until -package:numeric-prelude -package:util -package:xmonad-contrib -package:base-compat -package:base-prelude -package:protolude -package:ghc-lib-parser -package:utility-ht -package:linear-base -package:distribution-opensuse -package:numhask package:rebase
until p f yields the result of applying
f
until
p holds.
Keep running an effectful computation until it returns a
Right value, collecting the Left's using a supplied
Monoid instance.