Severity.cpp

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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 src/Severity.cxx to src/Severity.cpp).
 *
 * Original copyright:
 * Copyright (C) 2001-2020 CERN for the benefit of the ATLAS collaboration.
 * Licensed under the Apache License, Version 2.0.
 */
 
#include <assert.h>
#include <sstream>
#include <ers/ers.hpp>
 
namespace 
{
    const char * SeverityNames[] =
    { 
    "DEBUG",
    "LOG",
    "INFO",
    "WARNING",
    "ERROR",
    "FATAL"
    };
}
 
ERS_DECLARE_ISSUE(  ers,
            BadSeverity,
            "string \"" << severity << "\" does not contain valid severity",
                        ((std::string)severity) )
 
 

std::string
ers::to_string( ers::severity severity )
{
    assert( ers::Debug <= severity && severity <= ers::Fatal );
    return SeverityNames[severity];
}

std::string
ers::to_string( ers::Severity severity )
{
    assert( ers::Debug <= severity && severity <= ers::Fatal );
 
    if ( severity.type == ers::Debug )
    {
    std::ostringstream out;
    out << SeverityNames[severity] << "_" << severity.rank;
    return out.str();
    }
    return SeverityNames[severity.type];
}

ers::severity
ers::parse( const std::string & string, ers::severity & s )
{
    for( short ss = ers::Debug; ss <= ers::Fatal; ++ss )
    {
    if ( string == SeverityNames[ss] )
    {
            return ( s = (ers::severity)ss );
    }
    }
    throw ers::BadSeverity( ERS_HERE, string ); 
}

ers::Severity
ers::parse( const std::string & string, ers::Severity & s )
{
    int level = 0;
    ers::severity type;
    std::string::size_type pos = string.find( '_' );
    if ( pos )
    {
        std::istringstream in( string.substr( pos + 1 ) );
        in >> level;
    ers::parse( string.substr( 0, pos ), type );
    }
    else
    {
    ers::parse( string, type );
    }
    return ( s = ers::Severity( type, level ) );
}