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<?php
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declare(strict_types=1);
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namespace DI\Invoker;
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use Invoker\ParameterResolver\ParameterResolver;
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use Psr\Container\ContainerInterface;
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use ReflectionFunctionAbstract;
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use ReflectionNamedType;
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/**
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* Inject the container, the definition or any other service using type-hints.
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*
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* {@internal This class is similar to TypeHintingResolver and TypeHintingContainerResolver,
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* we use this instead for performance reasons}
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*
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* @author Quim Calpe <quim@kalpe.com>
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* @author Matthieu Napoli <matthieu@mnapoli.fr>
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*/
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class FactoryParameterResolver implements ParameterResolver
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{
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public function __construct(
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private ContainerInterface $container
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) {
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}
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public function getParameters(
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ReflectionFunctionAbstract $reflection,
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array $providedParameters,
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array $resolvedParameters
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) : array {
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$parameters = $reflection->getParameters();
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// Skip parameters already resolved
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if (! empty($resolvedParameters)) {
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$parameters = array_diff_key($parameters, $resolvedParameters);
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}
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foreach ($parameters as $index => $parameter) {
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$parameterType = $parameter->getType();
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if (!$parameterType) {
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// No type
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continue;
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}
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if (!$parameterType instanceof ReflectionNamedType) {
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// Union types are not supported
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continue;
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}
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if ($parameterType->isBuiltin()) {
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// Primitive types are not supported
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continue;
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}
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$parameterClass = $parameterType->getName();
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if ($parameterClass === 'Psr\Container\ContainerInterface') {
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$resolvedParameters[$index] = $this->container;
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} elseif ($parameterClass === 'DI\Factory\RequestedEntry') {
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// By convention the second parameter is the definition
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$resolvedParameters[$index] = $providedParameters[1];
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} elseif ($this->container->has($parameterClass)) {
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$resolvedParameters[$index] = $this->container->get($parameterClass);
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}
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}
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return $resolvedParameters;
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}
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}
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