ghc-6.10.2: The GHC APIContentsIndex
DsMonad
Synopsis
type DsM result = TcRnIf DsGblEnv DsLclEnv result
mapM
mapAndUnzipM
initDs :: HscEnv -> Module -> GlobalRdrEnv -> TypeEnv -> DsM a -> IO (Messages, Maybe a)
initDsTc :: DsM a -> TcM a
fixDs :: (a -> DsM a) -> DsM a
foldlM :: Monad m => (a -> b -> m a) -> a -> [b] -> m a
foldrM :: Monad m => (b -> a -> m a) -> a -> [b] -> m a
ifOptM :: DynFlag -> TcRnIf gbl lcl () -> TcRnIf gbl lcl ()
Applicative (pure, <*>)
<$>
newLocalName :: Name -> TcRnIf gbl lcl Name
duplicateLocalDs :: Id -> DsM Id
newSysLocalDs :: Type -> DsM Id
newSysLocalsDs :: [Type] -> DsM [Id]
newUniqueId :: Name -> Type -> DsM Id
newFailLocalDs :: Type -> DsM Id
getSrcSpanDs :: DsM SrcSpan
putSrcSpanDs :: SrcSpan -> DsM a -> DsM a
getModuleDs :: DsM Module
newUnique :: TcRnIf gbl lcl Unique
data UniqSupply
newUniqueSupply :: TcRnIf gbl lcl UniqSupply
getDOptsDs :: DsM DynFlags
getGhcModeDs :: DsM GhcMode
doptDs :: DynFlag -> TcRnIf gbl lcl Bool
dsLookupGlobal :: Name -> DsM TyThing
dsLookupGlobalId :: Name -> DsM Id
dsLookupTyCon :: Name -> DsM TyCon
dsLookupDataCon :: Name -> DsM DataCon
dsLookupClass :: Name -> DsM Class
type DsMetaEnv = NameEnv DsMetaVal
data DsMetaVal
= Bound Id
| Splice (HsExpr Id)
dsLookupMetaEnv :: Name -> DsM (Maybe DsMetaVal)
dsExtendMetaEnv :: DsMetaEnv -> DsM a -> DsM a
type DsWarning = (SrcSpan, SDoc)
warnDs :: SDoc -> DsM ()
failWithDs :: SDoc -> DsM a
data DsMatchContext
= DsMatchContext (HsMatchContext Name) SrcSpan
| NoMatchContext
data EquationInfo = EqnInfo {
eqn_pats :: [Pat Id]
eqn_rhs :: MatchResult
}
data MatchResult = MatchResult CanItFail (CoreExpr -> DsM CoreExpr)
type DsWrapper = CoreExpr -> CoreExpr
idDsWrapper :: DsWrapper
data CanItFail
= CanFail
| CantFail
orFail :: CanItFail -> CanItFail -> CanItFail
Documentation
type DsM result = TcRnIf DsGblEnv DsLclEnv result
mapM
mapAndUnzipM
initDs :: HscEnv -> Module -> GlobalRdrEnv -> TypeEnv -> DsM a -> IO (Messages, Maybe a)
initDsTc :: DsM a -> TcM a
fixDs :: (a -> DsM a) -> DsM a
foldlM :: Monad m => (a -> b -> m a) -> a -> [b] -> m a
Monadic version of foldl
foldrM :: Monad m => (b -> a -> m a) -> a -> [b] -> m a
Monadic version of foldr
ifOptM :: DynFlag -> TcRnIf gbl lcl () -> TcRnIf gbl lcl ()
Do it flag is true
Applicative (pure, <*>)
<$>
newLocalName :: Name -> TcRnIf gbl lcl Name
duplicateLocalDs :: Id -> DsM Id
newSysLocalDs :: Type -> DsM Id
newSysLocalsDs :: [Type] -> DsM [Id]
newUniqueId :: Name -> Type -> DsM Id
newFailLocalDs :: Type -> DsM Id
getSrcSpanDs :: DsM SrcSpan
putSrcSpanDs :: SrcSpan -> DsM a -> DsM a
getModuleDs :: DsM Module
newUnique :: TcRnIf gbl lcl Unique
data UniqSupply
A value of type UniqSupply is unique, and it can supply one distinct Unique. Also, from the supply, one can also manufacture an arbitrary number of further UniqueSupply values, which will be distinct from the first and from all others.
newUniqueSupply :: TcRnIf gbl lcl UniqSupply
getDOptsDs :: DsM DynFlags
getGhcModeDs :: DsM GhcMode
doptDs :: DynFlag -> TcRnIf gbl lcl Bool
dsLookupGlobal :: Name -> DsM TyThing
dsLookupGlobalId :: Name -> DsM Id
dsLookupTyCon :: Name -> DsM TyCon
dsLookupDataCon :: Name -> DsM DataCon
dsLookupClass :: Name -> DsM Class
type DsMetaEnv = NameEnv DsMetaVal
data DsMetaVal
Constructors
Bound Id
Splice (HsExpr Id)
dsLookupMetaEnv :: Name -> DsM (Maybe DsMetaVal)
dsExtendMetaEnv :: DsMetaEnv -> DsM a -> DsM a
type DsWarning = (SrcSpan, SDoc)
warnDs :: SDoc -> DsM ()
failWithDs :: SDoc -> DsM a
data DsMatchContext
Constructors
DsMatchContext (HsMatchContext Name) SrcSpan
NoMatchContext
data EquationInfo
Constructors
EqnInfo
eqn_pats :: [Pat Id]
eqn_rhs :: MatchResult
show/hide Instances
data MatchResult
Constructors
MatchResult CanItFail (CoreExpr -> DsM CoreExpr)
type DsWrapper = CoreExpr -> CoreExpr
idDsWrapper :: DsWrapper
data CanItFail
Constructors
CanFail
CantFail
orFail :: CanItFail -> CanItFail -> CanItFail
Produced by Haddock version 2.4.2