make orphan instance warnings explicit

Author: Anton-Latukha

src/Nix/Exec.hs

@@ -16,7 +16,7 @@
 {-# LANGUAGE UndecidableInstances #-}
 
 {-# OPTIONS_GHC -Wno-missing-signatures #-}
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 {-# OPTIONS_GHC -fno-warn-name-shadowing #-}
 
 module Nix.Exec where

src/Nix/Expr/Types.hs

@@ -17,7 +17,7 @@
 {-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE InstanceSigs #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 {-# OPTIONS_GHC -Wno-missing-signatures #-}
 
 -- | The Nix expression type and supporting types.

src/Nix/Fresh.hs

@@ -8,7 +8,7 @@
 {-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE UndecidableInstances #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 
 module Nix.Fresh where
 

src/Nix/Fresh/Basic.hs

@@ -5,7 +5,7 @@
 {-# LANGUAGE TypeApplications #-}
 {-# LANGUAGE TypeSynonymInstances #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 
 module Nix.Fresh.Basic where
 

src/Nix/Pretty.hs

@@ -10,7 +10,7 @@
 {-# LANGUAGE ViewPatterns #-}
 
 {-# OPTIONS_GHC -fno-warn-name-shadowing #-}
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 
 module Nix.Pretty where
 

src/Nix/Reduce.hs

@@ -17,7 +17,7 @@
 {-# LANGUAGE ViewPatterns #-}
 
 {-# OPTIONS_GHC -fno-warn-name-shadowing #-}
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 
 -- | This module provides a "reducing" expression evaluator, which reduces
 --   away pure, non self-referential aspects of an expression tree, yielding a

src/Nix/Standard.hs

@@ -14,7 +14,7 @@
 {-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE UndecidableInstances #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 
 module Nix.Standard where
 

src/Nix/Thunk/Basic.hs

@@ -7,7 +7,7 @@
 {-# LANGUAGE TupleSections #-}
 {-# LANGUAGE UndecidableInstances #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 
 module Nix.Thunk.Basic (NThunkF(..), Deferred(..), MonadBasicThunk) where
 

src/Nix/Value/Equal.hs

@@ -22,7 +22,7 @@
 {-# LANGUAGE UndecidableInstances #-}
 {-# LANGUAGE ViewPatterns #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 {-# OPTIONS_GHC -Wno-missing-signatures #-}
 {-# OPTIONS_GHC -Wno-missing-pattern-synonym-signatures #-}
 

src/Nix/Var.hs

@@ -3,7 +3,7 @@
 {-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
+
 
 module Nix.Var where