<?php 
 
/* 
 * This file is part of Chevere. 
 * 
 * (c) Rodolfo Berrios <[email protected]> 
 * 
 * For the full copyright and license information, please view the LICENSE 
 * file that was distributed with this source code. 
 */ 
 
declare(strict_types=1); 
 
namespace Chevere\Parameter\Attributes; 
 
use Attribute; 
use Chevere\Parameter\Interfaces\NullParameterInterface; 
use Chevere\Parameter\Interfaces\ParameterAttributeInterface; 
use Chevere\Parameter\Interfaces\ParameterInterface; 
use Chevere\Parameter\Traits\AttrTrait; 
use function Chevere\Parameter\null; 
 
#[Attribute(Attribute::TARGET_PROPERTY | Attribute::TARGET_PARAMETER | Attribute::TARGET_CLASS_CONSTANT)] 
class NullAttr implements ParameterAttributeInterface 
{ 
    use AttrTrait; 
 
    private NullParameterInterface $parameter; 
 
    public function __construct( 
        string $description = '', 
    ) { 
        $this->parameter = null( 
            description: $description, 
        ); 
    } 
 
    public function __invoke(mixed $null): mixed 
    { 
        return $this->parameter->__invoke($null); 
    } 
 
    public function parameter(): ParameterInterface 
    { 
        return $this->parameter; 
    } 
} 
 
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