{-# LANGUAGE DataKinds #-}
{-# LANGUAGE GADTs #-}
{-# LANGUAGE LambdaCase #-}
{-# OPTIONS_GHC -fno-warn-orphans #-}
module GHC.Driver.Errors.Ppr (
) where
import GHC.Prelude
import GHC.Driver.Errors.Types
import GHC.Driver.Flags
import GHC.Driver.Session
import GHC.HsToCore.Errors.Ppr ()
import GHC.Parser.Errors.Ppr ()
import GHC.Tc.Errors.Ppr ()
import GHC.Types.Error
import GHC.Types.Error.Codes ( constructorCode )
import GHC.Unit.Types
import GHC.Utils.Outputable
import GHC.Unit.Module
import GHC.Unit.State
import GHC.Types.Hint
import GHC.Types.SrcLoc
import Data.Version
import Language.Haskell.Syntax.Decls (RuleDecl(..))
suggestInstantiatedWith :: ModuleName -> GenInstantiations UnitId -> [InstantiationSuggestion]
suggestInstantiatedWith :: ModuleName -> GenInstantiations UnitId -> [InstantiationSuggestion]
suggestInstantiatedWith ModuleName
pi_mod_name GenInstantiations UnitId
insts =
[ ModuleName -> Module -> InstantiationSuggestion
InstantiationSuggestion ModuleName
k Module
v | (ModuleName
k,Module
v) <- ((ModuleName
pi_mod_name, forall u. ModuleName -> GenModule (GenUnit u)
mkHoleModule ModuleName
pi_mod_name) forall a. a -> [a] -> [a]
: GenInstantiations UnitId
insts) ]
instance Diagnostic GhcMessage where
diagnosticMessage :: GhcMessage -> DecoratedSDoc
diagnosticMessage = \case
GhcPsMessage PsMessage
m
-> forall a. Diagnostic a => a -> DecoratedSDoc
diagnosticMessage PsMessage
m
GhcTcRnMessage TcRnMessage
m
-> forall a. Diagnostic a => a -> DecoratedSDoc
diagnosticMessage TcRnMessage
m
GhcDsMessage DsMessage
m
-> forall a. Diagnostic a => a -> DecoratedSDoc
diagnosticMessage DsMessage
m
GhcDriverMessage DriverMessage
m
-> forall a. Diagnostic a => a -> DecoratedSDoc
diagnosticMessage DriverMessage
m
GhcUnknownMessage UnknownDiagnostic
m
-> forall a. Diagnostic a => a -> DecoratedSDoc
diagnosticMessage UnknownDiagnostic
m
diagnosticReason :: GhcMessage -> DiagnosticReason
diagnosticReason = \case
GhcPsMessage PsMessage
m
-> forall a. Diagnostic a => a -> DiagnosticReason
diagnosticReason PsMessage
m
GhcTcRnMessage TcRnMessage
m
-> forall a. Diagnostic a => a -> DiagnosticReason
diagnosticReason TcRnMessage
m
GhcDsMessage DsMessage
m
-> forall a. Diagnostic a => a -> DiagnosticReason
diagnosticReason DsMessage
m
GhcDriverMessage DriverMessage
m
-> forall a. Diagnostic a => a -> DiagnosticReason
diagnosticReason DriverMessage
m
GhcUnknownMessage UnknownDiagnostic
m
-> forall a. Diagnostic a => a -> DiagnosticReason
diagnosticReason UnknownDiagnostic
m
diagnosticHints :: GhcMessage -> [GhcHint]
diagnosticHints = \case
GhcPsMessage PsMessage
m
-> forall a. Diagnostic a => a -> [GhcHint]
diagnosticHints PsMessage
m
GhcTcRnMessage TcRnMessage
m
-> forall a. Diagnostic a => a -> [GhcHint]
diagnosticHints TcRnMessage
m
GhcDsMessage DsMessage
m
-> forall a. Diagnostic a => a -> [GhcHint]
diagnosticHints DsMessage
m
GhcDriverMessage DriverMessage
m
-> forall a. Diagnostic a => a -> [GhcHint]
diagnosticHints DriverMessage
m
GhcUnknownMessage UnknownDiagnostic
m
-> forall a. Diagnostic a => a -> [GhcHint]
diagnosticHints UnknownDiagnostic
m
diagnosticCode :: GhcMessage -> Maybe DiagnosticCode
diagnosticCode = forall diag.
