import {Function} from "../metacircular.js";

// import {Typed} from "../typed.js";

// import {Bool} from "../primitives/symbols.js";
// import {deepEqual} from "../util.js";
// import {Conformable, conformanceCheck} from "../typeclasses/conformable.js";

// // Identity function
// const idBoundToType = Symbol('idBoundToType');

// const id = type => x => x;
// const idFn = {name: "id", inType: Type, outType: {inType: Type, outType: Type}, fn: id};
// const idIsConform = {
//   name: "isConform",
//   inType: idBoundToType,
//   outType: Bool,
//   fn: fn => deepEqual(fnIn(fn), fnOut(fn))
// }

// export const ModuleId = [
//   {i: idBoundToType, t: Type},
//   {i: idFn, t: Function},
//   ... makeTypedFnInOut({f: idBoundToType, inType: Type, outType: Type}),

//   {i: idBoundToType, t: Conformable},
//   {i: idIsConform, t: conformanceCheck},
// ];

// generates explicitly typed id-function
export const makeIdFn = typ => {
  const Typ_to_Typ = {in: typ, out: typ};
  const id = x => x;
  return [
    {i: id        , t: Typ_to_Typ},
    {i: Typ_to_Typ, t: Function},
  ];
};