protected override async Task ProduceTagsAsync(TaggerContext <IClassificationTag> context, DocumentSnapshotSpan spanToTag, int?caretPosition)
{
var document = spanToTag.Document;
var classificationService = document?.LanguageServices.GetService <IClassificationService>();
if (classificationService == null)
{
return;
}
Workspace.TryGetWorkspace(document.SourceText.Container, out var workspace);
var semanticModel = await document.GetSemanticModelAsync(context.CancellationToken).ConfigureAwait(false);
if (semanticModel == null)
{
return;
}
var classifiedSpans = ClassificationUtilities.GetOrCreateClassifiedSpanList();
classificationService.AddSemanticClassifications(
semanticModel,
spanToTag.SnapshotSpan.Span.ToTextSpan(),
workspace,
classifiedSpans,
context.CancellationToken);
ClassificationUtilities.Convert(_typeMap, spanToTag.SnapshotSpan.Snapshot, classifiedSpans, context.AddTag);
ClassificationUtilities.ReturnClassifiedSpanList(classifiedSpans);
}
protected override async Task ProduceTagsAsync(TaggerContext <IClassificationTag> context, DocumentSnapshotSpan spanToTag, int?caretPosition)
{
var document = spanToTag.Document;
var classificationService = document?.LanguageServices.GetService <IClassificationService>();
if (classificationService == null)
{
return;
}
var syntaxTree = await document.GetSyntaxTreeAsync(context.CancellationToken).ConfigureAwait(false);
var classifiedSpans = ClassificationUtilities.GetOrCreateClassifiedSpanList();
classificationService.AddSyntacticClassifications(
syntaxTree,
spanToTag.SnapshotSpan.Span.ToTextSpan(),
classifiedSpans,
context.CancellationToken);
ClassificationUtilities.Convert(_typeMap, spanToTag.SnapshotSpan.Snapshot, classifiedSpans, context.AddTag);
ClassificationUtilities.ReturnClassifiedSpanList(classifiedSpans);
}
