var document = await solution.GetDocumentAsync(documentId, includeSourceGenerated : true, cancellationToken).ConfigureAwait(false);
document = await project.GetSourceGeneratedDocumentAsync(documentId, CancellationToken.None).ConfigureAwait(false);
foreach (var(documentId, deltas) in lineDeltasByDocument)
.WithDocumentFolders(documentId, _documentFolders);