Alt (p.preface.0.1.0.doc.preface.stdlib.Preface

Parameters

module T : Preface_specs.Types.T0

type 'a t = (T.t, 'a) Bifunctor.t

The type held by the Alt.

val combine : 'a t -> 'a t -> 'a t

Combine two values of 'a t into one.

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

Mapping over from 'a to 'b over 'a t to 'b t.

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

times n x apply combine on x n times. If n is lower than 1 the function will returns None.

val reduce_nel : 'a t Preface_core.Nonempty_list.t -> 'a t

Reduce a Nonempty_list.t using combine.

val replace : 'a -> 'b t -> 'a t

Create a new 'a t, replacing all values in the 'b t by given a value of 'a.

val void : 'a t -> unit t

Create a new unit t, replacing all values in the 'a t by unit.

module Infix : Preface_specs.Alt.INFIX with type 'a t := 'a t

val (<|>) : 'a t -> 'a t -> 'a t

Infix version of CORE.combine

val (<$>) : ('a -> 'b) -> 'a t -> 'b t

val (<&>) : 'a t -> ('a -> 'b) -> 'b t

val (<$) : 'a -> 'b t -> 'a t

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