forked from a64f7bb4-7358-4778-9fbe-3b882c34cc1d/v1
59 lines
2.1 KiB
PHP
59 lines
2.1 KiB
PHP
<?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\DependencyInjection\Attribute;
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use Symfony\Component\DependencyInjection\Exception\LogicException;
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use Symfony\Component\DependencyInjection\Reference;
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use Symfony\Component\ExpressionLanguage\Expression;
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/**
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* Attribute to tell a parameter how to be autowired.
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*
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* @author Kevin Bond <kevinbond@gmail.com>
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*/
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#[\Attribute(\Attribute::TARGET_PARAMETER)]
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class Autowire
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{
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public readonly string|array|Expression|Reference $value;
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/**
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* Use only ONE of the following.
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*
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* @param string|null $value Parameter value (ie "%kernel.project_dir%/some/path")
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* @param string|null $service Service ID (ie "some.service")
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* @param string|null $expression Expression (ie 'service("some.service").someMethod()')
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*/
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public function __construct(
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string|array $value = null,
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string $service = null,
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string $expression = null,
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) {
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if (!($service xor $expression xor null !== $value)) {
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throw new LogicException('#[Autowire] attribute must declare exactly one of $service, $expression, or $value.');
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}
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if (\is_string($value) && str_starts_with($value, '@')) {
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match (true) {
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str_starts_with($value, '@@') => $value = substr($value, 1),
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str_starts_with($value, '@=') => $expression = substr($value, 2),
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default => $service = substr($value, 1),
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};
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}
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$this->value = match (true) {
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null !== $service => new Reference($service),
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null !== $expression => class_exists(Expression::class) ? new Expression($expression) : throw new LogicException('Unable to use expressions as the Symfony ExpressionLanguage component is not installed. Try running "composer require symfony/expression-language".'),
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null !== $value => $value,
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};
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}
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}
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