map is:exact -package:text -package:containers -package:dlist -package:base -package:dense-linear-algebra -package:base-compat-batteries -package:Cabal-syntax -package:basement -package:conduit -package:psqueues -package:regex-tdfa -package:unordered-containers package:case-insensitive
Transform the original string-like value but keep it case insensitive.