public function rtrim()
{
$addNl = "\n" === substr($this->content, -1);
$this->content = rtrim($this->content);
if ($addNl) {
$this->content .= "\n";
}
return $this;
}
/** * @return void */ protected function ensureBlankLine() { if (!$this->writer->endsWith("\n\n") && strlen($this->writer->rtrim()->getContent()) > 0) { $this->writer->writeln(); } }