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#pragma once
#include <memory>
#include <type_traits>
namespace generator
{
template <typename T, typename... Args>
std::enable_if_t<std::is_constructible<T, Args...>::value, std::shared_ptr<T>>
create(Args&&... args)
{
return std::make_shared<T>(std::forward<Args>(args)...);
}
// impossible to construct
template <typename T, typename... Args>
std::enable_if_t<!std::is_constructible<T, Args...>::value, std::shared_ptr<T>>
create(Args&&... )
{
return nullptr;
}
} // namespace generator
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