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 <ers/ers.hpp>
#include <sstream>
 
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));
}