Method assertRock

examples/demo.php:5038–5043

@phpstan-assert Rock $value */

(mixed $value)

{
    /** @phpstan-assert Rock $value */
    public static function assertRock(mixed $value): void
    {
        if (!$value instanceof Rock) {
            throw new \InvalidArgumentException('Expected Rock');
        }
    }

    /** @phpstan-assert-if-true Rock $value */
    public static function isRock(mixed $value): bool