packages feed

haddock-api 2.24.2 → 2.25.0

raw patch · 33 files changed

+1452/−1287 lines, 33 filesdep +exceptionsdep +mtldep ~basedep ~ghc

Dependencies added: exceptions, mtl

Dependency ranges changed: base, ghc

Files

haddock-api.cabal view
@@ -1,6 +1,6 @@ cabal-version:        2.0 name:                 haddock-api-version:              2.24.2+version:              2.25.0 synopsis:             A documentation-generation tool for Haskell libraries description:          Haddock is a documentation-generation tool for Haskell                       libraries@@ -13,7 +13,7 @@ copyright:            (c) Simon Marlow, David Waern category:             Documentation build-type:           Simple-tested-with:          GHC==8.10.*+tested-with:          GHC==9.0.*  extra-source-files:   CHANGES.md@@ -43,8 +43,8 @@   default-language: Haskell2010    -- this package typically supports only single major versions-  build-depends: base            ^>= 4.14.0-               , ghc             ^>= 8.10+  build-depends: base            ^>= 4.15.0+               , ghc             ^>= 9.0                , ghc-paths       ^>= 0.1.0.9                , haddock-library ^>= 1.10.0                , xhtml           ^>= 3000.2.2@@ -57,8 +57,10 @@                , containers                , deepseq                , directory+               , exceptions                , filepath                , ghc-boot+               , mtl                , transformers    hs-source-dirs: src@@ -66,6 +68,7 @@   ghc-options: -funbox-strict-fields -O2                -Wall                -Wcompat+               -Wcompat-unqualified-imports                -Widentities                -Wredundant-constraints                -Wnoncanonical-monad-instances@@ -172,7 +175,7 @@     Haddock.Backends.Hyperlinker.Parser     Haddock.Backends.Hyperlinker.Types -  build-depends: ghc             ^>= 8.10+  build-depends: ghc             ^>= 9.0                , ghc-paths       ^>= 0.1.0.12                , haddock-library ^>= 1.10.0                , xhtml           ^>= 3000.2.2@@ -188,8 +191,10 @@                , containers                , deepseq                , directory+               , exceptions                , filepath                , ghc-boot+               , mtl                , transformers    build-tool-depends:
resources/html/quick-jump.css view
@@ -15,7 +15,6 @@   left: calc(50% - 22em);   width: 44em;   z-index: 1000;-  pointer-events: none;   overflow-y: auto; } 
src/Haddock.hs view
@@ -55,27 +55,25 @@ import qualified Data.Map as Map import System.IO import System.Exit+import System.FilePath  #ifdef IN_GHC_TREE-import System.FilePath import System.Environment (getExecutablePath) #else import qualified GHC.Paths as GhcPaths import Paths_haddock_api (getDataDir) #endif import System.Directory (doesDirectoryExist, getTemporaryDirectory)-import System.FilePath ((</>))  import Text.ParserCombinators.ReadP (readP_to_S) import GHC hiding (verbosity)-import Config-import DynFlags hiding (projectVersion, verbosity)-import ErrUtils-import Packages-import Panic (handleGhcException)-import Module-import FastString-import Outputable (defaultUserStyle)+import GHC.Settings.Config+import GHC.Driver.Session hiding (projectVersion, verbosity)+import GHC.Utils.Outputable (defaultUserStyle, withPprStyle)+import GHC.Utils.Error+import GHC.Unit+import GHC.Utils.Panic (handleGhcException)+import GHC.Data.FastString  -------------------------------------------------------------------------------- -- * Exception handling@@ -154,12 +152,17 @@   sinceQual <- rightOrThrowE (sinceQualification flags)    -- inject dynamic-too into flags before we proceed-  flags' <- ghc flags $ do+  flags'' <- ghc flags $ do         df <- getDynFlags         case lookup "GHC Dynamic" (compilerInfo df) of           Just "YES" -> return $ Flag_OptGhc "-dynamic-too" : flags           _ -> return flags +  flags' <- pure $ case optParCount flags'' of+    Nothing       -> flags''+    Just Nothing  -> Flag_OptGhc "-j" : flags''+    Just (Just n) -> Flag_OptGhc ("-j" ++ show n) : flags''+   -- bypass the interface version check   let noChecks = Flag_BypassInterfaceVersonCheck `elem` flags @@ -185,7 +188,7 @@     forM_ (optShowInterfaceFile flags) $ \path -> liftIO $ do       mIfaceFile <- readInterfaceFiles freshNameCache [(("", Nothing), path)] noChecks       forM_ mIfaceFile $ \(_, ifaceFile) -> do-        logOutput dflags (defaultUserStyle dflags) (renderJson (jsonInterfaceFile ifaceFile))+        logOutput dflags $ withPprStyle defaultUserStyle (renderJson (jsonInterfaceFile ifaceFile))      if not (null files) then do       (packages, ifaces, homeLinks) <- readPackagesAndProcessModules flags files@@ -286,6 +289,7 @@     opt_latex_style      = optLaTeXStyle     flags     opt_source_css       = optSourceCssFile  flags     opt_mathjax          = optMathjax        flags+    pkgs                 = unitState dflags     dflags'       | unicode          = gopt_set dflags Opt_PrintUnicodeSyntax       | otherwise        = dflags@@ -297,8 +301,8 @@     allVisibleIfaces = [ i | i <- allIfaces, OptHide `notElem` instOptions i ]      pkgMod           = fmap ifaceMod (listToMaybe ifaces)-    pkgKey           = fmap moduleUnitId pkgMod-    pkgStr           = fmap unitIdString pkgKey+    pkgKey           = fmap moduleUnit pkgMod+    pkgStr           = fmap unitString pkgKey     pkgNameVer       = modulePackageInfo dflags flags pkgMod     pkgName          = fmap (unpackFS . (\(PackageName n) -> n)) (fst pkgNameVer)     sincePkg         = case sinceQual of@@ -315,7 +319,7 @@       (Map.map SrcExternal extSrcMap)       (Map.fromList [ (ifaceMod iface, SrcLocal) | iface <- ifaces ]) -    pkgSrcMap = Map.mapKeys moduleUnitId extSrcMap+    pkgSrcMap = Map.mapKeys moduleUnit extSrcMap     pkgSrcMap'       | Flag_HyperlinkedSource `elem` flags       , Just k <- pkgKey@@ -344,11 +348,11 @@     -- records the *wired in* identity base.  So untranslate it     -- so that we can service the request.     unwire :: Module -> Module-    unwire m = m { moduleUnitId = unwireUnitId dflags (moduleUnitId m) }+    unwire m = m { moduleUnit = unwireUnit (unitState dflags) (moduleUnit m) }    reexportedIfaces <- concat `fmap` (for (reexportFlags flags) $ \mod_str -> do     let warn = hPutStrLn stderr . ("Warning: " ++)-    case readP_to_S parseModuleId mod_str of+    case readP_to_S parseHoleyModule mod_str of       [(m, "")]         | Just iface <- Map.lookup m installedMap         -> return [iface]@@ -375,7 +379,7 @@   when (Flag_GenContents `elem` flags) $ do     withTiming dflags' "ppHtmlContents" (const ()) $ do       _ <- {-# SCC ppHtmlContents #-}-           ppHtmlContents dflags' odir title pkgStr+           ppHtmlContents pkgs odir title pkgStr                      themes opt_mathjax opt_index_url sourceUrls' opt_wiki_urls                      allVisibleIfaces True prologue pretty                      sincePkg (makeContentsQual qual)@@ -385,7 +389,7 @@   when (Flag_Html `elem` flags) $ do     withTiming dflags' "ppHtml" (const ()) $ do       _ <- {-# SCC ppHtml #-}-           ppHtml dflags' title pkgStr visibleIfaces reexportedIfaces odir+           ppHtml pkgs title pkgStr visibleIfaces reexportedIfaces odir                   prologue                   themes opt_mathjax sourceUrls' opt_wiki_urls                   opt_contents_url opt_index_url unicode sincePkg qual
src/Haddock/Backends/Hoogle.hs view
