How to use the @parcel/logger.progress function in @parcel/logger

let numBundles = this.bundleNameMap ? this.bundleNameMap.size : 0;
      this.bundleNameMap = this.mainBundle.getBundleNameMap(
        this.options.contentHash,
      );

      for (let asset of changedAssets) {
        asset.replaceBundleNames(this.bundleNameMap);
      }

      // Emit an HMR update if this is not the initial bundle.
      let bundlesChanged = numBundles !== this.bundleNameMap.size;
      if (this.hmr && !isInitialBundle) {
        this.hmr.emitUpdate(changedAssets, bundlesChanged);
      }

      logger.progress(`Packaging...`);

      // Package everything up
      this.bundleHashes = await this.mainBundle.package(
        this,
        bundlesChanged ? null : this.bundleHashes,
      );

      // Unload any orphaned assets
      this.unloadOrphanedAssets();

      let buildTime = Date.now() - startTime;
      let time = prettifyTime(buildTime);
      logger.success(`Built in ${time}.`);
      if (!this.watcher) {
        bundleReport(this.mainBundle, this.options.detailedReport);
      }

}
      }

      // Build the queued assets.
      let loadedAssets = await this.buildQueue.run();

      // The changed assets are any that don't have a parent bundle yet
      // plus the ones that were in the build queue.
      let changedAssets = [...this.findOrphanAssets(), ...loadedAssets];

      // Invalidate bundles
      for (let asset of this.loadedAssets.values()) {
        asset.invalidateBundle();
      }

      logger.progress(`Producing bundles...`);

      // Create a root bundle to hold all of the entry assets, and add them to the tree.
      this.mainBundle = new Bundle();
      for (let asset of this.entryAssets) {
        this.createBundleTree(asset, this.mainBundle);
      }

      // If there is only one child bundle, replace the root with that bundle.
      if (this.mainBundle.childBundles.size === 1) {
        this.mainBundle = Array.from(this.mainBundle.childBundles)[0];
      }

      // Generate the final bundle names, and replace references in the built assets.
      this.bundleNameMap = this.mainBundle.getBundleNameMap(
        this.options.contentHash
      );

async onChange(path) {
    let assets = this.watchedAssets.get(path);
    if (!assets || !assets.size) {
      return;
    }

    logger.clear();
    logger.progress(`Building ${Path.basename(path)}...`);

    // Add the asset to the rebuild queue, and reset the timeout.
    for (let asset of assets) {
      this.buildQueue.add(asset, true);
    }

    clearTimeout(this.rebuildTimeout);

    this.rebuildTimeout = setTimeout(async () => {
      await this.bundle();
    }, 100);
  }

generator.on('*', (ev, ...args) => {
      bundler.emit(`pwa${ev.slice(0, 1).toUpperCase() + ev.slice(1)}`, ...args);
      if (ev.endsWith('Start')) {
        logger.progress(args[0]);
      }
    });
    if (contentHash) generator.hashMethod = 'content';

bus.on('logEvent', (e: LogEvent) => {
    switch (e.level) {
      case 'info':
        invariant(typeof e.message === 'string');
        Logger.info(e.message);
        break;
      case 'progress':
        invariant(typeof e.message === 'string');
        Logger.progress(e.message);
        break;
      case 'verbose':
        invariant(typeof e.message === 'string');
        Logger.verbose(e.message);
        break;
      case 'warn':
        Logger.warn(e.message);
        break;
      case 'error':
        Logger.error(e.message);
        break;
      default:
        throw new Error('Unknown log level');
    }
  });
}

async generateSW(destination, config = {}) {
        try {
            const defaultConfig = {
                globDirectory: this.options.outDir,
                globPatterns: [
                '**/*.{js,css,html,png,jpg,jpeg,gif,tiff}'
                ],
                importWorkboxFrom: 'disabled',
                importScripts: [],
                swDest: destination
            }
            const cfg = Object.assign(defaultConfig, config);

            cfg.importScripts = cfg.importScripts.concat(this.importScripts);

            logger.progress('Creating service worker...');

            await workbox.generateSW(cfg);

            logger.log('Service worker generated at: ' + cfg.swDest);
        } catch (error) {
            throw error;
        }
    }

async function install(modules, filepath, options = {}) {
  let {installPeers = true, saveDev = true, packageManager} = options;
  if (typeof modules === 'string') {
    modules = [modules];
  }

  logger.progress(`Installing ${modules.join(', ')}...`);

  let packageLocation = await config.resolve(filepath, ['package.json']);
  let cwd = packageLocation ? path.dirname(packageLocation) : process.cwd();

  if (!packageManager) {
    packageManager = await determinePackageManager(filepath);
  }

  let commandToUse = packageManager === 'npm' ? 'install' : 'add';
  let args = [commandToUse, ...modules];
  if (saveDev) {
    args.push('-D');
  } else if (packageManager === 'npm') {
    args.push('--save');
  }