map -package:containers -package:insert-ordered-containers -package:dense-linear-algebra -package:basement -is:exact -package:regex-tdfa -package:base-prelude -package:os-string -package:integration -package:foldl -package:psqueues -package:Cabal-syntax -package:base package:case-insensitive
Transform the original string-like value but keep it case insensitive.