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change begin, end traits

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bolero-MURAKAMI 2016-04-15 01:47:14 +09:00
parent e5637554d1
commit a6d46d4ffa
9 changed files with 445 additions and 5 deletions
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4
sprout/container/begin.hpp
View file

@ -23,7 +23,9 @@ namespace sprout {
// ADL callable range_begin(cont) -> range_begin(cont)
// [default]
// Container is T[N] -> iterator(cont)
// otherwise -> cont.begin()
// otherwise, ADL callable begin(cont) -> begin(cont)
// otherwise, callabe cont.begin() -> cont.begin()
// otherwise -> std::begin(cont)
//
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator

269
sprout/container/container_range_traits.hpp
View file

@ -8,12 +8,14 @@
#ifndef SPROUT_CONTAINER_CONTAINER_RANGE_TRAITS_HPP
#define SPROUT_CONTAINER_CONTAINER_RANGE_TRAITS_HPP
#include <iterator>
#include <utility>
#include <type_traits>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/config.hpp>
#include <sprout/type_traits/integral_constant.hpp>
#include <sprout/type_traits/identity.hpp>
#include <sprout/type_traits/is_within_namespace_sprout.hpp>
#include <sprout/container/traits_fwd.hpp>
#include <sprout/container/container_traits.hpp>
#include <sprout/container/range_functions_fwd.hpp>
@ -21,6 +23,9 @@
#include <sprout/adl/not_found.hpp>
namespace sprout_adl {
sprout::not_found_via_adl begin(...);
sprout::not_found_via_adl end(...);
sprout::not_found_via_adl range_begin(...);
sprout::not_found_via_adl range_end(...);
sprout::not_found_via_adl range_size(...);
@ -33,8 +38,266 @@ namespace sprout_adl {
sprout::not_found_via_adl range_data(...);
} // namespace sprout_adl
namespace sprout_container_range_detail {
using sprout_adl::begin;
using sprout_adl::end;
template<typename T>
struct has_adl_begin_test {
public:
template<
typename U = T,
typename R = typename sprout::identity<decltype(begin(std::declval<U>()))>::type
>
static sprout::is_found_via_adl<R> test(int);
static sprout::false_type test(...);
};
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_adl_begin(Container& cont) {
return begin(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_adl_begin(Container const& cont) {
return begin(cont);
}
template<typename T>
struct has_adl_end_test {
public:
template<
typename U = T,
typename R = typename sprout::identity<decltype(end(std::declval<U>()))>::type
>
static sprout::is_found_via_adl<R> test(int);
static sprout::false_type test(...);
};
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_adl_end(Container& cont) {
return end(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_adl_end(Container const& cont) {
return end(cont);
}
} // namespace sprout_container_range_detail
namespace sprout {
namespace detail {
#if defined(_MSC_VER) && (_MSC_VER > 1900)
template<typename T, typename Base_ = typename sprout::identity<decltype(sprout_container_range_detail::has_adl_begin_test<T>::test(0))>::type>
struct has_adl_begin
: public Base_
{};
#else
template<typename T>
struct has_adl_begin
: public sprout::identity<decltype(sprout_container_range_detail::has_adl_begin_test<T>::test(0))>::type
{};
#endif
template<typename T, bool = sprout::is_within_namespace_sprout<T>::value>
struct has_adl_begin_without_sprout
: public sprout::false_type
{};
template<typename T>
struct has_adl_begin_without_sprout<T, false>
: public sprout::detail::has_adl_begin<T>
{};
template<typename T>
struct has_mem_begin_test {
public:
template<
typename U = T,
typename = typename sprout::identity<decltype(std::declval<U>().begin())>::type
>
static sprout::true_type test(int);
static sprout::false_type test(...);
};
#if defined(_MSC_VER) && (_MSC_VER > 1900)
template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_begin_test<T>::test(0))>::type>
struct has_mem_begin
: public Base_
{};
#else
template<typename T>
struct has_mem_begin
: public sprout::identity<decltype(sprout::detail::has_mem_begin_test<T>::test(0))>::type
{};
#endif
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_adl_begin(Container& cont) {
using std::begin;
return begin(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_adl_begin(Container const& cont) {
using std::begin;
return begin(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
sprout::detail::has_adl_begin_without_sprout<Container&>::value,
typename sprout::container_traits<Container>::iterator
>::type
range_begin_impl(Container& cont) {
return sprout_container_range_detail::range_adl_begin(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_begin_without_sprout<Container&>::value && sprout::detail::has_mem_begin<Container>::value,
typename sprout::container_traits<Container>::iterator
>::type
range_begin_impl(Container& cont) {
