mirror of
https://github.com/bolero-MURAKAMI/Sprout
synced 2025-08-03 12:49:50 +00:00
destructive change sprout::generate -> sprout::unfold
add range adapter reversed, replaced, filtered
This commit is contained in:
bolero-MURAKAMI
parent
6b3f7ad894
commit
73ead93fe5
60 changed files with 3840 additions and 318 deletions
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@ -3,7 +3,11 @@
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#include <sprout/config.hpp>
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#include <sprout/range/adaptor/copied.hpp>
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#include <sprout/range/adaptor/reversed.hpp>
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#include <sprout/range/adaptor/transformed.hpp>
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#include <sprout/range/adaptor/replaced.hpp>
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#include <sprout/range/adaptor/replaced_if.hpp>
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#include <sprout/range/adaptor/filtered.hpp>
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#include <sprout/range/adaptor/counting.hpp>
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#include <sprout/range/adaptor/deep_copied.hpp>
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#include <sprout/range/adaptor/sized.hpp>
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139
sprout/range/adaptor/filtered.hpp
Normal file
139
sprout/range/adaptor/filtered.hpp
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@ -0,0 +1,139 @@
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#ifndef SPROUT_RANGE_ADAPTOR_FILTERED_HPP
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#define SPROUT_RANGE_ADAPTOR_FILTERED_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/pit.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/filter_iterator.hpp>
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#include <sprout/range/range_container.hpp>
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#include <sprout/range/algorithm/copy.hpp>
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#include <sprout/type_traits/lvalue_reference.hpp>
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#include <sprout/utility/forward.hpp>
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#include <sprout/utility/lvalue_forward.hpp>
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namespace sprout {
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namespace adaptors {
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//
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// filtered_range
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//
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template<typename Predicate, typename Range>
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class filtered_range
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: public sprout::range::range_container<
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sprout::filter_iterator<
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Predicate,
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typename sprout::container_traits<Range>::iterator
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>
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>
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, public sprout::detail::container_nosy_static_size<Range>
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, public sprout::detail::container_nosy_fixed_size<Range>
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{
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public:
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typedef Predicate predicate_type;
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typedef Range range_type;
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typedef sprout::range::range_container<
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sprout::filter_iterator<
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Predicate,
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typename sprout::container_traits<Range>::iterator
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>
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> base_type;
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typedef typename base_type::iterator iterator;
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public:
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filtered_range() = default;
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filtered_range(filtered_range const&) = default;
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SPROUT_CONSTEXPR filtered_range(predicate_type pred, range_type& range)
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: base_type(
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iterator(pred, sprout::begin(range), sprout::end(range)),
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iterator(pred, sprout::end(range), sprout::end(range))
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)
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{}
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};
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//
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// filter_holder
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//
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template<typename Predicate>
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class filter_holder {
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public:
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typedef Predicate predicate_type;
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private:
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predicate_type pred_;
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public:
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filter_holder() = default;
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filter_holder(filter_holder const&) = default;
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SPROUT_CONSTEXPR filter_holder(predicate_type pred)
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: pred_(pred)
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{}
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SPROUT_CONSTEXPR predicate_type predicate() const {
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return pred_;
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}
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};
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//
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// filtered_forwarder
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//
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class filtered_forwarder {
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public:
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template<typename Predicate>
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SPROUT_CONSTEXPR sprout::adaptors::filter_holder<Predicate>
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operator()(Predicate pred) {
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return sprout::adaptors::filter_holder<Predicate>(pred);
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}
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};
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//
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// filtered
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//
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namespace {
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SPROUT_STATIC_CONSTEXPR sprout::adaptors::filtered_forwarder filtered{};
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} // anonymous-namespace
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//
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// operator|
