mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
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211 lines
8 KiB
C++
211 lines
8 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2019 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_ALGORITHM_FIXED_SET_DIFFERENCE_HPP
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#define SPROUT_ALGORITHM_FIXED_SET_DIFFERENCE_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/container/traits.hpp>
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#include <sprout/container/functions.hpp>
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#include <sprout/iterator/operation.hpp>
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#include <sprout/iterator/set_difference_iterator.hpp>
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#include <sprout/iterator/type_traits/is_iterator_of.hpp>
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#include <sprout/type_traits/enabler_if.hpp>
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#include <sprout/functional/less.hpp>
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#include <sprout/algorithm/fixed/results.hpp>
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#include <sprout/pit/pit.hpp>
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#include <sprout/detail/container_complate.hpp>
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namespace sprout {
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namespace fixed {
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namespace detail {
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template<typename InputIterator1, typename InputIterator2, typename Result, typename Compare, typename... Args>
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inline SPROUT_CONSTEXPR typename std::enable_if<
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sprout::container_traits<Result>::static_size == sizeof...(Args),
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typename sprout::fixed::results::algorithm<Result>::type
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>::type
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set_difference_impl(
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InputIterator1, InputIterator1,
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InputIterator2, InputIterator2,
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Result const& result, Compare,
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typename sprout::container_traits<Result>::size_type,
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Args const&... args
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)
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{
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return sprout::remake<Result>(result, sprout::size(result), args...);
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}
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template<typename InputIterator1, typename InputIterator2, typename Result, typename Compare, typename... Args>
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inline SPROUT_CONSTEXPR typename std::enable_if<
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sprout::container_traits<Result>::static_size != sizeof...(Args),
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typename sprout::fixed::results::algorithm<Result>::type
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>::type
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set_difference_impl(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Result const& result, Compare comp,
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typename sprout::container_traits<Result>::size_type size,
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Args const&... args
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)
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{
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return sizeof...(Args) < size
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? first1 != last1
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? first2 != last2
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? comp(*first1, *first2)
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? sprout::fixed::detail::set_difference_impl(
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sprout::next(first1), last1, first2, last2, result, comp,
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size, args..., *first1
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)
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: comp(*first2, *first1)
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? sprout::fixed::detail::set_difference_impl(
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first1, last1, sprout::next(first2), last2, result, comp,
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size, args...
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)
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: sprout::fixed::detail::set_difference_impl(
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sprout::next(first1), last1, sprout::next(first2), last2, result, comp,
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size, args...
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)
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: sprout::fixed::detail::set_difference_impl(
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sprout::next(first1), last1, first2, last2, result, comp,
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size, args..., *first1
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)
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: sprout::detail::container_complate(result, args...)
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: sprout::detail::container_complate(result, args...)
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;
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}
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template<typename InputIterator1, typename InputIterator2, typename Result, typename Compare>
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inline SPROUT_CONSTEXPR typename std::enable_if<
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sprout::is_fixed_container<Result>::value,
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typename sprout::fixed::results::algorithm<Result>::type
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>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Result const& result, Compare comp
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)
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{
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return sprout::fixed::detail::set_difference_impl(
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first1, last1,
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first2, last2,
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result, comp,
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sprout::size(result)
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);
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}
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template<typename InputIterator1, typename InputIterator2, typename Result, typename Compare>
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inline SPROUT_CONSTEXPR typename std::enable_if<
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!sprout::is_fixed_container<Result>::value,
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typename sprout::fixed::results::algorithm<Result>::type
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>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Result const& result, Compare comp
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)
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{
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return sprout::remake<Result>(
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result, sprout::size(result),
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sprout::make_set_difference_iterator(first1, last1, first2, last2, comp),
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sprout::make_set_difference_iterator(last1, last1, last2, last2, comp)
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);
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}
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} // namespace detail
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//
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// set_difference
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//
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template<typename InputIterator1, typename InputIterator2, typename Result, typename Compare>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Result const& result, Compare comp
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)
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{
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return sprout::fixed::detail::set_difference(first1, last1, first2, last2, result, comp);
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}
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template<typename InputIterator1, typename InputIterator2, typename Result>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Result const& result
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)
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{
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return sprout::fixed::set_difference(first1, last1, first2, last2, result, sprout::less<>());
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}
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template<typename Result, typename InputIterator1, typename InputIterator2, typename Compare>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Compare comp
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)
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{
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return sprout::fixed::set_difference(first1, last1, first2, last2, sprout::pit<Result>(), comp);
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}
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template<typename Result, typename InputIterator1, typename InputIterator2>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2
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)
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{
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return sprout::fixed::set_difference(first1, last1, first2, last2, sprout::pit<Result>());
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}
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} // namespace fixed
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template<
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typename InputIterator1, typename InputIterator2, typename Result, typename Compare,
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typename sprout::enabler_if<!sprout::is_iterator_outputable<Result>::value>::type = sprout::enabler
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>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Result const& result, Compare comp
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)
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{
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return sprout::fixed::set_difference(first1, last1, first2, last2, result, comp);
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}
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template<
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typename InputIterator1, typename InputIterator2, typename Result,
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typename sprout::enabler_if<!sprout::is_iterator_outputable<Result>::value>::type = sprout::enabler
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>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Result const& result
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)
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{
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return sprout::fixed::set_difference(first1, last1, first2, last2, result);
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}
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template<typename Result, typename InputIterator1, typename InputIterator2, typename Compare>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2,
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Compare comp
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)
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{
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return sprout::fixed::set_difference<Result>(first1, last1, first2, last2, comp);
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}
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template<typename Result, typename InputIterator1, typename InputIterator2>
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inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Result>::type
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set_difference(
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InputIterator1 first1, InputIterator1 last1,
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InputIterator2 first2, InputIterator2 last2
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)
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{
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return sprout::fixed::set_difference<Result>(first1, last1, first2, last2);
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_FIXED_SET_DIFFERENCE_HPP
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