module OP: sig .. end
sig
end
val (|>) : ('a -> 'b) -> ('b -> 'c) -> 'a -> 'c
('a -> 'b) -> ('b -> 'c) -> 'a -> 'c
val finally : (unit -> 'a) -> (unit -> unit) -> 'a
(unit -> 'a) -> (unit -> unit) -> 'a
finally f cleaner
cleaner
f