<?php namespace Mpdf\PsrLogAwareTrait; use Psr\Log\LoggerInterface; trait MpdfPsrLogAwareTrait { /** * @var \Psr\Log\LoggerInterface */ protected $logger; public function setLogger(LoggerInterface $logger): void { $this->logger = $logger; if (property_exists($this, 'services') && is_array($this->services)) { foreach ($this->services as $name) { if ($this->$name && $this->$name instanceof \Psr\Log\LoggerAwareInterface) { $this->$name->setLogger($logger); } } } } }