@@ -18,19 +18,20 @@     ppHoogle   ) where -import BasicTypes ( OverlapFlag(..), OverlapMode(..), SourceText(..)+import GHC.Types.Basic ( OverlapFlag(..), OverlapMode(..), SourceText(..)                   , PromotionFlag(..), TopLevelFlag(..) )-import InstEnv (ClsInst(..))+import GHC.Core.InstEnv (ClsInst(..)) import Documentation.Haddock.Markup import Haddock.GhcUtils import Haddock.Types hiding (Version) import Haddock.Utils hiding (out)  import GHC-import Outputable+import GHC.Utils.Outputable as Outputable+import GHC.Parser.Annotation (IsUnicodeSyntax(..))  import Data.Char-import Data.List (isPrefixOf, intercalate)+import Data.List (intercalate, isPrefixOf) import Data.Maybe import Data.Version @@ -72,12 +73,12 @@ dropHsDocTy = f     where         g (L src x) = L src (f x)-        f (HsForAllTy x fvf a e) = HsForAllTy x fvf a (g e)+        f (HsForAllTy x a e) = HsForAllTy x a (g e)         f (HsQualTy x a e) = HsQualTy x a (g e)         f (HsBangTy x a b) = HsBangTy x a (g b)         f (HsAppTy x a b) = HsAppTy x (g a) (g b)         f (HsAppKindTy x a b) = HsAppKindTy x (g a) (g b)-        f (HsFunTy x a b) = HsFunTy x (g a) (g b)+        f (HsFunTy x w a b) = HsFunTy x w (g a) (g b)         f (HsListTy x a) = HsListTy x (g a)         f (HsTupleTy x a b) = HsTupleTy x a (map g b)         f (HsOpTy x a b c) = HsOpTy x (g a) b (g c)@@ -196,7 +197,6 @@               -- for Hoogle, so pretend it doesn't have any.               ClosedTypeFamily{} -> decl { fdInfo = OpenTypeFamily }               _                  -> decl-ppFam _ (XFamilyDecl nec) = noExtCon nec  ppInstance :: DynFlags -> ClsInst -> [String] ppInstance dflags x =@@ -238,30 +238,29 @@   -- AZ:TODO get rid of the concatMap    = concatMap (lookupCon dflags subdocs) [con_name con] ++ f (getConArgs con)     where-        f (PrefixCon args) = [typeSig name $ args ++ [resType]]+        f (PrefixCon args) = [typeSig name $ (map hsScaledThing args) ++ [resType]]         f (InfixCon a1 a2) = f $ PrefixCon [a1,a2]-        f (RecCon (L _ recs)) = f (PrefixCon $ map cd_fld_type (map unLoc recs)) ++ concat+        f (RecCon (L _ recs)) = f (PrefixCon $ map (hsLinear . cd_fld_type . unLoc) recs) ++ concat                           [(concatMap (lookupCon dflags subdocs . noLoc . extFieldOcc . unLoc) (cd_fld_names r)) ++                            [out dflags (map (extFieldOcc . unLoc) $ cd_fld_names r) `typeSig` [resType, cd_fld_type r]]                           | r <- map unLoc recs] -        funs = foldr1 (\x y -> noLoc $ HsFunTy noExtField x y)-        apps = foldl1 (\x y -> noLoc $ HsAppTy noExtField x y)+        funs = foldr1 (\x y -> reL $ HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) x y)+        apps = foldl1 (\x y -> reL $ HsAppTy noExtField x y) -        typeSig nm flds = operator nm ++ " :: " ++ outHsType dflags (unLoc $ funs flds)+        typeSig nm flds = operator nm ++ " :: " ++ outHsType dflags (unL $ funs flds)          -- We print the constructors as comma-separated list. See GHC         -- docs for con_names on why it is a list to begin with.         name = commaSeparate dflags . map unLoc $ getConNames con -        resType = let c  = HsTyVar noExtField NotPromoted (noLoc (tcdName dat))-                      as = map (tyVarBndr2Type . unLoc) (hsQTvExplicit $ tyClDeclTyVars dat)-                  in apps (map noLoc (c : as))+        tyVarArg (UserTyVar _ _ n) = HsTyVar noExtField NotPromoted n+        tyVarArg (KindedTyVar _ _ n lty) = HsKindSig noExtField (reL (HsTyVar noExtField NotPromoted n)) lty+        tyVarArg _ = panic "ppCtor" -        tyVarBndr2Type :: HsTyVarBndr GhcRn -> HsType GhcRn-        tyVarBndr2Type (UserTyVar _ n) = HsTyVar noExtField NotPromoted n-        tyVarBndr2Type (KindedTyVar _ n k) = HsKindSig noExtField (noLoc (HsTyVar noExtField NotPromoted n)) k-        tyVarBndr2Type (XTyVarBndr nec) = noExtCon nec+        resType = apps $ map reL $+                        (HsTyVar noExtField NotPromoted (reL (tcdName dat))) :+                        map (tyVarArg . unLoc) (hsQTvExplicit $ tyClDeclTyVars dat)  ppCtor dflags _dat subdocs con@(ConDeclGADT { })    = concatMap (lookupCon dflags subdocs) (getConNames con) ++ f@@ -270,7 +269,6 @@          typeSig nm ty = operator nm ++ " :: " ++ outHsType dflags (unLoc ty)         name = out dflags $ map unLoc $ getConNames con-ppCtor _ _ _ (XConDecl nec) = noExtCon nec  ppFixity :: DynFlags -> (Name, Fixity) -> [String] ppFixity dflags (name, fixity) = [out dflags ((FixitySig noExtField [noLoc name] fixity) :: FixitySig GhcRn)]
src/Haddock/Backends/Hyperlinker.hs view
@@ -18,14 +18,14 @@ import System.Directory import System.FilePath -import HieTypes       ( HieFile(..), HieAST(..), HieASTs(..), NodeInfo(..) )-import HieBin         ( readHieFile, hie_file_result)+import GHC.Iface.Ext.Types  ( HieFile(..), HieASTs(..), HieAST(..), SourcedNodeInfo(..) )+import GHC.Iface.Ext.Binary ( readHieFile, hie_file_result, NameCacheUpdater(..))+import GHC.Types.SrcLoc     ( realSrcLocSpan, mkRealSrcLoc ) import Data.Map as M-import FastString     ( mkFastString )-import Module         ( Module, moduleName )-import NameCache      ( initNameCache )-import SrcLoc         ( mkRealSrcLoc, realSrcLocSpan )-import UniqSupply     ( mkSplitUniqSupply )+import GHC.Data.FastString     ( mkFastString )+import GHC.Unit.Module         ( Module, moduleName )+import GHC.Types.Name.Cache    ( initNameCache )+import GHC.Types.Unique.Supply ( mkSplitUniqSupply )   -- | Generate hyperlinked source for given interfaces.@@ -58,12 +58,14 @@     Just hfp -> do         -- Parse the GHC-produced HIE file         u <- mkSplitUniqSupply 'a'+        let nc = (initNameCache u [])+            ncu = NCU $ \f -> pure $ snd $ f nc         HieFile { hie_hs_file = file                 , hie_asts = HieASTs asts                 , hie_types = types                 , hie_hs_src = rawSrc-                } <- (hie_file_result . fst)-                 <$> (readHieFile (initNameCache u []) hfp)+                } <- hie_file_result+                 <$> (readHieFile ncu hfp)          -- Get the AST and tokens corresponding to the source file we want         let fileFs = mkFastString file@@ -87,15 +89,10 @@     render' = render (Just srcCssFile) (Just highlightScript) srcs     path = srcdir </> hypSrcModuleFile (ifaceMod iface) -    emptyNodeInfo = NodeInfo-      { nodeAnnotations = mempty-      , nodeType = []-      , nodeIdentifiers = mempty-      }     emptyHieAst fileFs = Node-      { nodeInfo = emptyNodeInfo-      , nodeSpan = realSrcLocSpan (mkRealSrcLoc fileFs 1 0)+      { nodeSpan = realSrcLocSpan (mkRealSrcLoc fileFs 1 0)       , nodeChildren = []+      , sourcedNodeInfo = SourcedNodeInfo mempty       }  -- | Name of CSS file in output directory.
src/Haddock/Backends/Hyperlinker/Parser.hs view
@@ -3,21 +3,24 @@ {-# OPTIONS_GHC -Wno-incomplete-uni-patterns #-} module Haddock.Backends.Hyperlinker.Parser (parse) where +import Control.Monad.Trans.Maybe+import Control.Monad.Trans.Class import Control.Applicative ( Alternative(..) ) import Data.List           ( isPrefixOf, isSuffixOf )  import qualified Data.ByteString as BS -import BasicTypes          ( IntegralLit(..) )-import DynFlags-import ErrUtils            ( pprLocErrMsg )-import FastString          ( mkFastString )-import Lexer               ( P(..), ParseResult(..), PState(..), Token(..)-                           , mkPStatePure, lexer, mkParserFlags', getErrorMessages, addFatalError )-import Bag                 ( bagToList )-import Outputable          ( showSDoc, panic, text, ($$) )-import SrcLoc-import StringBuffer        ( StringBuffer, atEnd )+import GHC.Types.Basic     ( IntegralLit(..) )+import GHC.Driver.Session+import GHC.Utils.Error     ( pprLocErrMsg )+import GHC.Data.FastString ( mkFastString )+import GHC.Parser.Lexer    as Lexer+                           ( P(..), ParseResult(..), PState(..), Token(..)