private static void TraceLine(string message = null, bool justTracer2 = false)
{
if (GetTraceLineInfo == null)
{
return;
}
var traceLineInfo = GetTraceLineInfo();
if (!justTracer2)
{
Tracer1?.Trace(message, traceLineInfo.Extent, traceLineInfo.ScriptBlock, traceLineInfo.Level);
}
Tracer2?.Trace(message, traceLineInfo.Extent, traceLineInfo.ScriptBlock, traceLineInfo.Level);
}
/// <summary>
/// Add a tracer to already setup session (to slot2). A tracer must implement ITracer or have a method `void Trace(string message, IScriptExtent extent, ScriptBlock scriptBlock, int level)`.
/// </summary>
/// <param name="tracer"></param>
public static void Register(object tracer)
{
if (tracer is null)
{
throw new ArgumentNullException(nameof(tracer));
}
if (!HasTracer(Tracer1))
{
throw new InvalidOperationException($"Tracer1 is null. If you want to activate tracing call {nameof(Patch)}.");
}
if (HasDifferentTracer(Tracer2, tracer))
{
throw new InvalidOperationException($"Tracer2 already has tracer {Tracer2.GetType().Name}, and you are registering {tracer.GetType().Name}.");
}
Tracer2 = tracer is ITracer t ? t : new ExternalTracerAdapter(tracer);
TraceLine(justTracer2: true);
}
