Sylius\Bundle\ProductBundle\Validator\ProductVariantCombinationValidator::validate PHP Method

    public function validate($value, Constraint $constraint)
    {
        if (!$value instanceof ProductVariantInterface) {
            throw new UnexpectedTypeException($value, ProductVariantInterface::class);
        }
        $product = $value->getProduct();
        if (!$product->hasVariants() || !$product->hasOptions()) {
            return;
        }
        if ($this->variantsParityChecker->checkParity($value, $product)) {
            $this->context->addViolation($constraint->message);
        }
    }