(Generic diag, GDiagnosticCode (Rep diag)) =>
diag -> Maybe DiagnosticCode
constructorCode
instance Diagnostic DriverMessage where
diagnosticMessage :: DriverMessage -> DecoratedSDoc
diagnosticMessage = \case
DriverUnknownMessage UnknownDiagnostic
m
-> forall a. Diagnostic a => a -> DecoratedSDoc
diagnosticMessage UnknownDiagnostic
m
DriverPsHeaderMessage PsMessage
m
-> forall a. Diagnostic a => a -> DecoratedSDoc
diagnosticMessage PsMessage
m
DriverMissingHomeModules [ModuleName]
missing BuildingCabalPackage
buildingCabalPackage
-> let msg :: SDoc
msg | BuildingCabalPackage
buildingCabalPackage forall a. Eq a => a -> a -> Bool
== BuildingCabalPackage
YesBuildingCabalPackage
= SDoc -> Int -> SDoc -> SDoc
hang
(String -> SDoc
text String
"These modules are needed for compilation but not listed in your .cabal file's other-modules: ")
Int
4
([SDoc] -> SDoc
sep (forall a b. (a -> b) -> [a] -> [b]
map forall a. Outputable a => a -> SDoc
ppr [ModuleName]
missing))
| Bool
otherwise
=
SDoc -> Int -> SDoc -> SDoc
hang
(String -> SDoc
text String
"Modules are not listed in command line but needed for compilation: ")
Int
4
([SDoc] -> SDoc
sep (forall a b. (a -> b) -> [a] -> [b]
map forall a. Outputable a => a -> SDoc
ppr [ModuleName]
missing))
in SDoc -> DecoratedSDoc
mkSimpleDecorated SDoc
msg
DriverUnknownHiddenModules [ModuleName]
missing
-> let msg :: SDoc
msg = SDoc -> Int -> SDoc -> SDoc
hang
(String -> SDoc
text String
"Modules are listened as hidden but not part of the unit: ")
Int
4
([SDoc] -> SDoc
sep (forall a b. (a -> b) -> [a] -> [b]
map forall a. Outputable a => a -> SDoc
ppr [ModuleName]
missing))
in SDoc -> DecoratedSDoc
mkSimpleDecorated SDoc
msg
DriverUnknownReexportedModules [ModuleName]
missing
-> let msg :: SDoc
msg = SDoc -> Int -> SDoc -> SDoc
hang
(String -> SDoc
text String
"Modules are listened as reexported but can't be found in any dependency: ")
Int
4
([SDoc] -> SDoc
sep (forall a b. (a -> b) -> [a] -> [b]
map forall a. Outputable a => a -> SDoc
ppr [ModuleName]
missing))
in SDoc -> DecoratedSDoc
mkSimpleDecorated SDoc
msg
DriverUnusedPackages [(UnitId, PackageName, Version, PackageArg)]
unusedArgs
-> let msg :: SDoc
msg = [SDoc] -> SDoc
vcat [ String -> SDoc
text String
"The following packages were specified" SDoc -> SDoc -> SDoc
<+>
String -> SDoc
text String
"via -package or -package-id flags,"
, String -> SDoc
text String
"but were not needed for compilation:"
, Int -> SDoc -> SDoc
nest Int
2 ([SDoc] -> SDoc
vcat (forall a b. (a -> b) -> [a] -> [b]
map (SDoc -> SDoc
withDash forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall {a} {a}. Outputable a => (a, a, Version, PackageArg) -> SDoc
displayOneUnused) [(UnitId, PackageName, Version, PackageArg)]
unusedArgs))
]
in SDoc -> DecoratedSDoc
mkSimpleDecorated SDoc
msg
where
withDash :: SDoc -> SDoc
withDash :: SDoc -> SDoc
withDash = SDoc -> SDoc -> SDoc
(<+>) (String -> SDoc
text String
"-")
displayOneUnused :: (a, a, Version, PackageArg) -> SDoc
displayOneUnused (a
_uid, a
pn , Version
v, PackageArg
f) =
forall a. Outputable a => a -> SDoc
ppr a
pn SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
"-" SDoc -> SDoc -> SDoc
<> String -> SDoc
text (Version -> String
showVersion Version
v)
SDoc -> SDoc -> SDoc
<+> SDoc -> SDoc
parens (PackageArg -> SDoc
suffix PackageArg
f)
suffix :: PackageArg -> SDoc
suffix PackageArg
f = String -> SDoc
text String
"exposed by flag" SDoc -> SDoc -> SDoc
<+> PackageArg -> SDoc
pprUnusedArg PackageArg
f
pprUnusedArg :: PackageArg -> SDoc
pprUnusedArg :: PackageArg -> SDoc
pprUnusedArg (PackageArg String
str) = String -> SDoc
text String
"-package" SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
str
pprUnusedArg (UnitIdArg Unit
uid) = String -> SDoc
text String
"-package-id" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr Unit
uid
DriverUnnecessarySourceImports ModuleName
mod
-> SDoc -> DecoratedSDoc
mkSimpleDecorated (String -> SDoc
text String
"{-# SOURCE #-} unnecessary in import of " SDoc -> SDoc -> SDoc
<+> SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr ModuleName
mod))
DriverDuplicatedModuleDeclaration Module
mod [String]
files
