DemacBoostWaveIncludes.h

#ifndef DEMACBOOSTWAVEINCLUDES_H
#define DEMACBOOSTWAVEINCLUDES_H

 /**
  *  @file DemacBoostWaveIncludes.h
  *  @brief contains the typedefs included in the files using the boost::wave
  *  library. Also contains the functor to sort the tokens
  *  useful in case where tokens are used as index types in a map
  *  @version 1.0
  *  @author Aditya Kumar
  *  @note
  *  compiles with g++-4.5 or higher,
  *  for compiling pass -std=c++0x to the compiler
  */

#include <boost/wave/cpplexer/cpp_lex_token.hpp>
#include <boost/wave/cpplexer/cpp_lex_iterator.hpp>

#include <iostream>
#include <vector>
#include <map>

typedef boost::wave::cpplexer::lex_token<> token_type;
typedef boost::wave::cpplexer::lex_iterator<token_type> token_iterator;
typedef token_type::position_type position_type;

/**
 * @struct TokenOrder
 * @brief To sort tokens based on their lexical order
 */
struct TokenOrder {
  bool operator()(const token_type t1, const token_type t2) const
  {
    return t1.get_value() < t2.get_value();
  }
};

template<typename T1,typename T2>
std::ostream& operator<<(std::ostream& os,std::map<T1,T2>const& m)
{
  std::for_each(m.begin(),m.end(),
                  [&os](std::pair<T1,T2> const& elem) {
                os<<elem.first<<" "<<elem.second<<"\n";
                });
  return os;
}

inline std::ostream& operator<<(std::ostream& os,token_type const& tok)
{
  os<<tok.get_value();
  return os;
}

#endif /*DEMACBOOSTWAVEINCLUDES_H*/