public async ValueTask OnReferenceFoundAsync(Document document, TextSpan span, CancellationToken cancellationToken)
{
var options = await _context.GetOptionsAsync(document.Project.Language, cancellationToken).ConfigureAwait(false);
var documentSpan = await ClassifiedSpansAndHighlightSpanFactory.GetClassifiedDocumentSpanAsync(
document, span, options.ClassificationOptions, cancellationToken).ConfigureAwait(false);
await _context.OnReferenceFoundAsync(
new SourceReferenceItem(_definition, documentSpan, SymbolUsageInfo.None), cancellationToken).ConfigureAwait(false);
}
