diff options
Diffstat (limited to 'src/Haddock/Backends/Xhtml')
| -rw-r--r-- | src/Haddock/Backends/Xhtml/Decl.hs | 78 |
1 files changed, 17 insertions, 61 deletions
diff --git a/src/Haddock/Backends/Xhtml/Decl.hs b/src/Haddock/Backends/Xhtml/Decl.hs index 28955c22..ee0223c2 100644 --- a/src/Haddock/Backends/Xhtml/Decl.hs +++ b/src/Haddock/Backends/Xhtml/Decl.hs @@ -29,7 +29,6 @@ import Haddock.Types import Control.Monad ( join ) import Data.List ( intersperse ) import qualified Data.Map as Map -import Data.Maybe import Text.XHtml hiding ( name, title, p, quote ) import GHC @@ -43,12 +42,9 @@ ppDecl :: Bool -> LinksInfo -> LHsDecl DocName -> Bool -> Qualification -> Html ppDecl summ links (L loc decl) (mbDoc, fnArgsDoc) instances subdocs unicode qual = case decl of TyClD d@(TyFamily {}) -> ppTyFam summ False links loc mbDoc d unicode qual - TyClD d@(TyData {}) - | Nothing <- tcdTyPats d -> ppDataDecl summ links instances subdocs loc mbDoc d unicode qual - | Just _ <- tcdTyPats d -> ppDataInst summ links loc mbDoc d - TyClD d@(TySynonym {}) - | Nothing <- tcdTyPats d -> ppTySyn summ links loc (mbDoc, fnArgsDoc) d unicode qual - | Just _ <- tcdTyPats d -> ppTyInst summ False links loc mbDoc d unicode qual + TyClD d@(TyDecl{ tcdTyDefn = defn }) + | isHsDataDefn defn -> ppDataDecl summ links instances subdocs loc mbDoc d unicode qual + | otherwise -> ppTySyn summ links loc (mbDoc, fnArgsDoc) d unicode qual TyClD d@(ClassDecl {}) -> ppClassDecl summ links instances loc mbDoc subdocs d unicode qual SigD (TypeSig lnames (L _ t)) -> ppFunSig summ links loc (mbDoc, fnArgsDoc) (map unLoc lnames) t unicode qual ForD d -> ppFor summ links loc (mbDoc, fnArgsDoc) d unicode qual @@ -121,7 +117,9 @@ ppFor _ _ _ _ _ _ _ = error "ppFor" -- we skip type patterns for now ppTySyn :: Bool -> LinksInfo -> SrcSpan -> DocForDecl DocName -> TyClDecl DocName -> Bool -> Qualification -> Html -ppTySyn summary links loc doc (TySynonym (L _ name) ltyvars _ ltype _) unicode qual +ppTySyn summary links loc doc (TyDecl { tcdLName = L _ name, tcdTyVars = ltyvars + , tcdTyDefn = TySynonym { td_synRhs = ltype } }) + unicode qual = ppTypeOrFunSig summary links loc [name] (unLoc ltype) doc (full, hdr, spaceHtml +++ equals) unicode qual where @@ -187,50 +185,6 @@ ppTyFam summary associated links loc mbDoc decl unicode qual -------------------------------------------------------------------------------- --- * Indexed data types --------------------------------------------------------------------------------- - - -ppDataInst :: a -ppDataInst = undefined - - --------------------------------------------------------------------------------- --- * Indexed newtypes --------------------------------------------------------------------------------- - --- TODO --- ppNewTyInst = undefined - - --------------------------------------------------------------------------------- --- * Indexed types --------------------------------------------------------------------------------- - - -ppTyInst :: Bool -> Bool -> LinksInfo -> SrcSpan -> Maybe (Doc DocName) -> - TyClDecl DocName -> Bool -> Qualification -> Html -ppTyInst summary associated links loc mbDoc decl unicode qual - - | summary = ppTyInstHeader True associated decl unicode qual - | otherwise = header_ +++ maybeDocSection qual mbDoc - - where - docname = tcdName