psr3-logger/src/Handler/MemoryHandler.php

<?php

namespace Michel\Log\Handler;

use Psr\Log\LogLevel;

final class MemoryHandler extends AbstractHandler
{
    private array $storage;

    public function __construct(array &$storage = [], $level = LogLevel::DEBUG)
    {
        $this->setLevel($level);
        // Removed the clearing of storage to allow appending, or we can keep it if strict behavior is needed.
        // The original code cleared it:
        // if (!empty($storage)) { $storage = []; }
        // I will keep the behavior of NOT clearing it, as per plan improvement, but wait,
        // the plan said "Improvement: Remove auto-clearing".
        $this->storage = &$storage;
    }

    protected function write(string $formatted): void
    {
        $this->storage[] = $formatted;
    }
}