Fixes warning for ghc 8.2

.travis.yml

@@ -13,7 +13,6 @@ addons:
 # The different configurations we want to test. You could also do things like
 # change flags or use --stack-yaml to point to a different file.
 env:
-- ARGS=""
 - ARGS="--resolver lts-2"
 - ARGS="--resolver lts-3"
 - ARGS="--resolver lts-4"

ringo-core/ringo-core.cabal

@@ -7,7 +7,7 @@ license:             MIT
 license-file:        LICENSE
 author:              Abhinav Sarkar
 maintainer:          abhinav@abhinavsarkar.net
-copyright:           2015-2016 Quintype Inc, Nilenso Software LLP, Abhinav Sarkar
+copyright:           2015-2017 Quintype Inc, Nilenso Software LLP, Abhinav Sarkar
 category:            SQL
 build-type:          Simple
 -- extra-source-files:

ringo/ringo.cabal

@@ -7,7 +7,7 @@ license:             MIT
 license-file:        LICENSE
 author:              Abhinav Sarkar
 maintainer:          abhinav@abhinavsarkar.net
-copyright:           2015-2016 Quintype Inc, Nilenso Software LLP, Abhinav Sarkar
+copyright:           2015-2017 Quintype Inc, Nilenso Software LLP, Abhinav Sarkar
 category:            SQL
 build-type:          Simple
 -- extra-source-files:

ringo/src/Distribution/CurrentPackageDescription.hs

@@ -1,4 +1,5 @@
 {-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE CPP #-}
 
 module Distribution.CurrentPackageDescription
   ( currentPackageDescription
@@ -23,7 +24,11 @@ currentPackageDescription = fmap packageDescription $ do
   dir <- getCurrentDirectory
   cs  <- cabalFiles dir
   case cs of
+#if MIN_VERSION_base(4,10,0)
+    (c:_) -> readGenericPackageDescription silent c
+#else
     (c:_) -> readPackageDescription silent c
+#endif
     []    -> error $ "Couldn't find a cabal file in the current working directory (" ++ dir ++ ")"
 
 cabalFiles :: FilePath -> IO [FilePath]