public IEnumerable <ITagSpan <ITextMarkerTag> > GetTags(ActiveStatementTagger tagger, NormalizedSnapshotSpanCollection spans)
{
if (activeStatements.Count == 0 || spans.Count == 0)
{
yield break;
}
//TODO: This code shouldn't depend on IDocumentViewer
var docViewer = tagger.TextView.TextBuffer.TryGetDocumentViewer();
if (docViewer == null)
{
yield break;
}
var methodDebugService = docViewer.TryGetMethodDebugService();
if (methodDebugService == null)
{
yield break;
}
var snapshot = spans[0].Snapshot;
MethodDef method = null;
List <uint> ilOffsets = null;
foreach (var span in spans)
{
foreach (var info in methodDebugService.GetStatementsByTextSpan(span.Span))
{
if (info.Method != method)
{
method = info.Method;
var moduleTokenId = new ModuleTokenId(moduleIdProvider.Create(method.Module), method.MDToken);
if (!activeStatements.TryGetValue(moduleTokenId, out ilOffsets))
{
continue;
}
}
else if (ilOffsets == null)
{
continue;
}
var textSpan = info.Statement.TextSpan;
if (textSpan.End > snapshot.Length)
{
yield break; // Old data, but we'll get called again
}
var binSpan = info.Statement.BinSpan;
foreach (uint ilOffset in ilOffsets)
{
if (ilOffset >= binSpan.Start && ilOffset < binSpan.End)
{
yield return(new TagSpan <ITextMarkerTag>(new SnapshotSpan(snapshot, textSpan.Start, textSpan.Length), activeStatementTextMarkerTag));
}
}
}
}
}
public void OnDisposed(ActiveStatementTagger tagger) => taggers.Remove(tagger);
public void OnCreated(ActiveStatementTagger tagger) => taggers.Add(tagger);
