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<?php
declare(strict_types=1);
namespace Webmozart\Assert\Tests\StaticAnalysis;
use Webmozart\Assert\Assert;
/**
* @psalm-pure
*
* @param mixed $value
*
* @psalm-return non-negative-int
*/
function nonNegativeInteger(mixed $value): int
{
Assert::notNegativeInteger($value);
$value *= -1;
return $value;
}
/**
* @psalm-pure
*
* @param mixed $value
*
* @psalm-return non-negative-int|null
*/
function nullOrNonNegativeInteger(mixed $value): ?int
{
Assert::nullOrNotNegativeInteger($value);
return $value;
}
/**
* @psalm-pure
*
* @param mixed $value
*
* @return iterable<non-negative-int>
*/
function allNonNegativeInteger(mixed $value): iterable
{
Assert::allNotNegativeInteger($value);
return $value;
}
/**
* @psalm-pure
*
* @param mixed $value
*
* @return iterable<non-negative-int|null>
*/
function allNullOrNonNegativeInteger(mixed $value): iterable
{
Assert::allNullOrPositiveInteger($value);
return $value;
}
|
