cli.js

#!/usr/bin/env node

const program = require('commander');
const logger = require('./lib/utils/logger');
const version = require('./package.json').version;

// Handle uncaught exceptions and promise rejections
process.on('uncaughtException', (error) => {
    logger.error('💥 Uncaught Exception:');
    logger.error(error);
    process.exit(1);
});

process.on('unhandledRejection', (reason) => {
    logger.error('💥 Unhandled Promise Rejection:');
    logger.error(reason);
    process.exit(1);
});
const errorHandler = async function (error) {
    // Ensure error output is flushed before exiting
    logger.error(error);

    // Force flush stdout/stderr buffers
    await new Promise((resolve) => {
        if (process.stdout.write('')) {
            resolve();
        } else {
            process.stdout.once('drain', resolve);
        }
    });

    await new Promise((resolve) => {
        if (process.stderr.write('')) {
            resolve();
        } else {
            process.stderr.once('drain', resolve);
        }
    });

    // Add small delay to ensure consola logger flushes
    await new Promise((resolve) => setTimeout(resolve, 100));

    process.exit(1);
};

program.name('magepack').usage('[generate|bundle] <options...>');

program
    .version(version, '-v, --version', 'Output the current version.')
    .helpOption('-h, --help', 'Show this command summary.')
    .addHelpCommand(false);

program
    .command('generate')
    .description(
        'Generate optimization configuration based on given page URLs.'
    )
    .requiredOption('--cms-url <url>', 'CMS page URL.')
    .option('--category-url <url>', 'Category page URL.')
    .option('--product-url <url>', 'Product page URL.')
    .option('--search-url <url>', 'Catalog search page URL.')
    .option('-u, --auth-username <user>', 'Basic authentication username.')
    .option('-p, --auth-password <password>', 'Basic authentication password.')
    .option('-d, --debug', 'Enable logging of debugging information.')
    .option('-s, --screenshot', 'Enable screenshots of navigated pages.', false)
    .option(
        '-p, --screenshot-path <path>',
        'Screenshot file path.',
        'screenshots'
    )
    .option(
        '-e, --excluded-modules <excluded-modules>',
        'Modules to exclude from generation stage (comma separated)'
    )
    .option(
        '-t, --timeout <milliseconds>',
        'Page navigation timeout in milliseconds.'
    )
    .option('--skip-checkout', 'Do not generate a bundle for checkout.')
    .action((config) => {
        if (config.debug) {
            logger.level = 5;
        }

        require('./lib/generate')(config).catch(errorHandler);
    });

program
    .command('bundle')
    .description('Bundle JavaScript files using given configuration file.')
    .option(
        '-c, --config <path>',
        'Configuration file path.',
        'magepack.config.js'
    )
    .option('-g, --glob <path>', 'Glob pattern of themes to bundle.')
    .option('-d, --debug', 'Enable logging of debugging information.')
    .option('-s, --sourcemap', 'Include sourcemaps with generated bundles')
    .option(
        '-m, --minify',
        'Minify bundle using terser irrespective of Magento 2 minification setting'
    )
    .action(({ config, sourcemap, minify, debug, glob }) => {
        if (debug) {
            logger.level = 5;
        }

        require('./lib/bundle')(config, glob, sourcemap, minify).catch(
            errorHandler
        );
    });

program.parse(process.argv);