DbLock.lock_file: def of mylsm-lsm-store@0.6.0.1
Import: import mylsm-lsm-store@0.6.0.1/src/DbLock.bend as DbLock
Lines 84-88 of mylsm-lsm-store@0.6.0.1/src/DbLock.bend: https://jend.leeeet.dev/read.txt?path=mylsm-lsm-store@0.6.0.1/src/DbLock.bend&start_line=84&end_line=88

import Base
import mylsm-lsm-store@0.6.0.1/src/DurableError.bend as DurableError

# Attempts the nonblocking OS lock on the open file.
def lock_file(file: File, operation: String, path: String) -> IO(Result<&1, &1, DurableError.Error, Lock>):
  do IO<Result<&1, &1, DurableError.Error, Lock>>:
    pair : File & Result<&1, &1, U32 & String, Unit> <- DbLock.try_lock(file)
    lock_result(pair, operation, path)

Uses (12):
  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.bind
  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=Unit
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/DbLock.bend&name=DbLock.try_lock
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/DbLock.bend&name=Lock
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/DbLock.bend&name=lock_result
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/DurableError.bend&name=Error