ghc-6.12.2: The GHC API Source code Contents Index

FamInstEnv

Documentation

data FamInst Source

Constructors FamInst fi_fam :: Name fi_tcs :: [Maybe Name] fi_tvs :: TyVarSet fi_tys :: [Type] fi_tycon :: TyCon Instances Outputable FamInst NamedThing FamInst

famInstTyCon :: FamInst -> TyCon Source

famInstTyVars :: FamInst -> TyVarSet Source

pprFamInst :: FamInst -> SDoc Source

pprFamInstHdr :: FamInst -> SDoc Source

pprFamInsts :: [FamInst] -> SDoc Source

famInstHead :: FamInst -> ([TyVar], TyCon, [Type]) Source

mkLocalFamInst :: TyCon -> FamInst Source

mkImportedFamInst :: Name -> [Maybe Name] -> TyCon -> FamInst Source

type FamInstEnvs = (FamInstEnv, FamInstEnv) Source

type FamInstEnv = UniqFM FamilyInstEnv Source

emptyFamInstEnv :: FamInstEnv Source

emptyFamInstEnvs :: (FamInstEnv, FamInstEnv) Source

extendFamInstEnv :: FamInstEnv -> FamInst -> FamInstEnv Source

extendFamInstEnvList :: FamInstEnv -> [FamInst] -> FamInstEnv Source

famInstEnvElts :: FamInstEnv -> [FamInst] Source

familyInstances :: (FamInstEnv, FamInstEnv) -> TyCon -> [FamInst] Source

lookupFamInstEnv :: FamInstEnvs -> TyCon -> [Type] -> [FamInstMatch] Source

lookupFamInstEnvConflicts :: FamInstEnvs -> FamInst -> [TyVar] -> [FamInstMatch] Source

topNormaliseType :: FamInstEnvs -> Type -> Maybe (Coercion, Type) Source

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