// <summary>
// Determines whether the var or a property of the var (if the var is defined as a NewRecord)
// is defined exclusively over a single group aggregate. If so, it registers it as such with the
// group aggregate var info manager.
// </summary>
public override void Visit(VarDefOp op, Node n)
{
VisitDefault(n);
var definingNode = n.Child0;
var definingNodeOp = definingNode.Op;
GroupAggregateVarInfo referencedVarInfo;
Node templateNode;
bool isUnnested;
if (GroupAggregateVarComputationTranslator.TryTranslateOverGroupAggregateVar(
definingNode, true, _command, _groupAggregateVarInfoManager, out referencedVarInfo, out templateNode, out isUnnested))
{
_groupAggregateVarInfoManager.Add(op.Var, referencedVarInfo, templateNode, isUnnested);
}
else if (definingNodeOp.OpType
== OpType.NewRecord)
{
var newRecordOp = (NewRecordOp)definingNodeOp;
for (var i = 0; i < definingNode.Children.Count; i++)
{
var argumentNode = definingNode.Children[i];
if (GroupAggregateVarComputationTranslator.TryTranslateOverGroupAggregateVar(
argumentNode, true, _command, _groupAggregateVarInfoManager, out referencedVarInfo, out templateNode, out isUnnested))
{
_groupAggregateVarInfoManager.Add(op.Var, referencedVarInfo, templateNode, isUnnested, newRecordOp.Properties[i]);
}
}
}
}
