cabal check: add typed errors

Cabal-syntax/src/Distribution/Compiler.hs

@@ -125,7 +125,7 @@ defaultCompilerFlavor = case buildCompilerFlavor of
 -- Cabal parses only @ghc-options@ and @ghcjs-options@, others are omitted.
 --
 data PerCompilerFlavor v = PerCompilerFlavor v v
-  deriving (Generic, Show, Read, Eq, Typeable, Data, Functor, Foldable
+  deriving (Generic, Show, Read, Eq, Ord, Typeable, Data, Functor, Foldable
            , Traversable)
 
 instance Binary a => Binary (PerCompilerFlavor a)

Cabal-syntax/src/Distribution/License.hs

@@ -125,7 +125,7 @@ data License =
 
     -- | Indicates an erroneous license name.
   | UnknownLicense String
-  deriving (Generic, Read, Show, Eq, Typeable, Data)
+  deriving (Generic, Read, Show, Eq, Ord, Typeable, Data)
 
 instance Binary License
 instance Structured License

Cabal-syntax/src/Distribution/Parsec/Warning.hs

@@ -51,7 +51,7 @@ instance NFData PWarnType where rnf = genericRnf
 
 -- | Parser warning.
 data PWarning = PWarning !PWarnType !Position String
-    deriving (Show, Generic)
+    deriving (Eq, Ord, Show, Generic)
 
 instance Binary PWarning
 instance NFData PWarning where rnf = genericRnf

Cabal-syntax/src/Distribution/Types/Benchmark.hs

@@ -28,7 +28,7 @@ data Benchmark = Benchmark {
         benchmarkInterface :: BenchmarkInterface,
         benchmarkBuildInfo :: BuildInfo
     }
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Binary Benchmark
 instance Structured Benchmark

Cabal-syntax/src/Distribution/Types/BenchmarkInterface.hs

@@ -30,7 +30,7 @@ data BenchmarkInterface =
      -- interfaces for the given reason (e.g. unknown benchmark type).
      --
    | BenchmarkUnsupported BenchmarkType
-   deriving (Eq, Generic, Read, Show, Typeable, Data)
+   deriving (Eq, Ord, Generic, Read, Show, Typeable, Data)
 
 instance Binary BenchmarkInterface
 instance Structured BenchmarkInterface

Cabal-syntax/src/Distribution/Types/BenchmarkType.hs

@@ -22,7 +22,7 @@ data BenchmarkType = BenchmarkTypeExe Version
                      -- ^ \"type: exitcode-stdio-x.y\"
                    | BenchmarkTypeUnknown String Version
                      -- ^ Some unknown benchmark type e.g. \"type: foo\"
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Binary BenchmarkType
 instance Structured BenchmarkType

Cabal-syntax/src/Distribution/Types/BuildInfo.hs

@@ -110,7 +110,7 @@ data BuildInfo = BuildInfo {
         targetBuildDepends :: [Dependency], -- ^ Dependencies specific to a library or executable target
         mixins :: [Mixin]
     }
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Binary BuildInfo
 instance Structured BuildInfo

Cabal-syntax/src/Distribution/Types/BuildType.hs

@@ -25,7 +25,7 @@ data BuildType
                 -- information used by later phases.
   | Make        -- ^ calls @Distribution.Make.defaultMain@
   | Custom      -- ^ uses user-supplied @Setup.hs@ or @Setup.lhs@ (default)
-                deriving (Generic, Show, Read, Eq, Typeable, Data)
+                deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Binary BuildType
 instance Structured BuildType

Cabal-syntax/src/Distribution/Types/Dependency.hs

@@ -44,7 +44,7 @@ data Dependency = Dependency
                     -- ^ The set of libraries required from the package.
                     -- Only the selected libraries will be built.
                     -- It does not affect the cabal-install solver yet.
-                  deriving (Generic, Read, Show, Eq, Typeable, Data)
+                  deriving (Generic, Read, Show, Eq, Ord, Typeable, Data)
 
 depPkgName :: Dependency -> PackageName
 depPkgName (Dependency pn _ _) = pn

Cabal-syntax/src/Distribution/Types/ExeDependency.hs

@@ -24,7 +24,7 @@ data ExeDependency = ExeDependency
                      PackageName
                      UnqualComponentName -- name of executable component of package
                      VersionRange
-                     deriving (Generic, Read, Show, Eq, Typeable, Data)
+                     deriving (Generic, Read, Show, Eq, Ord, Typeable, Data)
 