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//
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template<typename Range, typename Predicate>
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inline SPROUT_CONSTEXPR sprout::adaptors::filtered_range<
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Predicate,
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typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
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>
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operator|(Range&& lhs, sprout::adaptors::filter_holder<Predicate> const& rhs) {
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return sprout::adaptors::filtered_range<
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Predicate,
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typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
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>(
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rhs.predicate(),
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sprout::lvalue_forward<Range>(lhs)
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);
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}
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} // namespace adaptors
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//
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// container_construct_traits
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//
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template<typename Predicate, typename Range>
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struct container_construct_traits<sprout::adaptors::filtered_range<Predicate, Range> > {
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public:
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typedef typename sprout::container_construct_traits<Range>::copied_type copied_type;
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public:
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template<typename Cont>
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static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
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return sprout::range::fixed::copy(sprout::forward<Cont>(cont), sprout::pit<copied_type>());
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}
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template<typename... Args>
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static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
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return sprout::make<copied_type>(sprout::forward<Args>(args)...);
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}
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template<typename Cont, typename... Args>
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static SPROUT_CONSTEXPR copied_type remake(
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Cont&& cont,
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typename sprout::container_traits<sprout::adaptors::filtered_range<Predicate, Range> >::difference_type size,
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Args&&... args
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)
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{
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return sprout::remake<copied_type>(sprout::forward<Cont>(cont), size, sprout::forward<Args>(args)...);
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}
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};
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} // namespace sprout
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#endif // #ifndef SPROUT_RANGE_ADAPTOR_FILTERED_HPP
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160
sprout/range/adaptor/replaced.hpp
Normal file
160
sprout/range/adaptor/replaced.hpp
Normal file
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@ -0,0 +1,160 @@
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#ifndef SPROUT_RANGE_ADAPTOR_REPLACED_HPP
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#define SPROUT_RANGE_ADAPTOR_REPLACED_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/pit.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/transform_iterator.hpp>
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#include <sprout/range/range_container.hpp>
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#include <sprout/range/algorithm/copy.hpp>
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#include <sprout/type_traits/lvalue_reference.hpp>
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#include <sprout/utility/forward.hpp>
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#include <sprout/utility/lvalue_forward.hpp>
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namespace sprout {
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namespace adaptors {
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namespace detail {
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template<typename T>
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class replace_value {
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public:
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typedef T const& result_type;
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typedef T const& first_argument_type;
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private:
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T old_;
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T new_;
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public:
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SPROUT_CONSTEXPR replace_value(T const& old_value, T const& new_value)
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: old_(old_value)
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, new_(new_value)
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{}
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T const& operator()(T const& value) const {
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return (value == old_) ? new_ : value;
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}
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};
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} // namespace detail
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//
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// replaced_range
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//
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template<typename Range>
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class replaced_range
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: public sprout::range::range_container<
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sprout::transform_iterator<
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sprout::adaptors::detail::replace_value<typename sprout::container_traits<Range>::value_type>,
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typename sprout::container_traits<Range>::iterator
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>
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>
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, public sprout::detail::container_nosy_static_size<Range>
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, public sprout::detail::container_nosy_fixed_size<Range>
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{
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public:
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typedef Range range_type;
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typedef sprout::range::range_container<
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sprout::transform_iterator<
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sprout::adaptors::detail::replace_value<typename sprout::container_traits<Range>::value_type>,