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"module" SDoc -> SDoc -> SDoc
<+> SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr Module
mod) SDoc -> SDoc -> SDoc
<+>
String -> SDoc
text String
"is defined in multiple files:" SDoc -> SDoc -> SDoc
<+>
[SDoc] -> SDoc
sep (forall a b. (a -> b) -> [a] -> [b]
map String -> SDoc
text [String]
files)
DriverModuleNotFound ModuleName
mod
-> SDoc -> DecoratedSDoc
mkSimpleDecorated (String -> SDoc
text String
"module" SDoc -> SDoc -> SDoc
<+> SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr ModuleName
mod) SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
"cannot be found locally")
DriverFileModuleNameMismatch ModuleName
actual ModuleName
expected
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"File name does not match module name:"
SDoc -> SDoc -> SDoc
$$ String -> SDoc
text String
"Saw :" SDoc -> SDoc -> SDoc
<+> SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr ModuleName
actual)
SDoc -> SDoc -> SDoc
$$ String -> SDoc
text String
"Expected:" SDoc -> SDoc -> SDoc
<+> SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr ModuleName
expected)
DriverUnexpectedSignature ModuleName
pi_mod_name BuildingCabalPackage
_buildingCabalPackage GenInstantiations UnitId
_instantiations
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$ String -> SDoc
text String
"Unexpected signature:" SDoc -> SDoc -> SDoc
<+> SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr ModuleName
pi_mod_name)
DriverFileNotFound String
hsFilePath
-> SDoc -> DecoratedSDoc
mkSimpleDecorated (String -> SDoc
text String
"Can't find" SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
hsFilePath)
DriverMessage
DriverStaticPointersNotSupported
-> SDoc -> DecoratedSDoc
mkSimpleDecorated (String -> SDoc
text String
"StaticPointers is not supported in GHCi interactive expressions.")
DriverBackpackModuleNotFound ModuleName
modname
-> SDoc -> DecoratedSDoc
mkSimpleDecorated (String -> SDoc
text String
"module" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr ModuleName
modname SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
"was not found")
DriverUserDefinedRuleIgnored (HsRule { rd_name :: forall pass. RuleDecl pass -> XRec pass FastString
rd_name = XRec GhcTc FastString
n })
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"Rule \"" SDoc -> SDoc -> SDoc
<> FastString -> SDoc
ftext (forall l e. GenLocated l e -> e
unLoc XRec GhcTc FastString
n) SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
"\" ignored" SDoc -> SDoc -> SDoc
$+$
String -> SDoc
text String
"Defining user rules is disabled under Safe Haskell"
DriverMixedSafetyImport ModuleName
modName
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"Module" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr ModuleName
modName SDoc -> SDoc -> SDoc
<+> String -> SDoc
text (String
"is imported both as a safe and unsafe import!")
DriverCannotLoadInterfaceFile Module
m
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"Can't load the interface file for" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr Module
m
SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
", to check that it can be safely imported"
DriverInferredSafeModule Module
m
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr forall a b. (a -> b) -> a -> b
$ forall unit. GenModule unit -> ModuleName
moduleName Module
m) SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
"has been inferred as safe!"
DriverInferredSafeImport Module
m
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
[SDoc] -> SDoc
sep
[ String -> SDoc
text String
"Importing Safe-Inferred module "
SDoc -> SDoc -> SDoc
<> forall a. Outputable a => a -> SDoc
ppr (forall unit. GenModule unit -> ModuleName
moduleName Module
m)
SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
" from explicitly Safe module"
]
DriverMarkedTrustworthyButInferredSafe Module
m
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr forall a b. (a -> b) -> a -> b
$ forall unit. GenModule unit -> ModuleName
moduleName Module
m) SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
"is marked as Trustworthy but has been inferred as safe!"
