streamutil.h

/* 
 * Copyright (C) 2006-2013  Music Technology Group - Universitat Pompeu Fabra
 *
 * This file is part of Gaia
 * 
 * Gaia is free software: you can redistribute it and/or modify it under 
 * the terms of the GNU Affero General Public License as published by the Free 
 * Software Foundation (FSF), either version 3 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 Affero GNU General Public License
 * version 3 along with this program.  If not, see http://www.gnu.org/licenses/
 */

#ifndef GAIA_STREAMUTIL_H
#define GAIA_STREAMUTIL_H

#include <ostream>
#include <fstream>
#include <vector>

namespace gaia2std {

// printing and debugging utilities
#define PR(x) std::cout << #x << ": " << x << std::endl

template <typename T, template<typename> class C>
std::ostream& operator<<(std::ostream& out, const C<T>& c) {
  out << '{'; if (!c.empty()) {
    out << *c.begin(); typename C<T>::const_iterator it = c.begin(); ++it;
    for (; it != c.end(); ++it) out << ", " << *it;
  }
  return out << '}';
}

template <class T>
std::ostream& operator<<(std::ostream& out, const std::vector<T>& v) {
  out << '['; if (!v.empty()) {
    out << *v.begin(); typename std::vector<T>::const_iterator it = v.begin();
    for (++it; it != v.end(); ++it) out << ", " << *it;
  }
  return out << ']';
}

template <typename T, typename U>
std::ostream& operator<<(std::ostream& out, const std::pair<T, U>& p) {
  return out << '<' << p.first << ',' << p.second << '>';
}

inline std::ostream& operator<<(std::ostream& out, const std::string& str) {
  return out << str.c_str();
}



} // namespace gaia2std

#endif // GAIA_STREAMUTIL_H