polymerx-cli/dist/commands/build.js

Unlock the power of Polymer 3, Web Components and modern web tools.

"use strict";

exports.__esModule = true;
exports.default = void 0;

var _path = require("path");

var _rimraf = _interopRequireDefault(require("rimraf"));

var _ora = _interopRequireDefault(require("ora"));

var _pify = _interopRequireDefault(require("pify"));

var _isDir = _interopRequireDefault(require("../lib/is-dir"));

var _getPkg = _interopRequireDefault(require("../lib/get-pkg"));

var _error = _interopRequireDefault(require("../lib/error"));

var _logStats = require("../lib/webpack/log-stats");

var _runWebpack = _interopRequireDefault(require("../lib/webpack/run-webpack"));

var _asyncCommand = _interopRequireDefault(require("../lib/async-command"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

const pRimRaf = (0, _pify.default)(_rimraf.default);

var _default = (0, _asyncCommand.default)({
  command: 'build [src] [dest]',
  desc: 'Create a production build in build/',
  builder: {
    cwd: {
      description: 'A directory to use instead of $PWD.',
      default: '.'
    },
    src: {
      description: 'Entry file (index.js)',
      default: 'src'
    },
    dest: {
      description: 'Directory root for output',
      default: 'dist'
    },
    workers: {
      description: 'Add a Service Workers to the application.',
      alias: 'w',
      type: 'boolean',
      default: true
    },
    clean: {
      description: 'Clear output directory before building.',
      type: 'boolean',
      default: true
    },
    json: {
      description: 'Generate build statistics for analysis.',
      type: 'boolean',
      default: false
    },
    config: {
      description: 'Path to custom polymerx.config.js',
      alias: 'c'
    }
  },

  async handler(argv) {
    const spinner = (0, _ora.default)({
      text: 'Preparing build things...',
      color: 'magenta'
    }).start();
    const cwd = (0, _path.resolve)(argv.cwd);
    const modules = (0, _path.resolve)(cwd, 'node_modules');

    if (!(0, _isDir.default)(modules)) {
      (0, _error.default)('No `node_modules` found! Please run `npm install` before continuing.', spinner);
      return process.exit(1);
    }

    if (argv.clean) {
      const dest = (0, _path.resolve)(cwd, argv.dest || 'dist');
      await pRimRaf(dest);
    }

    const pkg = await (0, _getPkg.default)(argv.cwd);

    const newArgv = _extends({}, argv, {
      production: true,
      pkg
    });

    spinner.color = 'yellow';
    spinner.text = 'Running compiler...';

    try {
      const results = await (0, _runWebpack.default)(newArgv);
      (0, _logStats.endBuildMessage)(results, spinner);
      (0, _logStats.showStats)(results);
      (0, _logStats.endMessage)(results.toJson().assets);
    } catch (error) {
      console.error('\n' + error);
    }
  }

});

exports.default = _default;