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/*
* Copyright (C) 2008-2017 TrinityCore <http://www.trinitycore.org/>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef IteratorPair_h__
#define IteratorPair_h__
#include "Define.h"
#include <utility>
namespace Trinity
{
/**
* @class IteratorPair
*
* @brief Utility class to enable range for loop syntax for multimap.equal_range uses
*/
template<class iterator>
class IteratorPair
{
public:
IteratorPair() : _iterators() { }
IteratorPair(std::pair<iterator, iterator> iterators) : _iterators(iterators) { }
iterator begin() const { return _iterators.first; }
iterator end() const { return _iterators.second; }
private:
std::pair<iterator, iterator> _iterators;
};
namespace Containers
{
template<class M>
inline auto MapEqualRange(M& map, typename M::key_type const& key) -> IteratorPair<decltype(map.begin())>
{
return { map.equal_range(key) };
}
}
//! namespace Containers
}
//! namespace Trinity
#endif // IteratorPair_h__
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