I've looked at Scrivener and Vellum both and they both look like good pieces of software that take a lot of the tedium out of creating a book and let you just .

I've looked at Scrivener and Vellum both and they both look like good pieces of software that take a lot of the tedium out of creating a book and let you just ... write a book. The only concern I have with both of them is that neither seem targeted towards technical authors so I'm left wondering how they handle things like code formatting/highlighting and such