/// <inheritdoc/>
protected override void Append(StringBuilder builder, LogEventInfo logEvent)
{
bool exceptionOnly = logEvent.Exception != null && WithException && logEvent.Parameters?.Length == 1 && ReferenceEquals(logEvent.Parameters[0], logEvent.Exception) && logEvent.Message == "{0}";
if (Raw)
{
builder.Append(logEvent.Message);
}
else if (!exceptionOnly)
{
if (ReferenceEquals(logEvent.MessageFormatter, LogMessageTemplateFormatter.DefaultAutoSingleTarget.MessageFormatter))
{
// Skip string-allocation of LogEventInfo.FormattedMessage, but just write directly to StringBuilder
logEvent.AppendFormattedMessage(LogMessageTemplateFormatter.DefaultAutoSingleTarget, builder);
}
else
{
builder.Append(logEvent.FormattedMessage);
}
}
if (WithException && logEvent.Exception != null)
{
var primaryException = logEvent.Exception;
#if !NET3_5 && !SILVERLIGHT4
if (logEvent.Exception is AggregateException aggregateException)
{
aggregateException = aggregateException.Flatten();
primaryException = aggregateException.InnerExceptions.Count == 1 ? aggregateException.InnerExceptions[0] : aggregateException;
}
#endif
if (!exceptionOnly)
{
builder.Append(ExceptionSeparator);
}
builder.Append(primaryException.ToString());
}
}
/// <inheritdoc/>
protected override void Append(StringBuilder builder, LogEventInfo logEvent)
{
bool exceptionOnly = logEvent.Exception != null && WithException && logEvent.Parameters?.Length == 1 && ReferenceEquals(logEvent.Parameters[0], logEvent.Exception) && logEvent.Message == "{0}";
if (Raw)
{
builder.Append(logEvent.Message);
}
else if (!exceptionOnly)
{
if (logEvent.MessageFormatter?.Target is ILogMessageFormatter messageFormatter)
{
logEvent.AppendFormattedMessage(messageFormatter, builder);
}
else
{
builder.Append(logEvent.FormattedMessage);
}
}
if (WithException && logEvent.Exception != null)
{
var primaryException = logEvent.Exception;
#if !NET35
if (logEvent.Exception is AggregateException aggregateException)
{
aggregateException = aggregateException.Flatten();
primaryException = aggregateException.InnerExceptions.Count == 1 ? aggregateException.InnerExceptions[0] : aggregateException;
}
#endif
if (!exceptionOnly)
{
builder.Append(ExceptionSeparator);
}
builder.Append(primaryException.ToString());
}
}
/// <summary>
/// Renders the log message including any positional parameters and appends it to the specified <see cref="StringBuilder" />.
/// </summary>
/// <param name="builder">The <see cref="StringBuilder"/> to append the rendered data to.</param>
/// <param name="logEvent">Logging event.</param>
protected override void Append(StringBuilder builder, LogEventInfo logEvent)
{
if (Raw)
{
builder.Append(logEvent.Message);
}
else
{
if (ReferenceEquals(logEvent.MessageFormatter, LogEventInfo.DefaultMessageFormatterSingleTarget) && (logEvent.MessageFormatter.Target is ILogMessageFormatter messageFormatter))
{
// Skip string-allocation of LogEventInfo.FormattedMessage, but just write directly to StringBuilder
logEvent.AppendFormattedMessage(messageFormatter, builder);
}
else
{
builder.Append(logEvent.FormattedMessage);
}
}
if (WithException && logEvent.Exception != null)
{
builder.Append(ExceptionSeparator);
builder.Append(logEvent.Exception.ToString());
}
}