Like ruby's rake, hake have Hakefile which is Haskell source. And Hakefile is like rake's Rakefile, and make's Makefile. Hakefile is just Haskell source code, then you can use all Haskell features. New: deps :: [ String ] -> [ String] -> Rule deps trgts srcs == file trgts srcs $ \_ _ -> []Use deps if you want to define no command rule for new Targets. Please use addDeps if you will add dependencie