module Control.CollectErrors ( -- * Monad for collecting errors in expressions CollectErrors(..) , CanBeErrors , CanTestErrorsCertain(..) , CanTestErrorsPresent(..) -- ** Utilities , noValue , removeValue , prependErrors , unCollectErrors , (~!) , toEither , withErrorOrValue , filterValuesWithoutError , lift , liftCE , liftPair , lift2 , lift2CE , lift1T , liftT1 , lift1TCE , liftT1CE , lift2pair , lift1Tpair , liftT1pair , CanTakeErrors(..) , liftTakeErrors ) where import Control.CollectErrors.Type import Control.CollectErrors.PreludeInstances ()