https://github.com/kriswallsmith/assetic using Assetic with Laravel 4

Assetic for Laravel 4 example

use Assetic\AssetManager;
use Assetic\Asset\AssetCollection;
use Assetic\Asset\FileAsset;
use Assetic\Asset\GlobAsset;
use Assetic\Filter\Yui;
use Assetic\AssetWriter;


$am = new AssetManager();

$yui = new Yui\JsCompressorFilter('/var/www/laravel/yuicompressor.jar');
// $yui->setNomunge(true);
$js =  new GlobAsset('/var/www/laravel/public/admin_assets/js/*.js');				

$ac =  new AssetCollection(array($js), array($yui));
$ac->setTargetPath('min.js');   
$am->set('basejs',$ac);

$writer = new AssetWriter('/var/www/laravel/public/admin_assets/min');

$writer->writeManagerAssets($am);