33 lines
689 B
C++
33 lines
689 B
C++
/*
|
|
This file is part of Telegram Desktop,
|
|
the official desktop application for the Telegram messaging service.
|
|
|
|
For license and copyright information please follow this link:
|
|
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
|
|
*/
|
|
#pragma once
|
|
|
|
#include <rpl/producer.h>
|
|
|
|
namespace rpl {
|
|
namespace details {
|
|
|
|
class type_erased_helper {
|
|
public:
|
|
template <typename Value, typename Error, typename Generator>
|
|
producer<Value, Error> operator()(
|
|
producer<Value, Error, Generator> &&initial) const {
|
|
return std::move(initial);
|
|
}
|
|
|
|
};
|
|
|
|
} // namespace details
|
|
|
|
inline auto type_erased()
|
|
-> details::type_erased_helper {
|
|
return details::type_erased_helper();
|
|
}
|
|
|
|
} // namespace rpl
|