parcel-bundler/lib/cli.js

<p align="center"> <a href="https://parceljs.org/" target="_blank"> <img alt="Parcel" src="https://user-images.githubusercontent.com/19409/31321658-f6aed0f2-ac3d-11e7-8100-1587e676e0ec.png" width="749"> </a> </p>

'use strict';

let bundle = (() => {
  var _ref = _asyncToGenerator(function* (main, command) {
    // Require bundler here so the help command is fast
    const Bundler = require('../');

    if (command.name() === 'build') {
      process.env.NODE_ENV = 'production';
    } else {
      process.env.NODE_ENV = process.env.NODE_ENV || 'development';
    }

    const bundler = new Bundler(main, command);

    if (command.name() === 'serve') {
      const server = yield bundler.serve(command.port || 1234);
      if (command.open) {
        require('opn')(`http://localhost:${server.address().port}`);
      }
    } else {
      bundler.bundle();
    }
  });

  return function bundle(_x, _x2) {
    return _ref.apply(this, arguments);
  };
})();

function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }

require('v8-compile-cache');
const chalk = require('chalk');
const program = require('commander');
const version = require('../package.json').version;

program.version(version);

program.command('serve [input]').description('starts a development server').option('-p, --port <port>', 'set the port to serve on. defaults to 1234', parseInt).option('-o, --open', 'automatically open in default browser').option('-d, --out-dir <path>', 'set the output directory. defaults to "dist"').option('--public-url <url>', 'set the public URL to serve on. defaults to the same as the --out-dir option').option('--no-hmr', 'disable hot module replacement').option('--no-cache', 'disable the filesystem cache').option('-V, --version', 'output the version number').action(bundle);

program.command('watch [input]').description('starts the bundler in watch mode').option('-d, --out-dir <path>', 'set the output directory. defaults to "dist"').option('--public-url <url>', 'set the public URL to serve on. defaults to the same as the --out-dir option').option('--no-hmr', 'disable hot module replacement').option('--no-cache', 'disable the filesystem cache').action(bundle);

program.command('build [input]').description('bundles for production').option('-d, --out-dir <path>', 'set the output directory. defaults to "dist"').option('--public-url <url>', 'set the public URL to serve on. defaults to the same as the --out-dir option').option('--no-minify', 'disable minification').option('--no-cache', 'disable the filesystem cache').action(bundle);

program.command('help [command]').description('display help information for a command').action(function (command) {
  let cmd = program.commands.find(c => c.name() === command) || program;
  cmd.help();
});

program.on('--help', function () {
  console.log('');
  console.log('  Run `' + chalk.bold('parcel help <command>') + '` for more information on specific commands');
  console.log('');
});

// Make serve the default command
var args = process.argv;
if (!args[2] || !program.commands.some(c => c.name() === args[2])) {
  args.splice(2, 0, 'serve');
}

program.parse(args);