<?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;
use Chevere\Parameter\Interfaces\NullParameterInterface;
use Chevere\Parameter\Interfaces\TypeInterface;
use Chevere\Parameter\Traits\ParameterTrait;
use Chevere\Parameter\Traits\SchemaTrait;
use TypeError;
use function Chevere\Message\message;
final class NullParameter implements NullParameterInterface
{
use ParameterTrait;
use SchemaTrait;
// @phpstan-ignore-next-line
private mixed $default;
public function __invoke(mixed $value): mixed
{
if ($value === null) {
return $value;
}
throw new TypeError(
(string) message('Argument value provided is not of type null')
);
}
public function default(): mixed
{
return null;
}
public function withDefault(mixed $null): NullParameterInterface
{
$new = clone $this;
$new->default = $null;
return $new;
}
/**
* @codeCoverageIgnore
*/
public function assertCompatible(NullParameterInterface $parameter): void
{
}
private function typeName(): string
{
return TypeInterface::NULL;
}
}
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