Configure default extensions (namely, OverloadedStrings)

src/Unused/Aliases.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
-
 module Unused.Aliases
     ( groupedTermsAndAliases
     , termsAndAliases

src/Unused/GitContext.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
-
 module Unused.GitContext
     ( gitContextForResults
     ) where

src/Unused/Projection.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
-
 module Unused.Projection where
 
 import qualified Data.Bifunctor as BF

src/Unused/ResultsClassifier/Types.hs

@@ -1,4 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE FlexibleInstances #-}
 
 module Unused.ResultsClassifier.Types
@@ -14,8 +13,8 @@ import qualified Control.Applicative as A
 import qualified Control.Monad as M
 import qualified Data.HashMap.Strict as HM
 import qualified Data.List as L
-import qualified Data.Text as T
 import           Data.Text (Text)
+import qualified Data.Text as T
 import           Data.Yaml (FromJSON(..), (.:), (.:?), (.!=))
 import qualified Data.Yaml as Y
 import           Unused.Projection

src/Unused/TagsSource.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
-
 module Unused.TagsSource
     ( TagSearchOutcome(..)
     , loadTagsFromFile

src/Unused/TermSearch/Internal.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
-
 module Unused.TermSearch.Internal
     ( commandLineOptions
     , parseSearchResult

test/Unused/AliasesSpec.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
-
 module Unused.AliasesSpec where
 
 import Data.Monoid ((<>))

test/Unused/ProjectionSpec.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE OverloadedStrings #-}
-
 module Unused.ProjectionSpec where
 
 import Data.Text (Text)

unused.cabal

@@ -84,6 +84,7 @@ library
                      , file-embed
   ghc-options:         -Wall
   default-language:    Haskell2010
+  default-extensions:  OverloadedStrings
 
 executable unused
   hs-source-dirs:      app
@@ -117,6 +118,7 @@ test-suite unused-test
                      , Unused.AliasesSpec
   ghc-options:         -threaded -rtsopts -with-rtsopts=-N -Wall
   default-language:    Haskell2010
+  default-extensions:  OverloadedStrings
 
 source-repository head
   type:     git