ghc-6.10.1: The GHC API Contents Index

Inst

Synopsis

data Inst pprInstances :: [Instance] -> SDoc pprDictsTheta :: [Inst] -> SDoc pprDictsInFull :: [Inst] -> SDoc showLIE :: SDoc -> TcM () pprInsts :: [Inst] -> SDoc pprInstInFull :: Inst -> SDoc tidyInsts :: [Inst] -> (TidyEnv, [Inst]) tidyMoreInsts :: TidyEnv -> [Inst] -> (TidyEnv, [Inst]) newDictBndr :: InstLoc -> TcPredType -> TcM Inst newDictBndrs :: InstLoc -> TcThetaType -> TcM [Inst] newDictBndrsO :: InstOrigin -> TcThetaType -> TcM [Inst] newDictOccs :: InstLoc -> TcThetaType -> TcM [Inst] newDictOcc :: InstLoc -> TcPredType -> TcM Inst instCall :: InstOrigin -> [TcType] -> TcThetaType -> TcM HsWrapper instStupidTheta :: InstOrigin -> TcThetaType -> TcM () cloneDict :: Inst -> TcM Inst mkOverLit :: OverLitVal -> TcM HsLit newIPDict :: InstOrigin -> IPName Name -> Type -> TcM (IPName Id, Inst) newMethod :: InstLoc -> Id -> [Type] -> TcRn Inst newMethodFromName :: InstOrigin -> BoxyRhoType -> Name -> TcM TcId newMethodWithGivenTy :: InstOrigin -> Id -> [Type] -> TcRn TcId tcInstClassOp :: InstLoc -> Id -> [TcType] -> TcM Inst tcSyntaxName :: InstOrigin -> TcType -> (Name, HsExpr Name) -> TcM (Name, HsExpr TcId) isHsVar :: HsExpr Name -> Name -> Bool tyVarsOfInst :: Inst -> TcTyVarSet tyVarsOfInsts :: [Inst] -> VarSet tyVarsOfLIE :: Bag Inst -> VarSet ipNamesOfInst :: Inst -> [Name] ipNamesOfInsts :: [Inst] -> [Name] fdPredsOfInst :: Inst -> [TcPredType] fdPredsOfInsts :: [Inst] -> [PredType] getDictClassTys :: Inst -> (Class, [Type]) dictPred :: Inst -> TcPredType lookupSimpleInst :: Inst -> TcM LookupInstResult data LookupInstResult = NoInstance | GenInst [Inst] (LHsExpr TcId) tcExtendLocalInstEnv :: [Instance] -> TcM a -> TcM a tcGetInstEnvs :: TcM (InstEnv, InstEnv) getOverlapFlag :: TcM OverlapFlag isAbstractableInst :: Inst -> Bool isEqInst :: Inst -> Bool isDict :: Inst -> Bool isClassDict :: Inst -> Bool isMethod :: Inst -> Bool isImplicInst :: Inst -> Bool isIPDict :: Inst -> Bool isInheritableInst :: Inst -> Bool isMethodOrLit :: Inst -> Bool isTyVarDict :: Inst -> Bool isMethodFor :: TcIdSet -> Inst -> Bool zonkInst :: Inst -> TcM Inst zonkInsts :: [Inst] -> TcRn [Inst] instToId :: Inst -> TcId instToVar :: Inst -> Var instType :: Inst -> Type instName :: Inst -> Name instToDictBind :: Inst -> LHsExpr TcId -> TcDictBinds addInstToDictBind :: TcDictBinds -> Inst -> LHsExpr TcId -> TcDictBinds data InstOrigin = SigOrigin SkolemInfo | IPBindOrigin (IPName Name) | OccurrenceOf Name | SpecPragOrigin Name | IPOccOrigin (IPName Name) | LiteralOrigin (HsOverLit Name) | NegateOrigin | ArithSeqOrigin (ArithSeqInfo Name) | PArrSeqOrigin (ArithSeqInfo Name) | TupleOrigin | InstSigOrigin | ExprSigOrigin | RecordUpdOrigin | ViewPatOrigin | InstScOrigin | DerivOrigin | StandAloneDerivOrigin | DefaultOrigin | DoOrigin | ProcOrigin | ImplicOrigin SDoc | EqOrigin data InstLoc pprInstLoc :: InstLoc -> SDoc mkWantedCo :: TcTyVar -> EqInstCo mkGivenCo :: Coercion -> EqInstCo isWantedCo :: EqInstCo -> Bool eqInstCoType :: EqInstCo -> TcType mkIdEqInstCo :: EqInstCo -> Type -> TcM () mkSymEqInstCo :: EqInstCo -> (Type, Type) -> TcM EqInstCo mkLeftTransEqInstCo :: EqInstCo -> Coercion -> (Type, Type) -> TcM EqInstCo mkRightTransEqInstCo :: EqInstCo -> Coercion -> (Type, Type) -> TcM EqInstCo mkAppEqInstCo :: EqInstCo -> (Type, Type) -> (Type, Type) -> TcM (EqInstCo, EqInstCo) wantedEqInstIsUnsolved :: Inst -> TcM Bool eitherEqInst :: Inst -> (TcTyVar -> a) -> (Coercion -> a) -> a mkEqInst :: PredType -> EqInstCo -> TcM Inst mkWantedEqInst :: PredType -> TcM Inst wantedToLocalEqInst :: Inst -> Inst finalizeEqInst :: Inst -> TcM Inst eqInstType :: Inst -> TcType eqInstCoercion :: Inst -> EqInstCo eqInstTys :: Inst -> (TcType, TcType)