+                           , mkPStatePure, lexer, mkParserFlags', getErrorMessages)+import GHC.Data.Bag         ( bagToList )+import GHC.Utils.Outputable ( showSDoc, panic, text, ($$) )+import GHC.Types.SrcLoc+import GHC.Data.StringBuffer ( StringBuffer, atEnd )  import Haddock.Backends.Hyperlinker.Types as T import Haddock.GhcUtils@@ -44,7 +47,7 @@     start = mkRealSrcLoc (mkFastString fpath) 1 1     pflags = mkParserFlags' (warningFlags dflags)                             (extensionFlags dflags)-                            (thisPackage dflags)+                            (homeUnitId dflags)                             (safeImportsOn dflags)                             False -- lex Haddocks as comment tokens                             True  -- produce comment tokens@@ -57,7 +60,10 @@       (b, _) <- getInput       if not (atEnd b)         then do-          (newToks, inPrag') <- parseCppLine <|> parsePlainTok inPrag <|> unknownLine+          mtok <- runMaybeT (parseCppLine <|> parsePlainTok inPrag)+          (newToks, inPrag') <- case mtok of+            Nothing -> unknownLine+            Just a -> pure a           go inPrag' (newToks ++ toks)         else           pure toks@@ -65,36 +71,36 @@     -- | Like 'Lexer.lexer', but slower, with a better API, and filtering out empty tokens     wrappedLexer :: P (RealLocated Lexer.Token)     wrappedLexer = Lexer.lexer False andThen-      where andThen (L (RealSrcSpan s) t)+      where andThen (L (RealSrcSpan s _) t)               | srcSpanStartLine s /= srcSpanEndLine s ||                 srcSpanStartCol s /= srcSpanEndCol s               = pure (L s t)-            andThen (L (RealSrcSpan s) ITeof) = pure (L s ITeof)+            andThen (L (RealSrcSpan s _) ITeof) = pure (L s ITeof)             andThen _ = wrappedLexer      -- | Try to parse a CPP line (can fail)-    parseCppLine :: P ([T.Token], Bool)-    parseCppLine = do+    parseCppLine :: MaybeT P ([T.Token], Bool)+    parseCppLine = MaybeT $ do       (b, l) <- getInput       case tryCppLine l b of         Just (cppBStr, l', b')              -> let cppTok = T.Token { tkType = TkCpp                                      , tkValue = cppBStr                                      , tkSpan = mkRealSrcSpan l l' }-                in setInput (b', l') *> pure ([cppTok], False)-        _    -> empty+                in setInput (b', l') *> pure (Just ([cppTok], False))+        _    -> return Nothing      -- | Try to parse a regular old token (can fail)-    parsePlainTok :: Bool -> P ([T.Token], Bool)  -- return list is only ever 0-2 elements+    parsePlainTok :: Bool -> MaybeT P ([T.Token], Bool)  -- return list is only ever 0-2 elements     parsePlainTok inPrag = do-      (bInit, lInit) <- getInput-      L sp tok <- Lexer.lexer False return-      (bEnd, _) <- getInput+      (bInit, lInit) <- lift getInput+      L sp tok <- tryP (Lexer.lexer False return)+      (bEnd, _) <- lift getInput       case sp of         UnhelpfulSpan _ -> pure ([], False) -- pretend the token never existed-        RealSrcSpan rsp -> do+        RealSrcSpan rsp _ -> do           let typ = if inPrag then TkPragma else classify tok-              RealSrcLoc lStart = srcSpanStart sp -- safe since @sp@ is real+              RealSrcLoc lStart _ = srcSpanStart sp -- safe since @sp@ is real               (spaceBStr, bStart) = spanPosition lInit lStart bInit               inPragDef = inPragma inPrag tok @@ -102,24 +108,24 @@              -- Update internal line + file position if this is a LINE pragma             ITline_prag _ -> tryOrElse (bEnd, inPragDef) $ do-              L _ (ITinteger (IL { il_value = line })) <- wrappedLexer-              L _ (ITstring _ file)                    <- wrappedLexer-              L spF ITclose_prag                       <- wrappedLexer+              L _ (ITinteger (IL { il_value = line })) <- tryP wrappedLexer+              L _ (ITstring _ file)                    <- tryP wrappedLexer+              L spF ITclose_prag                       <- tryP wrappedLexer                let newLoc = mkRealSrcLoc file (fromIntegral line - 1) (srcSpanEndCol spF)-              (bEnd'', _) <- getInput-              setInput (bEnd'', newLoc)+              (bEnd'', _) <- lift getInput+              lift $ setInput (bEnd'', newLoc)                pure (bEnd'', False)              -- Update internal column position if this is a COLUMN pragma             ITcolumn_prag _ -> tryOrElse (bEnd, inPragDef) $ do-              L _ (ITinteger (IL { il_value = col }))  <- wrappedLexer-              L spF ITclose_prag                       <- wrappedLexer+              L _ (ITinteger (IL { il_value = col }))  <- tryP wrappedLexer+              L spF ITclose_prag                       <- tryP wrappedLexer                let newLoc = mkRealSrcLoc (srcSpanFile spF) (srcSpanEndLine spF) (fromIntegral col)-              (bEnd'', _) <- getInput-              setInput (bEnd'', newLoc)+              (bEnd'', _) <- lift getInput+              lift $ setInput (bEnd'', newLoc)                pure (bEnd'', False) @@ -149,21 +155,20 @@  -- | Get the input getInput :: P (StringBuffer, RealSrcLoc)-getInput = P $ \p@PState { buffer = buf, loc = srcLoc } -> POk p (buf, srcLoc)+getInput = P $ \p@PState { buffer = buf, loc = srcLoc } -> POk p (buf, psRealLoc srcLoc)  -- | Set the input setInput :: (StringBuffer, RealSrcLoc) -> P ()-setInput (buf, srcLoc) = P $ \p -> POk (p { buffer = buf, loc = srcLoc }) ()-+setInput (buf, srcLoc) =+  P $ \p@PState{ loc = PsLoc _ buf_loc } ->+    POk (p { buffer = buf, loc = PsLoc srcLoc buf_loc }) () --- | Orphan instance that adds backtracking to 'P'-instance Alternative P where-  empty = addFatalError noSrcSpan (text "Alterative.empty")-  P x <|> P y = P $ \s -> case x s of { p@POk{} -> p-                                      ; _ -> y s }+tryP :: P a -> MaybeT P a+tryP (P f) = MaybeT $ P $ \s -> case f s of+  POk s' a -> POk s' (Just a)+  PFailed _ -> POk s Nothing --- | Try a parser. If it fails, backtrack and return the pure value.-tryOrElse :: a -> P a -> P a+tryOrElse :: Alternative f => a -> f a -> f a tryOrElse x p = p <|> pure x  -- | Classify given tokens as appropriate Haskell token type.@@ -236,7 +241,6 @@     ITcolumn_prag       {} -> TkPragma     ITscc_prag          {} -> TkPragma     ITgenerated_prag    {} -> TkPragma-    ITcore_prag         {} -> TkPragma     ITunpack_prag       {} -> TkPragma     ITnounpack_prag     {} -> TkPragma     ITann_prag          {} -> TkPragma@@ -261,14 +265,17 @@     ITvbar                 -> TkGlyph     ITlarrow            {} -> TkGlyph     ITrarrow            {} -> TkGlyph+    ITlolly             {} -> TkGlyph     ITat                   -> TkGlyph     ITtilde                -> TkGlyph     ITdarrow            {} -> TkGlyph     ITminus                -> TkGlyph+    ITprefixminus          -> TkGlyph     ITbang                 -> TkGlyph     ITdot                  -> TkOperator     ITstar              {} -> TkOperator     ITtypeApp              -> TkGlyph+    ITpercent              -> TkGlyph      ITbiglam               -> TkGlyph @@ -321,10 +328,8 @@     ITcloseQuote        {} -> TkSpecial     ITopenTExpQuote     {} -> TkSpecial     ITcloseTExpQuote       -> TkSpecial-    ITidEscape          {} -> TkUnknown-    ITparenEscape          -> TkSpecial-    ITidTyEscape        {} -> TkUnknown-    ITparenTyEscape        -> TkSpecial+    ITdollar               -> TkSpecial+    ITdollardollar         -> TkSpecial     ITtyQuote              -> TkSpecial     ITquasiQuote        {} -> TkUnknown     ITqQuasiQuote       {} -> TkUnknown@@ -377,7 +382,6 @@     ITcolumn_prag       {} -> True     ITscc_prag          {} -> True     ITgenerated_prag    {} -> True-    ITcore_prag         {} -> True     ITunpack_prag       {} -> True     ITnounpack_prag     {} -> True     ITann_prag          {} -> True
src/Haddock/Backends/Hyperlinker/Renderer.hs view
