diff options
| -rw-r--r-- | src/Haddock/Interface/AttachInstances.hs | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/src/Haddock/Interface/AttachInstances.hs b/src/Haddock/Interface/AttachInstances.hs index 04c4e5e1..dea01d5f 100644 --- a/src/Haddock/Interface/AttachInstances.hs +++ b/src/Haddock/Interface/AttachInstances.hs @@ -32,6 +32,7 @@ import MonadUtils (liftIO) import Name import PrelNames import TcRnDriver (tcRnGetInfo) +import TcType (tcSplitSigmaTy) import TyCon import TypeRep import TysPrim( funTyCon ) @@ -64,13 +65,13 @@ attachToExportItem expInfo iface ifaceMap instIfaceMap export = expItemInstances = case mb_info of Just (_, _, instances) -> +{- let insts = map (first synifyInstHead) $ sortImage (first instHead) [ (instanceSig i, getName i) | i <- instances ] -{- FIXME +-} let insts = map (first synifyInstHead) $ sortImage (first instHead) $ filter (\((_,_,cls,tys),_) -> not $ isInstanceHidden expInfo cls tys) [ (instanceHead' i, getName i) | i <- instances ] --} in [ (inst, lookupInstDoc name iface ifaceMap instIfaceMap) | (inst, name) <- insts ] Nothing -> [] @@ -100,14 +101,12 @@ lookupInstDoc name iface ifaceMap instIfaceMap = -- | Like GHC's 'instanceHead' but drops "silent" arguments. -{- FIXME instanceHead' :: ClsInst -> ([TyVar], ThetaType, Class, [Type]) instanceHead' ispec = (tvs, dropSilentArgs dfun theta, cls, tys) where dfun = is_dfun ispec - (tvs, theta, cls, tys) = instanceHead ispec --} - + (tvs, cls, tys) = instanceHead ispec + (_, theta, _) = tcSplitSigmaTy . idType . is_dfun $ ispec -- | Drop "silent" arguments. See GHC Note [Silent superclass -- arguments]. |