import { fnType } from "./structures/function.js";
import { Type } from "./metacircular.js";

// Everything is (implicitly) typed by the Any type.
export const Any = { symbol: Symbol('Any'), params: [] };

// A type-link, connecting a value to its Type.
export const Typed = { symbol: Symbol('Typed'), params: [] };

const getInst = lnk => lnk.i;
const getType = lnk => lnk.t;

const Typed_to_Type = fnType({in: Any, out: Type});

export const ModuleTyped = {l:[
  {i: Typed, t: Type},

  {i: Typed_to_Type, t: Type},

  {i: getInst, t: Typed_to_Type},
  {i: getType, t: Typed_to_Type},
]};