There are actually two, a highlighting parser used when you inspect files from spotter, and a highlighting writer used to implement the "Tree" and "Source" tabs when inspecting an already-parsed DOM tree. Â Sent:Â Saturday, March 19, 2016 at 7:24 AM From:Â "Nicolai Hess" <nicolaihess@gmail.com> To:Â "Pharo Development List" <pharo-dev@lists.pharo.org> Subject:Â Re: [Pharo-dev] How to set styler for RubEditingArea? Isn't there a xml.-Styler in Moose? How is that implemented? Am 19.03.2016 11:28 vorm. schrieb "Stephan Eggermont" <stephan@stack.nl>:On 19-03-16 10:59, Henrik Nergaard wrote:There is no way of doing that, RubParagraphDecorator lacks a method to set its style variable. If you add that, then you can do something like: Self is a RubEditingArea (self decoratorNamed:Â #shoutStyler) style: yourStyleclass new. Â I'm strongly in favor of adding this. There are other languages I want to style than smalltalk. Stephan Â