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typename sprout::container_traits<Range>::iterator
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>
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> base_type;
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typedef typename base_type::iterator iterator;
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typedef typename base_type::value_type value_type;
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public:
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replaced_range() = default;
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replaced_range(replaced_range const&) = default;
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explicit SPROUT_CONSTEXPR replaced_range(range_type& range, value_type const& old_value, value_type const& new_value)
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: base_type(
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iterator(sprout::begin(range), typename iterator::functor_type(old_value, new_value)),
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iterator(sprout::end(range), typename iterator::functor_type(old_value, new_value))
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)
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{}
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};
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//
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// replace_holder
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//
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template<typename T>
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class replace_holder {
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public:
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typedef T value_type;
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private:
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value_type old_;
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value_type new_;
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public:
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SPROUT_CONSTEXPR replace_holder(value_type const& old_value, value_type const& new_value)
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: old_(old_value)
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, new_(new_value)
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{}
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SPROUT_CONSTEXPR value_type old_value() const {
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return old_;
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}
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SPROUT_CONSTEXPR value_type new_value() const {
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return new_;
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}
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};
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//
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// replaced_forwarder
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//
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class replaced_forwarder {
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public:
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template<typename T>
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SPROUT_CONSTEXPR sprout::adaptors::replace_holder<T>
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operator()(T const& old_value, T const& new_value) {
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return sprout::adaptors::replace_holder<T>(old_value, new_value);
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}
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};
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//
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// replaced
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//
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namespace {
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SPROUT_STATIC_CONSTEXPR sprout::adaptors::replaced_forwarder replaced{};
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} // anonymous-namespace
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//
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// operator|
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//
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template<typename Range, typename T>
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inline SPROUT_CONSTEXPR sprout::adaptors::replaced_range<
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typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
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>
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operator|(Range&& lhs, sprout::adaptors::replace_holder<T> const& rhs) {
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return sprout::adaptors::replaced_range<
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typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
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>(
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sprout::lvalue_forward<Range>(lhs),
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rhs.old_value(),
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rhs.new_value()
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);
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}
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} // namespace adaptors
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//
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// container_construct_traits
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//
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template<typename Range>
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struct container_construct_traits<sprout::adaptors::replaced_range<Range> > {
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public:
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typedef typename sprout::container_construct_traits<Range>::copied_type copied_type;
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public:
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template<typename Cont>
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static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
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return sprout::range::fixed::copy(sprout::forward<Cont>(cont), sprout::pit<copied_type>());
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}
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template<typename... Args>
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static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
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return sprout::make<copied_type>(sprout::forward<Args>(args)...);
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}
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template<typename Cont, typename... Args>
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static SPROUT_CONSTEXPR copied_type remake(
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Cont&& cont,
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typename sprout::container_traits<sprout::adaptors::replaced_range<Range> >::difference_type size,
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Args&&... args
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)
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{
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return sprout::remake<copied_type>(sprout::forward<Cont>(cont), size, sprout::forward<Args>(args)...);
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}
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};
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} // namespace sprout
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#endif // #ifndef SPROUT_RANGE_ADAPTOR_REPLACED_HPP
