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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of DivineNii opensource projects. |
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* |
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* PHP version 7.4 and above required |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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* @copyright 2021 DivineNii (https://divinenii.com/) |
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* @license https://opensource.org/licenses/BSD-3-Clause License |
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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 Rade\DI\Traits; |
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use Rade\DI\Exceptions\ContainerResolutionException; |
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/** |
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* This trait adds aliasing functionality to container. |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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*/ |
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trait AliasTrait |
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{ |
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/** @var array<string,string> alias => service name */ |
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protected array $aliases = []; |
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/** |
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* Remove an aliased definition. |
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*/ |
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final public function removeAlias(string $id): void |
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{ |
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unset($this->aliases[$id]); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function alias(string $id, string $serviceId): void |
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{ |
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if ($id === $serviceId) { |
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throw new \LogicException(\sprintf('[%s] is aliased to itself.', $id)); |
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} |
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if (isset($this->types) && $typed = $this->typed($serviceId, true)) { |
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if (\count($typed) > 1) { |
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throw new ContainerResolutionException(\sprintf('Aliasing an alias of "%s" on a multiple defined type "%s" is not allowed.', $id, $serviceId)); |
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} |
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$serviceId = $typed[0]; |
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} |
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if (!$this->has($serviceId)) { |
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throw $this->createNotFound($serviceId); |
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} |
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$this->aliases[$id] = $this->aliases[$serviceId] ?? $serviceId; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function aliased(string $id): bool |
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{ |
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foreach ($this->aliases as $serviceId) { |
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if ($id === $serviceId) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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divineniiquaye /
rade-di
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