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-rw-r--r--src/Haddock/Backends/LaTeX.hs9
-rw-r--r--src/Haddock/Backends/Xhtml/Decl.hs6
-rw-r--r--src/Haddock/Convert.hs5
-rw-r--r--src/Haddock/Interface/AttachInstances.hs5
4 files changed, 24 insertions, 1 deletions
diff --git a/src/Haddock/Backends/LaTeX.hs b/src/Haddock/Backends/LaTeX.hs
index deb224a8..e5f85b92 100644
--- a/src/Haddock/Backends/LaTeX.hs
+++ b/src/Haddock/Backends/LaTeX.hs
@@ -903,6 +903,15 @@ ppr_mono_ty ctxt_prec (HsParTy ty) unicode
ppr_mono_ty ctxt_prec (HsDocTy ty _) unicode
= ppr_mono_lty ctxt_prec ty unicode
+ppr_mono_ty _ (HsTyLit t) u = ppr_tylit t u
+
+
+ppr_tylit :: HsTyLit -> Bool -> LaTeX
+ppr_tylit (HsNumTy n) _ = integer n
+ppr_tylit (HsStrTy s) _ = text (show s)
+ -- XXX: Ok in verbatim, but not otherwise
+ -- XXX: Do something with Unicode parameter?
+
ppr_fun_ty :: Int -> LHsType DocName -> LHsType DocName -> Bool -> LaTeX
ppr_fun_ty ctxt_prec ty1 ty2 unicode
diff --git a/src/Haddock/Backends/Xhtml/Decl.hs b/src/Haddock/Backends/Xhtml/Decl.hs
index 28955c22..94753f23 100644
--- a/src/Haddock/Backends/Xhtml/Decl.hs
+++ b/src/Haddock/Backends/Xhtml/Decl.hs
@@ -751,6 +751,12 @@ ppr_mono_ty ctxt_prec (HsParTy ty) unicode qual
ppr_mono_ty ctxt_prec (HsDocTy ty _) unicode qual
= ppr_mono_lty ctxt_prec ty unicode qual
+ppr_mono_ty _ (HsTyLit n) _ _ = ppr_tylit n
+
+ppr_tylit :: HsTyLit -> Html
+ppr_tylit (HsNumTy n) = toHtml (show n)
+ppr_tylit (HsStrTy s) = toHtml (show s)
+
ppr_fun_ty :: Int -> LHsType DocName -> LHsType DocName -> Bool -> Qualification -> Html
ppr_fun_ty ctxt_prec ty1 ty2 unicode qual
diff --git a/src/Haddock/Convert.hs b/src/Haddock/Convert.hs
index 3dad9a2c..42c3bf1b 100644
--- a/src/Haddock/Convert.hs
+++ b/src/Haddock/Convert.hs
@@ -307,6 +307,11 @@ synifyType s forallty@(ForAllTy _tv _ty) =
sTau = synifyType WithinType tau
in noLoc $
HsForAllTy forallPlicitness sTvs sCtx sTau
+synifyType _ (LitTy t) = noLoc $ HsTyLit $ synifyTyLit t
+
+synifyTyLit :: TyLit -> HsTyLit
+synifyTyLit (NumTyLit n) = HsNumTy n
+synifyTyLit (StrTyLit s) = HsStrTy s
synifyKindSig :: Kind -> HsBndrSig (LHsKind Name)
synifyKindSig k = HsBSig (synifyType (error "synifyKind") k) placeHolderBndrs
diff --git a/src/Haddock/Interface/AttachInstances.hs b/src/Haddock/Interface/AttachInstances.hs
index 90416cd0..a4d4764e 100644
--- a/src/Haddock/Interface/AttachInstances.hs
+++ b/src/Haddock/Interface/AttachInstances.hs
@@ -106,7 +106,9 @@ getAllInfo name = withSession $ \hsc_env -> do
-- in Haddock output) and unifying special tycons with normal ones.
-- For the benefit of the user (looks nice and predictable) and the
-- tests (which prefer output to be deterministic).
-data SimpleType = SimpleType Name [SimpleType] deriving (Eq,Ord)
+data SimpleType = SimpleType Name [SimpleType]
+ | SimpleTyLit TyLit
+ deriving (Eq,Ord)
instHead :: ([TyVar], [PredType], Class, [Type]) -> ([Int], Name, [SimpleType])
@@ -126,6 +128,7 @@ instHead (_, _, cls, args)
where (SimpleType s ts) = simplify t1
simplify (TyVarTy v) = SimpleType (tyVarName v) []
simplify (TyConApp tc ts) = SimpleType (tyConName tc) (map simplify ts)
+ simplify (LitTy l) = SimpleTyLit l
-- sortImage f = sortBy (\x y -> compare (f x) (f y))