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authorBen Gamari <ben@smart-cactus.org>2017-03-23 09:25:33 -0400
committerBen Gamari <ben@smart-cactus.org>2017-03-23 09:25:33 -0400
commit606da884355527051afe0058c2f8b0ac2005e01b (patch)
tree9388f16cb30761dd3f37c0bd3b6e251f9ebc2f87 /haddock-api/src/Haddock/Interface/Create.hs
parent4eb765ca4205c79539d60b7afa9b7e261a4a49fe (diff)
parent240bc38b94ed2d0af27333b23392d03eeb615e82 (diff)
Merge commit '240bc38b94ed2d0af27333b23392d03eeb615e82' into HEAD
Diffstat (limited to 'haddock-api/src/Haddock/Interface/Create.hs')
-rw-r--r--haddock-api/src/Haddock/Interface/Create.hs16
1 files changed, 12 insertions, 4 deletions
diff --git a/haddock-api/src/Haddock/Interface/Create.hs b/haddock-api/src/Haddock/Interface/Create.hs
index cd46831e..e594feae 100644
--- a/haddock-api/src/Haddock/Interface/Create.hs
+++ b/haddock-api/src/Haddock/Interface/Create.hs
@@ -877,13 +877,21 @@ extractDecl name decl
| otherwise =
case unLoc decl of
TyClD d@ClassDecl {} ->
- let matches = [ sig | sig <- tcdSigs d, name `elem` sigName sig,
- isTypeLSig sig ] -- TODO: document fixity
+ let matches = [ lsig
+ | lsig <- tcdSigs d
+ , ClassOpSig False _ _ <- pure $ unLoc lsig
+ -- Note: exclude `default` declarations (see #505)
+ , name `elem` sigName lsig
+ ]
+ -- TODO: document fixity
in case matches of
[s0] -> let (n, tyvar_names) = (tcdName d, tyClDeclTyVars d)
L pos sig = addClassContext n tyvar_names s0
in L pos (SigD sig)
- _ -> error "internal: extractDecl (ClassDecl)"
+ _ -> O.pprPanic "extractDecl" (O.text "Ambiguous decl for" O.<+> O.ppr name O.<+> O.text "in class:"
+ O.$$ O.nest 4 (O.ppr d)
+ O.$$ O.text "Matches:"
+ O.$$ O.nest 4 (O.ppr matches))
TyClD d@DataDecl {} ->
let (n, tyvar_tys) = (tcdName d, lHsQTyVarsToTypes (tyClDeclTyVars d))
in SigD <$> extractRecSel name n tyvar_tys (dd_cons (tcdDataDefn d))
@@ -918,7 +926,7 @@ extractRecSel nm t tvs (L _ con : rest) =
matching_fields flds = [ (l,f) | f@(L _ (ConDeclField ns _ _)) <- flds
, L l n <- ns, selectorFieldOcc n == nm ]
data_ty
- -- | ResTyGADT _ ty <- con_res con = ty
+ -- ResTyGADT _ ty <- con_res con = ty
| ConDeclGADT{} <- con = hsib_body $ con_type con
| otherwise = foldl' (\x y -> noLoc (HsAppTy x y)) (noLoc (HsTyVar NotPromoted (noLoc t))) tvs