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Diffstat (limited to 'contrib/llvm-project/libcxx/include/__algorithm/ranges_generate.h')
-rw-r--r-- | contrib/llvm-project/libcxx/include/__algorithm/ranges_generate.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/contrib/llvm-project/libcxx/include/__algorithm/ranges_generate.h b/contrib/llvm-project/libcxx/include/__algorithm/ranges_generate.h new file mode 100644 index 000000000000..c23645e6d906 --- /dev/null +++ b/contrib/llvm-project/libcxx/include/__algorithm/ranges_generate.h @@ -0,0 +1,73 @@ +//===----------------------------------------------------------------------===// +// +// 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_GENERATE_H +#define _LIBCPP___ALGORITHM_RANGES_GENERATE_H + +#include <__algorithm/generate.h> +#include <__algorithm/make_projected.h> +#include <__concepts/constructible.h> +#include <__concepts/invocable.h> +#include <__config> +#include <__functional/identity.h> +#include <__functional/invoke.h> +#include <__functional/ranges_operations.h> +#include <__iterator/concepts.h> +#include <__iterator/iterator_traits.h> +#include <__iterator/projected.h> +#include <__ranges/access.h> +#include <__ranges/concepts.h> +#include <__ranges/dangling.h> +#include <__utility/forward.h> +#include <__utility/move.h> + +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) +# pragma GCC system_header +#endif + +#if _LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_INCOMPLETE_RANGES) + +_LIBCPP_BEGIN_NAMESPACE_STD + +namespace ranges { +namespace __generate { + +struct __fn { + + template <input_or_output_iterator _OutIter, sentinel_for<_OutIter> _Sent, copy_constructible _Func> + requires invocable<_Func&> && indirectly_writable<_OutIter, invoke_result_t<_Func&>> + _LIBCPP_HIDE_FROM_ABI constexpr + _OutIter operator()(_OutIter __first, _Sent __last, _Func __gen) const { + // TODO: implement + (void)__first; (void)__last; (void)__gen; + return {}; + } + + template <class _Range, copy_constructible _Func> + requires invocable<_Func&> && output_range<_Range, invoke_result_t<_Func&>> + _LIBCPP_HIDE_FROM_ABI constexpr + borrowed_iterator_t<_Range> operator()(_Range&& __range, _Func __gen) const { + // TODO: implement + (void)__range; (void)__gen; + return {}; + } + +}; + +} // namespace __generate + +inline namespace __cpo { + inline constexpr auto generate = __generate::__fn{}; +} // namespace __cpo +} // namespace ranges + +_LIBCPP_END_NAMESPACE_STD + +#endif // _LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_INCOMPLETE_RANGES) + +#endif // _LIBCPP___ALGORITHM_RANGES_GENERATE_H |