/// <summary>
/// A simple test, to see if the log level is enabled.
/// Note: logLevel == LogLevels.None should always return false
/// logLevel == LogLevels.None is actually checked in the extension
/// </summary>
/// <param name="logSource">LogSource</param>
/// <param name="logLevel">LogLevels</param>
/// <returns>true if there are loggers which will log for the LogSource</returns>
private static bool IsLogLevelEnabled(LogSource logSource, LogLevels logLevel)
{
// "Fail-fast"
if (logSource is null || logLevel == LogLevels.None)
{
return(false);
}
// Check if there are any loggers
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (var x in LogSettings.LoggerLookup(logSource))
{
if (x.LogLevel != LogLevels.None && x.IsLogLevelEnabled(logLevel, logSource))
{
return(true);
}
}
return(false);
}
/// <inheritdoc />
public virtual bool IsLogLevelEnabled(LogLevels logLevel, LogSource logSource = null)
{
return(logLevel != LogLevels.None && logLevel >= LogLevel);
}
/// <summary>
/// Takes care of de-registering the supplied logger for a LogSource
/// </summary>
/// <param name="logSource">LogSource for the source</param>
/// <param name="logger">ILogger to register</param>
public static void DeRegisterLoggerFor(LogSource logSource, ILogger logger)
{
DeRegisterLoggerFor(logSource.Source, logger);
}
/// <summary>
/// Takes care of registering the supplied logger for a LogSource
/// </summary>
/// <param name="logSource">LogSource to register for</param>
/// <param name="logger">ILogger to register</param>
public static void LogTo(this LogSource logSource, ILogger logger)
{
RegisterLoggerFor(logSource.Source, logger);
}
/// <summary>
/// Test if LogLevels.Verbose is enabled
/// </summary>
/// <returns>true if enabled</returns>
public static bool IsVerboseEnabled(this LogSource logSource)
{
return(IsLogLevelEnabled(logSource, LogLevels.Verbose));
}
/// <summary>
/// Test if LogLevels.Warn is enabled
/// </summary>
/// <returns>true if enabled</returns>
public static bool IsWarnEnabled(this LogSource logSource)
{
return(IsLogLevelEnabled(logSource, LogLevels.Warn));
}
/// <summary>
/// Test if LogLevels.Info is enabled
/// </summary>
/// <returns>true if enabled</returns>
public static bool IsInfoEnabled(this LogSource logSource)
{
return(IsLogLevelEnabled(logSource, LogLevels.Info));
}
/// <summary>
/// Test if LogLevels.Fatal is enabled
/// </summary>
/// <returns>true if enabled</returns>
public static bool IsFatalEnabled(this LogSource logSource)
{
return(IsLogLevelEnabled(logSource, LogLevels.Fatal));
}
/// <summary>
/// Test if LogLevels.Error enabled
/// </summary>
/// <returns>true if enabled</returns>
public static bool IsErrorEnabled(this LogSource logSource)
{
return(IsLogLevelEnabled(logSource, LogLevels.Error));
}
/// <summary>
/// Test if LogLevels.Debug is enabled
/// </summary>
/// <returns>true if enabled</returns>
public static bool IsDebugEnabled(this LogSource logSource)
{
return(IsLogLevelEnabled(logSource, LogLevels.Debug));
}
/// <summary>
/// This extension will create LogInfo, for LogLevels.Warn
/// </summary>
/// <param name="logSource">LogContext is the context (source) from where the log entry came</param>
/// <param name="lineNumber">Should be set by the compiler, int lineNumber of the log statement</param>
/// <param name="methodName">Should be set by the compiler, is the calling method</param>
/// <returns>LogInfo</returns>
public static LogInfo Warn(this LogSource logSource, [CallerLineNumber] int lineNumber = 0, [CallerMemberName] string methodName = "")
{
return(CreateLogInfo(logSource, LogLevels.Warn, lineNumber, methodName));
}