1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP___CHARCONV_CHARS_FORMAT_H
11#define _LIBCPP___CHARCONV_CHARS_FORMAT_H
12
13#include <__config>
14#include <__utility/to_underlying.h>
15
16#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
17# pragma GCC system_header
18#endif
19
20_LIBCPP_BEGIN_NAMESPACE_STD
21
22#if _LIBCPP_STD_VER >= 17
23
24enum class chars_format { scientific = 0x1, fixed = 0x2, hex = 0x4, general = fixed | scientific };
25
26inline constexpr chars_format operator~(chars_format __x) { return chars_format(~std::__to_underlying(val: __x)); }
27
28inline constexpr chars_format operator&(chars_format __x, chars_format __y) {
29 return chars_format(std::__to_underlying(val: __x) & std::__to_underlying(val: __y));
30}
31
32inline constexpr chars_format operator|(chars_format __x, chars_format __y) {
33 return chars_format(std::__to_underlying(val: __x) | std::__to_underlying(val: __y));
34}
35
36inline constexpr chars_format operator^(chars_format __x, chars_format __y) {
37 return chars_format(std::__to_underlying(val: __x) ^ std::__to_underlying(val: __y));
38}
39
40inline constexpr chars_format& operator&=(chars_format& __x, chars_format __y) {
41 __x = __x & __y;
42 return __x;
43}
44
45inline constexpr chars_format& operator|=(chars_format& __x, chars_format __y) {
46 __x = __x | __y;
47 return __x;
48}
49
50inline constexpr chars_format& operator^=(chars_format& __x, chars_format __y) {
51 __x = __x ^ __y;
52 return __x;
53}
54
55#endif // _LIBCPP_STD_VER >= 17
56
57_LIBCPP_END_NAMESPACE_STD
58
59#endif // _LIBCPP___CHARCONV_CHARS_FORMAT_H
60