string EventAttribute(EventData eventData)
{
if (ReferenceEquals(eventData, null))
throw new NullReferenceException();
var sb = new StringBuilder("Event(").AppendFormat("{0}", eventData.EventId);
if (false == String.IsNullOrWhiteSpace(eventData.Message))
{
sb.AppendFormat(@", Message = @""{0}""", eventData.Message);
}
if (eventData.Keywords.Length > 0)
{
var items =
from kw in eventData.Keywords
let type = _reserverdKeywords.Contains(kw) ? "System.Diagnostics.Tracing.EventKeywords" : "Keywords"
select $"{type}.{kw}";
sb.AppendFormat(@", Keywords = {0}", String.Join(" | ", items));
}
if (false == String.IsNullOrWhiteSpace(eventData.Opcode))
{
string type = _reserverdOpcodes.Contains(eventData.Opcode) ? "System.Diagnostics.Tracing.EventOpcode" : "Opcodes";
sb.AppendFormat(@", Opcode = {0}.{1}", type, eventData.Opcode);
}
if (false == String.IsNullOrWhiteSpace(eventData.Task))
{
sb.AppendFormat(@", Task = Tasks.{0}", eventData.Task);
}
if (eventData.Level.HasValue)
{
sb.AppendFormat(@", Level = EventLevel.{0}", eventData.Level);
}
return sb.Append(")").ToString();
}
string EventArgsList(EventData eventData, bool includeEventId = false)
{
if (ReferenceEquals(eventData, null))
throw new NullReferenceException();
var parameters =
(from p in eventData.Parameters
select $"{this.EtwParameterName(p)}").ToList();
if (includeEventId)
parameters.Insert(0, eventData.EventId.ToString("g"));
return string.Join(", ", parameters);
}
string EventArgsDeclaration(EventData eventData, bool includeEventId = false)
{
if (ReferenceEquals(eventData, null))
throw new NullReferenceException();
var parameters =
(from p in eventData.Parameters
select $"{p.ParameterType} { this.EtwParameterName(p)}").ToList();
if (includeEventId)
parameters.Insert(0, "System.Int32 EventId");
return string.Join(", ", parameters);
}
string OnEventArgsList(EventData eventData)
{
if (ReferenceEquals(eventData, null))
throw new NullReferenceException();
var prefix = $"ETW/{eventData.Source.EventSourceName}/{eventData.Name} {eventData.EventId}";
string message = eventData.Message;
if (string.IsNullOrWhiteSpace(message))
{
var ph =
(from i in Enumerable.Range(0, eventData.Parameters.Length)
let p = eventData.Parameters[i]
select $"{this.EtwParameterName(p)} = {{{i}}}");
message = string.Join(", ", ph);
}
var fmtString = $"\"{prefix}> {message}\"";
var args =
(from p in eventData.Parameters
select this.EtwParameterName(p)).ToList();
args.Insert(0, fmtString);
return string.Join(", ", args);
}
string IsEnabledArgsList(EventData eventData)
{
if (ReferenceEquals(eventData, null))
throw new NullReferenceException();
if (eventData.Level.HasValue || eventData.Keywords.Any())
{
var items =
(from kw in eventData.Keywords
let type = _reserverdKeywords.Contains(kw) ? "System.Diagnostics.Tracing.EventKeywords" : "Keywords"
select $"{type}.{kw}").ToList();
string keywords = items.Any() ? String.Join(" | ", items) : "System.Diagnostics.Tracing.EventKeywords.All";
return $"EventLevel.{(eventData.Level.HasValue ? eventData.Level.ToString() : "LogAlaws")}, {keywords}";
}
return string.Empty;
}