Sylius/Gulpfile.js

var gulp = require('gulp');
var chug = require('gulp-chug');

gulp.task('admin', function() {
    gulp.src('src/Sylius/Bundle/AdminBundle/Gulpfile.js', { read: false })
        .pipe(chug())
    ;
});

gulp.task('shop', function() {
    gulp.src('src/Sylius/Bundle/ShopBundle/Gulpfile.js', { read: false })
        .pipe(chug())
    ;
});

gulp.task('default', ['admin', 'shop']);