ghc-6.10.3: The GHC API Contents Index

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 Instances Outputable EquationInfo

data MatchResult

Constructors MatchResult CanItFail (CoreExpr -> DsM CoreExpr)

type DsWrapper = CoreExpr -> CoreExpr

idDsWrapper :: DsWrapper

data CanItFail

Constructors CanFail CantFail

orFail :: CanItFail -> CanItFail -> CanItFail

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