until -package:numeric-prelude -package:base-prelude -package:distribution-opensuse -package:Cabal -package:clash-prelude -package:numhask -package:rebase -package:prelude-compat -package:faktory -package:github -package:xmonad-contrib package:selective
Keep running an effectful computation until it returns a
Right value, collecting the Left's using a supplied
Monoid instance.