diff options
| -rw-r--r-- | lib/pure/concurrency/threadpool.nim | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/pure/concurrency/threadpool.nim b/lib/pure/concurrency/threadpool.nim index a431691ad..7080e16eb 100644 --- a/lib/pure/concurrency/threadpool.nim +++ b/lib/pure/concurrency/threadpool.nim @@ -221,11 +221,17 @@ proc awaitAndThen*[T](fv: FlowVar[T]; action: proc (x: T) {.closure.}) = action(fv.blob) finished(fv) -proc `^`*[T](fv: FlowVar[ref T]): foreign ptr T = +proc unsafeRead*[T](fv: FlowVar[ref T]): foreign ptr T = ## blocks until the value is available and then returns this value. await(fv) result = cast[foreign ptr T](fv.data) +proc `^`*[T](fv: FlowVar[ref T]): ref T = + ## blocks until the value is available and then returns this value. + await(fv) + let src = cast[ref T](fv.data) + deepCopy result, src + proc `^`*[T](fv: FlowVar[T]): T = ## blocks until the value is available and then returns this value. await(fv) |