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Sprout/sprout/container/container_range_traits.hpp

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/*=============================================================================
Copyright (c) 2011-2014 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_CONTAINER_CONTAINER_RANGE_TRAITS_HPP
#define SPROUT_CONTAINER_CONTAINER_RANGE_TRAITS_HPP
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/container/container_traits.hpp>
namespace sprout {
//
// container_range_traits
//
template<typename Container>
struct container_range_traits {
public:
static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_begin(Container& cont) {
return cont.begin();
}
static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_begin(Container const& cont) {
return cont.begin();
}
static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_end(Container& cont) {
return cont.end();
}
static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_end(Container const& cont) {
return cont.end();
}
};
template<typename Container>
struct container_range_traits<Container const> {
public:
static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_begin(Container const& cont) {
return sprout::container_range_traits<Container>::range_begin(cont);
}
static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_end(Container const& cont) {
return sprout::container_range_traits<Container>::range_end(cont);
}
};
template<typename T, std::size_t N>
struct container_range_traits<T[N]> {
public:
static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::iterator
range_begin(T (& arr)[N]) {
typedef typename sprout::container_traits<T[N]>::iterator type;
return type(arr);
}
static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
range_begin(T const (& arr)[N]) {
typedef typename sprout::container_traits<T const[N]>::iterator type;
return type(arr);
}
static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::iterator
range_end(T (& arr)[N]) {
typedef typename sprout::container_traits<T[N]>::iterator type;
return type(arr) + N;
}
static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
range_end(T const (& arr)[N]) {
typedef typename sprout::container_traits<T const[N]>::iterator type;
return type(arr) + N;
}
};
template<typename T, std::size_t N>
struct container_range_traits<T const[N]> {
public:
static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
range_begin(T const (& arr)[N]) {
return sprout::container_range_traits<T[N]>::range_begin(arr);
}
static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::const_iterator
range_end(T const (& arr)[N]) {
return sprout::container_range_traits<T[N]>::range_end(arr);
}
};
} // namespace sprout
#endif // #ifndef SPROUT_CONTAINER_CONTAINER_RANGE_TRAITS_HPP