diff options
Diffstat (limited to 'src/Haddock/Backends/LaTeX.hs')
| -rw-r--r-- | src/Haddock/Backends/LaTeX.hs | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/src/Haddock/Backends/LaTeX.hs b/src/Haddock/Backends/LaTeX.hs index 94adc558..2185340b 100644 --- a/src/Haddock/Backends/LaTeX.hs +++ b/src/Haddock/Backends/LaTeX.hs @@ -284,7 +284,7 @@ ppDecl :: LHsDecl DocName ppDecl (L loc decl) (doc, fnArgsDoc) instances subdocs = case decl of TyClD d@(FamDecl {}) -> ppTyFam False loc doc d unicode TyClD d@(DataDecl {}) - -> ppDataDecl instances subdocs loc doc d unicode + -> ppDataDecl instances subdocs loc (Just doc) d unicode TyClD d@(SynDecl {}) -> ppTySyn loc (doc, fnArgsDoc) d unicode -- Family instances happen via FamInst now -- TyClD d@(TySynonym {}) @@ -560,9 +560,11 @@ ppInstDecl unicode instHead = keyword "instance" <+> ppInstHead unicode instHead ppInstHead :: Bool -> InstHead DocName -> LaTeX -ppInstHead unicode ([], n, ts) = ppAppNameTypes n ts unicode -ppInstHead unicode (ctxt, n, ts) = ppContextNoLocs ctxt unicode <+> ppAppNameTypes n ts unicode - +ppInstHead unicode (n, ts, ClassInst ctx) = ppContextNoLocs ctx unicode <+> ppAppNameTypes n ts unicode +ppInstHead unicode (n, ts, TypeInst rhs) = keyword "type" + <+> ppAppNameTypes n ts unicode <+> equals <+> ppType unicode rhs +ppInstHead _unicode (_n, _ts, DataInst _dd) = + error "data instances not supported by --latex yet" lookupAnySubdoc :: (Eq name1) => name1 -> [(name1, DocForDecl name2)] -> DocForDecl name2 @@ -577,8 +579,8 @@ lookupAnySubdoc n subdocs = case lookup n subdocs of ppDataDecl :: [DocInstance DocName] -> - [(DocName, DocForDecl DocName)] -> - SrcSpan -> Documentation DocName -> TyClDecl DocName -> Bool -> + [(DocName, DocForDecl DocName)] -> SrcSpan -> + Maybe (Documentation DocName) -> TyClDecl DocName -> Bool -> LaTeX ppDataDecl instances subdocs _loc doc dataDecl unicode @@ -590,7 +592,7 @@ ppDataDecl instances subdocs _loc doc dataDecl unicode cons = dd_cons (tcdDataDefn dataDecl) resTy = (con_res . unLoc . head) cons - body = catMaybes [constrBit, documentationToLaTeX doc] + body = catMaybes [constrBit, doc >>= documentationToLaTeX] (whereBit, leaders) | null cons = (empty,[]) |