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<?php |
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declare(strict_types=1); |
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namespace Habemus\Autowiring; |
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use Habemus\Autowiring\Parameter\ParameterResolver; |
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use Habemus\Exception\NotFoundException; |
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use Habemus\Exception\NotInstantiableException; |
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use Habemus\Exception\UnresolvableParameterException; |
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use ReflectionClass; |
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use ReflectionFunctionAbstract; |
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use ReflectionMethod; |
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class ReflectionClassResolver implements ClassResolver |
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{ |
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/** |
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* @var ParameterResolver |
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*/ |
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protected $parameterResolver; |
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public function __construct(ParameterResolver $parameterResolver) |
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{ |
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$this->parameterResolver = $parameterResolver; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function resolveClass(string $className, array $constructorArguments = []) |
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{ |
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if (!$this->canResolve($className)) { |
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throw NotFoundException::classNotFound($className); |
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} |
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$class = new ReflectionClass($className); |
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if (!$class->isInstantiable()) { |
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throw new NotInstantiableException($className); |
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} |
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$constructor = $class->getConstructor(); |
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if ($constructor instanceof ReflectionMethod) { |
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return |
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$class->newInstanceArgs( |
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$this->resolveArguments($constructor, $constructorArguments) |
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); |
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} |
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return new $className(); |
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} |
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public function resolveArguments(ReflectionFunctionAbstract $function, array $arguments = []): array |
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{ |
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$params = []; |
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foreach ($function->getParameters() as $parameter) { |
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if (!$this->parameterResolver->resolve($parameter, $arguments, $params)) { |
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throw UnresolvableParameterException::createForFunction($function, $parameter->getName()); |
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} |
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} |
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return $params; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function canResolve(string $className): bool |
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{ |
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return class_exists($className); |
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} |
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} |
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brenoroosevelt /
habemus