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164
sprout/range/adaptor/replaced_if.hpp
Normal file
164
sprout/range/adaptor/replaced_if.hpp
Normal file
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@ -0,0 +1,164 @@
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#ifndef SPROUT_RANGE_ADAPTOR_REPLACED_IF_HPP
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#define SPROUT_RANGE_ADAPTOR_REPLACED_IF_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/pit.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/transform_iterator.hpp>
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#include <sprout/range/range_container.hpp>
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#include <sprout/range/algorithm/copy.hpp>
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#include <sprout/type_traits/lvalue_reference.hpp>
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#include <sprout/utility/forward.hpp>
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#include <sprout/utility/lvalue_forward.hpp>
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namespace sprout {
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namespace adaptors {
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namespace detail {
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template<typename Predicate, typename T>
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class replace_value_if {
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public:
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typedef Predicate predicate_type;
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typedef T const& result_type;
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typedef T const& first_argument_type;
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private:
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Predicate pred_;
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T new_;
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public:
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SPROUT_CONSTEXPR replace_value_if(Predicate pred, T const& new_value)
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: pred_(pred)
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, new_(new_value)
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{}
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T const& operator()(T const& value) const {
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return pred(value) ? new_ : value;
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}
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};
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} // namespace detail
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//
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// replaced_if_range
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//
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template<typename Predicate, typename Range>
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class replaced_if_range
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: public sprout::range::range_container<
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sprout::transform_iterator<
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sprout::adaptors::detail::replace_value_if<Predicate, typename sprout::container_traits<Range>::value_type>,
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typename sprout::container_traits<Range>::iterator
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>
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>
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, public sprout::detail::container_nosy_static_size<Range>
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, public sprout::detail::container_nosy_fixed_size<Range>
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{
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public:
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typedef Range range_type;
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typedef sprout::range::range_container<
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sprout::transform_iterator<
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sprout::adaptors::detail::replace_value_if<Predicate, typename sprout::container_traits<Range>::value_type>,
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typename sprout::container_traits<Range>::iterator
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>
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> base_type;
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typedef typename base_type::iterator iterator;
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typedef typename base_type::value_type value_type;
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public:
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replaced_if_range() = default;
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replaced_if_range(replaced_if_range const&) = default;
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explicit SPROUT_CONSTEXPR replaced_if_range(range_type& range, Predicate pred, value_type const& new_value)
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: base_type(
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iterator(sprout::begin(range), typename iterator::functor_type(pred, new_value)),
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iterator(sprout::end(range), typename iterator::functor_type(pred, new_value))
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)
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{}
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};
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//
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// replace_if_holder
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//
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template<typename Predicate, typename T>
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class replace_if_holder {
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public:
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typedef Predicate predicate_type;
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typedef T value_type;
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private:
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predicate_type pred_;
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value_type new_;
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public:
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SPROUT_CONSTEXPR replace_if_holder(predicate_type pred, value_type const& new_value)
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: pred_(pred)
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, new_(new_value)
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{}
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SPROUT_CONSTEXPR predicate_type predicate() const {
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return pred_;
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}
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SPROUT_CONSTEXPR value_type new_value() const {
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return new_;
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}
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};
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//
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// replaced_if_forwarder
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//
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class replaced_if_forwarder {
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public:
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template<typename Predicate, typename T>
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SPROUT_CONSTEXPR sprout::adaptors::replace_if_holder<Predicate, T>
