Arene Base
Fundamental Utilities For Safety Critical C++
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add_const.hpp
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1// Copyright 2024, Toyota Motor Corporation
2//
3// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
4
5#ifndef INCLUDE_GUARD_ARENE_BASE_STDLIB_INCLUDE_STDLIB_DETAIL_ADD_CONST_HPP_
6#define INCLUDE_GUARD_ARENE_BASE_STDLIB_INCLUDE_STDLIB_DETAIL_ADD_CONST_HPP_
7
8// parasoft-begin-suppress CERT_CPP-DCL58-a-2 "Part of a standard library implementation"
9// parasoft-begin-suppress AUTOSAR-A17_6_1-a-2 "Part of a standard library implementation"
10
11// IWYU pragma: private, include <type_traits>
12// IWYU pragma: friend "stdlib_detail/.*"
13
14namespace std {
15/// @brief Add @c const to the provided type. The @c type member is an alias for the modified type.
16/// @tparam Type The type to add @c const to
17template <typename Type>
18class add_const {
19 public:
20 /// @brief The resulting type
21 using type = Type const;
22};
23
24/// @brief Add @c const to the provided type. An alias for the modified type.
25/// @tparam Type The type to add @c const to
26template <typename Type>
27using add_const_t = typename add_const<Type>::type;
28
29} // namespace std
30
31#endif // INCLUDE_GUARD_ARENE_BASE_STDLIB_INCLUDE_STDLIB_DETAIL_ADD_CONST_HPP_
Add const to the provided type. The type member is an alias for the modified type.
Definition add_const.hpp:18
constexpr auto operator()(::arene::base::result< void, E > const &value) const noexcept(noexcept(hash< E >{}(std::declval< E const & >()))) -> std::size_t
Calculate the hash of a result.
Definition result.hpp:1827