import { fnType } from "../type_registry.js";
import {Type, Function} from "../metacircular.js";

import {Bool, Int} from "./symbols.js";

export const addInt = x => y => x + y;
export const mulInt = x => y => x * y;
export const eqInt  = x => y => x === y;

const Int_to_Int  = fnType({in: Int, out: Int });
const Int_to_Bool = fnType({in: Int, out: Bool});
export const Int_to_Int_to_Int  = fnType({in: Int, out: Int_to_Int});
export const Int_to_Int_to_Bool = fnType({in: Int, out: Int_to_Bool});


export const ModuleInt = [
  {i: Int                , t: Type               },

  {i: Int_to_Int_to_Int  , t: Function           },
  {i: Int_to_Int_to_Bool , t: Function           },
  {i: Int_to_Int         , t: Function           },
  {i: Int_to_Bool        , t: Function           },

  {i: addInt             , t: Int_to_Int_to_Int  },
  {i: mulInt             , t: Int_to_Int_to_Int  },
  {i: eqInt              , t: Int_to_Int_to_Bool },
];