static void Main(string[] args)
{
var tree =
new OperationNode2(
new OperationNodeLeaf(5),
new OperationNode2(
new OperationNode2(new OperationNodeLeaf(1), new OperationNodeLeaf(2), Operation.Multiply),
new OperationNode1(new OperationNodeLeaf(7, Operation.None), Operation.UnaryMinus),
Operation.Add
),
Operation.Multiply
);
var visitor = new Visitor();
var res = visitor.Visit(tree);
System.Diagnostics.Debug.WriteLine(res);
}
public string Visit(OperationNode2 node)
{
return(Enclose(node.LeftSubNode, node.Op) + node.Op.ToFriendlyString() + Enclose(node.RightSubNode, node.Op));
}
public void Visit(OperationNode2 node)
{
Enclose(node.LeftSubNode, node.Op);
Text = Text + node.Op.ToFriendlyString();
Enclose(node.RightSubNode, node.Op);
}
