Add product and sum types

lib/values.js

@@ -0,0 +1,33 @@
+import {Int, Bool, Double} from "../primitives/symbols.js";
+import { makeListModule } from "../structures/list_common.js";
+import { makeProductType } from "../structures/product.js";
+import { makeSumType } from "../structures/sum.js";
+import { getListType, prodType, sumType } from "../type_registry.js";
+
+const ListOfInt = getListType(Int);
+const ListOfIntModule = makeListModule(Int);
+
+const ListOfListOfInt = getListType(ListOfInt);
+const ListOfListOfIntModule = makeListModule(ListOfInt);
+
+export const ModuleValues = [
+  {i: 0n, t: Int},
+  {i: 42n, t: Int},
+  {i: false, t: Bool},
+  {i: 3.14159265359, t: Double},
+
+  {i: {l:[42n, 43n]}      , t: ListOfInt},
+  {i: {l:[{l:[42n, 43n]}, {l:[999n]}]}, t: ListOfListOfInt},
+
+  // i'm lazy
+  ...ListOfIntModule,
+  ...ListOfListOfIntModule,
+
+
+  ...makeProductType(Int, Bool),
+
+  ...makeSumType(Int, Bool),
+
+  {i: {left: 42n, right: true}, t: prodType(Int, Bool)},
+  {i: {variant: "L", value: 100n}, t: sumType(Int, Bool)},
+];