Missing instance Monad WrappedMonad
Add to Control.Applicative the missing instance:
instance Monad m => Monad (WrappedMonad m) where
return = WrapMonad . return
a >>= f = WrapMonad (unwrapMonad a >>= unwrapMonad . f)
Mailing-list discussion here: http://markmail.org/message/jfy7v2dgn7fpzplb
Trac metadata
Trac field | Value |
---|---|
Version | 7.6.3 |
Type | FeatureRequest |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | libraries/base |
Test case | |
Differential revisions | |
BlockedBy | |
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Blocking | |
CC | |
Operating system | |
Architecture |