src/Tree/Traits/TreeTrait.php
final protected function getAllNodes()
    {
        if ($this->allNodes) {
            return $this->allNodes;
        }

        if (!method_exists($this, 'getTreeAllNodes')) {
            throw new BadMethodCallException('Method [getTreeAllNodes] does not exist.');
        }

        $data = $this->getTreeAllNodes(); // 由use的class来实现

        if (!$data instanceof ArrayAccess) {
            throw new InvalidArgumentException('tree data must be a collection');
        }
        // 重置键值
        $this->allNodes = collect([]);
        foreach ($data as $item) {
            $this->allNodes->put($item->{$this->getTreeNodeIdName()}, $item);
        }

        return $this->allNodes;
    }
final protected function getAllNodes()
    {
        if ($this->allNodes) {
            return $this->allNodes;
        }

        if (!method_exists($this, 'getTreeAllNodes')) {
            throw new BadMethodCallException('Method [getTreeAllNodes] does not exist.');
        }

        $data = $this->getTreeAllNodes(); // 由use的class来实现

        if (!$data instanceof ArrayAccess) {
            throw new InvalidArgumentException('tree data must be a collection');
        }
        // 重置键值
        $this->allNodes = collect([]);
        foreach ($data as $item) {
            $this->allNodes->put($item->{$this->getTreeNodeIdName()}, $item);
        }

        return $this->allNodes;
    }
获取待格式树结构的节点数据.

@return mixed