Documentation

data Inst

Instances Eq Inst Ord Inst Outputable Inst

pprInstances :: [Instance] -> SDoc

pprDictsTheta :: [Inst] -> SDoc

pprDictsInFull :: [Inst] -> SDoc

showLIE :: SDoc -> TcM ()

pprInsts :: [Inst] -> SDoc

pprInstInFull :: Inst -> SDoc

tidyInsts :: [Inst] -> (TidyEnv, [Inst])

tidyMoreInsts :: TidyEnv -> [Inst] -> (TidyEnv, [Inst])

newDictBndr :: InstLoc -> TcPredType -> TcM Inst

newDictBndrs :: InstLoc -> TcThetaType -> TcM [Inst]

newDictBndrsO :: InstOrigin -> TcThetaType -> TcM [Inst]

newDictOccs :: InstLoc -> TcThetaType -> TcM [Inst]

newDictOcc :: InstLoc -> TcPredType -> TcM Inst

instCall :: InstOrigin -> [TcType] -> TcThetaType -> TcM HsWrapper

instStupidTheta :: InstOrigin -> TcThetaType -> TcM ()

cloneDict :: Inst -> TcM Inst

mkOverLit :: OverLitVal -> TcM HsLit

newIPDict :: InstOrigin -> IPName Name -> Type -> TcM (IPName Id, Inst)

newMethod :: InstLoc -> Id -> [Type] -> TcRn Inst

newMethodFromName :: InstOrigin -> BoxyRhoType -> Name -> TcM TcId

newMethodWithGivenTy :: InstOrigin -> Id -> [Type] -> TcRn TcId

tcInstClassOp :: InstLoc -> Id -> [TcType] -> TcM Inst

tcSyntaxName :: InstOrigin -> TcType -> (Name, HsExpr Name) -> TcM (Name, HsExpr TcId)

isHsVar :: HsExpr Name -> Name -> Bool

tyVarsOfInst :: Inst -> TcTyVarSet

tyVarsOfInsts :: [Inst] -> VarSet

tyVarsOfLIE :: Bag Inst -> VarSet

ipNamesOfInst :: Inst -> [Name]

ipNamesOfInsts :: [Inst] -> [Name]

fdPredsOfInst :: Inst -> [TcPredType]

fdPredsOfInsts :: [Inst] -> [PredType]

getDictClassTys :: Inst -> (Class, [Type])

dictPred :: Inst -> TcPredType

lookupSimpleInst :: Inst -> TcM LookupInstResult

data LookupInstResult

Constructors NoInstance GenInst [Inst] (LHsExpr TcId)

tcExtendLocalInstEnv :: [Instance] -> TcM a -> TcM a

tcGetInstEnvs :: TcM (InstEnv, InstEnv)

getOverlapFlag :: TcM OverlapFlag

isAbstractableInst :: Inst -> Bool

isEqInst :: Inst -> Bool

isDict :: Inst -> Bool

isClassDict :: Inst -> Bool

isMethod :: Inst -> Bool

isImplicInst :: Inst -> Bool

isIPDict :: Inst -> Bool

isInheritableInst :: Inst -> Bool

isMethodOrLit :: Inst -> Bool

isTyVarDict :: Inst -> Bool

isMethodFor :: TcIdSet -> Inst -> Bool

zonkInst :: Inst -> TcM Inst

zonkInsts :: [Inst] -> TcRn [Inst]

instToId :: Inst -> TcId

instToVar :: Inst -> Var

instType :: Inst -> Type

instName :: Inst -> Name

instToDictBind :: Inst -> LHsExpr TcId -> TcDictBinds

addInstToDictBind :: TcDictBinds -> Inst -> LHsExpr TcId -> TcDictBinds

data InstOrigin

Constructors SigOrigin SkolemInfo IPBindOrigin (IPName Name) OccurrenceOf Name SpecPragOrigin Name IPOccOrigin (IPName Name) LiteralOrigin (HsOverLit Name) NegateOrigin ArithSeqOrigin (ArithSeqInfo Name) PArrSeqOrigin (ArithSeqInfo Name) TupleOrigin InstSigOrigin ExprSigOrigin RecordUpdOrigin ViewPatOrigin InstScOrigin DerivOrigin StandAloneDerivOrigin DefaultOrigin DoOrigin ProcOrigin ImplicOrigin SDoc EqOrigin Instances Outputable InstOrigin

data InstLoc

pprInstLoc :: InstLoc -> SDoc

mkWantedCo :: TcTyVar -> EqInstCo

mkGivenCo :: Coercion -> EqInstCo

isWantedCo :: EqInstCo -> Bool

eqInstCoType :: EqInstCo -> TcType

mkIdEqInstCo :: EqInstCo -> Type -> TcM ()

mkSymEqInstCo :: EqInstCo -> (Type, Type) -> TcM EqInstCo

mkLeftTransEqInstCo :: EqInstCo -> Coercion -> (Type, Type) -> TcM EqInstCo

mkRightTransEqInstCo :: EqInstCo -> Coercion -> (Type, Type) -> TcM EqInstCo

mkAppEqInstCo :: EqInstCo -> (Type, Type) -> (Type, Type) -> TcM (EqInstCo, EqInstCo)

wantedEqInstIsUnsolved :: Inst -> TcM Bool

A wanted equality is unsolved as long as its cotv is unfilled.

eitherEqInst :: Inst -> (TcTyVar -> a) -> (Coercion -> a) -> a

mkEqInst :: PredType -> EqInstCo -> TcM Inst

mkWantedEqInst :: PredType -> TcM Inst

wantedToLocalEqInst :: Inst -> Inst

finalizeEqInst :: Inst -> TcM Inst

eqInstType :: Inst -> TcType

eqInstCoercion :: Inst -> EqInstCo

eqInstTys :: Inst -> (TcType, TcType)

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