loophp\phptree\Importer\NikicPhpAst

Complexity

Total Complexity

3

Size/Duplication

Total Lines	54
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	createNode()	0	3	1
A	parseNode()	0	17	1
A	import()	0	5	1

<?php

declare(strict_types=1);

namespace loophp\phptree\Importer;

use ast\Node;

The type ast\Node was not found. Maybe you did not declare it correctly or list all dependencies?

use Exception;
use loophp\phptree\Node\AttributeNode;
use loophp\phptree\Node\AttributeNodeInterface;
use loophp\phptree\Node\NodeInterface;

use function ast\get_metadata;

The function ast\get_metadata was not found. Maybe you did not declare it correctly or list all dependencies?

/**
 * Class NikicPhpAst.
 */
final class NikicPhpAst implements ImporterInterface
{
    /**
     * @var array<int, \ast\Metadata>
     */
    private $metadata = [];

    /**
     * @param Node $data
     *
     * @throws Exception
     *
     * @return NodeInterface
     */
    public function import($data): NodeInterface
    {
        $this->metadata = get_metadata();

The function get_metadata was not found. Maybe you did not declare it correctly or list all dependencies?

        return $this->parseNode($this->createNode(['label' => 'root']), $data);
    }

    /**
     * @param array $attributes
     *
     * @return AttributeNodeInterface
     */
    private function createNode(array $attributes): AttributeNodeInterface
    {
        return new AttributeNode($attributes);
    }

    /**
     * @param AttributeNodeInterface $parent
     * @param Node ...$astNodes
     *
     * @return NodeInterface
     */
    private function parseNode(AttributeNodeInterface $parent, Node ...$astNodes): NodeInterface
    {
        return array_reduce(
            $astNodes,
            function (AttributeNodeInterface $carry, Node $astNode): NodeInterface {
                return $carry
                    ->add(
                        $this->parseNode(
                            $this->createNode([
                                'label' => $this->metadata[$astNode->kind]->name,
                                'astNode' => $astNode,
                            ]),
                            ...array_values(array_filter($astNode->children, 'is_object'))
                        )
                    );
            },
            $parent
        );
    }
}