src: apply all hlint suggestions.

[haeredes.git] / src / Main.hs

diff --git a/src/Main.hs b/src/Main.hs
index c93697a0c7d565e431201a56c7d851e10d1f4f2e..f5aef9aa92e433ee1bfb2351a360491c104e457d 100644 (file)
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -9,7 +9,7 @@ import qualified Data.ByteString.Char8 as BS (
   getContents,
   pack,
   words )
-import Data.List ( (\\), intersperse )
+import Data.List ( (\\), intercalate, sort )
 import Network.DNS (
   DNSError(NameError),
   Domain,
@@ -69,7 +69,8 @@ report _ _ (_, Left _) = return ()
 -- report the leftovers.
 report delgts normalize_function (d, Right raw_hosts) = do
   let nrml_hosts = map normalize_function raw_hosts
-  let leftovers = nrml_hosts \\ delgts
+  -- Sort the leftovers so that we can test the expected output.
+  let leftovers = sort (nrml_hosts \\ delgts)
   unless (null leftovers) $
     putStrLn $ "Domain " ++
                (show d) ++
@@ -79,7 +80,7 @@ report delgts normalize_function (d, Right raw_hosts) = do
     -- Create one big string by joining together a list of smaller
     -- strings and placing a delimiter between them.
     join :: String -> [String] -> String
-    join delimiter strings = concat (intersperse delimiter strings)
+    join delimiter strings = intercalate delimiter strings
 
 
 main :: IO ()
@@ -141,6 +142,6 @@ main = do
   results <- parallelInterleaved actions
 
   -- Output the results.
-  _ <- mapM (report nrml_delegates normalize_function) results
+  mapM_ (report nrml_delegates normalize_function) results
 
   stopGlobalPool