add_extension.h

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/*
 * Copyright (C) 2015 - Erik Nelson
 *
 * This program 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 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 */

#ifndef UTILS_STRINGS_ADD_EXTENSION_H
#define UTILS_STRINGS_ADD_EXTENSION_H

#include <string>

#include "join.h"

namespace strings {

inline void AddExtension(const std::string& extension, std::string* base)
{
  if (extension.empty())
    return;

  if (extension.front() == '.' || base->back() == '.')
    *base = Join(*base, extension);
  else
    *base = Join(*base, ".", extension);
}

} //\namespace strings

#endif