public bool TryGetSpan(ActiveStatementId id, SourceText source, out TextSpan span)
{
var session = _session;
if (session == null)
{
span = default;
return(false);
}
return(session.TryGetSpan(id, source, out span));
}
public bool TryGetSpan(ActiveStatementId id, SourceText source, out TextSpan span)
{
Assert.Equal(id.DocumentId, _documentId);
var spanOpt = TrackingSpans[id.Ordinal];
if (spanOpt != null)
{
span = spanOpt.Value;
return true;
}
span = default(TextSpan);
return false;
}
public bool TryGetSpan(ActiveStatementId id, SourceText source, out TextSpan span)
{
Assert.Equal(id.DocumentId, _documentId);
var spanOpt = TrackingSpans[id.Ordinal];
if (spanOpt != null)
{
span = spanOpt.Value;
return(true);
}
span = default;
return(false);
}
public bool TryGetSpan(ActiveStatementId id, SourceText source, out TextSpan span)
{
if (Spans == null)
{
span = default;
return(false);
}
var spans = Spans[id.DocumentId][id.Ordinal];
if (spans != null)
{
span = spans.Value;
return(true);
}
span = default;
return(false);
}
public bool TryGetSpan(ActiveStatementId id, SourceText source, out TextSpan span)
{
lock (_trackingSpans)
{
if (_trackingSpans.TryGetValue(id.DocumentId, out var documentSpans) && documentSpans != null)
{
var trackingSpan = documentSpans[id.Ordinal];
var snapshot = source.FindCorrespondingEditorTextSnapshot();
if (snapshot != null && snapshot.TextBuffer == trackingSpan.TextBuffer)
{
span = trackingSpan.GetSpan(snapshot).Span.ToTextSpan();
return(true);
}
}
}
span = default;
return(false);
}
public void UpdateActiveStatementSpans(SourceText source, IEnumerable <KeyValuePair <ActiveStatementId, TextSpan> > spans)
{
bool leafUpdated = false;
bool updated = false;
ITrackingSpan[] documentSpans;
lock (_trackingSpans)
{
foreach (var span in spans)
{
ActiveStatementId id = span.Key;
if (_trackingSpans.TryGetValue(id.DocumentId, out documentSpans) && documentSpans != null)
{
var snapshot = source.FindCorrespondingEditorTextSnapshot();
// Avoid updating spans if the buffer has changed.
// Buffer change is handled by DocumentOpened event.
if (snapshot != null && snapshot.TextBuffer == documentSpans[id.Ordinal].TextBuffer)
{
documentSpans[id.Ordinal] = snapshot.CreateTrackingSpan(span.Value.ToSpan(), SpanTrackingMode.EdgeExclusive);
if (!leafUpdated)
{
var baseStatements = _editSession.BaseActiveStatements[id.DocumentId];
leafUpdated = (baseStatements[id.Ordinal].Flags & ActiveStatementFlags.LeafFrame) != 0;
}
updated = true;
}
}
}
}
if (updated)
{
_service.OnTrackingSpansChanged(leafUpdated);
}
}
public bool TryGetSpan(ActiveStatementId id, SourceText source, out TextSpan span) => _trackingService.TryGetSpan(id, source, out span);