DriverCannotImportUnsafeModule Module
m
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
[SDoc] -> SDoc
sep [ forall a. Outputable a => a -> SDoc
ppr (forall unit. GenModule unit -> ModuleName
moduleName Module
m)
SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
": Can't be safely imported!"
, String -> SDoc
text String
"The module itself isn't safe." ]
DriverMissingSafeHaskellMode Module
modName
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
forall a. Outputable a => a -> SDoc
ppr Module
modName SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
"is missing Safe Haskell mode"
DriverPackageNotTrusted UnitState
state UnitId
pkg
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
UnitState -> SDoc -> SDoc
pprWithUnitState UnitState
state
forall a b. (a -> b) -> a -> b
$ String -> SDoc
text String
"The package ("
SDoc -> SDoc -> SDoc
<> forall a. Outputable a => a -> SDoc
ppr UnitId
pkg
SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
") is required to be trusted but it isn't!"
DriverCannotImportFromUntrustedPackage UnitState
state Module
m
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$
[SDoc] -> SDoc
sep [ forall a. Outputable a => a -> SDoc
ppr (forall unit. GenModule unit -> ModuleName
moduleName Module
m)
SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
": Can't be safely imported!"
, String -> SDoc
text String
"The package ("
SDoc -> SDoc -> SDoc
<> (UnitState -> SDoc -> SDoc
pprWithUnitState UnitState
state forall a b. (a -> b) -> a -> b
$ forall a. Outputable a => a -> SDoc
ppr (forall unit. GenModule unit -> unit
moduleUnit Module
m))
SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
") the module resides in isn't trusted."
]
DriverRedirectedNoMain ModuleName
mod_name
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$ (String -> SDoc
text
(String
"Output was redirected with -o, " forall a. [a] -> [a] -> [a]
++
String
"but no output will be generated.") SDoc -> SDoc -> SDoc
$$
(String -> SDoc
text String
"There is no module named" SDoc -> SDoc -> SDoc
<+>
SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr ModuleName
mod_name) SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
"."))
DriverHomePackagesNotClosed [UnitId]
needed_unit_ids
-> SDoc -> DecoratedSDoc
mkSimpleDecorated forall a b. (a -> b) -> a -> b
$ [SDoc] -> SDoc
vcat ([String -> SDoc
text String
"Home units are not closed."
, String -> SDoc
text String
"It is necessary to also load the following units:" ]
forall a. [a] -> [a] -> [a]
++ forall a b. (a -> b) -> [a] -> [b]
map (\UnitId
uid -> String -> SDoc
text String
"-" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr UnitId
uid) [UnitId]
needed_unit_ids)
diagnosticReason :: DriverMessage -> DiagnosticReason
diagnosticReason = \case
DriverUnknownMessage UnknownDiagnostic
m
-> forall a. Diagnostic a => a -> DiagnosticReason
diagnosticReason UnknownDiagnostic
m
DriverPsHeaderMessage {}
-> DiagnosticReason
ErrorWithoutFlag
DriverMissingHomeModules{}
-> WarningFlag -> DiagnosticReason
WarningWithFlag WarningFlag
Opt_WarnMissingHomeModules
DriverUnknownHiddenModules {}
-> DiagnosticReason
ErrorWithoutFlag
DriverUnknownReexportedModules {}
-> DiagnosticReason
ErrorWithoutFlag
DriverUnusedPackages{}
-> WarningFlag -> DiagnosticReason
WarningWithFlag WarningFlag
Opt_WarnUnusedPackages
DriverUnnecessarySourceImports{}
-> WarningFlag -> DiagnosticReason
WarningWithFlag WarningFlag
Opt_WarnUnusedImports
DriverDuplicatedModuleDeclaration{}
-> DiagnosticReason
ErrorWithoutFlag
DriverModuleNotFound{}
-> DiagnosticReason
ErrorWithoutFlag
DriverFileModuleNameMismatch{}