return cont.begin();
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_begin_without_sprout<Container&>::value && !sprout::detail::has_mem_begin<Container>::value,
typename sprout::container_traits<Container>::iterator
>::type
range_begin_impl(Container& cont) {
return std::begin(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
sprout::detail::has_adl_begin_without_sprout<Container const&>::value,
typename sprout::container_traits<Container const>::iterator
>::type
range_begin_impl(Container const& cont) {
return sprout_container_range_detail::range_adl_begin(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_begin_without_sprout<Container const&>::value && sprout::detail::has_mem_begin<Container const>::value,
typename sprout::container_traits<Container const>::iterator
>::type
range_begin_impl(Container const& cont) {
return cont.begin();
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_begin_without_sprout<Container const&>::value && !sprout::detail::has_mem_begin<Container const>::value,
typename sprout::container_traits<Container const>::iterator
>::type
range_begin_impl(Container const& cont) {
return std::begin(cont);
}
#if defined(_MSC_VER) && (_MSC_VER > 1900)
template<typename T, typename Base_ = typename sprout::identity<decltype(sprout_container_range_detail::has_adl_end_test<T>::test(0))>::type>
struct has_adl_end
: public Base_
{};
#else
template<typename T>
struct has_adl_end
: public sprout::identity<decltype(sprout_container_range_detail::has_adl_end_test<T>::test(0))>::type
{};
#endif
template<typename T, bool = sprout::is_within_namespace_sprout<T>::value>
struct has_adl_end_without_sprout
: public sprout::false_type
{};
template<typename T>
struct has_adl_end_without_sprout<T, false>
: public sprout::detail::has_adl_end<T>
{};
template<typename T>
struct has_mem_end_test {
public:
template<
typename U = T,
typename = typename sprout::identity<decltype(std::declval<U>().end())>::type
>
static sprout::true_type test(int);
static sprout::false_type test(...);
};
#if defined(_MSC_VER) && (_MSC_VER > 1900)
template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_end_test<T>::test(0))>::type>
struct has_mem_end
: public Base_
{};
#else
template<typename T>
struct has_mem_end
: public sprout::identity<decltype(sprout::detail::has_mem_end_test<T>::test(0))>::type
{};
#endif
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_adl_end(Container& cont) {
using std::end;
return end(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_adl_end(Container const& cont) {
using std::end;
return end(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
sprout::detail::has_adl_end_without_sprout<Container&>::value,
typename sprout::container_traits<Container>::iterator
>::type
range_end_impl(Container& cont) {
return sprout_container_range_detail::range_adl_end(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_end_without_sprout<Container&>::value && sprout::detail::has_mem_end<Container>::value,
typename sprout::container_traits<Container>::iterator
>::type
range_end_impl(Container& cont) {
return cont.end();
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_end_without_sprout<Container&>::value && !sprout::detail::has_mem_end<Container>::value,
typename sprout::container_traits<Container>::iterator
>::type
range_end_impl(Container& cont) {
return std::end(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
sprout::detail::has_adl_end_without_sprout<Container const&>::value,
typename sprout::container_traits<Container const>::iterator
>::type
range_end_impl(Container const& cont) {
return sprout_container_range_detail::range_adl_end(cont);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_end_without_sprout<Container const&>::value && sprout::detail::has_mem_end<Container const>::value,
typename sprout::container_traits<Container const>::iterator
>::type
range_end_impl(Container const& cont) {
return cont.end();
}
template<typename Container>
inline SPROUT_CONSTEXPR typename std::enable_if<
!sprout::detail::has_adl_end_without_sprout<Container const&>::value && !sprout::detail::has_mem_end<Container const>::value,
typename sprout::container_traits<Container const>::iterator
>::type
range_end_impl(Container const& cont) {
return std::end(cont);
}
template<typename T>
struct has_mem_size_test {
public:
@ -394,12 +657,14 @@ namespace sprout_container_range_detail {
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_begin(Container& cont) {
return cont.begin();
return sprout::detail::range_begin_impl(cont);
// return cont.begin();
}
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_begin(Container const& cont) {
return cont.begin();
return sprout::detail::range_begin_impl(cont);
// return cont.begin();
}
template<typename Container>

