ecency-mobile/ios/Pods/boost-for-react-native/boost/bimap/relation/structured_pair.hpp

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// Boost.Bimap
//
// Copyright (c) 2006-2007 Matias Capeletto
//
// 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)
/// \file relation/structured_pair.hpp
/// \brief Defines the structured_pair class.
#ifndef BOOST_BIMAP_RELATION_STRUCTURED_PAIR_HPP
#define BOOST_BIMAP_RELATION_STRUCTURED_PAIR_HPP
#if defined(_MSC_VER)
#pragma once
#endif
#include <boost/config.hpp>
#include <utility>
#include <boost/type_traits/remove_const.hpp>
#include <boost/mpl/aux_/na.hpp>
#include <boost/call_traits.hpp>
#include <boost/utility/enable_if.hpp>
#include <boost/type_traits/is_same.hpp>
#include <boost/mpl/if.hpp>
#include <boost/mpl/vector.hpp>
#include <boost/bimap/detail/debug/static_error.hpp>
#include <boost/bimap/relation/pair_layout.hpp>
#include <boost/bimap/relation/symmetrical_base.hpp>
#include <boost/bimap/relation/support/get.hpp>
#include <boost/bimap/tags/support/value_type_of.hpp>
namespace boost {
namespace bimaps {
namespace relation {
namespace detail {
/// \brief Storage definition of the left view of a mutant relation.
/**
See also storage_finder, mirror_storage.
**/
template< class FirstType, class SecondType >
class normal_storage :
public symmetrical_base<FirstType,SecondType>
{
typedef symmetrical_base<FirstType,SecondType> base_;
public:
typedef normal_storage storage_;
typedef BOOST_DEDUCED_TYPENAME base_::left_value_type first_type;
typedef BOOST_DEDUCED_TYPENAME base_::right_value_type second_type;
first_type first;
second_type second;
normal_storage() {}
normal_storage(BOOST_DEDUCED_TYPENAME ::boost::call_traits<
first_type >::param_type f,
BOOST_DEDUCED_TYPENAME ::boost::call_traits<
second_type>::param_type s)
: first(f), second(s) {}
BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left() { return first; }
const BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left()const { return first; }
BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right() { return second; }
const BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right()const { return second; }
};
/// \brief Storage definition of the right view of a mutant relation.
/**
See also storage_finder, normal_storage.
**/
template< class FirstType, class SecondType >
class mirror_storage :
public symmetrical_base<SecondType,FirstType>
{
typedef symmetrical_base<SecondType,FirstType> base_;
public:
typedef mirror_storage storage_;
typedef BOOST_DEDUCED_TYPENAME base_::left_value_type second_type;
typedef BOOST_DEDUCED_TYPENAME base_::right_value_type first_type;
second_type second;
first_type first;
mirror_storage() {}
mirror_storage(BOOST_DEDUCED_TYPENAME ::boost::call_traits<first_type >::param_type f,
BOOST_DEDUCED_TYPENAME ::boost::call_traits<second_type >::param_type s)
: second(s), first(f) {}
BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left() { return second; }
const BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left()const { return second; }
BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right() { return first; }
const BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right()const { return first; }
};
/** \struct boost::bimaps::relation::storage_finder
\brief Obtain the a storage with the correct layout.
\code
template< class FirstType, class SecondType, class Layout >
struct storage_finder
{
typedef {normal/mirror}_storage<FirstType,SecondType> type;
};
\endcode
See also normal_storage, mirror_storage.
**/
#ifndef BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
template
<
class FirstType,
class SecondType,
class Layout
>
struct storage_finder
{
typedef normal_storage<FirstType,SecondType> type;
};
template
<
class FirstType,
class SecondType
>
struct storage_finder<FirstType,SecondType,mirror_layout>
{
typedef mirror_storage<FirstType,SecondType> type;
};
#endif // BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
template< class TA, class TB, class Info, class Layout >
class pair_info_hook :
public ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type
{
typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type base_;
typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::tags::support::
default_tagged<Info,member_at::info>::type tagged_info_type;
public:
typedef BOOST_DEDUCED_TYPENAME tagged_info_type::value_type info_type;
typedef BOOST_DEDUCED_TYPENAME tagged_info_type::tag info_tag;
info_type info;
protected:
pair_info_hook() {}
pair_info_hook( BOOST_DEDUCED_TYPENAME ::boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::first_type
>::param_type f,
BOOST_DEDUCED_TYPENAME ::boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::second_type
>::param_type s,
BOOST_DEDUCED_TYPENAME ::boost::call_traits<
info_type
>::param_type i = info_type() )
: base_(f,s), info(i) {}
template< class Pair >
pair_info_hook( const Pair & p) :
base_(p.first,p.second),
info(p.info) {}
template< class Pair >
void change_to( const Pair & p )
{
base_::first = p.first ;
base_::second = p.second;
info = p.info ;
}
void clear_info()
{
info = info_type();
};
};
template< class TA, class TB, class Layout>
class pair_info_hook<TA,TB,::boost::mpl::na,Layout> :
public ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type
{
typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type base_;
public:
typedef ::boost::mpl::na info_type;
typedef member_at::info info_tag;
protected:
pair_info_hook() {}
pair_info_hook( BOOST_DEDUCED_TYPENAME ::boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::first_type
>::param_type f,
BOOST_DEDUCED_TYPENAME ::boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::second_type
>::param_type s)
: base_(f,s) {}
template< class Pair >
pair_info_hook( const Pair & p ) :
base_(p.first,p.second) {}
template< class Pair >
void change_to( const Pair & p )
{
base_::first = p.first ;
base_::second = p.second;
}
void clear_info() {};
};
} // namespace detail
template< class TA, class TB, class Info, bool FM >
class mutant_relation;
/// \brief A std::pair signature compatible class that allows you to control
/// the internal structure of the data.
