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module Control.Concurrent.Classy.STM.
TVar Transactional variables, for use with MonadSTM. Deviations: There is no Eq instance for MonadSTM the TVar type. Furthermore, the newTVarIO and mkWeakTVar functions are not provided.
type family
TVar (stm :: Type -> Type) :: Type -> Typeconcurrency Control.Concurrent.Classy.STM.TVar The mutable reference type. These behave like TVars, in that they always contain a value and updates are non-blocking and synchronised.
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ghc-heap GHC.Exts.Heap No documentation available.
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ghc-heap GHC.Exts.Heap.ClosureTypes No documentation available.
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Agda Agda.Syntax.Treeless No documentation available.
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classy-prelude-yesod ClassyPrelude.Yesod Shared memory locations that support atomic memory transactions.
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stateref Data.MRef.Instances Shared memory locations that support atomic memory transactions.
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stateref Data.StateRef.Instances Shared memory locations that support atomic memory transactions.
data
TVar# a (b :: TYPE 'BoxedRep l)base GHC.Base No documentation available.
data
TVar# a (b :: TYPE 'BoxedRep l)base GHC.Exts No documentation available.