6
sprout/container/end.hpp
View file

@ -22,8 +22,10 @@ namespace sprout {
// [default]
// ADL callable range_end(cont) -> range_end(cont)
// [default]
// Container is T[N] -> iterator(cont) + N
// otherwise -> cont.end()
// Container is T[N] -> iterator(cont)
// otherwise, ADL callable end(cont) -> end(cont)
// otherwise, callabe cont.end() -> cont.end()
// otherwise -> std::end(cont)
//
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator

1
sprout/type_traits.hpp
View file

@ -12,6 +12,7 @@
#include <sprout/type_traits/std.hpp>
#include <sprout/type_traits/composite_modification.hpp>
#include <sprout/type_traits/has_operator.hpp>
#include <sprout/type_traits/is_within_namespace.hpp>
#include <sprout/type_traits/introspection.hpp>
#endif // #ifndef SPROUT_TYPE_TRAITS_HPP

15
sprout/type_traits/is_within_namespace.hpp Normal file
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@ -0,0 +1,15 @@
/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_HPP
#define SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_HPP
#include <sprout/config.hpp>
#include <sprout/type_traits/is_within_namespace_sprout.hpp>
#include <sprout/type_traits/is_within_namespace_boost.hpp>
#endif // #ifndef SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_HPP

60
sprout/type_traits/is_within_namespace_boost.hpp Normal file
View file

@ -0,0 +1,60 @@
/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_BOOST_HPP
#define SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_BOOST_HPP
#include <utility>
#include <sprout/config.hpp>
#include <sprout/type_traits/integral_constant.hpp>
#include <sprout/type_traits/identity.hpp>
#include <sprout/adl/not_found.hpp>
namespace sprout_adl {
sprout::not_found_via_adl sprout_adl_tester_namespace_boost(...);
} // namespace sprout_adl
namespace boost {
template<typename T>
void sprout_adl_tester_namespace_boost(T&&);
} // namespace boost
namespace sprout_adl_tester_detail {
using sprout_adl::sprout_adl_tester_namespace_boost;
template<typename T>
struct is_within_namespace_boost_test {
public:
template<
typename U = T,
typename R = typename sprout::identity<decltype(sprout_adl_tester_namespace_boost(std::declval<U>()))>::type
>
static sprout::is_found_via_adl<R> test(int);
static sprout::false_type test(...);
};
} // namespace sprout_adl_tester_detail
namespace sprout {
#if defined(_MSC_VER) && (_MSC_VER > 1900)
template<typename T, typename Base_ = typename sprout::identity<decltype(sprout_adl_tester_detail::is_within_namespace_boost_test<T>::test(0))>::type>
struct is_within_namespace_boost
: public Base_
{};
#else
template<typename T>
struct is_within_namespace_boost
: public sprout::identity<decltype(sprout_adl_tester_detail::is_within_namespace_boost_test<T>::test(0))>::type
{};
#endif
#if SPROUT_USE_VARIABLE_TEMPLATES
template<typename T>
SPROUT_STATIC_CONSTEXPR bool is_within_namespace_boost_v = sprout::is_within_namespace_boost<T>::value;
#endif // #if SPROUT_USE_VARIABLE_TEMPLATES
} // namespace sprout
#endif // #ifndef SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_BOOST_HPP

