Remove redundant language extensions

.hlint.yaml

@@ -31,7 +31,6 @@
 - ignore: { name: Redundant if }
 - ignore: { name: Redundant lambda }
 - ignore: { name: Replace case with fromMaybe }
-- ignore: { name: Unused LANGUAGE pragma }
 - ignore: { name: Use <=< }
 - ignore: { name: Use <$> }
 - ignore: { name: Use all }
@@ -42,7 +41,6 @@
 - ignore: { name: Use elem }
 - ignore: { name: Use elemIndex }
 - ignore: { name: Use fewer imports }
-- ignore: { name: Use fewer LANGUAGE pragmas }
 - ignore: { name: Use first }
 - ignore: { name: Use fromLeft }
 - ignore: { name: Use getContents }

src-idemtests/cases/LayoutBasics.hs

@@ -1,17 +1,3 @@
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE DeriveDataTypeable #-}
-
-{-# LANGUAGE CPP #-}
-{-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MultiWayIf #-}
-{-# LANGUAGE KindSignatures #-}
-
 module Language.Haskell.Brittany.Internal.LayoutBasics
   ( processDefault
   , layoutByExact

src-literatetests/Main.hs

@@ -1,6 +1,3 @@
-{-# LANGUAGE QuasiQuotes #-}
-{-# LANGUAGE CPP #-}
-
 module Main
   ( main
   )

src-unittests/AsymptoticPerfTests.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE QuasiQuotes #-}
-
 module AsymptoticPerfTests
   ( asymptoticPerfTest
   )

src-unittests/TestMain.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE QuasiQuotes #-}
-
 module Main where
 
 

src-unittests/TestUtils.hs

@@ -1,5 +1,3 @@
-{-# LANGUAGE QuasiQuotes #-}
-
 module TestUtils where
 
 

src/Language/Haskell/Brittany.hs

@@ -1,14 +1,4 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
 
 module Language.Haskell.Brittany
   ( parsePrintModule

src/Language/Haskell/Brittany/Internal.hs

@@ -1,15 +1,7 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 
-{-# LANGUAGE DataKinds #-}
-
 module Language.Haskell.Brittany.Internal
   ( parsePrintModule
   , parsePrintModuleTests

src/Language/Haskell/Brittany/Internal/Backend.hs

@@ -1,20 +1,9 @@
+{-# LANGUAGE ConstraintKinds #-}
 {-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE DeriveDataTypeable #-}
-{-# LANGUAGE TypeOperators #-}
-{-# LANGUAGE BangPatterns #-}
-{-# LANGUAGE TypeApplications #-}
-{-# LANGUAGE ConstraintKinds #-}
-
 module Language.Haskell.Brittany.Internal.Backend
   ( layoutBriDocM
   )

src/Language/Haskell/Brittany/Internal/BackendUtils.hs

@@ -1,16 +1,5 @@
 {-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE DeriveDataTypeable #-}
-{-# LANGUAGE TypeApplications #-}
 
 module Language.Haskell.Brittany.Internal.BackendUtils
   ( layoutWriteAppend

src/Language/Haskell/Brittany/Internal/Config.hs

@@ -1,12 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
 {-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Config
   ( CConfig(..)

src/Language/Haskell/Brittany/Internal/Config/Types.hs

@@ -1,18 +1,9 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
-{-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE TemplateHaskell #-}
-{-# LANGUAGE DeriveGeneric #-}
-{-# LANGUAGE StandaloneDeriving #-}
-{-# LANGUAGE RankNTypes #-}
 {-# LANGUAGE DeriveDataTypeable #-}
+{-# LANGUAGE DeriveGeneric #-}
+{-# LANGUAGE FlexibleInstances #-}
+{-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE StandaloneDeriving #-}
+{-# LANGUAGE TemplateHaskell #-}
 
 module Language.Haskell.Brittany.Internal.Config.Types
   ( module Language.Haskell.Brittany.Internal.Config.Types

src/Language/Haskell/Brittany/Internal/Config/Types/Instances.hs

@@ -13,15 +13,8 @@
 {-# OPTIONS_GHC -fno-specialise #-}
 {-# OPTIONS_GHC -fignore-interface-pragmas #-}
 
-{-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Config.Types.Instances
 where

src/Language/Haskell/Brittany/Internal/ExactPrintUtils.hs

@@ -1,15 +1,10 @@
-{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
 {-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 
-{-# LANGUAGE DataKinds #-}
-
 module Language.Haskell.Brittany.Internal.ExactPrintUtils
   ( parseModule
   , parseModuleFromString

src/Language/Haskell/Brittany/Internal/LayouterBasics.hs

@@ -1,14 +1,8 @@
 {-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
-{-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
+{-# LANGUAGE LambdaCase #-}
+{-# LANGUAGE NoImplicitPrelude #-}
 
 module Language.Haskell.Brittany.Internal.LayouterBasics
   ( processDefault

src/Language/Haskell/Brittany/Internal/Layouters/DataDecl.hs

@@ -1,17 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE CPP #-}
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE TypeApplications #-}
-{-# LANGUAGE KindSignatures #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.DataDecl
   ( layoutDataDecl