@@ -12,12 +12,13 @@  import qualified Data.ByteString as BS -import HieTypes-import Module   ( ModuleName, moduleNameString )-import Name     ( getOccString, isInternalName, Name, nameModule, nameUnique )-import SrcLoc-import Unique   ( getKey )-import Encoding ( utf8DecodeByteString )+import GHC.Iface.Ext.Types+import GHC.Iface.Ext.Utils ( isEvidenceContext , emptyNodeInfo )+import GHC.Unit.Module ( ModuleName, moduleNameString )+import GHC.Types.Name   ( getOccString, isInternalName, Name, nameModule, nameUnique )+import GHC.Types.SrcLoc+import GHC.Types.Unique ( getKey )+import GHC.Utils.Encoding ( utf8DecodeByteString )  import System.FilePath.Posix ((</>)) @@ -105,6 +106,7 @@      _ -> go nodeChildren toks   where+    nodeInfo = maybe emptyNodeInfo id (Map.lookup SourceInfo $ getSourcedNodeInfo sourcedNodeInfo)     go _ [] = mempty     go [] xs = foldMap renderToken xs     go (cur:rest) xs =@@ -139,8 +141,9 @@      contexts = concatMap (Set.elems . identInfo) . Map.elems . nodeIdentifiers $ details -    -- pick an arbitary identifier to hyperlink with-    identDet = Map.lookupMin . nodeIdentifiers $ details+    -- pick an arbitary non-evidence identifier to hyperlink with+    identDet = Map.lookupMin $ Map.filter notEvidence $ nodeIdentifiers $ details+    notEvidence = not . any isEvidenceContext . identInfo      -- If we have name information, we can make links     linked = case identDet of@@ -163,7 +166,8 @@       | otherwise = mempty     annotation = typ ++ identTyps     typ = unlines (nodeType ni)-    typedIdents = [ (n,t) | (n, identType -> Just t) <- Map.toList $ nodeIdentifiers ni ]+    typedIdents = [ (n,t) | (n, c@(identType -> Just t)) <- Map.toList $ nodeIdentifiers ni+                          , not (any isEvidenceContext $ identInfo c) ]     identTyps       | length typedIdents > 1 || null (nodeType ni)           = concatMap (\(n,t) -> printName n ++ " :: " ++ t ++ "\n") typedIdents@@ -176,17 +180,19 @@   :: Bool         -- ^ are we lacking a type annotation?   -> ContextInfo  -- ^ in what context did this token show up?   -> [StyleClass]-richTokenStyle True  Use           = ["hs-type"]-richTokenStyle False Use           = ["hs-var"]-richTokenStyle  _    RecField{}    = ["hs-var"]-richTokenStyle  _    PatternBind{} = ["hs-var"]-richTokenStyle  _    MatchBind{}   = ["hs-var"]-richTokenStyle  _    TyVarBind{}   = ["hs-type"]-richTokenStyle  _    ValBind{}     = ["hs-var"]-richTokenStyle  _    TyDecl        = ["hs-type"]-richTokenStyle  _    ClassTyDecl{} = ["hs-type"]-richTokenStyle  _    Decl{}        = ["hs-var"]-richTokenStyle  _    IEThing{}     = []  -- could be either a value or type+richTokenStyle True  Use               = ["hs-type"]+richTokenStyle False Use               = ["hs-var"]+richTokenStyle  _    RecField{}        = ["hs-var"]+richTokenStyle  _    PatternBind{}     = ["hs-var"]+richTokenStyle  _    MatchBind{}       = ["hs-var"]+richTokenStyle  _    TyVarBind{}       = ["hs-type"]+richTokenStyle  _    ValBind{}         = ["hs-var"]+richTokenStyle  _    TyDecl            = ["hs-type"]+richTokenStyle  _    ClassTyDecl{}     = ["hs-type"]+richTokenStyle  _    Decl{}            = ["hs-var"]+richTokenStyle  _    IEThing{}         = []  -- could be either a value or type+richTokenStyle  _    EvidenceVarBind{} = []+richTokenStyle  _    EvidenceVarUse{}  = []  tokenStyle :: TokenType -> [StyleClass] tokenStyle TkIdentifier = ["hs-identifier"]
src/Haddock/Backends/Hyperlinker/Utils.hs view
@@ -18,11 +18,11 @@ import Haddock.Backends.Xhtml.Utils  import GHC-import HieTypes     ( HieAST(..), HieType(..), HieArgs(..), TypeIndex, HieTypeFlat )-import IfaceType-import Name         ( getOccFS, getOccString )-import Outputable   ( showSDoc )-import Var          ( VarBndr(..) )+import GHC.Iface.Ext.Types ( HieAST(..), HieType(..), HieArgs(..), TypeIndex, HieTypeFlat )+import GHC.Iface.Type+import GHC.Types.Name      ( getOccFS, getOccString )+import GHC.Utils.Outputable( showSDoc )+import GHC.Types.Var       ( VarBndr(..) )  import System.FilePath.Posix ((</>), (<.>)) @@ -82,9 +82,9 @@ lineFormat = "line-%{LINE}"  --- * HIE file procesddsing+-- * HIE file processing --- This belongs in GHC's HieUtils...+-- This belongs in GHC.Iface.Ext.Utils...  -- | Pretty-printed type, ready to be turned into HTML by @xhtml@ type PrintedType = String@@ -129,8 +129,8 @@     go (HLitTy l) = IfaceLitTy l     go (HForAllTy ((n,k),af) t) = let b = (getOccFS n, k)                                   in IfaceForAllTy (Bndr (IfaceTvBndr b) af) t-    go (HFunTy a b) = IfaceFunTy VisArg a b-    go (HQualTy con b) = IfaceFunTy InvisArg con b+    go (HFunTy w a b) = IfaceFunTy VisArg w a b+    go (HQualTy con b) = IfaceFunTy InvisArg many_ty con b     go (HCastTy a) = a     go HCoercionTy = IfaceTyVar "<coercion type>"     go (HTyConApp a xs) = IfaceTyConApp a (hieToIfaceArgs xs)
src/Haddock/Backends/LaTeX.hs view
@@ -21,16 +21,17 @@ import Haddock.Types import Haddock.Utils import Haddock.GhcUtils-import Pretty hiding (Doc, quote)-import qualified Pretty+import GHC.Utils.Ppr hiding (Doc, quote)+import qualified GHC.Utils.Ppr as Pretty -import BasicTypes           ( PromotionFlag(..) )+import GHC.Types.Basic        ( PromotionFlag(..) ) import GHC-import OccName-import Name                 ( nameOccName )-import RdrName              ( rdrNameOcc )-import FastString           ( unpackFS )-import Outputable           ( panic)+import GHC.Types.Name.Occurrence+import GHC.Types.Name        ( nameOccName )+import GHC.Types.Name.Reader ( rdrNameOcc )+import GHC.Core.Type         ( Specificity(..) )+import GHC.Data.FastString   ( unpackFS )+import GHC.Utils.Outputable  ( panic)  import qualified Data.Map as Map import System.Directory@@ -356,8 +357,6 @@              , equals              , ppType unicode (unLoc rhs)              ]-    ppFamDeclEqn (XHsImplicitBndrs nec) = noExtCon nec-    ppFamDeclEqn (HsIB { hsib_body = XFamEqn nec}) = noExtCon nec      instancesBit = ppDocInstances unicode instances @@ -366,7 +365,6 @@             -> Bool                 -- ^ unicode             -> Bool                 -- ^ is the family associated?             -> LaTeX-ppFamHeader (XFamilyDecl nec) _ _ = noExtCon nec ppFamHeader (FamilyDecl { fdLName = L _ name                         , fdTyVars = tvs                         , fdInfo = info@@ -389,7 +387,6 @@       NoSig _               -> empty       KindSig _ kind        -> dcolon unicode <+> ppLKind unicode kind       TyVarSig _ (L _ bndr) -> equals <+> ppHsTyVarBndr unicode bndr-      XFamilyResultSig nec  -> noExtCon nec      injAnn = case injectivity of       Nothing -> empty@@ -486,9 +483,9 @@     arg_doc n = rDoc . fmap _doc $ Map.lookup n argDocs      do_args :: Int -> LaTeX -> HsType DocNameI -> [(LaTeX, LaTeX)]-    do_args _n leader (HsForAllTy _ fvf tvs ltype)+    do_args _n leader (HsForAllTy _ tele ltype)       = [ ( decltt leader-          , decltt (ppForAllPart unicode tvs fvf)+          , decltt (ppHsForAllTelescope tele unicode)               <+> ppLType unicode ltype           ) ]     do_args n leader (HsQualTy _ lctxt ltype)@@ -496,13 +493,13 @@         , decltt (ppLContextNoArrow lctxt unicode) <+> nl         ) : do_largs n (darrow unicode) ltype -    do_args n leader (HsFunTy _ (L _ (HsRecTy _ fields)) r)+    do_args n leader (HsFunTy _ _w (L _ (HsRecTy _ fields)) r)       = [ (decltt ldr, latex <+> nl)         | (L _ field, ldr) <- zip fields (leader <+> gadtOpen : repeat gadtComma)         , let latex = ppSideBySideField subdocs unicode field         ]         ++ do_largs (n+1) (gadtEnd <+> arrow unicode) r-    do_args n leader (HsFunTy _ lt r)+    do_args n leader (HsFunTy _ _w lt r)       = (decltt leader, decltt (ppLFunLhType unicode lt) <-> arg_doc n <+> nl)         : do_largs (n+1) (arrow unicode) r     do_args n leader t@@ -525,13 +522,20 @@     <+> ppType unicode ty  --- | Pretty-print type variables.