gistfile1.cs

public class CustomWalker : CSharpSyntaxWalker
{
    static int Tabs = 0;
    public override void Visit(SyntaxNode node)
    {
        Tabs++;
        var indents = new String('\t', Tabs);
        Console.WriteLine(indents + node.Kind());
        base.Visit(node);
        Tabs--;
    }
}

static void Main(string[] args)
{
    var tree = CSharpSyntaxTree.ParseText(@"
        public class MyClass
        {
            public void MyMethod()
            {
            }
            public void MyMethod(int n)
            {
            }
       ");
    
    var walker = new CustomWalker();
    walker.Visit(tree.GetRoot());
}