diff options
Diffstat (limited to 'lib/future.mli')
| -rw-r--r-- | lib/future.mli | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/future.mli b/lib/future.mli index 39be0c180..f07d325e0 100644 --- a/lib/future.mli +++ b/lib/future.mli @@ -59,4 +59,6 @@ val set_freeze : (unit -> Dyn.t) -> (Dyn.t -> unit) -> unit (* Once set_freeze is called we can purify a computation *) val purify : ('a -> 'b) -> 'a -> 'b +(* And also let a function alter the state but backtrack if it raises exn *) +val transactify : ('a -> 'b) -> 'a -> 'b |