Edit file File name : HeaderProcessor.php Content :<?php namespace WPMailSMTP\Vendor\GuzzleHttp\Handler; use WPMailSMTP\Vendor\GuzzleHttp\Utils; /** * @internal */ final class HeaderProcessor { /** * Returns the HTTP version, status code, reason phrase, and headers. * * @param string[] $headers * * @return array{0:string, 1:int, 2:?string, 3:array} * * @throws \RuntimeException */ public static function parseHeaders(array $headers) : array { if ($headers === []) { throw new \RuntimeException('Expected a non-empty array of header data'); } $parts = \explode(' ', \array_shift($headers), 3); $version = \explode('/', $parts[0])[1] ?? null; if ($version === null) { throw new \RuntimeException('HTTP version missing from header data'); } $status = $parts[1] ?? null; if ($status === null) { throw new \RuntimeException('HTTP status code missing from header data'); } return [$version, (int) $status, $parts[2] ?? null, \WPMailSMTP\Vendor\GuzzleHttp\Utils::headersFromLines($headers)]; } } Save