-ppTyVars :: Bool -> [LHsTyVarBndr DocNameI] -> [LaTeX]-ppTyVars unicode = map (ppHsTyVarBndr unicode . unLoc)+ppHsForAllTelescope :: HsForAllTelescope DocNameI -> Bool -> LaTeX+ppHsForAllTelescope tele unicode = case tele of+  HsForAllVis { hsf_vis_bndrs = bndrs } ->+    hsep (forallSymbol unicode : ppTyVars bndrs) <> text "\\" <> arrow unicode+  HsForAllInvis { hsf_invis_bndrs = bndrs } ->+    hsep (forallSymbol unicode : ppTyVars bndrs) <> dot  +ppTyVars :: [LHsTyVarBndr flag DocNameI] -> [LaTeX]+ppTyVars = map (ppSymName . getName . hsLTyVarNameI)++ tyvarNames :: LHsQTyVars DocNameI -> [Name]-tyvarNames = map (getName . hsTyVarBndrName . unLoc) . hsQTvExplicit+tyvarNames = map (getName . hsLTyVarNameI) . hsQTvExplicit   declWithDoc :: LaTeX -> Maybe LaTeX -> LaTeX@@ -743,7 +747,7 @@ -- ppConstrHdr is for (non-GADT) existentials constructors' syntax ppConstrHdr   :: Bool                    -- ^ print explicit foralls-  -> [LHsTyVarBndr DocNameI] -- ^ type variables+  -> [LHsTyVarBndr Specificity DocNameI] -- ^ type variables   -> HsContext DocNameI      -- ^ context   -> Bool                    -- ^ unicode   -> LaTeX@@ -751,7 +755,7 @@   where     ppForall       | null tvs || not forall_ = empty-      | otherwise = ppForAllPart unicode tvs ForallInvis+      | otherwise = ppHsForAllTelescope (mkHsForAllInvisTeleI tvs) unicode      ppCtxt       | null ctxt = empty@@ -795,7 +799,7 @@           | hasArgDocs -> header_ <+> ppOcc           | otherwise -> hsep [ header_                               , ppOcc-                              , hsep (map (ppLParendType unicode) args)+                              , hsep (map (ppLParendType unicode . hsScaledThing) args)                               ]          -- Record constructor, e.g. 'Identity { runIdentity :: a }'@@ -805,9 +809,9 @@         InfixCon arg1 arg2           | hasArgDocs -> header_ <+> ppOcc           | otherwise -> hsep [ header_-                              , ppLParendType unicode arg1+                              , ppLParendType unicode (hsScaledThing arg1)                               , ppOccInfix-                              , ppLParendType unicode arg2+                              , ppLParendType unicode (hsScaledThing arg2)                               ]        ConDeclGADT{}@@ -817,9 +821,8 @@                             -- ++AZ++ make this prepend "{..}" when it is a record style GADT                             , ppLType unicode (getGADTConType con)                             ]-      XConDecl nec -> noExtCon nec -    fieldPart = case (con, getConArgs con) of+    fieldPart = case (con, getConArgsI con) of         -- Record style GADTs         (ConDeclGADT{}, RecCon _)            -> doConstrArgsWithDocs [] @@ -827,10 +830,10 @@         (_, RecCon (L _ fields))             -> doRecordFields fields          -- Any GADT or a regular H98 prefix data constructor-        (_, PrefixCon args)     | hasArgDocs -> doConstrArgsWithDocs args+        (_, PrefixCon args)     | hasArgDocs -> doConstrArgsWithDocs (map hsScaledThing args)          -- An infix H98 data constructor-        (_, InfixCon arg1 arg2) | hasArgDocs -> doConstrArgsWithDocs [arg1,arg2]+        (_, InfixCon arg1 arg2) | hasArgDocs -> doConstrArgsWithDocs (map hsScaledThing [arg1,arg2])          _ -> empty @@ -851,7 +854,6 @@         [ l <+> text "\\enspace" <+> r         | (l,r) <- ppSubSigLike unicode (unLoc (getGADTConType con)) argDocs subdocs (dcolon unicode)         ]-      XConDecl nec -> noExtCon nec       -- don't use "con_doc con", in case it's reconstructed from a .hi file,@@ -871,7 +873,6 @@     -- don't use cd_fld_doc for same reason we don't use con_doc above     -- Where there is more than one name, they all have the same documentation     mbDoc = lookup (extFieldOcc $ unLoc $ head names) subdocs >>= fmap _doc . combineDocumentation . fst-ppSideBySideField _ _ (XConDeclField nec) = noExtCon nec   -- | Pretty-print a bundled pattern synonym@@ -924,7 +925,8 @@ -- * Type applications -------------------------------------------------------------------------------- -ppAppDocNameTyVarBndrs :: Bool -> DocName -> [LHsTyVarBndr DocNameI] -> LaTeX+ppAppDocNameTyVarBndrs :: RenderableBndrFlag flag =>+  Bool -> DocName -> [LHsTyVarBndr flag DocNameI] -> LaTeX ppAppDocNameTyVarBndrs unicode n vs =     ppTypeApp n vs ppDN (ppHsTyVarBndr unicode . unLoc)   where@@ -1034,51 +1036,56 @@                                        ppLParendType unicode ki ppLHsTypeArg _ (HsArgPar _) = text "" -ppHsTyVarBndr :: Bool -> HsTyVarBndr DocNameI -> LaTeX-ppHsTyVarBndr _ (UserTyVar _ (L _ name)) = ppDocName name-ppHsTyVarBndr unicode (KindedTyVar _ (L _ name) kind) =-  parens (ppDocName name <+> dcolon unicode <+> ppLKind unicode kind)-ppHsTyVarBndr _ (XTyVarBndr nec) = noExtCon nec+class RenderableBndrFlag flag where+  ppHsTyVarBndr :: Bool -> HsTyVarBndr flag DocNameI -> LaTeX +instance RenderableBndrFlag () where+  ppHsTyVarBndr _ (UserTyVar _ _ (L _ name)) = ppDocName name+  ppHsTyVarBndr unicode (KindedTyVar _ _ (L _ name) kind) =+    parens (ppDocName name) <+> dcolon unicode <+> ppLKind unicode kind++instance RenderableBndrFlag Specificity where+  ppHsTyVarBndr _ (UserTyVar _ SpecifiedSpec (L _ name)) = ppDocName name+  ppHsTyVarBndr _ (UserTyVar _ InferredSpec (L _ name)) = braces $ ppDocName name+  ppHsTyVarBndr unicode (KindedTyVar _ SpecifiedSpec (L _ name) kind) =+    parens (ppDocName name) <+> dcolon unicode <+> ppLKind unicode kind+  ppHsTyVarBndr unicode (KindedTyVar _ InferredSpec (L _ name) kind) =+    braces (ppDocName name) <+> dcolon unicode <+> ppLKind unicode kind+ ppLKind :: Bool -> LHsKind DocNameI -> LaTeX ppLKind unicode y = ppKind unicode (unLoc y)  ppKind :: Bool -> HsKind DocNameI -> LaTeX ppKind unicode ki = ppr_mono_ty (reparenTypePrec PREC_TOP ki) unicode - -- Drop top-level for-all type variables in user style -- since they are implicit in Haskell -ppForAllPart :: Bool -> [LHsTyVarBndr DocNameI] -> ForallVisFlag -> LaTeX-ppForAllPart unicode tvs fvf = hsep (forallSymbol unicode : tvs') <> fv-  where-    tvs' = ppTyVars unicode tvs-    fv = case fvf of-           ForallVis   -> text "\\ " <> arrow unicode-           ForallInvis -> dot- ppr_mono_lty :: LHsType DocNameI -> Bool -> LaTeX ppr_mono_lty ty unicode = ppr_mono_ty (unLoc ty) unicode   ppr_mono_ty :: HsType DocNameI -> Bool -> LaTeX-ppr_mono_ty (HsForAllTy _ fvf tvs ty) unicode-  = sep [ ppForAllPart unicode tvs fvf+ppr_mono_ty (HsForAllTy _ tele ty) unicode+  = sep [ ppHsForAllTelescope tele unicode         , ppr_mono_lty ty unicode ] ppr_mono_ty (HsQualTy _ ctxt ty) unicode   = sep [ ppLContext ctxt unicode         , ppr_mono_lty ty unicode ]-ppr_mono_ty (HsFunTy _ ty1 ty2)   u+ppr_mono_ty (HsFunTy _ mult ty1 ty2)   u   = sep [ ppr_mono_lty ty1 u-        , arrow u <+> ppr_mono_lty ty2 u ]+        , arr <+> ppr_mono_lty ty2 u ]+   where arr = case mult of+                 HsLinearArrow _ -> lollipop u+                 HsUnrestrictedArrow _ -> arrow u+                 HsExplicitMult _ m -> multAnnotation <> ppr_mono_lty m u <+> arrow u  ppr_mono_ty (HsBangTy _ b ty)     u = ppBang b <> ppLParendType u ty ppr_mono_ty (HsTyVar _ NotPromoted (L _ name)) _ = ppDocName name ppr_mono_ty (HsTyVar _ IsPromoted  (L _ name)) _ = char '\'' <> ppDocName name ppr_mono_ty (HsTupleTy _ con tys) u = tupleParens con (map (ppLType u) tys) ppr_mono_ty (HsSumTy _ tys) u       = sumParens (map (ppLType u) tys)-ppr_mono_ty (HsKindSig _ ty kind) u = ppr_mono_lty ty u <+> dcolon u <+> ppLKind u kind+ppr_mono_ty (HsKindSig _ ty kind) u = parens (ppr_mono_lty ty u <+> dcolon u <+> ppLKind u kind) ppr_mono_ty (HsListTy _ ty)       u = brackets (ppr_mono_lty ty u) ppr_mono_ty (HsIParamTy _ (L _ n) ty) u = ppIPName n <+> dcolon u <+> ppr_mono_lty ty u ppr_mono_ty (HsSpliceTy v _)    _ = absurd v@@ -1365,13 +1372,17 @@ quote doc = text "\\begin{quote}" $$ doc $$ text "\\end{quote}"  -dcolon, arrow, darrow, forallSymbol, starSymbol, atSign :: Bool -> LaTeX+dcolon, arrow, lollipop, darrow, forallSymbol, starSymbol, atSign :: Bool -> LaTeX dcolon unicode = text (if unicode then "∷" else "::") arrow  unicode = text (if unicode then "→" else "->")+lollipop unicode = text (if unicode then "⊸" else "%1 ->") darrow unicode = text (if unicode then "⇒" else "=>") forallSymbol unicode = text (if unicode then "∀" else "forall") starSymbol unicode = text (if unicode then "★" else "*") atSign unicode = text (if unicode then "@" else "@")++multAnnotation :: LaTeX+multAnnotation = text "%"  dot :: LaTeX dot = char '.'
