source: trunk/yat/utility/utility.cc @ 1746

// $Id: utility.cc 1746 2009-01-23 16:59:11Z peter $

/*
  Copyright (C) 2005, 2006 Jari Häkkinen, Markus Ringnér
  Copyright (C) 2007 Jari Häkkinen, Peter Johansson
  Copyright (C) 2008 Peter Johansson

  This file is part of the yat library, http://dev.thep.lu.se/yat

  The yat library 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 3 of the
  License, or (at your option) any later version.

  The yat library 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 yat. If not, see <http://www.gnu.org/licenses/>.
*/

#include "utility.h"

#include "Matrix.h"
#include "stl_utility.h"
#include "VectorConstView.h"
#include "yat/statistics/Averager.h"

#include <sstream>
#include <string>

namespace theplu {
namespace yat {
namespace utility {

  bool is_double(const std::string& s)
  {
    return is<double>(s);
  }
  

  bool is_equal(std::string s, std::string other)
  {
    std::stringstream ss(s);
    std::string s2;
    ss >> s2; // to trim surrounding whitespaces
    to_lower(s2);
    // Check that nothing is left on stream
    std::string s3;
    ss >> s3;
    if(s3.size())
      return false;
    return (other==s2);
  }


  bool is_float(const std::string& s)
  {
    return is<float>(s);
  }


  bool is_int(const std::string& s)
  {
    return is<int>(s);
  }

  bool is_nan(const std::string& s)
  {
    return is_equal(s, "nan");
  }


}}} // end of namespace utility, yat and thep