BackupOwnerCursorIo.export: def of mylsm-lsm-store@0.6.0.1
Import: import mylsm-lsm-store@0.6.0.1/src/transfer/BackupOwnerCursorIo.bend as BackupOwnerCursorIo
Lines 365-378 of mylsm-lsm-store@0.6.0.1/src/transfer/BackupOwnerCursorIo.bend: https://jend.leeeet.dev/read.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/BackupOwnerCursorIo.bend&start_line=365&end_line=378

import Base
import mylsm-lsm-store@0.6.0.1/src/Fs.bend as Fs
import mylsm-lsm-store@0.6.0.1/src/transfer/BackupCursor.bend as BackupCursor
import mylsm-lsm-store@0.6.0.1/src/transfer/BackupCursorIo.bend as BackupCursorIo
import mylsm-lsm-store@0.6.0.1/src/transfer/BackupIo.bend as BackupIo

# Exports a retained owner cursor through bounded checksummed backup blocks.
def export(
  +destination: String,
  source: OwnerSource,
  entry_count: Nat,
  fuel: Nat
) -> IO(Result<&1, &1, BackupIo.Error, Unit>):
  +temporary = destination ++ ".backup-060.tmp"
  do IO<Result<&1, &1, BackupIo.Error, Unit>>:
    initial : BackupCursor.Step <- IO.pure(BackupCursor.Step,
      BackupCursor.start.owner(entry_count))
    exists : Result<&1, &1, U32 & String, Bool> <-
      Fs.exists(BackupCursorIo.path.clone(destination))
    destination.checked(destination, temporary, source, initial, fuel, exists)

Uses (18):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO.bind
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO.pure
  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=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/Fs.bend&name=exists
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/BackupCursor.bend&name=Step
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/BackupCursor.bend&name=start.owner
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/BackupCursorIo.bend&name=path.clone
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/BackupIo.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/BackupOwnerCursorIo.bend&name=OwnerSource
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/transfer/BackupOwnerCursorIo.bend&name=destination.checked