Changelog of @haskell/transformers

--change-log-- Ross Paterson Aug 2023 * Additions to documentation, especially of AccumT. Ross Paterson Feb 2023 * Add instances of Foldable1 (class added to base-4.18) * Add modifyM to StateT transformers Ross Paterson Jan 2023 * Fix for GHC 8.6 Ross Paterson Jan 2023 * Revert to allowing MonadTrans constraint with GHC >= 8.6 Ross Paterson Feb 2022 * Restrict deriving (Generic) to GHC >= 7.4 Ross Paterson Feb 2022 * Restrict MonadTrans constraint to GHC >= 8.8 Ross Paterson Jul 2021 * Further backward compatability fix Ross Paterson Jul 2021 * Backward compatability fixes Ross Paterson Jul 2021 * Added quantified constraint to MonadTrans (for GHC >= 8.6) * Added Generic and Data instances * Added handleE, tryE and finallyE to Control.Monad.Trans.Except * Added hoistMaybe to Control.Monad.Trans.Maybe * Added Generic and Data instances * Added pass-throughs to instances for Backwards * Made Lift's <*> lazier * Remove long-deprecated selectToCont * Remove long-deprecated Control.Monad.Trans.Error * Remove long-deprecated Control.Monad.Trans.List Ross Paterson Feb 2019 * Further backward compatability fix Ross Paterson Feb 2019 * Backward compatability fix for MonadFix ListT instance Ross Paterson Feb 2019 * Generalized type of except * Added Control.Monad.Trans.Writer.CPS and Control.Monad.Trans.RWS.CPS * Added Contravariant instances * Added MonadFix instance for ListT Ross Paterson Oct 2017 * Added mapSelect and mapSelectT * Renamed selectToCont to selectToContT for consistency * Defined explicit method definitions to fix space leaks * Added missing Semigroup instance to Constant functor Ross Paterson Feb 2017 * Migrate Bifoldable and Bitraversable instances for Constant Ross Paterson Feb 2017 * Fixed for pre-AMP environments Ross Paterson Feb 2017 * Added AccumT and SelectT monad transformers * Deprecated ListT * Added Monad (and related) instances for Reverse * Added elimLift and eitherToErrors * Added specialized definitions of several methods for efficiency * Removed specialized definition of sequenceA for Reverse * Backported Eq1/Ord1/Read1/Show1 instances for Proxy Ross Paterson Feb 2016 * Re-added orphan instances for Either to deprecated module * Added lots of INLINE pragmas Ross Paterson Jan 2016 * Bump minor version number, required by added instances Ross Paterson Jan 2016 * Backported extra instances for Identity Ross Paterson Jan 2016 * Tightened GHC bounds for PolyKinds and DeriveDataTypeable Ross Paterson Dec 2015 * Control.Monad.IO.Class in base for GHC >= 8.0 * Data.Functor.{Classes,Compose,Product,Sum} in base for GHC >= 8.0 * Added PolyKinds for GHC >= 7.4 * Added instances of base classes MonadZip and MonadFail * Changed liftings of Prelude classes to use explicit dictionaries Ross Paterson Mar 2015 * Added Eq1, Ord1, Show1 and Read1 instances for Const Ross Paterson Nov 2014 * Dropped compatibility with base-1.x * Data.Functor.Identity in base for GHC >= 7.10 * Added mapLift and runErrors to Control.Applicative.Lift * Added AutoDeriveTypeable for GHC >= 7.10 * Expanded messages from mfix on ExceptT and MaybeT Ross Paterson May 2014 * Reverted to record syntax for newtypes until next major release Ross Paterson May 2014 * Added Sum type * Added modify', a strict version of modify, to the state monads * Added ExceptT and deprecated ErrorT * Added infixr 9 Compose to match (.) * Added Eq, Ord, Read and Show instances where possible * Replaced record syntax for newtypes with separate inverse functions * Added delimited continuation functions to ContT * Added instance Alternative IO to ErrorT * Handled disappearance of Control.Monad.Instances Ross Paterson Mar 2012 * Added type synonyms for signatures of complex operations * Generalized state, reader and writer constructor functions * Added Lift, Backwards/Reverse * Added MonadFix instances for IdentityT and MaybeT * Added Foldable and Traversable instances * Added Monad instances for Product Ross Paterson Oct 2013 * Backport of fix for disappearance of Control.Monad.Instances Ross Paterson Sep 2010 * Handled move of Either instances to base package Ross Paterson Apr 2010 * Added Alternative instance for Compose * Added Data.Functor.Product Ross Paterson Mar 2010 * Added Constant and Compose * Renamed modules to avoid clash with mtl * Removed Monad constraint from Monad instance for ContT Ross Paterson Mar 2009 * Adjusted lifting of Identity and Maybe transformers Ross Paterson Mar 2009 * Added IdentityT transformer * Added Applicative and Alternative instances for (Either e) Ross Paterson Jan 2009 * Made all Functor instances assume Functor Ross Paterson Jan 2009 * Adjusted dependencies Ross Paterson Jan 2009 * Two versions of lifting of callcc through StateT * Added Applicative instances Ross Paterson Jan 2009 * Added constructors state, etc for simple monads Ross Paterson Jan 2009 * Split Haskell 98 transformers from the mtl