X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Frename%2FRnHsSyn.lhs;h=9e6cb9d519b4cc8af0218f545eb0ad401da8fafb;hb=9241ac84d10f7e6b23841da2c0765275072ad7c1;hp=7d785362668723966b650ffbfcbd30feb6c91fd0;hpb=432b9c9322181a3644083e3c19b7e240d90659e7;p=ghc-hetmet.git diff --git a/compiler/rename/RnHsSyn.lhs b/compiler/rename/RnHsSyn.lhs index 7d78536..9e6cb9d 100644 --- a/compiler/rename/RnHsSyn.lhs +++ b/compiler/rename/RnHsSyn.lhs @@ -11,20 +11,18 @@ module RnHsSyn( extractFunDepNames, extractHsCtxtTyNames, extractHsPredTyNames, -- Free variables - hsSigsFVs, hsSigFVs, conDeclFVs, bangTyFVs, - - maybeGenericMatch + hsSigsFVs, hsSigFVs, conDeclFVs, bangTyFVs ) where #include "HsVersions.h" import HsSyn import Class ( FunDep ) -import TysWiredIn ( tupleTyCon, listTyCon, parrTyCon, charTyCon ) +import TysWiredIn ( tupleTyCon, listTyCon, parrTyCon, hetMetCodeTypeTyCon, charTyCon ) import Name ( Name, getName, isTyVarName ) import NameSet import BasicTypes ( Boxity ) -import SrcLoc ( Located(..), unLoc ) +import SrcLoc \end{code} %************************************************************************ @@ -40,6 +38,8 @@ charTyCon_name, listTyCon_name, parrTyCon_name :: Name charTyCon_name = getName charTyCon listTyCon_name = getName listTyCon parrTyCon_name = getName parrTyCon +hetMetCodeTypeTyCon_name :: Name +hetMetCodeTypeTyCon_name = getName hetMetCodeTypeTyCon tupleTyCon_name :: Boxity -> Int -> Name tupleTyCon_name boxity n = getName (tupleTyCon boxity n) @@ -59,6 +59,12 @@ extractHsTyNames ty get (HsAppTy ty1 ty2) = getl ty1 `unionNameSets` getl ty2 get (HsListTy ty) = unitNameSet listTyCon_name `unionNameSets` getl ty get (HsPArrTy ty) = unitNameSet parrTyCon_name `unionNameSets` getl ty + get (HsModalBoxType ecn ty) = (unitNameSet ecn) + `unionNameSets` + (unitNameSet hetMetCodeTypeTyCon_name) + `unionNameSets` + (getl ty) + get (HsKappaTy ty1 ty2) = getl ty1 `unionNameSets` getl ty2 get (HsTupleTy _ tys) = extractHsTyNames_s tys get (HsFunTy ty1 ty2) = getl ty1 `unionNameSets` getl ty2 get (HsPredTy p) = extractHsPredTyNames p @@ -66,9 +72,9 @@ extractHsTyNames ty get (HsParTy ty) = getl ty get (HsBangTy _ ty) = getl ty get (HsRecTy flds) = extractHsTyNames_s (map cd_fld_type flds) - get (HsNumTy _) = emptyNameSet get (HsTyVar tv) = unitNameSet tv - get (HsSpliceTy _) = emptyNameSet -- Type splices mention no type variables + get (HsSpliceTy _ fvs _) = fvs + get (HsQuasiQuoteTy {}) = emptyNameSet get (HsKindSig ty _) = getl ty get (HsForAllTy _ tvs ctxt ty) = (extractHsCtxtTyNames ctxt @@ -76,6 +82,8 @@ extractHsTyNames ty `minusNameSet` mkNameSet (hsLTyVarNames tvs) get (HsDocTy ty _) = getl ty + get (HsCoreTy {}) = emptyNameSet -- This probably isn't quite right + -- but I don't think it matters extractHsTyNames_s :: [LHsType Name] -> NameSet extractHsTyNames_s tys = foldr (unionNameSets . extractHsTyNames) emptyNameSet tys @@ -117,10 +125,11 @@ hsSigsFVs :: [LSig Name] -> FreeVars hsSigsFVs sigs = plusFVs (map (hsSigFVs.unLoc) sigs) hsSigFVs :: Sig Name -> FreeVars -hsSigFVs (TypeSig _ ty) = extractHsTyNames ty -hsSigFVs (SpecInstSig ty) = extractHsTyNames ty -hsSigFVs (SpecSig _ ty _) = extractHsTyNames ty -hsSigFVs _ = emptyFVs +hsSigFVs (TypeSig _ ty) = extractHsTyNames ty +hsSigFVs (GenericSig _ ty) = extractHsTyNames ty +hsSigFVs (SpecInstSig ty) = extractHsTyNames ty +hsSigFVs (SpecSig _ ty _) = extractHsTyNames ty +hsSigFVs _ = emptyFVs ---------------- conDeclFVs :: LConDecl Name -> FreeVars @@ -141,24 +150,3 @@ conDetailsFVs details = plusFVs (map bangTyFVs (hsConDeclArgTys details)) bangTyFVs :: LHsType Name -> FreeVars bangTyFVs bty = extractHsTyNames (getBangType bty) \end{code} - - -%************************************************************************ -%* * -\subsection{A few functions on generic defintions -%* * -%************************************************************************ - -These functions on generics are defined over Matches Name, which is -why they are here and not in HsMatches. - -\begin{code} -maybeGenericMatch :: LMatch Name -> Maybe (HsType Name, LMatch Name) - -- Tells whether a Match is for a generic definition - -- and extract the type from a generic match and put it at the front - -maybeGenericMatch (L loc (Match (L _ (TypePat (L _ ty)) : pats) sig_ty grhss)) - = Just (ty, L loc (Match pats sig_ty grhss)) - -maybeGenericMatch _ = Nothing -\end{code}