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#pragma once
#include <library/cpp/logger/priority.h>
#include <util/generic/strbuf.h>
#include <util/generic/yexception.h>
namespace NYql {
namespace NLog {
enum class ELevel {
FATAL = TLOG_EMERG,
ERROR = TLOG_ERR,
WARN = TLOG_WARNING,
NOTICE = TLOG_NOTICE,
INFO = TLOG_INFO,
DEBUG = TLOG_DEBUG,
TRACE = TLOG_RESOURCES,
};
struct ELevelHelpers {
static constexpr bool Lte(ELevel l1, ELevel l2) {
return ToInt(l1) <= ToInt(l2);
}
static constexpr ELogPriority ToLogPriority(ELevel level) {
return static_cast<ELogPriority>(ToInt(level));
}
static ELevel FromLogPriority(ELogPriority priority) {
return FromInt(static_cast<int>(priority));
}
static constexpr int ToInt(ELevel level) {
return static_cast<int>(level);
}
static ELevel FromInt(int level) {
switch (level) {
case TLOG_EMERG:
case TLOG_ALERT:
case TLOG_CRIT: return ELevel::FATAL;
case TLOG_ERR: return ELevel::ERROR;
case TLOG_WARNING: return ELevel::WARN;
case TLOG_NOTICE:
case TLOG_INFO: return ELevel::INFO;
case TLOG_DEBUG: return ELevel::DEBUG;
case TLOG_RESOURCES: return ELevel::TRACE;
default:
return ELevel::INFO;
}
}
static TStringBuf ToString(ELevel level) {
// aligned 5-letters string
switch (level) {
case ELevel::FATAL: return TStringBuf("FATAL");
case ELevel::ERROR: return TStringBuf("ERROR");
case ELevel::WARN: return TStringBuf("WARN ");
case ELevel::NOTICE:return TStringBuf("NOTE ");
case ELevel::INFO: return TStringBuf("INFO ");
case ELevel::DEBUG: return TStringBuf("DEBUG");
case ELevel::TRACE: return TStringBuf("TRACE");
}
ythrow yexception() << "unknown log level: " << ToInt(level);
}
static ELevel FromString(TStringBuf str) {
// aligned 5-letters string
if (str == TStringBuf("FATAL")) return ELevel::FATAL;
if (str == TStringBuf("ERROR")) return ELevel::ERROR;
if (str == TStringBuf("WARN ")) return ELevel::WARN;
if (str == TStringBuf("NOTE ")) return ELevel::NOTICE;
if (str == TStringBuf("INFO ")) return ELevel::INFO;
if (str == TStringBuf("DEBUG")) return ELevel::DEBUG;
if (str == TStringBuf("TRACE")) return ELevel::TRACE;
ythrow yexception() << "unknown log level: " << str;
}
template <typename TFunctor>
static void ForEach(TFunctor&& f) {
static const int minValue = ToInt(ELevel::FATAL);
static const int maxValue = ToInt(ELevel::TRACE);
for (int l = minValue; l <= maxValue; l++) {
f(FromInt(l));
}
}
};
} // namspace NLog
} // namspace NYql
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