Automattic / jetpack

		}

		// opening a simple block

		if ($this->tags($tags) && $this->literal('{', false)) {

			$tags = $this->fixTags($tags);

			$this->pushBlock($tags);

			return true;

		} else {

			$this->seek($s);

		}

		// closing a block

		if ($this->literal('}', false)) {

		// opening css block

		$oldComments = $this->insertComments;

		$this->insertComments = false;

		if ($this->selectors($selectors) && $this->literal("{")) {

			$this->pushBlock($selectors);

			$this->insertComments = $oldComments;

			return true;

		} else {

			$this->seek($s);

		}

		$this->insertComments = $oldComments;

		// property assign, or nested assign