Release Notes

This project is versioned according to the PVP, the de facto standard Haskell versioning scheme.

1.8.1.0 (2019-11-16)

Added

  • (issue #303) Control.Monad.Conc.Class.newTVarConc, with a default implementation of atomically . newTVar.

1.8.0.0 (2019-10-04)

Added

  • MonadFail instances for Control.Monad.Conc.Class.IsConc and Control.Monad.STM.IsSTM.

Changed

  • Added MonadFail constraints to Control.Concurrent.Classy.QSem.newQSem and Control.Concurrent.Classy.QSemN.newQSemN.

Miscellaneous

  • Fixed a compilation error with GHC 8.8

1.7.0.0 (2019-03-24)

Added

  • The Control.Monad.Conc.Class.supportsBoundThreads function, like rtsSupportsBoundThreads but returns a monadic result.

Deprecated

  • Control.Monad.Conc.Class.rtsSupportsBoundThreads, in favour of supportsBoundThreads.

1.6.2.0 (2018-11-28)

Contributors: gip (pull request #289).

Added

1.6.1.0 (2018-09-23)

Added

  • (issue #286) Copy across additions from the stm package:

    • Control.Concurrent.Classy.STM.TQueue.flushTQueue
    • Control.Concurrent.Classy.STM.TBQueue.flushTBQueue
    • Control.Concurrent.Classy.STM.TBQueue.lengthTBQueue
    • Control.Concurrent.Classy.STM.TVar.stateTVar

  • (issue #287) The Control.Concurrent.Classy.STM.TSem module.

Changed

  • (issue #286) Copy across changes from the stm package:

    • Make definition of readTQueue consistent with readTBQueue

Miscellaneous

  • The upper bound on stm is <2.6.

1.6.0.0 - IORefs (2018-07-01)

Added

  • Control.Concurrent.Classy.CRef, deprecated *CRef functions and a CRef alias.

Changed

  • (issue #274) CRef is now IORef: all functions, modules, and types have been renamed.

1.5.0.0 - No More 7.10 (2018-03-28)

Added

Changed

  • (issue #132) Control.Monad.Conc.Class.fork, forkOn, forkOS, and forkOSN are top-level definitions.

Miscellaneous

1.4.0.2 (2018-03-11)

Miscellaneous

1.4.0.1 (2018-02-26)

Miscellaneous

1.4.0.0 (2018-01-19)

Changed

  • Control.Monad.Conc.Class.peekTicket' has a more concrete type, to make deriving newtype instances of MonadConc possible:

    • Old: MonadConc m => proxy m -> Ticket m a -> a
    • New: MonadConc m => Proxy m -> Ticket m a -> a

1.3.0.0 - The Bound Thread Release (2017-12-23)

Note: bound threads are only supported if you compile with GHC and link with -threaded.

Added

  • (pull request #145) Bound thread variants of the withAsync functions:

    • Control.Concurrent.Classy.Async.asyncBound
    • Control.Concurrent.Classy.Async.asyncBoundN
    • Control.Concurrent.Classy.Async.withAsyncBound
    • Control.Concurrent.Classy.Async.withAsyncBoundN

  • (pull request #145) Bound thread functions in MonadConc:

    • Control.Monad.Conc.Class.forkOS
    • Control.Monad.Conc.Class.forkOSN
    • Control.Monad.Conc.Class.isCurrentThreadBound

  • (pull request #145) Helper functions for bound threads:

    • Control.Monad.Conc.Class.runInBoundThread
    • Control.Monad.Conc.Class.runInUnboundThread

Changed

  • (pull request #145) Control.Monad.Conc.Class.rtsSupportsBoundThreads is a re-export from Control.Concurrent.

1.2.3.0 (2017-11-30)

Added

  • (issue #148) Named thread variants of the withAsync functions:

    • Control.Concurrent.Classy.Async.withAsyncN
    • Control.Concurrent.Classy.Async.withAsyncOnN
    • Control.Concurrent.Classy.Async.withAsyncWithUnmaskN
    • Control.Concurrent.Classy.Async.withAsyncOnWithUnmaskN

1.2.2.0 (2017-11-05)

Added

  • (issue #144) IsConc and IsSTM wrapper types:

    • Control.Monad.Conc.Class.IsConc (constructor unexported)
    • Control.Monad.Conc.Class.toIsConc
    • Control.Monad.Conc.Class.fromIsConc
    • Control.Monad.STM.Class.IsSTM (constructor unexported)
    • Control.Monad.STM.Class.toIsSTM
    • Control.Monad.STM.Class.fromIsSTM

Changed

  • Control.Monad.Conc.Class.modifyCRefCAS_ for transformer instances delegates to the underlying monad, rather than using the default definition in terms of modifyCRefCAS.

1.2.1.2 (2017-10-14)

Fixed

  • (issue #134) Control.Monad.Conc.Class.forkWithUnmask and forkOnWithUnmask for the IO instance does not infinitely loop (bug introduced in tag concurrency-1.2.1.1).

1.2.1.1 (2017-10-11)

Changed

  • Named threads for IO are implemented with GHC.Conc.labelThread.

1.2.1.0 (2017-10-02)

Added

  • (pull request #125) Named thread variants of the async functions:

    • Control.Concurrent.Classy.Async.asyncN
    • Control.Concurrent.Classy.Async.asyncOnN
    • Control.Concurrent.Classy.Async.asyncWithUnmaskN
    • Control.Concurrent.Classy.Async.asyncOnWithUnmaskN

1.2.0.0 (2017-09-16)

Changed

  • MonadPlus is a superclass of MonadSTM.
  • Control.Monad.STM.Class.orElse is a top-level alias for mplus.
  • Control.Monad.STM.Class.retry is a top-level alias for mzero.

1.1.2.1 (2017-06-07)

Changed

  • Control.Concurrent.Classy.MVar.isEmptyMVar does not briefly empties the MVar, and does not block.

1.1.2.0 (2017-04-05)

Added

  • Missing functions copied from async:

    • Control.Concurrent.Classy.Async.uninterruptibleCancel
    • Control.Concurrent.Classy.Async.replicateConcurrently
    • Control.Concurrent.Classy.Async.concurrently_
    • Control.Concurrent.Classy.Async.mapConcurrently_
    • Control.Concurrent.Classy.Async.forConcurrently_
    • Control.Concurrent.Classy.Async.replicateConcurrently_

  • Control.Concurrent.Classy.Async.Concurrently has a Semigroup instance when built with base >= 4.9.

  • Control.Concurrent.Classy.Async.Concurrently has a Monoid instance.

  • Control.Monad.Conc.Class re-exports Control.Monad.Catch.mask_ and uninterruptibleMask_.

Changed

  • (pull request #77) To match changes in async, Control.Concurrent.Classy.Async.cancel and withAsync block until the Async is killed.

Miscellaneous

  • Every definition, class, and instance now has a Haddock @since annotation.

1.1.1.0 - The Async Release (2017-03-04)

Added

  • The Control.Concurrent.Classy.Async module.

1.1.0.0 (2017-02-21)

Added

  • Control.Monad.Conc.Class.tryReadMVar

Removed

  • Control.Monad.Conc.Class._concMessage

1.0.0.0 - The Initial Release (2016-09-10)

Added

  • Everything.