string_utils.C

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//-----------------------------------------------------------------------bl-
//--------------------------------------------------------------------------
//
// GRINS - General Reacting Incompressible Navier-Stokes
//
// Copyright (C) 2014-2017 Paul T. Bauman, Roy H. Stogner
// Copyright (C) 2010-2013 The PECOS Development Team
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the Version 2.1 GNU Lesser General
// Public License as published by the Free Software Foundation.
//
// This 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc. 51 Franklin Street, Fifth Floor,
// Boston, MA  02110-1301  USA
//
//-----------------------------------------------------------------------el-

#include "grins/string_utils.h"

namespace GRINS
{
  namespace StringUtilities
  {
    void split_string( const std::string& input,
                       const std::string& delimiter,
                       std::vector<std::string>& results )
    {
      // Skip delimiters at beginning.
      std::string::size_type first_pos = input.find_first_not_of(delimiter, 0);

      std::string::size_type pos     = input.find(delimiter, first_pos);

      while (std::string::npos != pos || std::string::npos != first_pos)
        {
          // Found a token, add it to the vector.
          results.push_back(input.substr(first_pos, pos - first_pos));

          // Skip delimiters.  Note the "not_of"
          first_pos = input.find_first_not_of(delimiter, pos);

          // Find next delimiter
          pos = input.find(delimiter, first_pos);
        }
    }

    void split_string_real( const std::string& input,
                            const std::string& delimiter,
                            std::vector<libMesh::Real>& results )
    {
      std::vector<std::string> string_vec;

      split_string(input,delimiter,string_vec);

      results.resize(string_vec.size());

      for (unsigned int i=0; i<string_vec.size(); i++)
        results[i] = string_to_T<libMesh::Real>(string_vec[i]);
    }
  } // end namespace StringUtilities
} // end namespace GRINS