logger.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\Internals\Log;
 
use Throwable;
 
class Logger
{
    private const DEFAULT_MARKER = 'DEBUG_CALENDAR';
    private const MODULE_ID = 'calendar';
 
    public function __construct(private string $marker = self::DEFAULT_MARKER)
    {
    }
 
    public function log(mixed $data, int $traceDepth = 6): void
    {
        if ($data instanceof Throwable)
        {
            $data = $data->getMessage();
        }
        elseif (!is_scalar($data))
        {
            $data = var_export($data, true);
        }
 
        $message = [$this->marker];
        $message[] = $data;
        $message = implode("\n", $message);
 
        // TODO: add database log or something else, but only if option enabled
    }
}