<?php

namespace PhpParser;

use PhpParser\NodeVisitor\FindingVisitor;
use PhpParser\NodeVisitor\FirstFindingVisitor;

class NodeFinder
{
    /**
     * Find all nodes satisfying a filter callback.
     *
     * @param Node|Node[] $nodes  Single node or array of nodes to search in
     * @param callable    $filter Filter callback: function(Node $node) : bool
     *
     * @return Node[] Found nodes satisfying the filter callback
     */
    public function find($nodes, callable $filter): array
    {
        if (!is_array($nodes)) {
            $nodes = [$nodes];
        }

        $visitor = new FindingVisitor($filter);

        $traverser = new NodeTraverser;
        $traverser->addVisitor($visitor);
        $traverser->traverse($nodes);

        return $visitor->getFoundNodes();
    }

    /**
     * Find all nodes that are instances of a certain class.
     *
     * @param Node|Node[] $nodes Single node or array of nodes to search in
     * @param string      $class Class name
     *
     * @return Node[] Found nodes (all instances of $class)
     */
    public function findInstanceOf($nodes, string $class): array
    {
        return $this->find($nodes, function ($node) use ($class) {
            return $node instanceof $class;
        });
    }

    /**
     * Find first node satisfying a filter callback.
     *
     * @param Node|Node[] $nodes  Single node or array of nodes to search in
     * @param callable    $filter Filter callback: function(Node $node) : bool
     *
     * @return null|Node Found node (or null if none found)
     */
    public function findFirst($nodes, callable $filter)
    {
        if (!is_array($nodes)) {
            $nodes = [$nodes];
        }

        $visitor = new FirstFindingVisitor($filter);

        $traverser = new NodeTraverser;
        $traverser->addVisitor($visitor);
        $traverser->traverse($nodes);

        return $visitor->getFoundNode();
    }

    /**
     * Find first node that is an instance of a certain class.
     *
     * @param Node|Node[] $nodes  Single node or array of nodes to search in
     * @param string      $class Class name
     *
     * @return null|Node Found node, which is an instance of $class (or null if none found)
     */
    public function findFirstInstanceOf($nodes, string $class)
    {
        return $this->findFirst($nodes, function ($node) use ($class) {
            return $node instanceof $class;
        });
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTkyMTMzNTc4NjQ0MDg1OSAyODUxNTczMjkzMjIzMTk4IDI2MzU2MDU4NTIxMzI5Nzc=