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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef _LIBCPP___ALGORITHM_RANGES_REMOVE_COPY_H10#define _LIBCPP___ALGORITHM_RANGES_REMOVE_COPY_H11 12#include <__algorithm/in_out_result.h>13#include <__algorithm/ranges_remove_copy_if.h>14#include <__config>15#include <__functional/identity.h>16#include <__functional/invoke.h>17#include <__functional/ranges_operations.h>18#include <__iterator/concepts.h>19#include <__iterator/projected.h>20#include <__ranges/access.h>21#include <__ranges/concepts.h>22#include <__ranges/dangling.h>23#include <__utility/move.h>24 25#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)26# pragma GCC system_header27#endif28 29_LIBCPP_PUSH_MACROS30#include <__undef_macros>31 32#if _LIBCPP_STD_VER >= 2033 34_LIBCPP_BEGIN_NAMESPACE_STD35 36namespace ranges {37 38template <class _InIter, class _OutIter>39using remove_copy_result = in_out_result<_InIter, _OutIter>;40 41struct __remove_copy {42 template <input_iterator _InIter,43 sentinel_for<_InIter> _Sent,44 weakly_incrementable _OutIter,45 class _Type,46 class _Proj = identity>47 requires indirectly_copyable<_InIter, _OutIter> &&48 indirect_binary_predicate<ranges::equal_to, projected<_InIter, _Proj>, const _Type*>49 _LIBCPP_HIDE_FROM_ABI constexpr remove_copy_result<_InIter, _OutIter>50 operator()(_InIter __first, _Sent __last, _OutIter __result, const _Type& __value, _Proj __proj = {}) const {51 auto __pred = [&](auto&& __val) -> bool { return __value == __val; };52 return ranges::__remove_copy_if_impl(std::move(__first), std::move(__last), std::move(__result), __pred, __proj);53 }54 55 template <input_range _Range, weakly_incrementable _OutIter, class _Type, class _Proj = identity>56 requires indirectly_copyable<iterator_t<_Range>, _OutIter> &&57 indirect_binary_predicate<ranges::equal_to, projected<iterator_t<_Range>, _Proj>, const _Type*>58 _LIBCPP_HIDE_FROM_ABI constexpr remove_copy_result<borrowed_iterator_t<_Range>, _OutIter>59 operator()(_Range&& __range, _OutIter __result, const _Type& __value, _Proj __proj = {}) const {60 auto __pred = [&](auto&& __val) -> bool { return __value == __val; };61 return ranges::__remove_copy_if_impl(62 ranges::begin(__range), ranges::end(__range), std::move(__result), __pred, __proj);63 }64};65 66inline namespace __cpo {67inline constexpr auto remove_copy = __remove_copy{};68} // namespace __cpo69} // namespace ranges70 71_LIBCPP_END_NAMESPACE_STD72 73#endif // _LIBCPP_STD_VER >= 2074 75_LIBCPP_POP_MACROS76 77#endif // _LIBCPP___ALGORITHM_RANGES_REMOVE_COPY_H78