protected override async Task GetTagsAsync(GetTagsState state, NormalizedSnapshotSpanCollection spans)
{
if (spans.Count == 0)
{
return;
}
var snapshot = spans[0].Snapshot;
if (!state.UserAsyncState.IsInitialized)
{
await Initialize(state.UserAsyncState, snapshot, state.CancellationToken).ConfigureAwait(false);
}
if (!state.UserAsyncState.IsValid)
{
return;
}
var classifier = new RoslynClassifier(state.UserAsyncState.SyntaxRoot, state.UserAsyncState.SemanticModel, state.UserAsyncState.Workspace, roslynClassificationTypes, defaultClassificationType, state.CancellationToken);
state.UserAsyncState.TagsList.Clear();
foreach (var span in spans)
{
foreach (var info in classifier.GetClassifications(span.Span.ToTextSpan()))
{
state.UserAsyncState.TagsList.Add(new TagSpan <IClassificationTag>(new SnapshotSpan(snapshot, info.Span), new ClassificationTag(info.Type)));
}
if (state.UserAsyncState.TagsList.Count != 0)
{
state.AddResult(new TagsResult(span, state.UserAsyncState.TagsList.ToArray()));
state.UserAsyncState.TagsList.Clear();
}
}
}
protected abstract Task GetTagsAsync(GetTagsState state, NormalizedSnapshotSpanCollection spans);
