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-rw-r--r--src/Haddock/Interface/Create.hs32
1 files changed, 19 insertions, 13 deletions
diff --git a/src/Haddock/Interface/Create.hs b/src/Haddock/Interface/Create.hs
index c3ae6338..2277e5b2 100644
--- a/src/Haddock/Interface/Create.hs
+++ b/src/Haddock/Interface/Create.hs
@@ -128,7 +128,13 @@ parseOption other = tell ["Unrecognised option: " ++ other] >> return Nothing
-- Declarations
--------------------------------------------------------------------------------
-type DeclWithDoc = (LHsDecl Name, Maybe (HsDoc Name))
+-- convenient short-hands
+
+type Decl = LHsDecl Name
+type Doc = HsDoc Name
+
+
+type DeclWithDoc = (Decl, Maybe Doc)
-- | A list of type or data instance declarations with an optional family
@@ -165,7 +171,7 @@ subordinates (TyClD d) = classDataSubs d
subordinates _ = []
-classDataSubs :: TyClDecl Name -> [(Name, Maybe (HsDoc Name))]
+classDataSubs :: TyClDecl Name -> [(Name, Maybe Doc)]
classDataSubs decl
| isClassDecl decl = classMeths
| isDataDecl decl = recordFields
@@ -207,8 +213,8 @@ filterOutInstances = filter (\(L _ d, _) -> not (isInstD d))
-- | Take all declarations in an 'HsGroup' and convert them into a list of
--- 'LHsDecl's
-declsFromGroup :: HsGroup Name -> [LHsDecl Name]
+-- 'Decl's
+declsFromGroup :: HsGroup Name -> [Decl]
-- TODO: actually take all declarations
declsFromGroup group =
decls hs_tyclds TyClD group ++
@@ -304,11 +310,11 @@ instToData inst = TyData {
-- | Collect the docs and attach them to the right declaration
-collectDocs :: [LHsDecl Name] -> [DeclWithDoc]
+collectDocs :: [Decl] -> [(Decl, (Maybe Doc))]
collectDocs decls = collect Nothing DocEmpty decls
-collect :: Maybe (LHsDecl Name) -> HsDoc Name -> [LHsDecl Name] -> [DeclWithDoc]
+collect :: Maybe Decl -> Doc -> [Decl] -> [(Decl, (Maybe Doc))]
collect d doc_so_far [] =
case d of
Nothing -> []
@@ -330,7 +336,7 @@ collect d doc_so_far (e:es) =
| otherwise -> finishedDoc d0 doc_so_far (collect (Just e) DocEmpty es)
-finishedDoc :: LHsDecl Name -> HsDoc Name -> [DeclWithDoc] -> [DeclWithDoc]
+finishedDoc :: Decl -> Doc -> [(Decl, (Maybe Doc))] -> [(Decl, (Maybe Doc))]
finishedDoc d DocEmpty rest = (d, Nothing) : rest
finishedDoc d doc rest | notDocDecl d = (d, Just doc) : rest
where
@@ -362,7 +368,7 @@ mkExportItems
:: ModuleMap
-> Module -- this module
-> [Name] -- exported names (orig)
- -> [DeclWithDoc]
+ -> [(Decl, Maybe Doc)]
-> Map Name DeclWithDoc -- maps local names to declarations
-> Map Name Family
-> Map Name [Name] -- sub-map for this module
@@ -429,7 +435,7 @@ mkExportItems modMap this_mod exported_names decls declMap famMap sub_map
| otherwise -> return [ ExportModule m ]
Nothing -> return [] -- already emitted a warning in visibleNames
- findDecl :: Name -> Maybe (LHsDecl Name, Maybe (HsDoc Name))
+ findDecl :: Name -> Maybe (Decl, Maybe Doc)
findDecl n
| m == this_mod = Map.lookup n declMap
| otherwise = case Map.lookup m modMap of
@@ -439,7 +445,7 @@ mkExportItems modMap this_mod exported_names decls declMap famMap sub_map
m = nameModule n
-fullContentsOfThisModule :: Module -> [(LHsDecl Name, Maybe (HsDoc Name))] -> [ExportItem Name]
+fullContentsOfThisModule :: Module -> [(Decl, Maybe Doc)] -> [ExportItem Name]
fullContentsOfThisModule module_ decls = catMaybes (map mkExportItem decls)
where
mkExportItem (L _ (DocD (DocGroup lev doc)), _) = Just $ ExportGroup lev "" doc
@@ -451,7 +457,7 @@ fullContentsOfThisModule module_ decls = catMaybes (map mkExportItem decls)
-- it might be an individual record selector or a class method. In these
-- cases we have to extract the required declaration (and somehow cobble
-- together a type signature for it...)
-extractDecl :: Name -> Module -> LHsDecl Name -> LHsDecl Name
+extractDecl :: Name -> Module -> Decl -> Decl
extractDecl name mdl decl
| Just n <- getMainDeclBinder (unLoc decl), n == name = decl
| otherwise =
@@ -523,7 +529,7 @@ mkVisibleNames :: Module
-> Map Name [Name]
-> Maybe [IE Name]
-> [DocOption]
- -> Map Name (LHsDecl Name, Maybe (HsDoc Name))
+ -> Map Name (Decl, Maybe Doc)
-> ErrMsgM [Name]
mkVisibleNames mdl modMap localNames scope subMap maybeExps opts declMap
@@ -582,7 +588,7 @@ allSubsOfName modMap name
-- Named documentation
-findNamedDoc :: String -> [HsDecl Name] -> ErrMsgM (Maybe (HsDoc Name))
+findNamedDoc :: String -> [HsDecl Name] -> ErrMsgM (Maybe Doc)
findNamedDoc name decls = search decls
where
search [] = do