until -package:numeric-prelude -package:language-bash -package:distribution-opensuse -package:LambdaHack -package:snap-core -package:mixed-types-num -package:classy-prelude -package:ghc -package:monad-loops -package:netwire -package:hledger-web 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.