src/Haddock/Backends/Xhtml.hs view
@@ -50,13 +50,14 @@ import Data.Ord              ( comparing )  import GHC hiding ( NoLink, moduleInfo,LexicalFixity(..) )-import Name+import GHC.Types.Name+import GHC.Unit.State  -------------------------------------------------------------------------------- -- * Generating HTML documentation -------------------------------------------------------------------------------- -ppHtml :: DynFlags+ppHtml :: UnitState        -> String                       -- ^ Title        -> Maybe String                 -- ^ Package        -> [Interface]@@ -76,7 +77,7 @@        -> Bool                         -- ^ Also write Quickjump index        -> IO () -ppHtml dflags doctitle maybe_package ifaces reexported_ifaces odir prologue+ppHtml state doctitle maybe_package ifaces reexported_ifaces odir prologue         themes maybe_mathjax_url maybe_source_url maybe_wiki_url         maybe_contents_url maybe_index_url unicode         pkg qual debug withQuickjump = do@@ -85,7 +86,7 @@     visible i = OptHide `notElem` ifaceOptions i    when (isNothing maybe_contents_url) $-    ppHtmlContents dflags odir doctitle maybe_package+    ppHtmlContents state odir doctitle maybe_package         themes maybe_mathjax_url maybe_index_url maybe_source_url maybe_wiki_url         (map toInstalledIface visible_ifaces ++ reexported_ifaces)         False -- we don't want to display the packages in a single-package contents@@ -254,7 +255,7 @@   ppHtmlContents-   :: DynFlags+   :: UnitState    -> FilePath    -> String    -> Maybe String@@ -268,14 +269,14 @@    -> Maybe Package  -- ^ Current package    -> Qualification  -- ^ How to qualify names    -> IO ()-ppHtmlContents dflags odir doctitle _maybe_package+ppHtmlContents state odir doctitle _maybe_package   themes mathjax_url maybe_index_url   maybe_source_url maybe_wiki_url ifaces showPkgs prologue debug pkg qual = do-  let tree = mkModuleTree dflags showPkgs+  let tree = mkModuleTree state showPkgs          [(instMod iface, toInstalledDescription iface)          | iface <- ifaces          , not (instIsSig iface)]-      sig_tree = mkModuleTree dflags showPkgs+      sig_tree = mkModuleTree state showPkgs          [(instMod iface, toInstalledDescription iface)          | iface <- ifaces          , instIsSig iface]
src/Haddock/Backends/Xhtml/Decl.hs view
@@ -35,12 +35,13 @@ import           Data.Void             ( absurd ) import           Text.XHtml hiding     ( name, title, p, quote ) -import BasicTypes (PromotionFlag(..), isPromoted)+import GHC.Core.Type ( Specificity(..) )+import GHC.Types.Basic (PromotionFlag(..), isPromoted) import GHC hiding (LexicalFixity(..)) import GHC.Exts-import Name-import BooleanFormula-import RdrName ( rdrNameOcc )+import GHC.Types.Name+import GHC.Data.BooleanFormula+import GHC.Types.Name.Reader ( rdrNameOcc )  -- | Pretty print a declaration ppDecl :: Bool                                     -- ^ print summary info only@@ -151,8 +152,10 @@     do_largs n leader (L _ t) = do_args n leader t      do_args :: Int -> Html -> HsType DocNameI -> [SubDecl]-    do_args n leader (HsForAllTy _ fvf tvs ltype)-      = do_largs n (leader <+> ppForAllPart unicode qual tvs fvf) ltype+    do_args n leader (HsForAllTy _ tele ltype)+      = do_largs n leader' ltype+      where+        leader' = leader <+> ppForAllPart unicode qual tele      do_args n leader (HsQualTy _ lctxt ltype)       | null (unLoc lctxt)@@ -161,14 +164,14 @@       = (leader <+> ppLContextNoArrow lctxt unicode qual emptyCtxts, Nothing, [])         : do_largs n (darrow unicode) ltype -    do_args n leader (HsFunTy _ (L _ (HsRecTy _ fields)) r)+    do_args n leader (HsFunTy _ _w (L _ (HsRecTy _ fields)) r)       = [ (ldr <+> html, mdoc, subs)         | (L _ field, ldr) <- zip fields (leader <+> gadtOpen : repeat gadtComma)         , let (html, mdoc, subs) = ppSideBySideField subdocs unicode qual field         ]         ++ do_largs (n+1) (gadtEnd <+> arrow unicode) r -    do_args n leader (HsFunTy _ lt r)+    do_args n leader (HsFunTy _ _w lt r)       = (leader <+> ppLFunLhType unicode qual emptyCtxts lt, argDoc n, [])         : do_largs (n+1) (arrow unicode) r @@ -209,7 +212,8 @@   -- | Pretty-print type variables.-ppTyVars :: Unicode -> Qualification -> [LHsTyVarBndr DocNameI] -> [Html]+ppTyVars :: RenderableBndrFlag flag =>+  Unicode -> Qualification -> [LHsTyVarBndr flag DocNameI] -> [Html] ppTyVars unicode qual tvs = map (ppHsTyVarBndr unicode qual . unLoc) tvs  @@ -305,8 +309,6 @@         , Nothing         , []         )-    ppFamDeclEqn (XHsImplicitBndrs nec) = noExtCon nec-    ppFamDeclEqn (HsIB { hsib_body = XFamEqn nec}) = noExtCon nec   -- | Print a pseudo family declaration@@ -331,7 +333,6 @@             -> Bool                 -- ^ is an associated type             -> FamilyDecl DocNameI  -- ^ family declaration             -> Unicode -> Qualification -> Html-ppFamHeader _ _ (XFamilyDecl nec) _ _ = noExtCon nec ppFamHeader summary associated (FamilyDecl { fdInfo = info                                            , fdResultSig = L _ result                                            , fdInjectivityAnn = injectivity@@ -371,7 +372,6 @@     NoSig _               -> noHtml     KindSig _ kind        -> dcolon unicode  <+> ppLKind unicode qual kind     TyVarSig _ (L _ bndr) -> equals <+> ppHsTyVarBndr unicode qual bndr-    XFamilyResultSig nec  -> noExtCon nec   --------------------------------------------------------------------------------@@ -390,7 +390,8 @@ -- * Type applications -------------------------------------------------------------------------------- -ppAppDocNameTyVarBndrs :: Bool -> Unicode -> Qualification -> DocName -> [LHsTyVarBndr DocNameI] -> Html+ppAppDocNameTyVarBndrs :: RenderableBndrFlag flag =>+  Bool -> Unicode -> Qualification -> DocName -> [LHsTyVarBndr flag DocNameI] -> Html ppAppDocNameTyVarBndrs summ unicode qual n vs =     ppTypeApp n vs ppDN (ppHsTyVarBndr unicode qual . unLoc)   where@@ -492,7 +493,7 @@       +++ shortSubDecls False           (             [ ppAssocType summary links doc at [] splice unicode pkg qual | at <- ats-              , let doc = lookupAnySubdoc (unLoc $ fdLName $ unLoc at) subdocs ]  +++              , let doc = lookupAnySubdoc (unL $ fdLName $ unL at) subdocs ]  ++                  -- ToDo: add associated type defaults @@ -517,9 +518,8 @@             -> [(DocName, DocForDecl DocName)] -> TyClDecl DocNameI             -> Splice -> Unicode -> Maybe Package -> Qualification -> Html ppClassDecl summary links instances fixities loc d subdocs-        decl@(ClassDecl { tcdCtxt = lctxt, tcdLName = lname-                        , tcdTyVars = ltyvars, tcdFDs = lfds, tcdSigs = lsigs-                        , tcdATs = ats, tcdATDefs = atsDefs })+        decl@(ClassDecl { tcdCtxt = lctxt, tcdLName = lname, tcdTyVars = ltyvars+                        , tcdFDs = lfds, tcdSigs = lsigs, tcdATs = ats, tcdATDefs = atsDefs })             splice unicode pkg qual   | summary = ppShortClassDecl summary links decl loc subdocs splice unicode pkg qual   | otherwise = classheader +++ docSection curname pkg qual d@@ -603,7 +603,7 @@        -- Minimal complete definition = the only shown method       Var (L _ n) : _ | [getName n] ==-                        [getName n' | ClassOpSig _ _ ns _ <- sigs, L _ n' <- ns]+                        [getName n' | L _ (ClassOpSig _ _ ns _) <- lsigs, L _ n' <- ns]         -> noHtml        -- Minimal complete definition = nothing@@ -634,10 +634,12 @@   -- force Splice = True to use line URLs   where     instName = getOccString origin-    instDecl :: Int -> DocInstance DocNameI -> (SubDecl, Maybe Module, Located DocName)+    instDecl :: Int -> DocInstance DocNameI -> (String, SubDecl, Maybe Module, Located DocName)     instDecl no (inst, mdoc, loc, mdl) =-        ((ppInstHead links splice unicode qual mdoc origin False no inst mdl), mdl, loc)-+        (instanceAnchor, mModule, mdl, loc)+      where+        instanceAnchor = getOccString (ihdClsName inst) <> "_" <> show no <> ":"+        mModule = ppInstHead links splice unicode qual mdoc origin False no inst mdl  ppOrphanInstances :: LinksInfo                   -> [DocInstance DocNameI]@@ -649,9 +651,12 @@     instOrigin :: InstHead name -> InstOrigin (IdP name)     instOrigin inst = OriginClass (ihdClsName inst) -    instDecl :: Int -> DocInstance DocNameI -> (SubDecl, Maybe Module, Located DocName)+    instDecl :: Int -> DocInstance DocNameI -> (String, SubDecl, Maybe Module, Located DocName)     instDecl no (inst, mdoc, loc, mdl) =-        ((ppInstHead links splice unicode qual mdoc (instOrigin inst) True no inst Nothing), mdl, loc)+        (instanceAnchor, mModule, mdl, loc)+      where+        instanceAnchor = getOccString (ihdClsName inst) <> "_" <> show no <> ":"+        mModule = ppInstHead links splice unicode qual mdoc (instOrigin inst) True no inst Nothing   ppInstHead :: LinksInfo -> Splice -> Unicode -> Qualification@@ -768,7 +773,6 @@     isH98     = case unLoc (head cons) of                   ConDeclH98 {} -> True                   ConDeclGADT{} -> False-                  XConDecl{}    -> False      pats1 = [ hsep [ keyword "pattern"                    , hsep $ punctuate comma $ map (ppBinder summary . getOccName) lnames@@ -802,7 +806,6 @@     isH98     = case unLoc (head cons) of                   ConDeclH98 {} -> True                   ConDeclGADT{} -> False-                  XConDecl{}    -> False      header_ = topDeclElem links loc splice [docname] $              ppDataHeader summary dataDecl unicode qual <+> whereBit <+> fix@@ -854,14 +857,14 @@          -- Prefix constructor, e.g. 