libSDL2pp
C++ bindings/wrapper for SDL2
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Optional.hh
1/*
2 libSDL2pp - C++ bindings/wrapper for SDL2
3 Copyright (C) 2014-2015 Dmitry Marakasov <amdmi3@amdmi3.ru>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20*/
21
22#ifndef SDL2PP_OPTIONAL_HH
23#define SDL2PP_OPTIONAL_HH
24
25#include <SDL2pp/Config.hh>
26
42
55
68
69#include <optional>
70
71namespace SDL2pp {
72
73template<typename T>
74using Optional = std::optional<T>;
75
76using BadOptionalAccess = std::bad_optional_access;
77
78constexpr std::nullopt_t NullOpt = std::nullopt;
79
80}
81
82#endif
Exception thrown on accessing a SDL2pp::Optional object with uninitialized state
Optional value container
constexpr std::nullopt_t NullOpt
Null value for SDL2pp::Optional.
Definition: Optional.hh:78