util.php

<?php
 
namespace Bitrix\MessageService\Sender;
 
use Bitrix\Main\Config\Option;
use Bitrix\Main\Error;
use Bitrix\Main\Loader;
use Bitrix\Main\Web\HttpClient;
 
class Util
{
    public static function getHttpClientError(HttpClient $httpClient): ?Error
    {
        $err = $httpClient->getError();
        if (empty($err))
        {
            return null;
        }
        $code = array_key_first($err);
 
        return new Error($err[$code], $code);
    }
 
    public static function getHttpClientErrorString(HttpClient $httpClient): ?string
    {
        $err = $httpClient->getError();
        if (empty($err))
        {
            return null;
        }
        $code = array_key_first($err);
 
        return "[{$code}]: {$err[$code]}";
    }
}