> I want to emphasize that most of these features are ridiculously easy to implement, if you have a parse tree for your language. I like how he emphasized ridi

> I want to emphasize that most of these features are ridiculously easy to implement, if you have a parse tree for your language. I like how he emphasized ridiculously. That was the enlightenment moment for me many years ago when I found ANTLR. Hadn't clicked how all these non-Lisp languages were as easy to manipulate as Lisp, once you parse the tree.