until -package:numeric-prelude -package:yesod-paginator -package:prelude-compat -package:numhask -package:distribution-opensuse is:exact -package:hledger-web -package:base -package:llvm-hs-pure -package:clash-prelude -package:termonad -package:Cabal package:Cabal-syntax

until p f yields the result of applying f until p holds.