Leafo\ScssPhp\Parser::popBlock PHP Method

    protected function popBlock()
    {
        $block = $this->env;
        if (empty($block->parent)) {
            $this->throwParseError('unexpected }');
        }
        $this->env = $block->parent;
        unset($block->parent);
        $comments = $block->comments;
        if (count($comments)) {
            $this->env->comments = $comments;
            unset($block->comments);
        }
        return $block;
    }