60
sprout/type_traits/is_within_namespace_sprout.hpp Normal file
View file

@ -0,0 +1,60 @@
/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_SPROUT_HPP
#define SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_SPROUT_HPP
#include <utility>
#include <sprout/config.hpp>
#include <sprout/type_traits/integral_constant.hpp>
#include <sprout/type_traits/identity.hpp>
#include <sprout/adl/not_found.hpp>
namespace sprout_adl {
sprout::not_found_via_adl sprout_adl_tester_namespace_sprout(...);
} // namespace sprout_adl
namespace sprout {
template<typename T>
void sprout_adl_tester_namespace_sprout(T&&);
} // namespace sprout
namespace sprout_adl_tester_detail {
using sprout_adl::sprout_adl_tester_namespace_sprout;
template<typename T>
struct is_within_namespace_sprout_test {
public:
template<
typename U = T,
typename R = typename sprout::identity<decltype(sprout_adl_tester_namespace_sprout(std::declval<U>()))>::type
>
static sprout::is_found_via_adl<R> test(int);
static sprout::false_type test(...);
};
} // namespace sprout_adl_tester_detail
namespace sprout {
#if defined(_MSC_VER) && (_MSC_VER > 1900)
template<typename T, typename Base_ = typename sprout::identity<decltype(sprout_adl_tester_detail::is_within_namespace_sprout_test<T>::test(0))>::type>
struct is_within_namespace_sprout
: public Base_
{};
#else
template<typename T>
struct is_within_namespace_sprout
: public sprout::identity<decltype(sprout_adl_tester_detail::is_within_namespace_sprout_test<T>::test(0))>::type
{};
#endif
#if SPROUT_USE_VARIABLE_TEMPLATES
template<typename T>
SPROUT_STATIC_CONSTEXPR bool is_within_namespace_sprout_v = sprout::is_within_namespace_sprout<T>::value;
#endif // #if SPROUT_USE_VARIABLE_TEMPLATES
} // namespace sprout
#endif // #ifndef SPROUT_TYPE_TRAITS_IS_WITHIN_NAMESPACE_SPROUT_HPP

34
sprout/utility/as_non_const.hpp Normal file
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@ -0,0 +1,34 @@
/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_UTILITY_AS_NON_CONST_HPP
#define SPROUT_UTILITY_AS_NON_CONST_HPP
#include <type_traits>
#include <sprout/config.hpp>
namespace sprout {
//
// as_non_const
//
template<typename T>
inline SPROUT_CONSTEXPR typename std::conditional<
std::is_lvalue_reference<T>::value,
typename std::remove_const<typename std::remove_reference<T>::type>::type&,
typename std::remove_const<typename std::remove_reference<T>::type>::type&&
>::type
as_non_const(T&& t) {
typedef typename std::conditional<
std::is_lvalue_reference<T>::value,
typename std::remove_const<typename std::remove_reference<T>::type>::type&,
typename std::remove_const<typename std::remove_reference<T>::type>::type&&
>::type type;
return const_cast<type>(t);
}
} // namespace sprout
#endif // #ifndef SPROUT_UTILITY_AS_NON_CONST_HPP

1
sprout/utility/cast.hpp
View file

@ -11,6 +11,7 @@
#include <sprout/config.hpp>
#include <sprout/utility/as_lvalue.hpp>
#include <sprout/utility/as_const.hpp>
#include <sprout/utility/as_non_const.hpp>
#include <sprout/utility/lvalue_forward.hpp>
#include <sprout/utility/unmove.hpp>
#include <sprout/utility/pass_through.hpp>