of mylsm-lsm-store@0.6.0.1
Import: import mylsm-lsm-store@0.6.0.1/src/Fs.bend as Fs
Lines 351-358 of mylsm-lsm-store@0.6.0.1/src/Fs.bend: https://jend.leeeet.dev/read.txt?path=mylsm-lsm-store@0.6.0.1/src/Fs.bend&start_line=351&end_line=358

import Base
import bend-kit-bytes@0.3.2.0/bytes.bend as StorageBytes

# Reads bounded bytes at a file offset without changing its current position.
def read_at(
  file: File,
  +offset: U32,
  +max: U32
) -> IO(File & Result<&1, &1, U32 & String, StorageBytes.Bytes>):
  read_at.start(file, read_at.nat.clone(U32.to_nat(offset)),
    read_at.nat.clone.triple(U32.to_nat(max)))

Uses (11):
  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=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/Fs.bend&name=read_at.nat.clone
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/Fs.bend&name=read_at.nat.clone.triple
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/Fs.bend&name=read_at.start