esm.mjs

import path from "node:path";
import { release, version } from "node:os";
import { createServer as createServerHttp } from "node:http";
import { fileURLToPath } from "url";
import { createRequire } from "node:module";

import a from "./files/a.json" with { type: "json" };
import b from "./files/b.json" with { type: "json" };

const require = createRequire(import.meta.url);
require("./files/c.js");

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

const random = Math.random();

const unknownObject = random > 0.5 ? a : b

console.log(`Release ${release()}`);
console.log(`Version ${version()}`);
console.log(`Path segment separator is "${path.sep}"`);

console.log(`Path to current file is ${__filename}`);
console.log(`Path to current directory is ${__dirname}`);

const myServer = createServerHttp((_, res) => {
  res.end("Request accepted");
});

const PORT = 3000;

console.log(unknownObject);

myServer.listen(PORT, () => {
  console.log(`Server is listening on port ${PORT}`);
  console.log("To terminate it, use Ctrl+C combination");
});

export default {
  unknownObject,
  myServer,
};