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type t = bool
let equal (a : bool) b = Stdlib.( = ) a b
let compare (a : bool) b = Stdlib.compare a b
let if_then f x =
if x then
Some (f ())
else
None
let if_then_else f g x =
if x then
f ()
else
g ()
let to_int (x : bool) : int =
if x then
1
else
0
let of_int x : t = x <> 0
type 'a printer = Format.formatter -> 'a -> unit
let pp = Format.pp_print_bool