#1960: Add Applicative and Monoid instances for STM
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Reporter: conal | Owner:
Type: proposal | Status: new
Priority: normal | Milestone:
Component: libraries/base | Version: 6.8.1
Severity: normal | Keywords:
Difficulty: Easy (1 hr) | Testcase:
Architecture: Unknown | Os: Unknown
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{{{
instance Applicative STM where { pure = return; (<*>) = ap }
instance Monoid (STM a) where { mempty = retry; mappend = orElse }
}}}
I don't know where these instances would go. Nor whether this is a
libraries or GHC proposal.
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1960>
GHC <http://www.haskell.org/ghc/>
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