projections.addAll(nodeMaker.projectionSpecs());
}
if (!nodeSets.containsKey(var)) {
nodeSets.put(var, new NodeSetConstraintBuilder());
}
NodeSetFilter nodeSet = nodeSets.get(var);
nodeMaker.describeSelf(nodeSet);
if (!nodeRelationAliases.containsKey(var)) {
nodeRelationAliases.put(var, aliases);
}
}