parcel-bundler/lib/cli.js

'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';
    }

    if (command.cert && command.key) {
      command.https = {
        cert: command.cert,
        key: command.key
      };
    }

    const bundler = new Bundler(main, command);

    if (command.name() === 'serve') {
      const server = yield bundler.serve(command.port || 1234, command.https);
      if (command.open) {
        yield require('./utils/openInBrowser')(`${command.https ? 'https' : 'http'}://localhost:${server.address().port}`, command.open);
      }
    } 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('--hmr-port <port>', 'set the port to serve HMR websockets, defaults to random', parseInt).option('--hmr-hostname <hostname>', 'set the hostname of HMR websockets, defaults to location.hostname of current window').option('--https', 'serves files over HTTPS').option('--cert <path>', 'path to certificate to use with HTTPS').option('--key <path>', 'path to private key to use with HTTPS').option('--open [browser]', 'automatically open in specified browser, defaults to default browser').option('-d, --out-dir <path>', 'set the output directory. defaults to "dist"').option('-o, --out-file <filename>', 'set the output filename for the application entry point.').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('--no-source-maps', 'disable sourcemaps').option('--no-autoinstall', 'disable autoinstall').option('-t, --target [target]', 'set the runtime environment, either "node", "browser" or "electron". defaults to "browser"', /^(node|browser|electron)$/).option('-V, --version', 'output the version number').option('--log-level <level>', 'set the log level, either "0" (no output), "1" (errors), "2" (warnings + errors) or "3" (all).', /^([0-3])$/).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('-o, --out-file <filename>', 'set the output filename for the application entry point.').option('--public-url <url>', 'set the public URL to serve on. defaults to the same as the --out-dir option').option('--hmr-port <port>', 'set the port to serve HMR websockets, defaults to random', parseInt).option('--hmr-hostname <hostname>', 'set the hostname of HMR websockets, defaults to location.hostname of current window').option('--no-hmr', 'disable hot module replacement').option('--no-cache', 'disable the filesystem cache').option('--no-source-maps', 'disable sourcemaps').option('--no-autoinstall', 'disable autoinstall').option('-t, --target [target]', 'set the runtime environment, either "node", "browser" or "electron". defaults to "browser"', /^(node|browser|electron)$/).option('--log-level <level>', 'set the log level, either "0" (no output), "1" (errors), "2" (warnings + errors) or "3" (all).', /^([0-3])$/).action(bundle);

program.command('build [input]').description('bundles for production').option('-d, --out-dir <path>', 'set the output directory. defaults to "dist"').option('-o, --out-file <filename>', 'set the output filename for the application entry point.').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').option('--no-source-maps', 'disable sourcemaps').option('-t, --target <target>', 'set the runtime environment, either "node", "browser" or "electron". defaults to "browser"', /^(node|browser|electron)$/).option('--detailed-report', 'print a detailed build report after a completed build').option('--log-level <level>', 'set the log level, either "0" (no output), "1" (errors), "2" (warnings + errors) or "3" (all).', /^([0-3])$/).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 except for --help
var args = process.argv;
if (args[2] === '--help' || args[2] === '-h') args[2] = 'help';
if (!args[2] || !program.commands.some(c => c.name() === args[2])) {
  args.splice(2, 0, 'serve');
}

program.parse(args);