I don't see how that is addressing my point. Emacs Lisp is the scripting language of Emacs, and you can use it to build AST to deal with syntax highlighting and

I don't see how that is addressing my point. Emacs Lisp is the scripting language of Emacs, and you can use it to build AST to deal with syntax highlighting and autocompletions amongst other. And that's what Nitra is intended for, and it doesn't matter that it is written in Nemerle.