hlint applied

Data/Object/Html.hs

@@ -109,7 +109,7 @@ instance ConvertSuccess [(TS.Text, TS.Text)] HtmlObject where
     convertSuccess = omTO
 
 showAttribs :: [(String, String)] -> String -> String
-showAttribs pairs rest = foldr ($) rest $ map helper pairs where
+showAttribs pairs rest = foldr (($) . helper) rest pairs where
     helper :: (String, String) -> String -> String
     helper (k, v) rest' =
         ' ' : encodeHtml k
@@ -122,18 +122,17 @@ htmlToText :: Bool -- ^ True to close empty tags like XML, False like HTML
 htmlToText _ (Html t) = (:) t
 htmlToText _ (Text t) = (:) $ encodeHtml t
 htmlToText xml (Tag n as content) = \rest ->
-    (cs $ '<' : n)
-    : (cs $ showAttribs as ">")
-    : (htmlToText xml content
-    $ (cs $ '<' : '/' : n)
+    cs ('<' : n)
+    : cs (showAttribs as ">")
+    : htmlToText xml content
+    ( cs ('<' : '/' : n)
     : cs ">"
     : rest)
 htmlToText xml (EmptyTag n as) = \rest ->
-    (cs $ '<' : n )
-    : (cs $ showAttribs as (if xml then "/>" else ">"))
+    cs ('<' : n )
+    : cs (showAttribs as (if xml then "/>" else ">"))
     : rest
-htmlToText xml (HtmlList l) = \rest ->
-    foldr ($) rest $ map (htmlToText xml) l
+htmlToText xml (HtmlList l) = flip (foldr ($)) (map (htmlToText xml) l)
 
 newtype HtmlFragment = HtmlFragment { unHtmlFragment :: Text }
 instance ConvertSuccess Html HtmlFragment where
@@ -173,7 +172,7 @@ instance ConvertSuccess HtmlObject Html where
     convertSuccess (Scalar h) = h
     convertSuccess (Sequence hs) = Tag "ul" [] $ HtmlList $ map addLi hs
       where
-        addLi h = Tag "li" [] $ cs h
+        addLi = Tag "li" [] . cs
     convertSuccess (Mapping pairs) =
         Tag "dl" [] $ HtmlList $ concatMap addDtDd pairs where
             addDtDd (k, v) =

Test/Errors.hs

@@ -30,7 +30,7 @@ denied = permissionDenied
 needsIdent :: Handler Errors (Html, HtmlObject)
 needsIdent = do
     i <- authIdentifier
-    return $ (cs "", cs i)
+    return (cs "", cs i)
 
 hasArgs :: Handler Errors (Html, HtmlObject)
 hasArgs = do

Yesod/Handler.hs

@@ -128,7 +128,7 @@ runHandler handler eh rr y cts = do
 safeEh :: ErrorResponse -> Handler yesod ChooseRep
 safeEh er = do
     liftIO $ hPutStrLn stderr $ "Error handler errored out: " ++ show er
-    return $ chooseRep $
+    return $ chooseRep
         ( Tag "title" [] $ cs "Internal Server Error"
         , toHtmlObject "Internal server error"
         )

Yesod/Helpers/Static.hs

@@ -51,7 +51,7 @@ serveStatic _ _ _ = notFound
 
 getStatic :: FileLookup -> [String] -> Handler y [(ContentType, Content)]
 getStatic fl fp' = do
-    when (any isUnsafe fp') $ notFound
+    when (any isUnsafe fp') notFound
     let fp = intercalate "/" fp'
     content <- liftIO $ fl fp
     case content of

Yesod/Resource.hs

@@ -47,7 +47,7 @@ import Data.Typeable
 import Control.Exception (Exception)
 import Data.Attempt -- for failure stuff
 import Data.Object.Text
-import Control.Monad ((<=<), unless)
+import Control.Monad ((<=<), unless, zipWithM)
 import Data.Object.Yaml
 import Yesod.Handler
 import Data.Maybe (fromJust)
@@ -152,7 +152,7 @@ doPatternPiecesMatch rp r
         let Slurp slurpKey = last rp
         return $ (slurpKey, SlurpParam r2) : smap
     | length rp /= length r = failure NoMatch
-    | otherwise = concat `fmap` sequence (zipWith doesPatternPieceMatch rp r)
+    | otherwise = concat `fmap` zipWithM doesPatternPieceMatch rp r
 
 data NoMatch = NoMatch
 doesPatternPieceMatch :: MonadFailure NoMatch m

Yesod/Template.hs

@@ -55,5 +55,5 @@ tempToContent :: Template
 tempToContent t ho f = ioTextToContent $ fmap render $ f ho t
 
 ioTextToContent :: IO Text -> Content
-ioTextToContent iotext = Content $ \f a -> iotext >>= \t ->
-    foldM f a $ toChunks $ cs t
+ioTextToContent iotext =
+    Content $ \f a -> iotext >>= foldM f a . toChunks . cs

Yesod/Yesod.hs

@@ -110,7 +110,7 @@ toHackApp a = do
            $ jsonp
            $ methodOverride
            $ clientsession encryptedCookies key mins
-           $ app'
+             app'
 
 toHackApp' :: Yesod y => y -> Hack.Env -> IO Hack.Response
 toHackApp' y env = do