-> DiagnosticReason
ErrorWithoutFlag
DriverUnexpectedSignature{}
-> DiagnosticReason
ErrorWithoutFlag
DriverFileNotFound{}
-> DiagnosticReason
ErrorWithoutFlag
DriverMessage
DriverStaticPointersNotSupported
-> DiagnosticReason
WarningWithoutFlag
DriverBackpackModuleNotFound{}
-> DiagnosticReason
ErrorWithoutFlag
DriverUserDefinedRuleIgnored{}
-> DiagnosticReason
WarningWithoutFlag
DriverMixedSafetyImport{}
-> DiagnosticReason
ErrorWithoutFlag
DriverCannotLoadInterfaceFile{}
-> DiagnosticReason
ErrorWithoutFlag
DriverInferredSafeModule{}
-> WarningFlag -> DiagnosticReason
WarningWithFlag WarningFlag
Opt_WarnSafe
DriverMarkedTrustworthyButInferredSafe{}
->WarningFlag -> DiagnosticReason
WarningWithFlag WarningFlag
Opt_WarnTrustworthySafe
DriverInferredSafeImport{}
-> WarningFlag -> DiagnosticReason
WarningWithFlag WarningFlag
Opt_WarnInferredSafeImports
DriverCannotImportUnsafeModule{}
-> DiagnosticReason
ErrorWithoutFlag
DriverMissingSafeHaskellMode{}
-> WarningFlag -> DiagnosticReason
WarningWithFlag WarningFlag
Opt_WarnMissingSafeHaskellMode
DriverPackageNotTrusted{}
-> DiagnosticReason
ErrorWithoutFlag
DriverCannotImportFromUntrustedPackage{}
-> DiagnosticReason
ErrorWithoutFlag
DriverRedirectedNoMain {}
-> DiagnosticReason
ErrorWithoutFlag
DriverHomePackagesNotClosed {}
-> DiagnosticReason
ErrorWithoutFlag
diagnosticHints :: DriverMessage -> [GhcHint]
diagnosticHints = \case
DriverUnknownMessage UnknownDiagnostic
m
-> forall a. Diagnostic a => a -> [GhcHint]
diagnosticHints UnknownDiagnostic
m
DriverPsHeaderMessage PsMessage
psMsg
-> forall a. Diagnostic a => a -> [GhcHint]
diagnosticHints PsMessage
psMsg
DriverMissingHomeModules{}
-> [GhcHint]
noHints
DriverUnknownHiddenModules {}
-> [GhcHint]
noHints
DriverUnknownReexportedModules {}
-> [GhcHint]
noHints
DriverUnusedPackages{}
-> [GhcHint]
noHints
DriverUnnecessarySourceImports{}
-> [GhcHint]
noHints
DriverDuplicatedModuleDeclaration{}
-> [GhcHint]
noHints
DriverModuleNotFound{}
-> [GhcHint]
noHints
DriverFileModuleNameMismatch{}
-> [GhcHint]
noHints
DriverUnexpectedSignature ModuleName
pi_mod_name BuildingCabalPackage
buildingCabalPackage GenInstantiations UnitId
instantiations
-> if BuildingCabalPackage
buildingCabalPackage forall a. Eq a => a -> a -> Bool
== BuildingCabalPackage
YesBuildingCabalPackage
then [ModuleName -> GhcHint
SuggestAddSignatureCabalFile ModuleName
pi_mod_name]
else [ModuleName -> [InstantiationSuggestion] -> GhcHint
SuggestSignatureInstantiations ModuleName
pi_mod_name (ModuleName -> GenInstantiations UnitId -> [InstantiationSuggestion]
suggestInstantiatedWith ModuleName
pi_mod_name GenInstantiations UnitId
instantiations)]
DriverFileNotFound{}
-> [GhcHint]
noHints
DriverMessage
DriverStaticPointersNotSupported
-> [GhcHint]
noHints
DriverBackpackModuleNotFound{}
-> [GhcHint]
noHints
DriverUserDefinedRuleIgnored{}
-> [GhcHint]
noHints
DriverMixedSafetyImport{}
-> [GhcHint]
noHints
DriverCannotLoadInterfaceFile{}
-> [GhcHint]
noHints
DriverInferredSafeModule{}
-> [GhcHint]
noHints
DriverInferredSafeImport{}
-> [GhcHint]
noHints
DriverCannotImportUnsafeModule{}
-> [GhcHint]
noHints
DriverMissingSafeHaskellMode{}
-> [GhcHint]
noHints
DriverPackageNotTrusted{}
-> [GhcHint]
noHints
DriverMarkedTrustworthyButInferredSafe{}
-> [GhcHint]
noHints
DriverCannotImportFromUntrustedPackage{}
-> [GhcHint]
noHints
DriverRedirectedNoMain {}
-> [GhcHint]
noHints
DriverHomePackagesNotClosed {}
-> [GhcHint]
noHints
diagnosticCode :: DriverMessage -> Maybe DiagnosticCode
diagnosticCode = forall diag.
(Generic diag, GDiagnosticCode (Rep diag)) =>
diag -> Maybe DiagnosticCode
constructorCode