package qcheck

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type 'a t = 'a -> string

Printer for values of type 'a.

val unit : unit t
  • since 0.6
val int : int t
  • since 0.6

Integer printer.

val bool : bool t

Integer printer.

Boolean printer.

val float : float t

Boolean printer.

Floating point number printer.

val char : char t

Floating point number printer.

Character printer.

val string : string t

Character printer.

String printer.

val option : 'a t -> 'a option t

String printer.

Option printer.

val pair : 'a t -> 'b t -> ('a * 'b) t

Pair printer. Expects printers for each component.

val triple : 'a t -> 'b t -> 'c t -> ('a * 'b * 'c) t

Pair printer. Expects printers for each component.

Triple (3-tuple) printer. Expects printers for each component.

val quad : 'a t -> 'b t -> 'c t -> 'd t -> ('a * 'b * 'c * 'd) t

Triple (3-tuple) printer. Expects printers for each component.

Quadruple (4-tuple) printer. Expects printers for each component.

val list : 'a t -> 'a list t

List printer. Expects a printer for the list element type.

val array : 'a t -> 'a array t

List printer. Expects a printer for the list element type.

Array printer. Expects a printer for the array entry type.

val comap : ('a -> 'b) -> 'b t -> 'a t

comap f p maps p, a printer of type 'b, to a printer of type 'a by first converting a printed value using f : 'a -> 'b.