PhpProfiler\Lib\Loop\LoopMiddleware\RetryOnExceptionMiddleware

Complexity

Total Complexity

7

Size/Duplication

Total Lines	34
Duplicated Lines	0 %

Importance

Changes	2
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	invoke()	0	20	6

<?php

/**
 * This file is part of the sj-i/php-profiler package.
 *
 * (c) sji <sji@sj-i.dev>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

declare(strict_types=1);

namespace PhpProfiler\Lib\Loop\LoopMiddleware;

use Exception;
use PhpProfiler\Lib\Loop\LoopMiddlewareInterface;

final class RetryOnExceptionMiddleware implements LoopMiddlewareInterface
{
    private int $current_retry_count = 0;

    /**
     * @param array<int, class-string<Exception>> $exception_names

The doc comment array<int, class-string<Exception>> at position 4 could not be parsed: Unknown type name 'class-string' at position 4 in array<int, class-string<Exception>>.

     */
    public function __construct(
        private int $max_retry,
        private array $exception_names,
        private LoopMiddlewareInterface $chain,
    ) {
    }

    public function invoke(): bool
    {
        while ($this->current_retry_count <= $this->max_retry or $this->max_retry === -1) {
            try {
                $result = $this->chain->invoke();
                $this->current_retry_count = 0;
                return $result;
            } catch (\Throwable $e) {
                foreach ($this->exception_names as $exception_name) {
                    /** @psalm-suppress DocblockTypeContradiction */
                    if (is_a($e, $exception_name)) {
                        $this->current_retry_count++;
                        continue 2;
                    }
                }
                throw $e;
            }
        }
        assert(isset($e));
        throw $e;

The variable $e does not seem to be defined for all execution paths leading up to this point.

    }
}