lexical_cast.h

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/*
 * Copyright 2009-2020 The VOTCA Development Team (http://www.votca.org)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
 
#ifndef VOTCA_TOOLS_LEXICAL_CAST_H
#define VOTCA_TOOLS_LEXICAL_CAST_H
 
// Standard includes
#include <stdexcept>
#include <string>
 
// Third party includes
#include <boost/lexical_cast.hpp>
 
namespace votca {
namespace tools {
 
template <typename Target, typename Source>
inline Target lexical_cast(const Source &arg, const std::string &error) {
  try {
    return boost::lexical_cast<Target, Source>(arg);
  } catch (std::exception &) {
    throw std::runtime_error("invalid type: " + error);
  }
}
 
}  // namespace tools
}  // namespace votca
 
#endif  // VOTCA_TOOLS_LEXICAL_CAST_H