package preface

  1. Overview
  2. Docs
package preface
Legend:
Page
Library
Module
Module type
Parameter
Class
Class type
Source

Source file invariant.ml

1
2
3
4
5
6
7
8
9
10
11
12
13
14
module Via_invmap (I : Preface_specs.Invariant.WITH_INVMAP) = I

module From_functor (F : Preface_specs.Functor.CORE) = Via_invmap (struct
  type 'a t = 'a F.t

  let invmap f _ = F.map f
end)

module From_contravariant (F : Preface_specs.Contravariant.CORE) =
Via_invmap (struct
  type 'a t = 'a F.t

  let invmap _ f = F.contramap f
end)
OCaml

Innovation. Community. Security.

GitHub Discord Twitter Peertube RSS
About
Changelog Releases Industrial Users Academic Users Why OCaml
Ecosystem
Packages Community Events OCaml Planet Jobs
Resources
Install OCaml Get Started Platform Tools Language Manual Standard Library API Books Exercises Papers OCaml Playground Logo
Policies
Carbon Footprint Governance Privacy Code of Conduct