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<?php |
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/* |
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* This file is part of the Prophecy. |
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* (c) Konstantin Kudryashov <[email protected]> |
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* Marcello Duarte <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Prophecy\Promise; |
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use Doctrine\Instantiator\Instantiator; |
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use Prophecy\Prophecy\ObjectProphecy; |
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use Prophecy\Prophecy\MethodProphecy; |
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use Prophecy\Exception\InvalidArgumentException; |
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use ReflectionClass; |
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/** |
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* Throw promise. |
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* |
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* @author Konstantin Kudryashov <[email protected]> |
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*/ |
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class ThrowPromise implements PromiseInterface |
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{ |
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private $exception; |
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/** |
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* @var \Doctrine\Instantiator\Instantiator |
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*/ |
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private $instantiator; |
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/** |
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* Initializes promise. |
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* |
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* @param string|\Exception|\Throwable $exception Exception class name or instance |
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* |
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* @throws \Prophecy\Exception\InvalidArgumentException |
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*/ |
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public function __construct($exception) |
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{ |
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if (is_string($exception)) { |
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if (!class_exists($exception) || !$this->isAValidThrowable($exception)) { |
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throw new InvalidArgumentException(sprintf( |
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'Exception / Throwable class or instance expected as argument to ThrowPromise, but got %s.', |
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$exception |
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)); |
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} |
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} elseif (!$exception instanceof \Exception && !$exception instanceof \Throwable) { |
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throw new InvalidArgumentException(sprintf( |
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'Exception / Throwable class or instance expected as argument to ThrowPromise, but got %s.', |
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is_object($exception) ? get_class($exception) : gettype($exception) |
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)); |
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} |
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$this->exception = $exception; |
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} |
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/** |
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* Throws predefined exception. |
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* |
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* @param array $args |
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* @param ObjectProphecy $object |
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* @param MethodProphecy $method |
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* |
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* @throws object |
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*/ |
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public function execute(array $args, ObjectProphecy $object, MethodProphecy $method) |
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{ |
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if (is_string($this->exception)) { |
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$classname = $this->exception; |
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$reflection = new ReflectionClass($classname); |
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$constructor = $reflection->getConstructor(); |
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if ($constructor->isPublic() && 0 == $constructor->getNumberOfRequiredParameters()) { |
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throw $reflection->newInstance(); |
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} |
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if (!$this->instantiator) { |
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$this->instantiator = new Instantiator(); |
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} |
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throw $this->instantiator->instantiate($classname); |
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} |
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throw $this->exception; |
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} |
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/** |
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* @param string $exception |
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* |
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* @return bool |
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*/ |
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private function isAValidThrowable($exception) |
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{ |
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return is_a($exception, 'Exception', true) || is_subclass_of($exception, 'Throwable', true); |
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} |
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} |
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phpspec /
prophecy
