public IClassifier GetClassifier(ITextBuffer textBuffer)
{
Debug.Assert(_classificationRegistry != null);
Debug.Assert(_standardClassification != null);
var classifierKey = typeof(SyntaxClassifier);
SyntaxClassifier classifier;
if (!textBuffer.Properties.TryGetProperty(classifierKey, out classifier))
{
classifier = new SyntaxClassifier(_standardClassification, _classificationRegistry, textBuffer);
textBuffer.Properties.AddProperty(classifierKey, classifier);
}
return classifier;
}
public IClassifier GetClassifier(ITextBuffer textBuffer)
{
Debug.Assert(_classificationRegistry != null);
Debug.Assert(_standardClassification != null);
var classifierKey = typeof(SyntaxClassifier);
SyntaxClassifier classifier;
if (!textBuffer.Properties.TryGetProperty(classifierKey, out classifier))
{
classifier = new SyntaxClassifier(_standardClassification, _classificationRegistry, textBuffer);
textBuffer.Properties.AddProperty(classifierKey, classifier);
}
return(classifier);
}
private int GetTokenExtent(NemerleSource source, ITextSnapshot snapshot, SyntaxClassifier.SpanInfo spanInfo, out int line, out int startIdx, out int endIdx)
{
switch (spanInfo.Type)
{
case SyntaxClassifier.SpanType.String:
case SyntaxClassifier.SpanType.RecursiveString:
case SyntaxClassifier.SpanType.VerbatimString:
// TODO: implement logic for $" $(x.|) "
goto default;
case SyntaxClassifier.SpanType.Operator:
if (!spanInfo.Span.IsEmpty && snapshot[spanInfo.Span.End - 1] == '.')
return GetDefaultExtent(out line, out startIdx, out endIdx);
else
goto default;
default:
var loc = Utils.ToNLocation(source.FileIndex, new SnapshotSpan(snapshot, spanInfo.Span));
Debug.Assert(loc.Line == loc.EndLine);
line = loc.Line - 1;
startIdx = loc.Column - 1;
endIdx = loc.EndColumn - 1;
return VSConstants.S_OK;
}
}
public static void InsertClassification(List<SyntaxClassifier.SpanInfo> items, SyntaxClassifier.SpanInfo span)
{
var index = items.BinarySearch(span);
items.Insert(index >= 0 ? index : ~index, span);
}