If you do `brew style --fix .` in `HOMEBREW_REPOSITORY` it behaves very weirdly and uses the incorrect rules. If this is passed, assume that people want the same behaviour as `brew style --fix`. While we're here, do some argument naming and code cleanup.
Library
This directory contains all the code run by the official brew command in Homebrew and all formulae (package descriptions) in taps (repositories containing formulae) in Taps subdirectories.