map -package:containers -package:base-prelude -package:dlist -package:base-compat -package:aeson -package:bytestring -package:filepath -package:Cabal-syntax -package:monoidal-containers -package:insert-ordered-containers -package:conduit -package:base-compat-batteries package:case-insensitive
Transform the original string-like value but keep it case insensitive.