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<?php |
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/** |
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* This file is part of the Ray.Di package. |
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* |
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* @license http://opensource.org/licenses/MIT MIT |
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*/ |
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namespace Ray\Di; |
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use Doctrine\Common\Annotations\AnnotationReader; |
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use Ray\Di\Exception\Unbound; |
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final class Arguments |
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{ |
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/** |
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* @var Argument[] |
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*/ |
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private $arguments = []; |
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public function __construct(\ReflectionMethod $method, Name $name) |
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{ |
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$parameters = $method->getParameters(); |
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foreach ($parameters as $parameter) { |
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$this->arguments[] = new Argument($parameter, $name($parameter)); |
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} |
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} |
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/** |
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* Return arguments |
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* |
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* @param Container $container |
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* |
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* @return Argument[] |
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* |
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* @throws Exception\Unbound |
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*/ |
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public function inject(Container $container) |
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{ |
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$parameters = $this->arguments; |
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foreach ($parameters as &$parameter) { |
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$parameter = $this->getParameter($container, $parameter); |
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} |
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return $parameters; |
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} |
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/** |
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* @param Container $container |
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* @param Argument $argument |
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* |
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* @return mixed |
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* |
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* @throws Unbound |
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*/ |
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private function getParameter(Container $container, Argument $argument) |
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{ |
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$this->bindInjectionPoint($container, $argument); |
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try { |
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return $container->getDependency((string) $argument); |
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} catch (Unbound $e) { |
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list($hasDefaultValue, $defaultValue) = $this->getDefaultValue($argument); |
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if ($hasDefaultValue) { |
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return $defaultValue; |
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} |
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throw new Unbound($argument->getMeta(), 0, $e); |
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} |
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} |
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/** |
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* @param Argument $argument |
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* |
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* @return array [$hasDefaultValue, $defaultValue] |
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*/ |
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private function getDefaultValue(Argument $argument) |
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{ |
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if ($argument->isDefaultAvailable()) { |
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return [true, $argument->getDefaultValue()]; |
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} |
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return [false, null]; |
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} |
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private function bindInjectionPoint(Container $container, Argument $argument) |
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{ |
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$isSelf = (string) $argument === 'Ray\Di\InjectionPointInterface-' . Name::ANY; |
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if ($isSelf) { |
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return; |
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} |
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(new Bind($container, 'Ray\Di\InjectionPointInterface'))->toInstance(new InjectionPoint($argument->get(), new AnnotationReader)); |
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} |
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} |
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ray-di /
Ray.Di
