public override bool Walk(UnaryOperator node)
 {
     if (node != null)
     {
         if (node.Operand != null)
         {
             node.Operand.Walk(this);
         }
     }
     return(false);
 }
 public override bool Walk(UnaryOperator node)
 {
   // Delete, etc...
     UpdateChildRanges(node);
     return base.Walk(node);
 }
 public override bool Walk(UnaryOperator node) { AddNode(node); return true; }
 public override bool Walk(UnaryOperator node)
 {
     if (node != null)
     {
         if (node.Operand != null)
         {
             node.Operand.Walk(this);
         }
     }
     return false;
 }
 public override bool Walk(UnaryOperator node) {
     if (!node.IsPostfix) {
         if (node.OperatorToken == JSToken.Void ||
             node.OperatorToken == JSToken.TypeOf ||
             node.OperatorToken == JSToken.Delete) {
             ReplacePreceedingWhiteSpace(node.Operand.GetStartIndex(_tree.LocationResolver), " ");
         } else {
             ReplacePreceedingWhiteSpace(node.Operand.GetStartIndex(_tree.LocationResolver), "");
         }
     }
     node.Operand.Walk(this);
     if (node.IsPostfix) {
         ReplaceFollowingWhiteSpace(node.Operand.GetEndIndex(_tree.LocationResolver), "");
     }
     return false;
 }