private static function find_all_pages_($path, &$pages)
{
foreach (new DirectoryIterator($path) as $file) {
if ($file->isDot()) {
continue;
}
if ($file->isDir()) {
Resolver::find_all_pages_($file->getPathname(), $pages);
} elseif (preg_match('@[.](txt|lhs)$@', $file->getFilename())) {
$pages[] = new TextFilePage('', $file->getPathname(), false);
}
}
}