public function validateNewPassword(array $credentials)
    {
        if (isset($this->passwordValidator)) {
            [$password, $confirm] = [
                $credentials['password'],
                $credentials['password_confirmation'],
            ];

            return call_user_func(
                $this->passwordValidator, $credentials
            ) && $password === $confirm;
        }

        return $this->validatePasswordWithDefaults($credentials);
    }