 instance Binary ExeDependency
 instance Structured ExeDependency

Cabal-syntax/src/Distribution/Types/Executable.hs

@@ -24,7 +24,7 @@ data Executable = Executable {
         exeScope   :: ExecutableScope,
         buildInfo  :: BuildInfo
     }
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance L.HasBuildInfo Executable where
     buildInfo f l = (\x -> l { buildInfo = x }) <$> f (buildInfo l)

Cabal-syntax/src/Distribution/Types/ExecutableScope.hs

@@ -17,7 +17,7 @@ import qualified Text.PrettyPrint as Disp
 
 data ExecutableScope = ExecutablePublic
                      | ExecutablePrivate
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Pretty ExecutableScope where
     pretty ExecutablePublic       = Disp.text "public"

Cabal-syntax/src/Distribution/Types/ForeignLib.hs

@@ -60,7 +60,7 @@ data ForeignLib = ForeignLib {
       -- the condition trees (for instance, when creating an sdist)
     , foreignLibModDefFile :: [FilePath]
     }
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 data LibVersionInfo = LibVersionInfo Int Int Int deriving (Data, Eq, Generic, Typeable)
 

Cabal-syntax/src/Distribution/Types/ForeignLibOption.hs

@@ -22,7 +22,7 @@ data ForeignLibOption =
      -- This option is compulsory on Windows and unsupported
      -- on other platforms.
      ForeignLibStandalone
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Pretty ForeignLibOption where
   pretty ForeignLibStandalone = Disp.text "standalone"

Cabal-syntax/src/Distribution/Types/ForeignLibType.hs

@@ -27,7 +27,7 @@ data ForeignLibType =
     | ForeignLibNativeStatic
       -- TODO: Maybe this should record a string?
     | ForeignLibTypeUnknown
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Pretty ForeignLibType where
   pretty ForeignLibNativeShared = Disp.text "native-shared"

Cabal-syntax/src/Distribution/Types/LegacyExeDependency.hs

@@ -24,7 +24,7 @@ import qualified Text.PrettyPrint                as Disp
 data LegacyExeDependency = LegacyExeDependency
                            String
                            VersionRange
-                         deriving (Generic, Read, Show, Eq, Typeable, Data)
+                         deriving (Generic, Read, Show, Eq, Ord, Typeable, Data)
 
 instance Binary LegacyExeDependency
 instance Structured LegacyExeDependency

Cabal-syntax/src/Distribution/Types/Library.hs

@@ -28,7 +28,7 @@ data Library = Library
     , libVisibility     :: LibraryVisibility  -- ^ Whether this multilib can be dependent from outside.
     , libBuildInfo      :: BuildInfo
     }
-    deriving (Generic, Show, Eq, Read, Typeable, Data)
+    deriving (Generic, Show, Eq, Ord, Read, Typeable, Data)
 
 instance L.HasBuildInfo Library where
     buildInfo f l = (\x -> l { libBuildInfo = x }) <$> f (libBuildInfo l)

Cabal-syntax/src/Distribution/Types/LibraryVisibility.hs

@@ -24,7 +24,7 @@ data LibraryVisibility
     = LibraryVisibilityPublic
       -- | Internal library, default
     | LibraryVisibilityPrivate
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Pretty LibraryVisibility where
     pretty LibraryVisibilityPublic  = Disp.text "public"

Cabal-syntax/src/Distribution/Types/ModuleReexport.hs

@@ -24,7 +24,7 @@ data ModuleReexport = ModuleReexport {
        moduleReexportOriginalName    :: ModuleName,
        moduleReexportName            :: ModuleName
     }
-    deriving (Eq, Generic, Read, Show, Typeable, Data)
+    deriving (Eq, Ord, Generic, Read, Show, Typeable, Data)
 
 instance Binary ModuleReexport
 instance Structured ModuleReexport

Cabal-syntax/src/Distribution/Types/PackageDescription.hs

@@ -146,7 +146,7 @@ data PackageDescription
         extraTmpFiles  :: [FilePath],
         extraDocFiles  :: [FilePath]
     }
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Binary PackageDescription
 instance Structured PackageDescription

