public static DocumentView GetDocumentView(this TextSnapshotOffset offset)
{
var position = offset.ToOffset();
var document = offset.Snapshot.ToDocument();
return(new DocumentView(document, position));
}
public static TextSpan ToTextSpan(this TextSnapshotRange range)
{
var startOffset = new TextSnapshotOffset(range.Snapshot, range.StartOffset);
var endOffset = new TextSnapshotOffset(range.Snapshot, range.EndOffset);
var start = startOffset.ToOffset();
var end = endOffset.ToOffset();
return(TextSpan.FromBounds(start, end));
}
public override object GetContext(IEditorView view, int offset)
{
var documentView = view.SyntaxEditor.GetDocumentView();
var document = documentView.Document;
SemanticModel semanticModel;
if (!document.TryGetSemanticModel(out semanticModel))
{
return(null);
}
var snapshot = document.Text.ToTextSnapshot();
var snapshotOffset = new TextSnapshotOffset(snapshot, offset);
var position = snapshotOffset.ToOffset();
var model = semanticModel.GetQuickInfoModel(position, Providers);
return(model);
}