'Just a'         PrefixCon args ->-          ( header_ <+> hsep (ppOcc : map (ppLParendType unicode qual HideEmptyContexts) args)+          ( header_ <+> hsep (ppOcc : map (ppLParendType unicode qual HideEmptyContexts . hsScaledThing) args)           , noHtml           , noHtml           )          -- Record constructor, e.g. 'Identity { runIdentity :: a }'         RecCon (L _ fields) ->-          ( header_ <+> ppOcc <+> char '{'+          ( header_ +++ ppOcc <+> char '{'           , shortSubDecls dataInst [ ppShortField summary unicode qual field                                    | L _ field <- fields                                    ]@@ -870,9 +873,9 @@          -- Infix constructor, e.g. 'a :| [a]'         InfixCon arg1 arg2 ->-          ( header_ <+> hsep [ ppLParendType unicode qual HideEmptyContexts arg1+          ( header_ <+> hsep [ ppLParendType unicode qual HideEmptyContexts (hsScaledThing arg1)                              , ppOccInfix-                             , ppLParendType unicode qual HideEmptyContexts arg2+                             , ppLParendType unicode qual HideEmptyContexts (hsScaledThing arg2)                              ]           , noHtml           , noHtml@@ -884,7 +887,6 @@           , noHtml           , noHtml           )-      XConDecl nec -> noExtCon nec    where     occ        = map (nameOccName . getName . unLoc) $ getConNamesI con@@ -928,7 +930,7 @@         PrefixCon args           | hasArgDocs -> header_ <+> ppOcc <+> fixity           | otherwise -> hsep [ header_ <+> ppOcc-                              , hsep (map (ppLParendType unicode qual HideEmptyContexts) args)+                              , hsep (map (ppLParendType unicode qual HideEmptyContexts . hsScaledThing) args)                               , fixity                               ] @@ -938,9 +940,9 @@         -- Infix constructor, e.g. 'a :| [a]'         InfixCon arg1 arg2           | hasArgDocs -> header_ <+> ppOcc <+> fixity-          | otherwise -> hsep [ header_ <+> ppLParendType unicode qual HideEmptyContexts arg1+          | otherwise -> hsep [ header_ <+> ppLParendType unicode qual HideEmptyContexts (hsScaledThing arg1)                               , ppOccInfix-                              , ppLParendType unicode qual HideEmptyContexts arg2+                              , ppLParendType unicode qual HideEmptyContexts (hsScaledThing arg2)                               , fixity                               ] @@ -953,9 +955,8 @@                               , ppLType unicode qual HideEmptyContexts (getGADTConType con)                               , fixity                               ]-      XConDecl nec -> noExtCon nec -    fieldPart = case (con, getConArgs con) of+    fieldPart = case (con, getConArgsI con) of         -- Record style GADTs         (ConDeclGADT{}, RecCon _)            -> [ doConstrArgsWithDocs [] ] @@ -976,13 +977,12 @@     doConstrArgsWithDocs args = subFields pkg qual $ case con of       ConDeclH98{} ->         [ (ppLParendType unicode qual HideEmptyContexts arg, mdoc, [])-        | (i, arg) <- zip [0..] args+        | (i, arg) <- zip [0..] (map hsScaledThing args)         , let mdoc = Map.lookup i argDocs         ]       ConDeclGADT{} ->         ppSubSigLike unicode qual (unLoc (getGADTConType con))                      argDocs subdocs (dcolon unicode) HideEmptyContexts-      XConDecl nec -> noExtCon nec      -- don't use "con_doc con", in case it's reconstructed from a .hi file,     -- or also because we want Haddock to do the doc-parsing, not GHC.@@ -993,7 +993,7 @@ -- ppConstrHdr is for (non-GADT) existentials constructors' syntax ppConstrHdr   :: Bool                    -- ^ print explicit foralls-  -> [LHsTyVarBndr DocNameI] -- ^ type variables+  -> [LHsTyVarBndr Specificity DocNameI] -- ^ type variables   -> HsContext DocNameI      -- ^ context   -> Unicode -> Qualification   -> Html@@ -1001,7 +1001,7 @@   where     ppForall       | null tvs || not forall_ = noHtml-      | otherwise = ppForAllPart unicode qual tvs ForallInvis+      | otherwise = ppForAllPart unicode qual (HsForAllInvis noExtField tvs)      ppCtxt       | null ctxt = noHtml@@ -1026,14 +1026,12 @@     -- don't use cd_fld_doc for same reason we don't use con_doc above     -- Where there is more than one name, they all have the same documentation     mbDoc = lookup (extFieldOcc $ unLoc $ head names) subdocs >>= combineDocumentation . fst-ppSideBySideField _ _ _ (XConDeclField nec) = noExtCon nec   ppShortField :: Bool -> Unicode -> Qualification -> ConDeclField DocNameI -> Html ppShortField summary unicode qual (ConDeclField _ names ltype _)   = hsep (punctuate comma (map ((ppBinder summary) . rdrNameOcc . unLoc . rdrNameFieldOcc . unLoc) names))     <+> dcolon unicode <+> ppLType unicode qual HideEmptyContexts ltype-ppShortField _ _ _ (XConDeclField nec) = noExtCon nec   -- | Pretty print an expanded pattern (for bundled patterns)@@ -1134,14 +1132,29 @@ ppLHsTypeArg unicode qual emptyCtxts (HsTypeArg _ ki) = atSign unicode <>                                                        ppLParendType unicode qual emptyCtxts ki ppLHsTypeArg _ _ _ (HsArgPar _) = toHtml ""-ppHsTyVarBndr :: Unicode -> Qualification -> HsTyVarBndr DocNameI -> Html-ppHsTyVarBndr _       qual (UserTyVar _ (L _ name)) =-    ppDocName qual Raw False name-ppHsTyVarBndr unicode qual (KindedTyVar _ name kind) =-    parens (ppDocName qual Raw False (unLoc name) <+> dcolon unicode <+>-            ppLKind unicode qual kind)-ppHsTyVarBndr _ _ (XTyVarBndr nec) = noExtCon nec +class RenderableBndrFlag flag where+  ppHsTyVarBndr :: Unicode -> Qualification -> HsTyVarBndr flag DocNameI -> Html++instance RenderableBndrFlag () where+  ppHsTyVarBndr _       qual (UserTyVar _ _ (L _ name)) =+      ppDocName qual Raw False name+  ppHsTyVarBndr unicode qual (KindedTyVar _ _ name kind) =+      parens (ppDocName qual Raw False (unLoc name) <+> dcolon unicode <+>+              ppLKind unicode qual kind)++instance RenderableBndrFlag Specificity where+  ppHsTyVarBndr _       qual (UserTyVar _ SpecifiedSpec (L _ name)) =+      ppDocName qual Raw False name+  ppHsTyVarBndr _       qual (UserTyVar _ InferredSpec (L _ name)) =+      braces $ ppDocName qual Raw False name+  ppHsTyVarBndr unicode qual (KindedTyVar _ SpecifiedSpec name kind) =+      parens (ppDocName qual Raw False (unLoc name) <+> dcolon unicode <+>+              ppLKind unicode qual kind)+  ppHsTyVarBndr unicode qual (KindedTyVar _ InferredSpec name kind) =+      braces (ppDocName qual Raw False (unLoc name) <+> dcolon unicode <+>+              ppLKind unicode qual kind)+ ppLKind :: Unicode -> Qualification -> LHsKind DocNameI -> Html ppLKind unicode qual y = ppKind unicode qual (unLoc y) @@ -1155,16 +1168,16 @@     hasNonEmptyContext :: LHsType name -> Bool     hasNonEmptyContext t =       case unLoc t of-        HsForAllTy _ _ _ s -> hasNonEmptyContext s-        HsQualTy _ cxt s   -> if null (unLoc cxt) then hasNonEmptyContext s else True-        HsFunTy _ _ s      -> hasNonEmptyContext s+        HsForAllTy _ _ s -> hasNonEmptyContext s+        HsQualTy _ cxt s -> if null (unLoc cxt) then hasNonEmptyContext s else True+        HsFunTy _ _ _ s    -> hasNonEmptyContext s         _ -> False     isFirstContextEmpty :: LHsType name -> Bool     isFirstContextEmpty t =       case unLoc t of-        HsForAllTy _ _ _ s -> isFirstContextEmpty s-        HsQualTy _ cxt _   -> null (unLoc cxt)-        HsFunTy _ _ s      -> isFirstContextEmpty s+        HsForAllTy _ _ s -> isFirstContextEmpty s+        HsQualTy _ cxt _ -> null (unLoc cxt)+        HsFunTy _ _ _ s    -> isFirstContextEmpty s         _ -> False  @@ -1175,21 +1188,21 @@   let emptyCtxts = patSigContext typ in ppLType unicode qual emptyCtxts typ  -ppForAllPart :: Unicode -> Qualification -> [LHsTyVarBndr DocNameI] -> ForallVisFlag -> Html-ppForAllPart unicode qual tvs fvf = hsep (forallSymbol unicode : tvs') +++ fv-  where-    tvs' = ppTyVars unicode qual tvs-    fv = case fvf of-           ForallVis   -> spaceHtml +++ arrow unicode-           ForallInvis -> dot+ppForAllPart :: Unicode -> Qualification -> HsForAllTelescope DocNameI -> Html+ppForAllPart unicode qual tele = case tele of+  HsForAllVis { hsf_vis_bndrs = bndrs } ->+    hsep (forallSymbol unicode : ppTyVars unicode qual bndrs) ++++    spaceHtml +++  arrow unicode+  HsForAllInvis { hsf_invis_bndrs = bndrs } ->+    hsep (forallSymbol unicode : ppTyVars unicode qual bndrs) +++ dot  ppr_mono_lty :: LHsType DocNameI -> Unicode -> Qualification -> HideEmptyContexts -> Html ppr_mono_lty ty = ppr_mono_ty (unLoc ty)   ppr_mono_ty :: HsType DocNameI -> Unicode -> Qualification -> HideEmptyContexts -> Html-ppr_mono_ty (HsForAllTy _ fvf tvs ty) unicode qual emptyCtxts-  = ppForAllPart unicode qual tvs fvf <+> ppr_mono_lty ty unicode qual emptyCtxts+ppr_mono_ty (HsForAllTy _ tele ty) unicode qual emptyCtxts+  = ppForAllPart unicode qual tele <+> ppr_mono_lty ty unicode qual emptyCtxts  ppr_mono_ty (HsQualTy _ ctxt ty) unicode qual emptyCtxts   = ppLContext ctxt unicode qual emptyCtxts <+> ppr_mono_lty ty unicode qual emptyCtxts@@ -1205,10 +1218,15 @@   | otherwise = ppDocName q Prefix True name ppr_mono_ty (HsStarTy _ isUni) u _ _ =   toHtml (if u || isUni then "★" else "*")-ppr_mono_ty (HsFunTy _ ty1 ty2) u q e =+ppr_mono_ty (HsFunTy _ mult ty1 ty2) u q e =   hsep [ ppr_mono_lty ty1 u q HideEmptyContexts-       , arrow u <+> ppr_mono_lty ty2 u q e+       , arr <+> ppr_mono_lty ty2 u q e        ]+   where arr = case mult of+                 HsLinearArrow _ -> lollipop u+                 HsUnrestrictedArrow _ -> arrow u+                 HsExplicitMult _ m -> multAnnotation <> ppr_mono_lty m u q e <+> arrow u+ ppr_mono_ty (HsTupleTy _ con tys) u q _ =   tupleParens con (map (ppLType u q HideEmptyContexts) tys) ppr_mono_ty (HsSumTy _ tys) u q _ =
