Use DIRECTORY_SEPARATOR

Author: Lorand Gombos

src/Finder.php

@@ -488,7 +488,7 @@ public function findJob($name)
         $files = $finder->name($fileName)->in($this->findDomainsRootPath())->files();
         foreach ($files as $file) {
             $path = $file->getRealPath();
-            $domainName = strstr($file->getRelativePath(), '/', true);
+            $domainName = strstr($file->getRelativePath(), DIRECTORY_SEPARATOR, true);
             $domain = $this->findDomain($domainName);
             $content = file_get_contents($path);