nim-eth/eth/async_utils.nim

23 lines
570 B
Nim

import
chronos, chronicles, chronicles/chronos_tools
export
chronos_tools
template awaitWithTimeout*[T](operation: Future[T],
deadline: Future[void],
onTimeout: untyped): T =
let f = operation
await f or deadline
if not f.finished:
cancel f
onTimeout
else:
f.read
template awaitWithTimeout*[T](operation: Future[T],
timeout: Duration,
onTimeout: untyped): T =
awaitWithTimeout(operation, sleepAsync(timeout), onTimeout)