fix name shadowing

Author: Alex Gryzlov

src/Control/Comonad/Env/Class.purs

@@ -43,4 +43,4 @@ instance comonadAskEnvT :: Comonad w => ComonadAsk e (EnvT e w) where
 
 instance comonadEnvEnvT :: Comonad w => ComonadEnv e (EnvT e w) where
   local f (EnvT x) = EnvT case x of
-    Tuple x y -> Tuple (f x) y
+    Tuple y z -> Tuple (f y) z

src/Control/Comonad/Traced/Trans.purs

@@ -29,7 +29,7 @@ instance functorTracedT :: Functor w => Functor (TracedT t w) where
   map f (TracedT w) = TracedT ((\g t -> f $ g t) <$> w)
 
 instance extendTracedT :: (Extend w, Semigroup t) => Extend (TracedT t w) where
-  extend f (TracedT w) = TracedT ((\w t -> f $ TracedT ((\h t' -> h $ t <> t') <$> w)) <<= w)
+  extend f (TracedT w) = TracedT ((\w' t -> f $ TracedT ((\h t' -> h $ t <> t') <$> w')) <<= w)
 
 instance comonadTracedT :: (Comonad w, Monoid t) => Comonad (TracedT t w) where
   extract (TracedT w) = extract w mempty

src/Control/Monad/Except/Trans.purs

@@ -42,7 +42,7 @@ withExceptT :: forall e e' m a. Functor m => (e -> e') -> ExceptT e m a -> Excep
 withExceptT f (ExceptT t) = ExceptT $ map (mapLeft f) t
   where
   mapLeft _ (Right x) = Right x
-  mapLeft f (Left x) = Left (f x)
+  mapLeft f' (Left x) = Left (f' x)
 
 -- | Transform the unwrapped computation using the given function.
 mapExceptT :: forall e e' m n a b. (m (Either e a) -> n (Either e' b)) -> ExceptT e m a -> ExceptT e' n b

src/Control/Monad/List/Trans.purs

@@ -117,14 +117,14 @@ wrapLazy v = ListT $ pure (Skip v)
 unfold :: forall f a z. Monad f => (z -> f (Maybe (Tuple z a))) -> z -> ListT f a
 unfold f z = ListT $ g <$> f z
   where
-  g (Just (Tuple z a)) = Yield a (defer \_ -> unfold f z)
+  g (Just (Tuple z' a)) = Yield a (defer \_ -> unfold f z')
   g Nothing            = Done
 
 -- | Generate an infinite list by iterating a function.
 iterate :: forall f a. Monad f => (a -> a) -> a -> ListT f a
 iterate f a = unfold g a
   where
-  g a = pure $ Just (Tuple (f a) a)
+  g x = pure $ Just (Tuple (f x) x)
 
 -- | Generate an infinite list by repeating a value.
 repeat :: forall f a. Monad f => a -> ListT f a
@@ -255,7 +255,7 @@ instance functorListT :: Functor f => Functor (ListT f) where
 instance unfoldableListT :: Monad f => Unfoldable (ListT f) where
   unfoldr f b = go (f b)
     where go Nothing = nil
-          go (Just (Tuple a b)) = cons (pure a) (defer \_ -> (go (f b)))
+          go (Just (Tuple x y)) = cons (pure x) (defer \_ -> (go (f y)))
 
 instance applyListT :: Monad f => Apply (ListT f) where
   apply = ap
@@ -267,7 +267,7 @@ instance bindListT :: Monad f => Bind (ListT f) where
   bind fa f = stepMap g fa where
     g (Yield a s) = Skip (h <$> s)
       where
-      h s = f a <> (s >>= f)
+      h s' = f a <> (s' >>= f)
     g (Skip s) = Skip ((_ >>= f) <$> s)
     g Done = Done
 

src/Control/Monad/RWS/Trans.purs

@@ -113,5 +113,5 @@ instance monadRecRWST :: (MonadRec m, Monoid w) => MonadRec (RWST r w s m) where
         RWST m -> do
           RWSResult state' result' writer' <- m r state
           pure case result' of
-            Loop a -> Loop (RWSResult state' a (writer <> writer'))
-            Done b -> Done (RWSResult state' b (writer <> writer'))
+            Loop x -> Loop (RWSResult state' x (writer <> writer'))
+            Done y -> Done (RWSResult state' y (writer <> writer'))

