$i * 2) * => Vec(2, 4, 6, 8, 10) * * @template T * * @param positive-int $size * @param (Closure(int): T) $factory * * @return non-empty-list * * @psalm-suppress InvalidReturnType * @psalm-suppress InvalidReturnStatement */ function reproduce(int $size, Closure $factory): array { $result = []; for ($i = 1; $i <= $size; $i++) { $result[] = $factory($i); } return $result; }