parser_logger.hpp

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#pragma once
#ifndef PARSER_LOGGER_HPP
#define PARSER_LOGGER_HPP


#include <boost/enable_shared_from_this.hpp>
#include <fstream>

#include "settings.hpp"

class ParserLogger
    : public boost::enable_shared_from_this<ParserLogger>
{
public:
    enum Category
    {
        Error,
        Warning
    };

    class LogStream
    {
    public:
        LogStream(const shared_ptr<ParserLogger>& logger, Category cat);
        LogStream(const LogStream& other);
        ~LogStream();

        template<typename T>
        LogStream& operator <<(const T& v)
        {
            value << v;
            return *this;
        }

        string logvalue() const;
    private:
        std::ostringstream      value;
        shared_ptr<ParserLogger> logger;
        Category                category;
    };

    ParserLogger(const string& parsedFile);

    LogStream warnStream();
    LogStream errorStream();

    void warn(const string& str);
    void error(const string& str);
private:
    void logToStream(Category cat, const string& str);

    std::ofstream       outputStream;
    string              filename;
};



#endif