snowpack/lib/esm/commands/init.js

The ESM-powered frontend build tool. Fast, lightweight, unbundled.

import { promises as fs, existsSync } from 'fs';
import { bold, dim } from 'kleur/colors';
import path from 'path';
import { logger } from '../logger';
import { INIT_TEMPLATE_FILE } from '../util';
export async function command(commandOptions) {
    const { config } = commandOptions;
    logger.info(`Creating new project configuration file... ${dim('(snowpack.config.js)')}`);
    if (!existsSync(path.join(config.root, 'package.json'))) {
        logger.error(`Error: create a package.json file in your project root`);
        process.exit(1);
    }
    const destLoc = path.join(config.root, 'snowpack.config.js');
    if (existsSync(destLoc)) {
        logger.error(`Error: File already exists, cannot overwrite ${destLoc}`);
        process.exit(1);
    }
    await fs.writeFile(destLoc, INIT_TEMPLATE_FILE);
    logger.info(`File created! Open ${bold('snowpack.config.js')} to customize your project.`);
}