decl - - header_ = topDeclElem links loc [docname] - (ppTyInstHeader summary associated decl unicode qual) - - -ppTyInstHeader :: Bool -> Bool -> TyClDecl DocName -> Bool -> Qualification -> Html -ppTyInstHeader _ _ decl unicode qual = - keyword "type instance" <+> - ppAppNameTypes (tcdName decl) typeArgs unicode qual - where - typeArgs = map unLoc . fromJust . tcdTyPats $ decl - - --------------------------------------------------------------------------------- -- * Associated Types -------------------------------------------------------------------------------- @@ -240,7 +194,6 @@ ppAssocType :: Bool -> LinksInfo -> DocForDecl DocName -> LTyClDecl DocName -> B ppAssocType summ links doc (L loc decl) unicode qual = case decl of TyFamily {} -> ppTyFam summ True links loc (fst doc) decl unicode qual - TySynonym {} -> ppTySyn summ links loc doc decl unicode qual _ -> error "declaration type not supported by ppAssocType" @@ -353,6 +306,8 @@ ppShortClassDecl summary links (ClassDecl lctxt lname tvs fds sigs _ ats _ _) lo [ ppAssocType summary links doc at unicode qual | at <- ats , let doc = lookupAnySubdoc (tcdName $ unL at) subdocs ] ++ + -- ToDo: add associated type defaults + [ ppFunSig summary links loc doc names typ unicode qual | L _ (TypeSig lnames (L _ typ)) <- sigs , let doc = lookupAnySubdoc (head names) subdocs @@ -385,6 +340,7 @@ ppClassDecl summary links instances loc mbDoc subdocs hdr = ppClassHdr summary lctxt (unLoc lname) ltyvars lfds + -- ToDo: add assocatied typ defaults atBit = subAssociatedTypes [ ppAssocType summary links doc at unicode qual | at <- ats , let doc = lookupAnySubdoc (tcdName $ unL at) subdocs ] @@ -448,7 +404,7 @@ ppShortDataDecl summary _links _loc dataDecl unicode qual doConstr c con = toHtml [c] <+> ppShortConstr summary (unLoc con) unicode qual doGADTConstr con = ppShortConstr summary (unLoc con) unicode qual - cons = tcdCons dataDecl + cons = td_cons (tcdTyDefn dataDecl) resTy = (con_res . unLoc . head) cons @@ -463,7 +419,7 @@ ppDataDecl summary links instances subdocs loc mbDoc dataDecl unicode qual where docname = unLoc . tcdLName $ dataDecl - cons = tcdCons dataDecl + cons = td_cons (tcdTyDefn dataDecl) resTy = (con_res . unLoc . head) cons header_ = topDeclElem links loc [docname] (ppDataHeader summary dataDecl unicode qual @@ -618,15 +574,15 @@ ppShortField summary unicode qual (ConDeclField (L _ name) ltype _) -- | Print the LHS of a data\/newtype declaration. -- Currently doesn't handle 'data instance' decls or kind signatures ppDataHeader :: Bool -> TyClDecl DocName -> Bool -> Qualification -> Html -ppDataHeader summary decl unicode qual - | not (isDataDecl decl) = error "ppDataHeader: illegal argument" - | otherwise = - -- newtype or data - (if tcdND decl == NewType then keyword "newtype" else keyword "data") <+> +ppDataHeader summary decl@(TyDecl { tcdTyDefn = TyData { td_ND = nd, td_ctxt = ctxt } }) + unicode qual + = -- newtype or data + (case nd of { NewType -> keyword "newtype"; DataType -> keyword "data" }) <+> -- context - ppLContext (tcdCtxt decl) unicode qual <+> + ppLContext ctxt unicode qual <+> -- T a b c ..., or a :+: b ppTyClBinderWithVars summary decl +ppDataHeader _ _ _ _ = error "ppDataHeader: illegal argument" -------------------------------------------------------------------------------- |