Runner.swap: def of bend-kit-runner@0.13.0.1
Import: import bend-kit-runner@0.13.0.1/runner.bend as Runner
Lines 1486-1492 of bend-kit-runner@0.13.0.1/runner.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-runner@0.13.0.1/runner.bend&start_line=1486&end_line=1492

import Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
import bend-kit-journal@0.3.0.1/journal.bend as J
import bend-kit-files@0.3.0.0/files.bend as Files

# Writes snap as the only record of path.compact, fsyncs it, and renames it over path.
def swap(+path: String, +limit: U32, snap: Bytes.Bytes) -> IO(Swap):
  +tmp = path ++ ".compact"
  do IO<Swap>:
    gone : Out(Unit) <- Files.remove(tmp)
    x : Out(J.Journal & Unit) <- J.open(~Unit, ~(a => b => a), tmp, limit, limit, Unit{})
    swap.opened(path, tmp, limit, x, snap)

Uses (14):
  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=Pair
  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=bend-kit-bytes@0.3.3.0/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=bend-kit-files@0.3.1.0/files.bend&name=remove
  https://jend.leeeet.dev/definition.txt?path=bend-kit-journal@0.3.1.0/journal.bend&name=Journal
  https://jend.leeeet.dev/definition.txt?path=bend-kit-journal@0.3.1.0/journal.bend&name=open
  https://jend.leeeet.dev/definition.txt?path=bend-kit-runner@0.13.0.1/runner.bend&name=Out
  https://jend.leeeet.dev/definition.txt?path=bend-kit-runner@0.13.0.1/runner.bend&name=Swap
  https://jend.leeeet.dev/definition.txt?path=bend-kit-runner@0.13.0.1/runner.bend&name=swap.opened