63e88f80
 Hu Chunming
提交三方库
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
/*!
@file
Forward declares `boost::hana::intersection`.
Copyright Louis Dionne 2013-2022
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
*/
#ifndef BOOST_HANA_FWD_INTERSECTION_HPP
#define BOOST_HANA_FWD_INTERSECTION_HPP
#include <boost/hana/config.hpp>
#include <boost/hana/core/when.hpp>
namespace boost { namespace hana {
// Note: This function is documented per datatype/concept only.
//! @cond
template <typename S, typename = void>
struct intersection_impl : intersection_impl<S, when<true>> { };
//! @endcond
struct intersection_t {
template <typename Xs, typename Ys>
constexpr auto operator()(Xs&&, Ys&&) const;
};
BOOST_HANA_INLINE_VARIABLE constexpr intersection_t intersection{};
}} // end namespace boost::hana
#endif // !BOOST_HANA_FWD_INTERSECTION_HPP
|
