// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.

#ifndef tools_snums
#define tools_snums

#include "words"
#include "sto"
#include "forit"

namespace tools {

template <class T> //T must be numbers (not std::string).
inline bool snums(const std::string& a_string,
                  std::istringstream& a_iss,std::vector<std::string>& a_tmp,
                  const std::string& a_sep,
                  std::vector<T>& a_values,bool a_clear = true) {
  if(a_clear) a_values.clear();
  words(a_string,a_sep,false,a_tmp);
  T value;
  tools_vforcit(std::string,a_tmp,it) {
    a_iss.str(*it);    
    a_iss.clear(); //IMPORTANT.
    a_iss >> value;
    if(a_iss.fail()) {a_values.clear();return false;}
    a_values.push_back(value);
  }
  return true;
}

template <class T> //T must be numbers (not std::string).
inline bool snums(const std::string& a_string,const std::string& a_sep,std::vector<T>& a_values,bool a_clear = true) {
  std::istringstream iss;
  std::vector<std::string> words;
  return snums(a_string,iss,words,a_sep,a_values,a_clear);
}

}

#endif
