pegjs/spec/server

#!/usr/bin/env node

"use strict";

/* eslint-env node */
/* eslint-disable no-console */

// Small server whose main purpose is to ensure that both the specced code and
// the specs get passed through Babel & Browserify before they are served to the
// browser.

let babelify = require("babelify");
let browserify = require("browserify");
let express = require("express");
let glob = require("glob");
let logger = require("morgan");

let app = express();

app.use(logger("dev"));
app.use(express.static(__dirname));

app.get("/bundle.js", (req, res) => {
  let files = glob.sync(`${__dirname}/**/*.js`, {
    ignore: `${__dirname}/vendor/**/*`
  });

  browserify(files)
    .transform(babelify, { presets: "es2015", compact: false })
    .bundle()
    .pipe(res);
});

app.listen(8000, () => {
  console.log("Spec server running at http://localhost:8000...");
});