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<?php /* * This file is part of Composer. * * (c) Nils Adermann <[email protected]> * Jordi Boggiano <[email protected]> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Composer\DependencyResolver; use Composer\Package\PackageInterface; /** * @author Nils Adermann <[email protected]> */ interface PolicyInterface { public function versionCompare(PackageInterface $a, PackageInterface $b, $operator); public function selectPreferredPackages(Pool $pool, array $literals, $requiredPackage = null); }