mirror of
https://github.com/c-cube/moonpool.git
synced 2025-12-06 03:05:30 -05:00
28 lines
837 B
OCaml
28 lines
837 B
OCaml
(** Example from
|
|
https://discuss.ocaml.org/t/confused-about-moonpool-cancellation/15381 *)
|
|
|
|
let ( let@ ) = ( @@ )
|
|
|
|
let () =
|
|
let@ () = Trace_tef.with_setup () in
|
|
let@ _ = Moonpool_fib.main in
|
|
|
|
(* let@ runner = Moonpool.Ws_pool.with_ () in *)
|
|
let@ runner = Moonpool.Background_thread.with_ () in
|
|
|
|
(* Pretend this is some long-running read loop *)
|
|
for i = 1 to 10 do
|
|
Printf.printf "MAIN LOOP %d\n%!" i;
|
|
Moonpool_fib.check_if_cancelled ();
|
|
let _ : _ Moonpool_fib.t =
|
|
Moonpool_fib.spawn ~on:runner ~protect:false (fun () ->
|
|
Printf.printf "RUN FIBER %d\n%!" i;
|
|
Moonpool_fib.check_if_cancelled ();
|
|
Format.printf "FIBER %d NOT CANCELLED YET@." i;
|
|
failwith "BOOM")
|
|
in
|
|
Moonpool_fib.yield ();
|
|
(* Thread.delay 0.2; *)
|
|
(* Thread.delay 0.0001; *)
|
|
()
|
|
done
|