/**
This class allows you to specify the order in wich the two data types will be
in the layout of the class.
**/
template< class FirstType, class SecondType, class Info, class Layout = normal_layout >
class structured_pair :
public ::boost::bimaps::relation::detail::pair_info_hook
<
FirstType, SecondType,
Info,
Layout
>
{
typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::detail::pair_info_hook
<
FirstType, SecondType,
Info,
Layout
> base_;
public:
typedef ::boost::mpl::vector3<
structured_pair< FirstType, SecondType, Info, normal_layout >,
structured_pair< FirstType, SecondType, Info, mirror_layout >,
BOOST_DEDUCED_TYPENAME ::boost::mpl::if_<
BOOST_DEDUCED_TYPENAME ::boost::is_same<Layout, normal_layout>::type,
mutant_relation< FirstType, SecondType, Info, true >,
mutant_relation< SecondType, FirstType, Info, true >
>::type
> mutant_views;
structured_pair() {}
structured_pair(BOOST_DEDUCED_TYPENAME boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::first_type >::param_type f,
BOOST_DEDUCED_TYPENAME boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::second_type >::param_type s)
: base_(f,s) {}
structured_pair(BOOST_DEDUCED_TYPENAME boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::first_type >::param_type f,
BOOST_DEDUCED_TYPENAME boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::second_type >::param_type s,
BOOST_DEDUCED_TYPENAME boost::call_traits<
BOOST_DEDUCED_TYPENAME base_::info_type >::param_type i)
: base_(f,s,i) {}
template< class OtherLayout >
structured_pair(
const structured_pair<FirstType,SecondType,Info,OtherLayout> & p)
: base_(p) {}
template< class OtherLayout >
structured_pair& operator=(
const structured_pair<FirstType,SecondType,OtherLayout> & p)
{
base_::change_to(p);
return *this;
}
template< class First, class Second >
structured_pair(const std::pair<First,Second> & p) :
base_(p.first,p.second)
{}
template< class First, class Second >
structured_pair& operator=(const std::pair<First,Second> & p)
{
base_::first = p.first;
base_::second = p.second;
base_::clear_info();
return *this;
}
template< class Tag >
const BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::support::
result_of::get<Tag,const structured_pair>::type
get() const
{
return ::boost::bimaps::relation::support::get<Tag>(*this);
}
template< class Tag >
BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::support::
result_of::get<Tag,structured_pair>::type
get()
{
return ::boost::bimaps::relation::support::get<Tag>(*this);
}
};
// structured_pair - structured_pair
template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
bool operator==(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
const structured_pair<FirstType,SecondType,Info,Layout2> & b)
{
return ( ( a.first == b.first ) &&
( a.second == b.second ) );
}
template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
bool operator!=(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
const structured_pair<FirstType,SecondType,Info,Layout2> & b)
{
return ! ( a == b );
}
template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
bool operator<(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
const structured_pair<FirstType,SecondType,Info,Layout2> & b)
{
return ( ( a.first < b.first ) ||
(( a.first == b.first ) && ( a.second < b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
bool operator<=(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
const structured_pair<FirstType,SecondType,Info,Layout2> & b)
{
return ( ( a.first < b.first ) ||
(( a.first == b.first ) && ( a.second <= b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
bool operator>(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
const structured_pair<FirstType,SecondType,Info,Layout2> & b)
{
return ( ( a.first > b.first ) ||
(( a.first == b.first ) && ( a.second > b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
bool operator>=(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
const structured_pair<FirstType,SecondType,Info,Layout2> & b)
{
return ( ( a.first > b.first ) ||
(( a.first == b.first ) && ( a.second >= b.second )));
}
// structured_pair - std::pair
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator==(const structured_pair<FirstType,SecondType,Info,Layout> & a,
const std::pair<F,S> & b)
{
return ( ( a.first == b.first ) &&
( a.second == b.second ) );
