module Unit: BatUnit
typet =
unit
()
.val string_of : t -> string
Returns "()"
.
val of_string : string -> t
Accepts "()"
. Raises Invalid_argument "unit_of_string"
if the
given string is not "()"
.
val compare : t -> t -> int
Always returns 0.
val print : 'a BatInnerIO.output -> unit -> unit