Todaymade\Daux\Format\HTML\ContentTypes\Markdown\TOC\Processor::cloneChildren PHP Метод

    protected function cloneChildren(Heading $node)
    {
        $firstClone = clone $node;
        // We have no choice but to hack into the
        // system to reset the parent, previous and next
        $this->setNull($firstClone, 'parent');
        $this->setNull($firstClone, 'previous');
        $this->setNull($firstClone, 'next');
        // Also, the child elements need to know the next parents
        foreach ($firstClone->children() as $subnode) {
            $method = new ReflectionMethod(get_class($subnode), 'setParent');
            $method->setAccessible(true);
            $method->invoke($subnode, $firstClone);
        }
        $deepCopy = new DeepCopy();
        return $deepCopy->copy($firstClone)->children();
    }