matchZipCode example

return false;
        }

        if (!$customer = $scope->getSalesChannelContext()->getCustomer()) {
            return RuleComparison::isNegativeOperator($this->operator);
        }

        if (!$address = $customer->getActiveBillingAddress()) {
            return RuleComparison::isNegativeOperator($this->operator);
        }

        return $this->matchZipCode($address);
    }
}

public function match(RuleScope $scope): bool
    {
        if (!$scope instanceof CheckoutRuleScope) {
            return false;
        }

        if (!$address = $scope->getSalesChannelContext()->getShippingLocation()->getAddress()) {
            return RuleComparison::isNegativeOperator($this->operator);
        }

        return $this->matchZipCode($address);
    }
}