Cabal-syntax/src/Distribution/Types/PkgconfigDependency.hs

@@ -21,7 +21,7 @@ import qualified Distribution.Compat.CharParsing as P
 data PkgconfigDependency = PkgconfigDependency
                            PkgconfigName
                            PkgconfigVersionRange
-                         deriving (Generic, Read, Show, Eq, Typeable, Data)
+                         deriving (Generic, Read, Show, Eq, Ord, Typeable, Data)
 
 instance Binary PkgconfigDependency
 instance Structured PkgconfigDependency

Cabal-syntax/src/Distribution/Types/PkgconfigVersionRange.hs

@@ -35,7 +35,7 @@ data PkgconfigVersionRange
   | PcOrEarlierVersion       PkgconfigVersion -- =< version
   | PcUnionVersionRanges     PkgconfigVersionRange PkgconfigVersionRange
   | PcIntersectVersionRanges PkgconfigVersionRange PkgconfigVersionRange
-  deriving (Generic, Read, Show, Eq, Typeable, Data)
+  deriving (Generic, Read, Show, Eq, Ord, Typeable, Data)
 
 instance Binary PkgconfigVersionRange
 instance Structured PkgconfigVersionRange

Cabal-syntax/src/Distribution/Types/SetupBuildInfo.hs

@@ -25,7 +25,7 @@ data SetupBuildInfo = SetupBuildInfo
         -- internally, and doesn't correspond to anything in the .cabal
         -- file. See #3199.
     }
-    deriving (Generic, Show, Eq, Read, Typeable, Data)
+    deriving (Generic, Show, Eq, Ord, Read, Typeable, Data)
 
 instance Binary SetupBuildInfo
 instance Structured SetupBuildInfo

Cabal-syntax/src/Distribution/Types/TestSuite.hs

@@ -29,7 +29,7 @@ data TestSuite = TestSuite {
         testBuildInfo :: BuildInfo,
         testCodeGenerators :: [String]
     }
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance L.HasBuildInfo TestSuite where
     buildInfo f l = (\x -> l { testBuildInfo = x }) <$> f (testBuildInfo l)

Cabal-syntax/src/Distribution/Types/TestSuiteInterface.hs

@@ -35,7 +35,7 @@ data TestSuiteInterface =
      -- the given reason (e.g. unknown test type).
      --
    | TestSuiteUnsupported TestType
-   deriving (Eq, Generic, Read, Show, Typeable, Data)
+   deriving (Eq, Ord, Generic, Read, Show, Typeable, Data)
 
 instance Binary TestSuiteInterface
 instance Structured TestSuiteInterface

Cabal-syntax/src/Distribution/Types/TestType.hs

@@ -22,7 +22,7 @@ import Text.PrettyPrint    (char, text)
 data TestType = TestTypeExe Version     -- ^ \"type: exitcode-stdio-x.y\"
               | TestTypeLib Version     -- ^ \"type: detailed-x.y\"
               | TestTypeUnknown String Version -- ^ Some unknown test type e.g. \"type: foo\"
-    deriving (Generic, Show, Read, Eq, Typeable, Data)
+    deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Binary TestType
 instance Structured TestType

Cabal-syntax/src/Distribution/Types/VersionRange/Internal.hs

@@ -56,7 +56,7 @@ data VersionRange
   | MajorBoundVersion      Version -- @^>= ver@ (same as >= ver && < MAJ(ver)+1)
   | UnionVersionRanges     VersionRange VersionRange
   | IntersectVersionRanges VersionRange VersionRange
-  deriving ( Data, Eq, Generic, Read, Show, Typeable )
+  deriving ( Data, Eq, Ord, Generic, Read, Show, Typeable )
 
 instance Binary VersionRange
 instance Structured VersionRange

Cabal-syntax/src/Language/Haskell/Extension.hs

@@ -61,7 +61,7 @@ data Language =
 
   -- | An unknown language, identified by its name.
   | UnknownLanguage String
-  deriving (Generic, Show, Read, Eq, Typeable, Data)
+  deriving (Generic, Show, Read, Eq, Ord, Typeable, Data)
 
 instance Binary Language
 instance Structured Language