&& (argsVertex == null
|| !argsVertex.isChanged())) {
return vertex;
}
if (argsVertex != null)
argsVertex.markUnchanged();
if (block != null)
block.recordYield(vertex);
returnVertex = yield(graph, block, (argsVertex != null ? argsVertex.getTypeSet() : TypeSet.EMPTY), vertex.getExpandArguments(), returnVertex);
if (returnVertex != null)