public ITagger <T> CreateTagger <T>(ITextBuffer buffer) where T : ITag
{
var dte = (DTE)ServiceProvider.GetService(typeof(DTE));
DiagnosticsFinder.Initialize(ServiceProvider, dte);
Func <ITagger <T> > taggerFunc = () => new DiagnosticTagger(dte, buffer) as ITagger <T>;
return(buffer.Properties.GetOrCreateSingletonProperty <ITagger <T> >(taggerFunc));
}
private void FindDiagnostics()
{
try
{
spansAndDiagnostics.Clear();
int minPosition = buffer.CurrentSnapshot.Length;
int maxPosition = 0;
foreach (var diagnostic in DiagnosticsFinder.Find(buffer))
{
if (diagnostic.StartLine != 0)
{
diagnostic.StartLine--;
}
var textLine = buffer.CurrentSnapshot.GetLineFromLineNumber(diagnostic.StartLine);
var startPosition = textLine.Start.Position;
var endPosition = textLine.End.Position;
minPosition = Math.Min(minPosition, startPosition);
maxPosition = Math.Max(maxPosition, endPosition);
SnapshotSpan span = new SnapshotSpan(buffer.CurrentSnapshot,
Span.FromBounds(startPosition, endPosition));
spansAndDiagnostics.Add(Tuple.Create(span, diagnostic));
}
if (spansAndDiagnostics.Any())
{
RaiseTagsChanged(minPosition, maxPosition);
}
else
{
if (TagsChanged != null && !lastTotalDiagnosticsSpan.IsEmpty)
{
TagsChanged(this, new SnapshotSpanEventArgs(lastTotalDiagnosticsSpan));
}
}
}
catch (Exception e)
{
dte.StatusBar.Text = "Naggy Error: " + e.Message;
}
}