process.env.NODE_ENV = 'production'; var spawnSync = require('child_process').spawnSync; var webpack = require('webpack'); var config = require('../webpack.config.prod'); var relative = process.argv[2] === 'local' ? '.' : '../..'; spawnSync('rm', ['-rf', relative + '/build']); webpack(config).run(function(err, stats) { if (err) { console.error(err); process.exit(1); } console.log('Build successfully generated in the build/ folder'); });