Fix Lint issues

Author: hsyl20

lib/GHCup/Cabal.hs

@@ -38,6 +38,7 @@ import           Control.Monad.Trans.Resource
                                          hiding ( throwM )
 import           Data.Either
 import           Data.List
+import           Data.Ord
 import           Data.Maybe
 import           Data.Versions                hiding ( patch )
 import           Haskus.Utils.Variant.Excepts
@@ -280,6 +281,6 @@ rmCabalVer ver = do
 
   when (Just ver == cSet) $ do
     cVers <- lift $ fmap rights getInstalledCabals
-    case headMay . reverse . sort $ cVers of
+    case headMay . sortBy (comparing Down) $ cVers of
       Just latestver -> setCabal latestver
       Nothing        -> lift $ rmLink (binDir </> "cabal" <> exeExt)

lib/GHCup/HLS.hs

@@ -43,6 +43,7 @@ import           Control.Monad.Trans.Resource
 import           Data.ByteString                ( ByteString )
 import           Data.Either
 import           Data.List
+import           Data.Ord
 import           Data.Maybe
 import           Data.String                    ( fromString )
 import           Data.Text                      ( Text )
@@ -704,7 +705,7 @@ rmHLSVer ver = do
   when (Just ver == isHlsSet) $ do
     -- set latest hls
     hlsVers <- lift $ fmap rights getInstalledHLSs
-    case headMay . reverse . sort $ hlsVers of
+    case headMay . sortBy (comparing Down) $ hlsVers of
       Just latestver -> liftE $ setHLS latestver SetHLSOnly Nothing
       Nothing        -> pure ()
 

lib/GHCup/Stack.hs

@@ -38,6 +38,7 @@ import           Control.Monad.Trans.Resource
                                          hiding ( throwM )
 import           Data.Either
 import           Data.List
+import           Data.Ord
 import           Data.Maybe
 import           Data.Versions                hiding ( patch )
 import           Haskus.Utils.Variant.Excepts
@@ -279,6 +280,6 @@ rmStackVer ver = do
 
   when (Just ver == sSet) $ do
     sVers <- lift $ fmap rights getInstalledStacks
-    case headMay . reverse . sort $ sVers of
+    case headMay . sortBy (comparing Down) $ sVers of
       Just latestver -> setStack latestver
       Nothing        -> lift $ rmLink (binDir </> "stack" <> exeExt)

lib/GHCup/Version.hs

@@ -52,7 +52,7 @@ versionCmp ver1 (VR_lteq ver2) = ver1 <= ver2
 versionCmp ver1 (VR_eq ver2)   = ver1 == ver2
 
 versionRange :: V.Versioning -> VersionRange -> Bool
-versionRange ver' (SimpleRange cmps) = and $ fmap (versionCmp ver') cmps
+versionRange ver' (SimpleRange cmps) = all (versionCmp ver') cmps
 versionRange ver' (OrRange cmps range) = 
   versionRange ver' (SimpleRange cmps) || versionRange ver' range