src/Control/Monad/Reader/Trans.purs

@@ -82,7 +82,7 @@ instance monadEffReader :: MonadEff eff m => MonadEff eff (ReaderT r m) where
 
 instance monadContReaderT :: MonadCont m => MonadCont (ReaderT r m) where
   callCC f = ReaderT \r -> callCC \c ->
-    case f (ReaderT <<< const <<< c) of ReaderT f -> f r
+    case f (ReaderT <<< const <<< c) of ReaderT f' -> f' r
 
 instance monadErrorReaderT :: MonadError e m => MonadError e (ReaderT r m) where
   throwError = lift <<< throwError
@@ -112,4 +112,4 @@ instance distributiveReaderT :: Distributive g => Distributive (ReaderT e g) whe
 instance monadRecReaderT :: MonadRec m => MonadRec (ReaderT r m) where
   tailRecM k a = ReaderT \r -> tailRecM (k' r) a
     where
-    k' r a = case k a of ReaderT f -> pure =<< f r
+    k' r a' = case k a' of ReaderT f -> pure =<< f r

src/Control/Monad/State.purs

@@ -34,7 +34,7 @@ evalState (StateT m) s = case m s of Identity (Tuple a _) -> a
 
 -- | Run a computation in the `State` monad, discarding the result
 execState :: forall s a. State s a -> s -> s
-execState (StateT m) s = case m s of Identity (Tuple _ s) -> s
+execState (StateT m) s = case m s of Identity (Tuple _ s') -> s'
 
 -- | Change the type of the result in a `State` action
 mapState :: forall s a b. (Tuple a s -> Tuple b s) -> State s a -> State s b

src/Control/Monad/State/Trans.purs

@@ -82,12 +82,12 @@ instance monadStateT :: Monad m => Monad (StateT s m)
 instance monadRecStateT :: MonadRec m => MonadRec (StateT s m) where
   tailRecM f a = StateT \s -> tailRecM f' (Tuple a s)
     where
-    f' (Tuple a s) =
-      case f a of StateT st ->
+    f' (Tuple a' s) =
+      case f a' of StateT st ->
         st s >>= \(Tuple m s1) ->
           pure case m of
-            Loop a -> Loop (Tuple a s1)
-            Done b -> Done (Tuple b s1)
+            Loop x -> Loop (Tuple x s1)
+            Done y -> Done (Tuple y s1)
 
 instance monadZeroStateT :: MonadZero m => MonadZero (StateT s m)
 
@@ -106,7 +106,7 @@ instance monadEffState :: MonadEff eff m => MonadEff eff (StateT s m) where
 
 instance monadContStateT :: MonadCont m => MonadCont (StateT s m) where
   callCC f = StateT \s -> callCC \c ->
-    case f (\a -> StateT \s' -> c (Tuple a s')) of StateT f -> f s
+    case f (\a -> StateT \s' -> c (Tuple a s')) of StateT f' -> f' s
 
 instance monadErrorStateT :: MonadError e m => MonadError e (StateT s m) where
   throwError e = lift (throwError e)

src/Control/Monad/Writer/Trans.purs

@@ -79,12 +79,12 @@ instance monadWriterT :: (Monoid w, Monad m) => Monad (WriterT w m)
 instance monadRecWriterT :: (Monoid w, MonadRec m) => MonadRec (WriterT w m) where
   tailRecM f a = WriterT $ tailRecM f' (Tuple a mempty)
     where
-    f' (Tuple a w) =
-      case f a of WriterT wt ->
+    f' (Tuple a' w) =
+      case f a' of WriterT wt ->
         wt >>= \(Tuple m w1) ->
           pure case m of
-            Loop a -> Loop (Tuple a (w <> w1))
-            Done b -> Done (Tuple b (w <> w1))
+            Loop x -> Loop (Tuple x (w <> w1))
+            Done y -> Done (Tuple y (w <> w1))
 
 instance monadZeroWriterT :: (Monoid w, MonadZero m) => MonadZero (WriterT w m)