Walks the file tree rooted at root, yielding each file or directory in the tree filtered according to the given options.

Options:

• maxDepth?: number = Infinity;
• includeFiles?: boolean = true;
• includeDirs?: boolean = true;
• followSymlinks?: boolean = false;
• exts?: string[];
• match?: RegExp[];
• skip?: RegExp[];

      import { walk } from "https://deno.land/std@0.164.0/fs/walk.ts";
      import { assert } from "https://deno.land/std@0.164.0/testing/asserts.ts";

      for await (const entry of walk(".")) {
        console.log(entry.path);
        assert(entry.isFile);
      }