<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PHPUnit\Util;
use function is_array;
use function is_scalar;
use SebastianBergmann\RecursionContext\Context;
/**
* @internal This class is not covered by the backward compatibility promise for PHPUnit
*
* @deprecated
*/
final class Exporter
{
public static function export(mixed $value, bool $exportObjects = false): string
{
if (self::isExportable($value) || $exportObjects) {
return (new \SebastianBergmann\Exporter\Exporter)->export($value);
}
return '{enable export of objects to see this value}';
}
private static function isExportable(mixed &$value, ?Context $context = null): bool
{
if (is_scalar($value) || $value === null) {
return true;
}
if (!is_array($value)) {
return false;
}
if (!$context) {
$context = new Context;
}
if ($context->contains($value) !== false) {
return true;
}
$array = $value;
$context->add($value);
foreach ($array as &$_value) {
if (!self::isExportable($_value, $context)) {
return false;
}
}
return true;
}
}