<?php

namespace PhpParser\Node\Expr;

use PhpParser\Node\Expr;

class List_ extends Expr
{
    /** @var ArrayItem[] List of items to assign to */
    public $items;

    /**
     * Constructs a list() destructuring node.
     *
     * @param ArrayItem[] $items      List of items to assign to
     * @param array       $attributes Additional attributes
     */
    public function __construct(array $items, array $attributes = array()) {
        parent::__construct($attributes);
        $this->items = $items;
    }

    public function getSubNodeNames() : array {
        return array('items');
    }
}

<?php

namespace PhpParser\Node\Expr;

use PhpParser\Node\Expr;

class List_ extends Expr
{
    /** @var (ArrayItem|null)[] List of items to assign to */
    public $items;

    /**
     * Constructs a list() destructuring node.
     *
     * @param (ArrayItem|null)[] $items      List of items to assign to
     * @param array              $attributes Additional attributes
     */
    public function __construct(array $items, array $attributes = array()) {
        parent::__construct($attributes);
        $this->items = $items;
    }

    public function getSubNodeNames() : array {
        return array('items');
    }
}

Fix type annotation for List::$items
Fix type annotation for List::$items
