PHPFUI/InstaDoc
 
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<?php

declare(strict_types=1);

/**
 * This file is part of phpDocumentor.
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @link      http://phpdoc.org
 */

namespace phpDocumentor\Reflection\PseudoTypes;

use phpDocumentor\Reflection\PseudoType;
use phpDocumentor\Reflection\Type;
use phpDocumentor\Reflection\Types\AggregatedType;
use phpDocumentor\Reflection\Types\Compound;
use phpDocumentor\Reflection\Types\Integer;
use phpDocumentor\Reflection\Types\String_;

/**
 * Value Object representing the type `array-key`.
 *
 * @psalm-immutable
 */
class ArrayKey extends AggregatedType implements PseudoType
{
    public function __construct()
    {
        parent::__construct([new String_(), new Integer()], '|');
    }

    public function underlyingType(): Type
    {
        return new Compound([new String_(), new Integer()]);
    }

    public function __toString(): string
    {
        return 'array-key';
    }
}
© 2026 Bruce Wells
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