Chris@14: <?php
Chris@14: 
Chris@14: namespace Symfony\Component\Console\CommandLoader;
Chris@14: 
Chris@14: use Psr\Container\ContainerInterface;
Chris@14: use Symfony\Component\Console\Exception\CommandNotFoundException;
Chris@14: 
Chris@14: /**
Chris@14:  * Loads commands from a PSR-11 container.
Chris@14:  *
Chris@14:  * @author Robin Chalas <robin.chalas@gmail.com>
Chris@14:  */
Chris@14: class ContainerCommandLoader implements CommandLoaderInterface
Chris@14: {
Chris@14:     private $container;
Chris@14:     private $commandMap;
Chris@14: 
Chris@14:     /**
Chris@14:      * @param ContainerInterface $container  A container from which to load command services
Chris@14:      * @param array              $commandMap An array with command names as keys and service ids as values
Chris@14:      */
Chris@14:     public function __construct(ContainerInterface $container, array $commandMap)
Chris@14:     {
Chris@14:         $this->container = $container;
Chris@14:         $this->commandMap = $commandMap;
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function get($name)
Chris@14:     {
Chris@14:         if (!$this->has($name)) {
Chris@14:             throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
Chris@14:         }
Chris@14: 
Chris@14:         return $this->container->get($this->commandMap[$name]);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function has($name)
Chris@14:     {
Chris@14:         return isset($this->commandMap[$name]) && $this->container->has($this->commandMap[$name]);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function getNames()
Chris@14:     {
Chris@14:         return array_keys($this->commandMap);
Chris@14:     }
Chris@14: }