Dumplie\SharedKernel\Domain\Money\Price::currency PHP Метод

    public function currency() : string
    {
        return mb_strtoupper($this->currency);
    }

 /**
  * @param Price $price
  *
  * @return bool
  */
 public function hasSameCurrency(Price $price) : bool
 {
     return $price->currency() === $this->currency();
 }