// <summary> // Copies a sort node // </summary> // <param name="op"> The Op to Copy </param> // <param name="n"> The Node that references the Op </param> // <returns> A copy of the original Node that references a copy of the original Op </returns> public override Node Visit(SortOp op, Node n) { // Visit the Node's children and map their Vars var children = ProcessChildren(n); // Copy the SortOp's SortKeys var newSortKeys = Copy(op.Keys); // Create a new SortOp that uses the copied SortKeys var newSortOp = m_destCmd.CreateSortOp(newSortKeys); // Return a new Node that references the copied SortOp and has the copied child Nodes as its children return(m_destCmd.CreateNode(newSortOp, children)); }