class.ilSamlIdpXmlMetadataErrorFormatter.php

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<?php

declare(strict_types=1);

final class ilSamlIdpXmlMetadataErrorFormatter
{
    private function formatError(LibXMLError $error): string
    {
        return implode(',', [
            'level=' . $error->level,
            'code=' . $error->code,
            'line=' . $error->line,
            'col=' . $error->column,
            'msg=' . trim($error->message)
        ]);
    }

    public function formatErrors(LibXMLError ...$errors): string
    {
        $text = '';
        foreach ($errors as $error) {
            $text .= $this->formatError($error) . "\n";
        }

        return $text;
    }
}