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-rw-r--r--haddock-api/src/Haddock/Convert.hs44
1 files changed, 24 insertions, 20 deletions
diff --git a/haddock-api/src/Haddock/Convert.hs b/haddock-api/src/Haddock/Convert.hs
index c0347e56..2f342ba4 100644
--- a/haddock-api/src/Haddock/Convert.hs
+++ b/haddock-api/src/Haddock/Convert.hs
@@ -58,7 +58,7 @@ import GHC.Parser.Annotation (IsUnicodeSyntax(..))
import Haddock.Types
import Haddock.Interface.Specialize
import Haddock.GhcUtils ( orderedFVs, defaultRuntimeRepVars )
-
+import Haddock.Utils ( mkEmptySigType )
import Data.Maybe ( catMaybes, mapMaybe, maybeToList )
@@ -104,15 +104,14 @@ tyThingToLHsDecl prr t = case t of
extractFamDefDecl :: FamilyDecl GhcRn -> Type -> TyFamDefltDecl GhcRn
extractFamDefDecl fd rhs =
- TyFamInstDecl $ HsIB { hsib_ext = hsq_ext (fdTyVars fd)
- , hsib_body = FamEqn
+ TyFamInstDecl $ FamEqn
{ feqn_ext = noExtField
, feqn_tycon = fdLName fd
- , feqn_bndrs = Nothing
+ , feqn_bndrs = HsOuterImplicit{hso_ximplicit = hsq_ext (fdTyVars fd)}
, feqn_pats = map (HsValArg . hsLTyVarBndrToType) $
hsq_explicit $ fdTyVars fd
, feqn_fixity = fdFixity fd
- , feqn_rhs = synifyType WithinType [] rhs }}
+ , feqn_rhs = synifyType WithinType [] rhs }
extractAtItem
:: ClassATItem
@@ -170,14 +169,14 @@ synifyAxBranch tc (CoAxBranch { cab_tvs = tkvs, cab_lhs = args, cab_rhs = rhs })
annot_typats = zipWith3 annotHsType (mkIsPolyTvs fam_tvs)
args_types_only typats
hs_rhs = synifyType WithinType [] rhs
- in HsIB { hsib_ext = map tyVarName tkvs
- , hsib_body = FamEqn { feqn_ext = noExtField
- , feqn_tycon = name
- , feqn_bndrs = Nothing
+ outer_bndrs = HsOuterImplicit{hso_ximplicit = map tyVarName tkvs}
-- TODO: this must change eventually
- , feqn_pats = map HsValArg annot_typats
- , feqn_fixity = synifyFixity name
- , feqn_rhs = hs_rhs } }
+ in FamEqn { feqn_ext = noExtField
+ , feqn_tycon = name
+ , feqn_bndrs = outer_bndrs
+ , feqn_pats = map HsValArg annot_typats
+ , feqn_fixity = synifyFixity name
+ , feqn_rhs = hs_rhs }
where
fam_tvs = tyConVisibleTyVars tc
@@ -371,6 +370,12 @@ synifyDataCon use_gadt_syntax dc =
(_univ_tvs, ex_tvs, _eq_spec, theta, arg_tys, res_ty) = dataConFullSig dc
user_tvbndrs = dataConUserTyVarBinders dc -- Used for GADT data constructors
+ outer_bndrs | null user_tvbndrs
+ = HsOuterImplicit { hso_ximplicit = [] }
+ | otherwise
+ = HsOuterExplicit { hso_xexplicit = noExtField
+ , hso_bndrs = map synifyTyVarBndr user_tvbndrs }
+
-- skip any EqTheta, use 'orig'inal syntax
ctx | null theta = Nothing
| otherwise = Just $ synifyCtx theta
@@ -407,10 +412,9 @@ synifyDataCon use_gadt_syntax dc =
then do
let hat = mk_gadt_arg_tys
return $ noLoc $ ConDeclGADT
- { con_g_ext = []
+ { con_g_ext = noExtField
, con_names = [name]
- , con_forall = noLoc $ not $ null user_tvbndrs
- , con_qvars = map synifyTyVarBndr user_tvbndrs
+ , con_bndrs = noLoc outer_bndrs
, con_mb_cxt = ctx
, con_g_args = hat
, con_res_ty = synifyType WithinType [] res_ty
@@ -531,17 +535,17 @@ data SynifyTypeState
synifySigType :: SynifyTypeState -> [TyVar] -> Type -> LHsSigType GhcRn
--- The empty binders is a bit suspicious;
--- what if the type has free variables?
-synifySigType s vs ty = mkEmptyImplicitBndrs (synifyType s vs ty)
+-- The use of mkEmptySigType (which uses empty binders in OuterImplicit)
+-- is a bit suspicious; what if the type has free variables?
+synifySigType s vs ty = mkEmptySigType (synifyType s vs ty)
synifySigWcType :: SynifyTypeState -> [TyVar] -> Type -> LHsSigWcType GhcRn
-- Ditto (see synifySigType)
-synifySigWcType s vs ty = mkEmptyWildCardBndrs (mkEmptyImplicitBndrs (synifyType s vs ty))
+synifySigWcType s vs ty = mkEmptyWildCardBndrs (mkEmptySigType (synifyType s vs ty))
synifyPatSynSigType :: PatSyn -> LHsSigType GhcRn
-- Ditto (see synifySigType)
-synifyPatSynSigType ps = mkEmptyImplicitBndrs (synifyPatSynType ps)
+synifyPatSynSigType ps = mkEmptySigType (synifyPatSynType ps)
-- | Depending on the first argument, try to default all type variables of kind
-- 'RuntimeRep' to 'LiftedType'.