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/*
* The Mana Server
* Copyright (C) 2004-2010 The Mana World Development Team
*
* This file is part of The Mana Server.
*
* The Mana Server 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
* any later version.
*
* The Mana Server 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 The Mana Server. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef FUNCTORS_H
#define FUNCTORS_H
#include <functional>
#include <sstream>
#include <string>
namespace
{
/**
* Functor to convert a string into another type using
* std::istringstream.operator>>().
*/
template <typename T>
struct string_to: public std::unary_function<std::string, T>
{
T
operator()(const std::string& s) const
{
std::istringstream is(s);
T value;
is >> value;
return value;
}
};
} // anonymous namespace
#endif // FUNCTORS_H
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