private TagSpan <IErrorTag> GetErrorTag(NormalizedSnapshotSpanCollection spans)
{
if (_error?.LineNumber == null)
{
return(null);
}
var line = _error.LineNumber.Value - 1;
var col = (_error?.LinePosition ?? 1) - 1;
if (line < 0 || line >= _buffer.CurrentSnapshot.LineCount || col < 0)
{
return(null);
}
var snapshotline = _buffer.CurrentSnapshot.GetLineFromLineNumber(line);
if (snapshotline.Start.Position + col >= snapshotline.Snapshot.Length)
{
return(null);
}
var start = snapshotline.Start + col;
var startSpan = new SnapshotSpan(start, start + 1);
var span = _navigator.GetSpanOfFirstChild(startSpan);
var tag = new ErrorTag(PredefinedErrorTypeNames.CompilerError, _error.Message);
if (!spans.IntersectsWith(span))
{
return(null);
}
return(new TagSpan <IErrorTag>(span, tag));
}
public void AugmentQuickInfoSession(IQuickInfoSession session, IList <object> qiContent, out ITrackingSpan applicableToSpan)
{
// Map the trigger point down to our buffer.
SnapshotPoint?subjectTriggerPoint = session.GetTriggerPoint(_mSubjectBuffer.CurrentSnapshot);
if (!subjectTriggerPoint.HasValue)
{
applicableToSpan = null;
return;
}
ITextSnapshot currentSnapshot = subjectTriggerPoint.Value.Snapshot;
//look for occurrences of our QuickInfo words in the span
ITextStructureNavigator navigator = _mProvider.NavigatorService.GetTextStructureNavigator(_mSubjectBuffer);
TextExtent extent = navigator.GetExtentOfWord(subjectTriggerPoint.Value);
if (extent.IsSignificant)
{
var tt1 = navigator.GetSpanOfNextSibling(extent.Span);
var tt2 = navigator.GetSpanOfFirstChild(extent.Span);
var tt3 = navigator.GetSpanOfPreviousSibling(extent.Span);
var tt4 = navigator.GetSpanOfEnclosing(extent.Span);
var t1 = tt1.GetText();
var t2 = tt2.GetText();
var t3 = tt3.GetText();
}
string searchText = extent.Span.GetText();
foreach (string key in _mDictionary.Keys)
{
int foundIndex = searchText.IndexOf(key, StringComparison.CurrentCultureIgnoreCase);
if (foundIndex > -1)
{
applicableToSpan = currentSnapshot.CreateTrackingSpan
(
//querySpan.Start.Add(foundIndex).Position, 9, SpanTrackingMode.EdgeInclusive
extent.Span.Start + foundIndex, key.Length, SpanTrackingMode.EdgeInclusive
);
string value;
_mDictionary.TryGetValue(key, out value);
qiContent.Add(value ?? "");
return;
}
}
applicableToSpan = null;
}
public IEnumerable <ITagSpan <IErrorTag> > GetTags(NormalizedSnapshotSpanCollection spans)
{
if (_error?.LineNumber != null)
{
var line = _buffer.CurrentSnapshot.GetLineFromLineNumber(Math.Max(_error.LineNumber.Value - 1, 0));
var start = line.Start + Math.Max(((_error?.LinePosition ?? 1) - 1), 0);
var startSpan = new SnapshotSpan(start, start + 1);
var span = _navigator.GetSpanOfFirstChild(startSpan);
var tag = new ErrorTag(PredefinedErrorTypeNames.CompilerError, _error.Message);
if (spans.OverlapsWith(span))
{
return(new[] { new TagSpan <IErrorTag>(span, tag) });
}
}
return(Array.Empty <ITagSpan <IErrorTag> >());
}
public SnapshotSpan GetSpanOfFirstChild(SnapshotSpan activeSpan)
{
return(_delegateNavigator.GetSpanOfFirstChild(activeSpan));
}
public SnapshotSpan GetSpanOfFirstChild(SnapshotSpan activeSpan)
{
return(_plainTextNavigator.GetSpanOfFirstChild(activeSpan));
}
public SnapshotSpan GetSpanOfFirstChild(SnapshotSpan activeSpan) => xmlNavigator.GetSpanOfFirstChild(activeSpan);