[bontaq]

You could use uniplate and a small AST to play more with it, the paper has examples of transformations

the paper: https://ndmitchell.com/downloads/paper-uniform_boilerplate_a...

small tutorial: https://www.cs.york.ac.uk/fp/darcs/uniplate/uniplate.htm

[tempguy9999]

This seems (AFAICT) a bit higher what I'm after, but very interesting nonetheless, I'll have a play, thanks.