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/*
* Copyright (C) 2006-2009 by the Widelands Development Team
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef WL_HELPER_H
#define WL_HELPER_H
#include <cassert>
#include <cstring>
#include <string>
#include <vector>
#include <SDL_keyboard.h>
#include <boost/utility.hpp>
#include "base/wexception.h"
/// Returns the word starting at the character that p points to and ending
/// before the first terminator character. Replaces the terminator with null.
// TODO(sirver): move into a logic/strings lib or so.
char* next_word(char* & p, bool& reached_end, char terminator = ' ');
/// Split a string by separators.
/// \note This ignores empty elements, so do not use this for example to split
/// a string with newline characters into lines, because it would ignore empty
/// lines.
std::vector<std::string> split_string
(const std::string &, char const * separators);
// A functional container filtering (by copying the values). Returns a new
// ContainerType that contains all values where 'test' returned true.
template <typename ContainerType, class UnaryPredicate>
ContainerType filter(const ContainerType& container, UnaryPredicate test) {
ContainerType filtered;
for (const auto& entry : container) {
if (!test(entry)) {
continue;
}
filtered.insert(entry);
}
return filtered;
}
#endif // end of include guard: WL_HELPER_H
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