import { tree } from "https://deno.land/x/fun@v2.0.0/tree.ts";
This is a constructor function, taking a single value A and optionally an array of Tree and returning a Tree.
import { tree } from "https://deno.land/x/fun@v2.0.0/tree.ts";
This is a constructor function, taking a single value A and optionally an array of Tree and returning a Tree.