map -package:containers -package:Cabal-syntax -package:insert-ordered-containers -package:foldl -package:conduit -package:base-compat -package:charset -package:imports -package:base-prelude -package:bytestring -package:base-compat-batteries -package:incipit-base package:case-insensitive
Transform the original string-like value but keep it case insensitive.