package edu.du.cs.comp3351.p2;

import edu.du.cs.comp3351.p2.visitors.Visitor;
import edu.du.cs.comp3351.p2.nodes.*;

public class PrettyPrinter implements Visitor {

    private int indent;

    public PrettyPrinter() {
    }

    private void print(String s) {
	for (int i=0;i<indent;i++)
	    System.out.print(" ");
	System.out.println(s);
    }

    public void visit(NodeToken n) {
	print(n.tokenImage);
    }

    public void visit(CompilationUnit n) {
      n.f0.accept(this);
    }

    // 3351: implement "visit" methods of Visitor here!
    // (some visit methods maybe empty)

}