token.hpp

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/* libobby - Network text editing library
 * Copyright (C) 2005 0x539 dev group
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef _OBBY_SERIALISE_TOKEN_HPP_
#define _OBBY_SERIALISE_TOKEN_HPP_

#include <string>
#include <list>

namespace obby
{

namespace serialise
{

class token
{
public:
        enum type
        {
                TYPE_UNKNOWN,

                TYPE_INDENTATION,
                TYPE_EXCLAMATION,
                TYPE_IDENTIFIER,
                TYPE_STRING,
                TYPE_ASSIGNMENT
        };

        token(
                type type,
                const std::string& text,
                unsigned int line
        );

        type get_type() const;
        const std::string& get_text() const;
        unsigned int get_line() const;
private:
        type m_type;
        std::string m_text;
        unsigned int m_line;
};

class token_list
{
public:
        typedef std::list<token> list_type;
        typedef list_type::const_iterator iterator;

        token_list();

        void serialise(std::string& string) const;
        void deserialise(const std::string& string);

        void add(
                token::type type,
                const std::string& text,
                unsigned int line
        );

        iterator begin() const;
        iterator end() const;

        void next_token(
                iterator& iter
        ) const;
private:
        list_type m_list;
};

} // namespace serialise

} // namespace obby

#endif // _OBBY_SERIALISE_TOKEN_HPP_

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