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Remove MonadCont instance #75

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Merged
merged 1 commit into from
Oct 21, 2016
Merged

Remove MonadCont instance #75

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4 changes: 0 additions & 4 deletions src/Control/Monad/Aff.purs
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,6 @@ import Prelude
import Control.Alt (class Alt)
import Control.Alternative (class Alternative)
import Control.Monad.Aff.Internal (AVBox, AVar, _killVar, _putVar, _takeVar, _makeVar)
import Control.Monad.Cont.Class (class MonadCont)
import Control.Monad.Eff (Eff)
import Control.Monad.Eff.Class (class MonadEff)
import Control.Monad.Eff.Exception (Error, EXCEPTION, throwException, error)
Expand Down Expand Up @@ -208,9 +207,6 @@ instance monadRecAff :: MonadRec (Aff e) where
isLoop (Loop _) = true
isLoop _ = false

instance monadContAff :: MonadCont (Aff e) where
callCC f = makeAff (\eb cb -> void $ runAff eb cb (f \a -> makeAff (\_ _ -> cb a)))

instance semigroupCanceler :: Semigroup (Canceler e) where
append (Canceler f1) (Canceler f2) = Canceler (\e -> (||) <$> f1 e <*> f2 e)

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4 changes: 1 addition & 3 deletions test/Test/Main.purs
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Expand Up @@ -6,7 +6,6 @@ import Control.Alt ((<|>))
import Control.Monad.Aff (Aff, runAff, makeAff, launchAff, later, later', forkAff, forkAll, Canceler(..), cancel, attempt, finally, apathize)
import Control.Monad.Aff.AVar (AVAR, makeVar, makeVar', putVar, modifyVar, takeVar, peekVar, killVar)
import Control.Monad.Aff.Console (CONSOLE, log)
import Control.Monad.Cont.Class (callCC)
import Control.Monad.Eff (Eff)
import Control.Monad.Eff.Console (log) as Eff
import Control.Monad.Eff.Exception (EXCEPTION, throwException, error, message, try)
Expand Down Expand Up @@ -211,8 +210,7 @@ cancelAll n = do
log ("Cancelled all: " <> show canceled)

delay :: forall eff. Int -> Aff eff Unit
delay n = callCC \cont ->
later' n (cont unit)
delay n = later' n (pure unit)

main :: Eff (console :: CONSOLE, avar :: AVAR, err :: EXCEPTION) Unit
main = do
Expand Down