map -package:containers -package:basement -package:psqueues -package:Cabal-syntax -package:ghc -package:conduit -package:blaze-html -package:filepath -package:base-compat-batteries -package:monoidal-containers -package:insert-ordered-containers -package:incipit-base package:case-insensitive
Transform the original string-like value but keep it case insensitive.