public void visit(AST node)
        {
            // Flatten this level of the tree if it has no children
            bool flatten = /*true*/ false;
            AST  node2;

            for (node2 = node; node2 != null; node2 = node2.getNextSibling())
            {
                if (node2.getFirstChild() != null)
                {
                    flatten = false;
                    break;
                }
            }

            for (node2 = node; node2 != null; node2 = node2.getNextSibling())
            {
                if (!flatten || node2 == node)
                {
                    tabs();
                }
                if (node2.getText() == null)
                {
                    Console.Out.Write("nil");
                }
                else
                {
                    Console.Out.Write(node2.getText());
                }

                Console.Out.Write(" [" + node2.Type + "] ");

                if (flatten)
                {
                    Console.Out.Write(" ");
                }
                else
                {
                    Console.Out.WriteLine("");
                }

                if (node2.getFirstChild() != null)
                {
                    level++;
                    visit(node2.getFirstChild());
                    level--;
                }
            }

            if (flatten)
            {
                Console.Out.WriteLine("");
            }
        }
示例#2
0
        /*Is node t equal to this in terms of token type and text? */
        public virtual bool Equals(AST t)
        {
            if (t == null)
            {
                return(false);
            }

            return((Object.Equals(this.getText(), t.getText())) &&
                   (this.Type == t.Type));
        }