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53 lines (44 loc) · 1.38 KB
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<?php declare(strict_types=1);
/*
* This file is part of phpunit/php-code-coverage.
*
* (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 SebastianBergmann\CodeCoverage\Util;
use const PHP_EOL;
use function libxml_clear_errors;
use function libxml_get_errors;
use function libxml_use_internal_errors;
use DOMDocument;
use SebastianBergmann\CodeCoverage\XmlException;
/**
* @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
*/
final readonly class Xml
{
/**
* @throws XmlException
*
* @see https://bugs.php.net/bug.php?id=79191
*/
public static function asString(DOMDocument $document): string
{
$xmlErrorHandling = libxml_use_internal_errors(true);
$document->formatOutput = true;
$document->preserveWhiteSpace = false;
$buffer = $document->saveXML();
if ($buffer === false) {
$message = 'Unable to generate the XML';
foreach (libxml_get_errors() as $error) {
$message .= PHP_EOL . $error->message;
}
throw new XmlException($message);
}
libxml_clear_errors();
libxml_use_internal_errors($xmlErrorHandling);
return $buffer;
}
}