-
Notifications
You must be signed in to change notification settings - Fork 65
/
utility.hpp
66 lines (46 loc) · 1.87 KB
/
utility.hpp
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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
/*
Copyright 2015 Adobe
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
/**************************************************************************************************/
#ifndef SLABFUTURE_UTILITY_HPP
#define SLABFUTURE_UTILITY_HPP
#if 0
#include <thread>
// usefull makro for debugging
#define STLAB_TRACE(S) \
printf("%s:%d %d %s\n", __FILE__, __LINE__, (int)std::hash<std::thread::id>()(std::this_thread::get_id()), S);
#endif
#include "default_executor.hpp"
/**************************************************************************************************/
namespace stlab {
/**************************************************************************************************/
inline namespace v1 {
/**************************************************************************************************/
template <typename T>
future<std::decay_t<T>> make_ready_future(T &&x) {
auto p = package<std::decay_t<T>(std::decay_t<T>)>(
default_executor, [](auto&& x) { return std::forward<decltype(x)>(x); });
p.first(std::forward<T>(x));
return p.second;
}
inline future<void> make_ready_future() {
auto p = package<void()>(default_executor, []() {});
p.first();
return p.second;
}
template <typename T>
future<T> make_exceptional_future(std::exception_ptr error) {
auto p = package<T(T)>(default_executor, [_error = error](auto&& x) {
std::rethrow_exception(_error);
return std::forward<decltype(x)>(x);
});
p.first(T{});
return p.second;
}
/**************************************************************************************************/
} // namespace v1
/**************************************************************************************************/
} // namespace stlab
#endif //SLABFUTURE_UTILITY_HPP