src/Language/Haskell/Brittany/Internal/Layouters/Decl.hs

@@ -1,19 +1,8 @@
 {-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE TypeApplications #-}
-{-# LANGUAGE PatternSynonyms #-}
-{-# LANGUAGE BangPatterns #-}
-{-# LANGUAGE ViewPatterns #-}
-
 module Language.Haskell.Brittany.Internal.Layouters.Decl
   ( layoutDecl
   , layoutSig

src/Language/Haskell/Brittany/Internal/Layouters/Expr.hs

@@ -1,15 +1,6 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
 {-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE ViewPatterns #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.Expr
   ( layoutExpr

src/Language/Haskell/Brittany/Internal/Layouters/Expr.hs-boot

@@ -1,14 +1,4 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.Expr
   ( layoutExpr

src/Language/Haskell/Brittany/Internal/Layouters/IE.hs

@@ -1,12 +1,6 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
 {-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.IE
   ( layoutIE

src/Language/Haskell/Brittany/Internal/Layouters/Import.hs

@@ -1,12 +1,4 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.Import (layoutImport) where
 

src/Language/Haskell/Brittany/Internal/Layouters/Module.hs

@@ -1,14 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE ViewPatterns #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.Module (layoutModule) where
 

src/Language/Haskell/Brittany/Internal/Layouters/Pattern.hs

@@ -1,15 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE ViewPatterns #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.Pattern
   ( layoutPat

src/Language/Haskell/Brittany/Internal/Layouters/Stmt.hs

@@ -1,15 +1,7 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 
-{-# LANGUAGE DataKinds #-}
-
 module Language.Haskell.Brittany.Internal.Layouters.Stmt
   ( layoutStmt
   )

src/Language/Haskell/Brittany/Internal/Layouters/Stmt.hs-boot

@@ -1,14 +1,4 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.Stmt
   ( layoutStmt

src/Language/Haskell/Brittany/Internal/Layouters/Type.hs

@@ -1,14 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
 
 module Language.Haskell.Brittany.Internal.Layouters.Type
   ( layoutType

src/Language/Haskell/Brittany/Internal/Obfuscation.hs

@@ -1,12 +1,4 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Obfuscation
   ( obfuscate

src/Language/Haskell/Brittany/Internal/Transformations/Alt.hs

@@ -1,16 +1,11 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
-{-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
-{-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE TypeOperators #-}
 {-# LANGUAGE BangPatterns #-}
 {-# LANGUAGE DataKinds #-}
+{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE LambdaCase #-}
+{-# LANGUAGE MonadComprehensions #-}
+{-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE ScopedTypeVariables #-}
+{-# LANGUAGE TypeOperators #-}
 
 module Language.Haskell.Brittany.Internal.Transformations.Alt
   ( transformAlts

src/Language/Haskell/Brittany/Internal/Transformations/Columns.hs

@@ -1,12 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Transformations.Columns
   ( transformSimplifyColumns

src/Language/Haskell/Brittany/Internal/Transformations/Floating.hs

@@ -1,12 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Transformations.Floating
   ( transformSimplifyFloating

src/Language/Haskell/Brittany/Internal/Transformations/Indent.hs

@@ -1,12 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Transformations.Indent
   ( transformSimplifyIndent

src/Language/Haskell/Brittany/Internal/Transformations/Par.hs

@@ -1,12 +1,5 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
 
 module Language.Haskell.Brittany.Internal.Transformations.Par
   ( transformSimplifyPar

src/Language/Haskell/Brittany/Internal/Types.hs

@@ -1,19 +1,15 @@
-{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE BangPatterns #-}
+{-# LANGUAGE DataKinds #-}
+{-# LANGUAGE DeriveDataTypeable #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE GADTs #-}
+{-# LANGUAGE GeneralizedNewtypeDeriving #-}
 {-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE StandaloneDeriving #-}
-{-# LANGUAGE DeriveDataTypeable #-}
-{-# LANGUAGE GeneralizedNewtypeDeriving #-}
 {-# LANGUAGE PatternSynonyms #-}
-{-# LANGUAGE BangPatterns #-}
+{-# LANGUAGE ScopedTypeVariables #-}
+{-# LANGUAGE StandaloneDeriving #-}
 
 module Language.Haskell.Brittany.Internal.Types
 where

src/Language/Haskell/Brittany/Internal/Utils.hs

@@ -1,17 +1,10 @@
+{-# LANGUAGE DeriveDataTypeable #-}
 {-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
+{-# LANGUAGE GeneralizedNewtypeDeriving #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
-{-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 
-{-# LANGUAGE CPP #-}
-{-# LANGUAGE DeriveDataTypeable #-}
-{-# LANGUAGE GeneralizedNewtypeDeriving #-}
-
 module Language.Haskell.Brittany.Internal.Utils
   ( parDoc
   , parDocW

src/Language/Haskell/Brittany/Main.hs

@@ -1,14 +1,6 @@
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
-{-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MonadComprehensions #-}
 {-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-
-{-# LANGUAGE DataKinds #-}
 
 module Language.Haskell.Brittany.Main (main) where