until -package:numeric-prelude -package:base-prelude -package:distribution-opensuse -package:Cabal -package:conferer -package:base-compat -package:language-bash -package:intro -package:elerea -package:snap-core -package:base 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.