| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP___ALGORITHM_RANGES_REPLACE_H |
| #define _LIBCPP___ALGORITHM_RANGES_REPLACE_H |
| |
| #include <__algorithm/ranges_replace_if.h> |
| #include <__config> |
| #include <__functional/identity.h> |
| #include <__functional/ranges_operations.h> |
| #include <__iterator/concepts.h> |
| #include <__iterator/projected.h> |
| #include <__ranges/access.h> |
| #include <__ranges/concepts.h> |
| #include <__ranges/dangling.h> |
| #include <__utility/move.h> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| # pragma GCC system_header |
| #endif |
| |
| #if _LIBCPP_STD_VER >= 20 |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| namespace ranges { |
| namespace __replace { |
| struct __fn { |
| template <input_iterator _Iter, sentinel_for<_Iter> _Sent, class _Type1, class _Type2, class _Proj = identity> |
| requires indirectly_writable<_Iter, const _Type2&> && |
| indirect_binary_predicate<ranges::equal_to, projected<_Iter, _Proj>, const _Type1*> |
| _LIBCPP_HIDE_FROM_ABI constexpr _Iter operator()( |
| _Iter __first, _Sent __last, const _Type1& __old_value, const _Type2& __new_value, _Proj __proj = {}) const { |
| auto __pred = [&](const auto& __val) { return __val == __old_value; }; |
| return ranges::__replace_if_impl(std::move(__first), std::move(__last), __pred, __new_value, __proj); |
| } |
| |
| template <input_range _Range, class _Type1, class _Type2, class _Proj = identity> |
| requires indirectly_writable<iterator_t<_Range>, const _Type2&> && |
| indirect_binary_predicate<ranges::equal_to, projected<iterator_t<_Range>, _Proj>, const _Type1*> |
| _LIBCPP_HIDE_FROM_ABI constexpr borrowed_iterator_t<_Range> |
| operator()(_Range&& __range, const _Type1& __old_value, const _Type2& __new_value, _Proj __proj = {}) const { |
| auto __pred = [&](auto&& __val) { return __val == __old_value; }; |
| return ranges::__replace_if_impl(ranges::begin(__range), ranges::end(__range), __pred, __new_value, __proj); |
| } |
| }; |
| } // namespace __replace |
| |
| inline namespace __cpo { |
| inline constexpr auto replace = __replace::__fn{}; |
| } // namespace __cpo |
| } // namespace ranges |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP_STD_VER >= 20 |
| |
| #endif // _LIBCPP___ALGORITHM_RANGES_REPLACE_H |