Module type Computation.OPTION_REF_OUTPUT


module type OPTION_REF_OUTPUT = sig .. end
Output signature of OptionRef.

include Computation.REF_OUTPUT
val memo : ?change:(data -> data) -> (unit -> data) -> data
Memoization. Compute on need the stored value. If the data is already computed (i.e. is not None), it is possible to change with change.
val map : (data -> data) -> data option
val may : (data -> unit) -> unit
val get_option : unit -> data option
Since Beryllium-20090901