Doctrine\Common\Proxy\ProxyGenerator::shouldProxiedMethodReturn PHP Метод

    private function shouldProxiedMethodReturn(\ReflectionMethod $method)
    {
        if (!method_exists($method, 'hasReturnType') || !$method->hasReturnType()) {
            return true;
        }
        return 'void' !== strtolower($this->formatType($method->getReturnType(), $method));
    }