Todaymade\Daux\Tree\Directory::addChild PHP Метод

    public function addChild(Entry $entry)
    {
        $this->children[$entry->getUri()] = $entry;
    }

 /**
  * @param Directory $parent
  */
 protected function setParent(Directory $parent)
 {
     if ($this->parent) {
         $this->parent->removeChild($this);
     }
     $parent->addChild($this);
     $this->parent = $parent;
 }