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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.import {  createGraph,  Module,} from "https://deno.land/x/deno_graph@0.37.1/mod.ts";import { walk } from "../fs/walk.ts";
const ROOT = new URL("../", import.meta.url);const EXTS = [".mjs", ".ts"];const SKIP = [/(test|bench|node\/)/];const BAD_IMPORT = new URL("../testing/asserts.ts", import.meta.url);const EXCEPTION = new URL("../node/assert.ts", import.meta.url);
async function getFilePaths(): Promise<string[]> {  const paths: string[] = [];  for await (const { path } of walk(ROOT, { exts: EXTS, skip: SKIP })) {    paths.push("file://" + path);  }  return paths;}
function hasBadImports({ dependencies }: Module): boolean {  return Object.values(dependencies!)    .some(({ code }) => code?.specifier?.includes(BAD_IMPORT.href));}
async function getFilePathsWithBadImports(): Promise<string[]> {  const paths = await getFilePaths();  const { modules } = await createGraph(paths);  return modules.filter(hasBadImports)    .map(({ specifier }: Module) => specifier)    .filter((path) => path !== EXCEPTION.href);}
const paths = await getFilePathsWithBadImports();if (paths.length > 0) {  console.error(    "Non-test code must use `_util/assert.ts` for assertions. Please fix:",  );  paths.forEach((path) => console.error("- " + path));  Deno.exit(1);}