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operator()(Predicate pred, T const& new_value) {
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return sprout::adaptors::replace_if_holder<Predicate, T>(pred, new_value);
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}
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};
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//
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// replaced_if
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//
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namespace {
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SPROUT_STATIC_CONSTEXPR sprout::adaptors::replaced_if_forwarder replaced_if{};
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} // anonymous-namespace
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//
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// operator|
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//
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template<typename Range, typename Predicate, typename T>
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inline SPROUT_CONSTEXPR sprout::adaptors::replaced_if_range<
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Predicate,
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typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
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>
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operator|(Range&& lhs, sprout::adaptors::replace_if_holder<Predicate, T> const& rhs) {
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return sprout::adaptors::replaced_if_range<
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Predicate,
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typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
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>(
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sprout::lvalue_forward<Range>(lhs),
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rhs.predicate(),
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rhs.new_value()
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);
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}
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} // namespace adaptors
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//
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// container_construct_traits
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//
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template<typename Predicate, typename Range>
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struct container_construct_traits<sprout::adaptors::replaced_if_range<Predicate, Range> > {
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public:
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typedef typename sprout::container_construct_traits<Range>::copied_type copied_type;
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public:
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template<typename Cont>
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static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
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return sprout::range::fixed::copy(sprout::forward<Cont>(cont), sprout::pit<copied_type>());
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}
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template<typename... Args>
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static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
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return sprout::make<copied_type>(sprout::forward<Args>(args)...);
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}
|
||||
template<typename Cont, typename... Args>
|
||||
static SPROUT_CONSTEXPR copied_type remake(
|
||||
Cont&& cont,
|
||||
typename sprout::container_traits<sprout::adaptors::replaced_if_range<Predicate, Range> >::difference_type size,
|
||||
Args&&... args
|
||||
)
|
||||
{
|
||||
return sprout::remake<copied_type>(sprout::forward<Cont>(cont), size, sprout::forward<Args>(args)...);
|
||||
}
|
||||
};
|
||||
} // namespace sprout
|
||||
|
||||
#endif // #ifndef SPROUT_RANGE_ADAPTOR_REPLACED_IF_HPP
|
||||
106
sprout/range/adaptor/reversed.hpp
Normal file
106
sprout/range/adaptor/reversed.hpp
Normal file
|
|
@ -0,0 +1,106 @@
|
|||
#ifndef SPROUT_RANGE_ADAPTOR_REVERSED_HPP
|
||||
#define SPROUT_RANGE_ADAPTOR_REVERSED_HPP
|
||||
|
||||
#include <type_traits>
|
||||
#include <sprout/config.hpp>
|
||||
#include <sprout/pit.hpp>
|
||||
#include <sprout/container/traits.hpp>
|
||||
#include <sprout/container/functions.hpp>
|
||||
#include <sprout/iterator/reverse_iterator.hpp>
|
||||
#include <sprout/range/range_container.hpp>
|
||||
#include <sprout/range/algorithm/copy.hpp>
|
||||
#include <sprout/type_traits/lvalue_reference.hpp>
|
||||
#include <sprout/utility/forward.hpp>
|
||||
#include <sprout/utility/lvalue_forward.hpp>
|
||||
|
||||
namespace sprout {
|
||||
namespace adaptors {
|
||||
//
|
||||
// reversed_range
|
||||
//
|
||||
template<typename Range>
|
||||
class reversed_range
|
||||
: public sprout::range::range_container<
|
||||
sprout::reverse_iterator<
|
||||
typename sprout::container_traits<Range>::iterator
|
||||
>
|
||||
>
|
||||
, public sprout::detail::container_nosy_static_size<Range>
|
||||
, public sprout::detail::container_nosy_fixed_size<Range>
|
||||
{
|
||||
public:
|
||||
typedef Range range_type;
|
||||
typedef sprout::range::range_container<
|
||||
sprout::reverse_iterator<
|
||||
typename sprout::container_traits<Range>::iterator
|
||||
>
|
||||
> base_type;
|
||||
typedef typename base_type::iterator iterator;
|
||||
public:
|
||||
reversed_range() = default;
|
||||
reversed_range(reversed_range const&) = default;
|
||||
explicit SPROUT_CONSTEXPR reversed_range(range_type& range)
|
||||
: base_type(
|
||||
iterator(sprout::end(range)),
|
||||
iterator(sprout::begin(range))
|
||||
)
|
||||
{}
|
||||
};
|
||||
|
||||
//
|
||||
// reversed_forwarder
|
||||
//
|
||||
class reversed_forwarder {};
|
||||
|
||||
//
|
||||
// reversed
|
||||
//
|
||||
namespace {
|
||||
SPROUT_STATIC_CONSTEXPR sprout::adaptors::reversed_forwarder reversed{};
|
||||
} // anonymous-namespace
|
||||
|
||||
//
|
||||
// operator|
|
||||
//
|
||||
template<typename Range>
|
||||
inline SPROUT_CONSTEXPR sprout::adaptors::reversed_range<
|
||||
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
|
||||
>
|
||||
operator|(Range&& lhs, sprout::adaptors::reversed_forwarder) {
|
||||
return sprout::adaptors::reversed_range<
|
||||
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
|
||||
>(
|
||||
sprout::lvalue_forward<Range>(lhs)
|
||||
);
|
||||
}
|
||||
} // namespace adaptors
|
||||
|
||||
//
|
||||
// container_construct_traits
|
||||
//
|
||||
template<typename Range>
|
||||
struct container_construct_traits<sprout::adaptors::reversed_range<Range> > {
|
||||
public:
|
||||
typedef typename sprout::container_construct_traits<Range>::copied_type copied_type;
|
||||
public:
|
||||
template<typename Cont>
|
||||
static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
|
||||
return sprout::range::fixed::copy(sprout::forward<Cont>(cont), sprout::pit<copied_type>());
|
||||
}
|
||||
template<typename... Args>
|
||||
static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
|
||||
return sprout::make<copied_type>(sprout::forward<Args>(args)...);
|
||||
}
|
||||
template<typename Cont, typename... Args>
|
||||
static SPROUT_CONSTEXPR copied_type remake(
|
||||
Cont&& cont,
|
||||
typename sprout::container_traits<sprout::adaptors::reversed_range<Range> >::difference_type size,
|
||||
Args&&... args
|
||||
)
|
||||
{
|
||||
return sprout::remake<copied_type>(sprout::forward<Cont>(cont), size, sprout::forward<Args>(args)...);
|
||||
}
|
||||
};
|
||||
} // namespace sprout
|
||||
|
||||
#endif // #ifndef SPROUT_RANGE_ADAPTOR_REVERSED_HPP
|
||||
Loading…
Add table
Add a link
Reference in a new issue