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator!=(const structured_pair<FirstType,SecondType,Info,Layout> & a,
const std::pair<F,S> & b)
{
return ! ( a == b );
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator<(const structured_pair<FirstType,SecondType,Info,Layout> & a,
const std::pair<F,S> & b)
{
return ( ( a.first < b.first ) ||
(( a.first == b.first ) && ( a.second < b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator<=(const structured_pair<FirstType,SecondType,Info,Layout> & a,
const std::pair<F,S> & b)
{
return ( ( a.first < b.first ) ||
(( a.first == b.first ) && ( a.second <= b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator>(const structured_pair<FirstType,SecondType,Info,Layout> & a,
const std::pair<F,S> & b)
{
return ( ( a.first > b.first ) ||
(( a.first == b.first ) && ( a.second > b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator>=(const structured_pair<FirstType,SecondType,Info,Layout> & a,
const std::pair<F,S> & b)
{
return ( ( a.first > b.first ) ||
(( a.first == b.first ) && ( a.second >= b.second )));
}
// std::pair - sturctured_pair
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator==(const std::pair<F,S> & a,
const structured_pair<FirstType,SecondType,Info,Layout> & b)
{
return ( ( a.first == b.first ) &&
( a.second == b.second ) );
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator!=(const std::pair<F,S> & a,
const structured_pair<FirstType,SecondType,Info,Layout> & b)
{
return ! ( a == b );
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator<(const std::pair<F,S> & a,
const structured_pair<FirstType,SecondType,Info,Layout> & b)
{
return ( ( a.first < b.first ) ||
(( a.first == b.first ) && ( a.second < b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator<=(const std::pair<F,S> & a,
const structured_pair<FirstType,SecondType,Info,Layout> & b)
{
return ( ( a.first < b.first ) ||
(( a.first == b.first ) && ( a.second <= b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator>(const std::pair<F,S> & a,
const structured_pair<FirstType,SecondType,Info,Layout> & b)
{
return ( ( a.first > b.first ) ||
(( a.first == b.first ) && ( a.second > b.second )));
}
template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
bool operator>=(const std::pair<F,S> & a,
const structured_pair<FirstType,SecondType,Info,Layout> & b)
{
return ( ( a.first > b.first ) ||
(( a.first == b.first ) && ( a.second >= b.second )));
}
namespace detail {
template< class FirstType, class SecondType, class Info, class Layout>
structured_pair<FirstType,SecondType,Info,Layout>
copy_with_first_replaced(structured_pair<FirstType,SecondType,Info,Layout> const& p,
BOOST_DEDUCED_TYPENAME ::boost::call_traits< BOOST_DEDUCED_TYPENAME
structured_pair<FirstType,SecondType,Info,Layout>::first_type>
::param_type f)
{
return structured_pair<FirstType,SecondType,Info,Layout>(f,p.second,p.info);
}
template< class FirstType, class SecondType, class Layout>
structured_pair<FirstType,SecondType,::boost::mpl::na,Layout>
copy_with_first_replaced(structured_pair<FirstType,SecondType,::boost::mpl::na,Layout> const& p,
BOOST_DEDUCED_TYPENAME ::boost::call_traits< BOOST_DEDUCED_TYPENAME
structured_pair<FirstType,SecondType,::boost::mpl::na,Layout>::first_type>
::param_type f)
{
return structured_pair<FirstType,SecondType,::boost::mpl::na,Layout>(f,p.second);
}
template< class FirstType, class SecondType, class Info, class Layout>
structured_pair<FirstType,SecondType,Info,Layout>
copy_with_second_replaced(structured_pair<FirstType,SecondType,Info,Layout> const& p,
BOOST_DEDUCED_TYPENAME ::boost::call_traits< BOOST_DEDUCED_TYPENAME
structured_pair<FirstType,SecondType,Info,Layout>::second_type>
::param_type s)
{
return structured_pair<FirstType,SecondType,Info,Layout>(p.first,s,p.info);
}
template< class FirstType, class SecondType, class Layout>
structured_pair<FirstType,SecondType,::boost::mpl::na,Layout>
copy_with_second_replaced(structured_pair<FirstType,SecondType,::boost::mpl::na,Layout> const& p,
BOOST_DEDUCED_TYPENAME ::boost::call_traits< BOOST_DEDUCED_TYPENAME
structured_pair<FirstType,SecondType,::boost::mpl::na,Layout>::second_type>
::param_type s)
{
return structured_pair<FirstType,SecondType,::boost::mpl::na,Layout>(p.first,s);
}
} // namespace detail
} // namespace relation
} // namespace bimaps
} // namespace boost
#endif // BOOST_BIMAP_RELATION_STRUCTURED_PAIR_HPP