`nub` result in getInstalledCabals

2020-07-28 21:40:26 +02:00 · 2020-07-28 21:40:26 +02:00 · af811f3dbc
parent d30d2ac8a5
commit af811f3dbc
1 changed files with 1 additions and 1 deletions
--- a/lib/GHCup/Utils.hs
+++ b/lib/GHCup/Utils.hs
@ -245,7 +245,7 @@ getInstalledCabals = do
    Just (Left  _) -> pure $ Left f
    Nothing        -> pure $ Left f
  cs <- cabalSet -- for legacy cabal
-  pure $ maybe vs (\x -> Right x:vs) cs
+  pure $ maybe vs (\x -> nub $ Right x:vs) cs


 -- | Whether the given cabal version is installed.