Severity.hpp

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/*
 * DUNE DAQ modification notice:
 * This file has been modified from the original ATLAS ers source for the DUNE DAQ project.
 * Fork baseline commit: 8267df82a4f6fe6bf02c4014923eba19eddc4614 (2020-04-14).
 * Renamed since fork: yes (from ers/Severity.h to include/ers/Severity.hpp).
 *
 * Original copyright:
 * Copyright (C) 2001-2020 CERN for the benefit of the ATLAS collaboration.
 * Licensed under the Apache License, Version 2.0.
 */
 
/*
 *  Severity.h
 *  ers
 *
 *  Created by Serguei Kolos on 26.08.05.
 *  Copyright 2005 CERN. All rights reserved.
 *
 */

 
#ifndef ERS_SEVERITY_H
#define ERS_SEVERITY_H
 
#include <string>
#include <vector>
#include <iostream>
 
namespace ers
{
    class BadSeverity;
    
    enum severity { Debug, Log, Information, Warning, Error, Fatal };
    
    struct Severity
    {
        Severity( ers::severity severity, int level = 0 )
          : type( severity ),
            rank( level )
        { ; }
        
        operator ers::severity()
        { return type; }
        
        enum severity   type;
        int     rank;
    };
        
    severity    parse( const std::string & s, severity & );
    Severity    parse( const std::string & s, Severity & );
    std::string to_string( severity s );
    std::string to_string( Severity s );
 
    inline std::ostream & operator<<( std::ostream & out, ers::severity severity )
    {
    out << to_string( severity );
    return out;
    }
 
    inline std::ostream & operator<<( std::ostream & out, const ers::Severity & severity )
    {
    out << to_string( severity );
    return out;
    }
 
    inline std::istream & operator>>( std::istream & in, ers::severity & severity )
    {
    std::string string;
    in >> string;
    parse( string, severity );
    return in;
    }
 
    inline std::istream & operator>>( std::istream & in, ers::Severity & severity )
    {
    std::string string;
    in >> string;
    parse( string, severity );
    return in;
    }
}
 
#endif