public ValueTask OnReferenceFoundAsync(VSTypeScriptSourceReferenceItem reference, CancellationToken cancellationToken)
 => _context.OnReferenceFoundAsync(reference.UnderlyingObject, cancellationToken);
            public ValueTask OnReferenceFoundAsync(VSTypeScriptSourceReferenceItem reference, CancellationToken cancellationToken)
            {
                var item = GetOrCreateDefinitionItem(reference.Definition);

                return(_context.OnReferenceFoundAsync(new SourceReferenceItem(item, reference.SourceSpan, reference.SymbolUsageInfo)));
            }