73 lines
1.8 KiB
PHP
73 lines
1.8 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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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 Symfony\Component\Config\Loader;
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use Symfony\Component\Config\Exception\LoaderLoadException;
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use Symfony\Component\Config\Exception\LogicException;
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/**
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* Loader is the abstract class used by all built-in loaders.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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abstract class Loader implements LoaderInterface
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{
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protected ?LoaderResolverInterface $resolver = null;
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public function __construct(
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protected ?string $env = null,
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) {
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}
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public function getResolver(): LoaderResolverInterface
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{
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if (null === $this->resolver) {
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throw new LogicException('Cannot get a resolver if none was set.');
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}
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return $this->resolver;
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}
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public function setResolver(LoaderResolverInterface $resolver): void
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{
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$this->resolver = $resolver;
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}
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/**
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* Imports a resource.
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*/
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public function import(mixed $resource, ?string $type = null): mixed
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{
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return $this->resolve($resource, $type)->load($resource, $type);
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}
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/**
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* Finds a loader able to load an imported resource.
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*
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* @throws LoaderLoadException If no loader is found
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*/
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public function resolve(mixed $resource, ?string $type = null): LoaderInterface
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{
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if ($this->supports($resource, $type)) {
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return $this;
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}
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$loader = null === $this->resolver ? false : $this->resolver->resolve($resource, $type);
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if (false === $loader) {
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throw new LoaderLoadException($resource, null, 0, null, $type);
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}
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return $loader;
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}
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}
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