src/Haddock/Backends/Xhtml/DocMarkup.hs view
@@ -32,7 +32,7 @@ import Data.Maybe (fromMaybe)  import GHC-import Name+import GHC.Types.Name   parHtmlMarkup :: Qualification -> Bool
src/Haddock/Backends/Xhtml/Layout.hs view
@@ -50,9 +50,9 @@ import Text.XHtml hiding ( name, title, quote ) import Data.Maybe (fromMaybe) -import FastString            ( unpackFS )+import GHC.Data.FastString ( unpackFS ) import GHC-import Name (nameOccName)+import GHC.Types.Name (nameOccName)  -------------------------------------------------------------------------------- -- * Sections of the document@@ -153,21 +153,21 @@  -- | Sub table with source information (optional). subTableSrc :: Maybe Package -> Qualification -> LinksInfo -> Bool-            -> [(SubDecl, Maybe Module, Located DocName)] -> Maybe Html+            -> [(String, SubDecl, Maybe Module, Located DocName)] -> Maybe Html subTableSrc _ _ _ _ [] = Nothing subTableSrc pkg qual lnks splice decls = Just $ table << aboves (concatMap subRow decls)   where-    subRow ((decl, mdoc, subs), mdl, L loc dn) =+    subRow (instanchor, (decl, mdoc, subs), mdl, L loc dn) =       (td ! [theclass "src clearfix"] <<         (thespan ! [theclass "inst-left"] << decl)         <+> linkHtml loc mdl dn       <->-      docElement td << fmap (docToHtml Nothing pkg qual) mdoc+      docElement td << fmap (docToHtml (Just instanchor) pkg qual) mdoc       )       : map (cell . (td <<)) subs      linkHtml :: SrcSpan -> Maybe Module -> DocName -> Html-    linkHtml loc@(RealSrcSpan _) mdl dn = links lnks loc splice mdl dn+    linkHtml loc@(RealSrcSpan _ _) mdl dn = links lnks loc splice mdl dn     linkHtml _ _ _ = noHtml  subBlock :: [Html] -> Maybe Html@@ -201,7 +201,7 @@ subInstances :: Maybe Package -> Qualification              -> String -- ^ Class name, used for anchor generation              -> LinksInfo -> Bool-             -> [(SubDecl, Maybe Module, Located DocName)] -> Html+             -> [(String, SubDecl, Maybe Module, Located DocName)] -> Html subInstances pkg qual nm lnks splice = maybe noHtml wrap . instTable   where     wrap contents = subSection (hdr +++ collapseDetails id_ DetailsOpen (summary +++ contents))@@ -214,7 +214,7 @@  subOrphanInstances :: Maybe Package -> Qualification                    -> LinksInfo -> Bool-                   -> [(SubDecl, Maybe Module, Located DocName)] -> Html+                   -> [(String, SubDecl, Maybe Module, Located DocName)] -> Html subOrphanInstances pkg qual lnks splice  = maybe noHtml wrap . instTable   where     wrap = ((h1 << "Orphan instances") +++)@@ -310,9 +310,9 @@         -- 'mdl'' is a way of "overriding" the module. Without it, instances         -- will point to the module defining the class/family, which is wrong.         origMod = fromMaybe (nameModule n) mdl'-        origPkg = moduleUnitId origMod+        origPkg = moduleUnit origMod          fname = case loc of-          RealSrcSpan l -> unpackFS (srcSpanFile l)+          RealSrcSpan l _ -> unpackFS (srcSpanFile l)           UnhelpfulSpan _ -> error "links: UnhelpfulSpan" links _ _ _ _ _ = noHtml
src/Haddock/Backends/Xhtml/Names.hs view
@@ -28,9 +28,9 @@ import Data.List ( stripPrefix )  import GHC hiding (LexicalFixity(..))-import Name-import RdrName-import FastString (unpackFS)+import GHC.Types.Name+import GHC.Types.Name.Reader+import GHC.Data.FastString (unpackFS)   -- | Indicator of how to render a 'DocName' into 'Html'
src/Haddock/Backends/Xhtml/Types.hs view
@@ -23,7 +23,7 @@   -- the base, module and entity URLs for the source code and wiki links.-type SourceURLs = (Maybe FilePath, Maybe FilePath, Map UnitId FilePath, Map UnitId FilePath)+type SourceURLs = (Maybe FilePath, Maybe FilePath, Map Unit FilePath, Map Unit FilePath) type WikiURLs = (Maybe FilePath, Maybe FilePath, Maybe FilePath)  
src/Haddock/Backends/Xhtml/Utils.hs view
@@ -21,7 +21,8 @@   keyword, punctuate,    braces, brackets, pabrackets, parens, parenList, ubxParenList, ubxSumList,-  arrow, comma, dcolon, dot, darrow, equals, forallSymbol, quote, promoQuote,+  arrow, lollipop, comma, dcolon, dot, darrow, equals, forallSymbol, quote, promoQuote,+  multAnnotation,   atSign,    hsep, vcat,@@ -38,9 +39,9 @@ import Text.XHtml hiding ( name, title, p, quote ) import qualified Text.XHtml as XHtml -import GHC      ( SrcSpan(..), srcSpanStartLine, Name )-import Module   ( Module, ModuleName, moduleName, moduleNameString )-import Name     ( getOccString, nameOccName, isValOcc )+import GHC              ( SrcSpan(..), srcSpanStartLine, Name )+import GHC.Unit.Module ( Module, ModuleName, moduleName, moduleNameString )+import GHC.Types.Name   ( getOccString, nameOccName, isValOcc )   -- | Replace placeholder string elements with provided values.@@ -75,7 +76,7 @@     Nothing -> ""     Just span_ ->       case span_ of-      RealSrcSpan span__ ->+      RealSrcSpan span__ _ ->         show $ srcSpanStartLine span__       UnhelpfulSpan _ -> "" @@ -187,12 +188,16 @@ ubxparens h = toHtml "(#" <+> h <+> toHtml "#)"  -dcolon, arrow, darrow, forallSymbol, atSign :: Bool -> Html+dcolon, arrow, lollipop, darrow, forallSymbol, atSign :: Bool -> Html dcolon unicode = toHtml (if unicode then "∷" else "::") arrow  unicode = toHtml (if unicode then "→" else "->")+lollipop unicode = toHtml (if unicode then "⊸" else "%1 ->") darrow unicode = toHtml (if unicode then "⇒" else "=>") forallSymbol unicode = if unicode then toHtml "∀" else keyword "forall" atSign unicode = toHtml (if unicode then "@" else "@")++multAnnotation :: Html+multAnnotation = toHtml "%"  dot :: Html dot = toHtml "."
src/Haddock/Convert.hs view
@@ -19,44 +19,49 @@   PrintRuntimeReps(..), ) where -import Bag ( emptyBag )-import BasicTypes ( TupleSort(..), SourceText(..), LexicalFixity(..)+#include "HsVersions.h"++import GHC.Data.Bag ( emptyBag )+import GHC.Types.Basic ( TupleSort(..), SourceText(..), LexicalFixity(..)                   , PromotionFlag(..), DefMethSpec(..) )-import Class-import CoAxiom-import ConLike+import GHC.Core.Class+import GHC.Core.Coercion.Axiom+import GHC.Core.ConLike import Data.Either (lefts, rights)-import DataCon-import FamInstEnv+import GHC.Core.DataCon+import GHC.Core.FamInstEnv import GHC.Hs-import Name-import NameSet ( emptyNameSet )-import RdrName ( mkVarUnqual )-import PatSyn-import SrcLoc ( Located, noLoc, unLoc, GenLocated(..), srcLocSpan )-import TcType-import TyCon-import Type-import TyCoRep-import TysPrim ( alphaTyVars )-import TysWiredIn ( eqTyConName, listTyConName, liftedTypeKindTyConName+import GHC.Types.Name+import GHC.Types.Name.Set    ( emptyNameSet )+import GHC.Types.Name.Reader ( mkVarUnqual )+import GHC.Core.PatSyn+import GHC.Tc.Utils.TcType+import GHC.Core.TyCon+import GHC.Core.Type+import GHC.Core.TyCo.Rep+import GHC.Builtin.Types.Prim ( alphaTyVars )+import GHC.Builtin.Types ( eqTyConName, listTyConName, liftedTypeKindTyConName                   , unitTy, promotedNilDataCon, promotedConsDataCon )-import PrelNames ( hasKey, eqTyConKey, ipClassKey, tYPETyConKey+import GHC.Builtin.Names ( hasKey, eqTyConKey, ipClassKey, tYPETyConKey                  , liftedRepDataConKey )-import Unique ( getUnique )-import Util ( chkAppend, dropList, filterByList, filterOut )-import Var-import VarSet+import GHC.Types.Unique ( getUnique )+import GHC.Utils.Misc ( chkAppend, debugIsOn, dropList, equalLength+                      , filterByList, filterOut )+import GHC.Utils.Outputable ( assertPanic )+import GHC.Types.Var+import GHC.Types.Var.Set+import GHC.Types.SrcLoc+import GHC.Parser.Annotation (IsUnicodeSyntax(..))  import Haddock.Types import Haddock.Interface.Specialize import Haddock.GhcUtils                      ( orderedFVs, defaultRuntimeRepVars ) -import Data.Maybe                            ( catMaybes, maybeToList )+import Data.Maybe                            ( catMaybes, mapMaybe, maybeToList )   -- | Whether or not to default 'RuntimeRep' variables to 'LiftedRep'. Check--- out Note [Defaulting RuntimeRep variables] in IfaceType.hs for the+-- out Note [Defaulting RuntimeRep variables] in GHC.Iface.Type for the -- motivation. data PrintRuntimeReps = ShowRuntimeRep | HideRuntimeRep deriving Show @@ -85,6 +90,15 @@            extractFamilyDecl _           =              Left "tyThingToLHsDecl: impossible associated tycon" +           cvt (UserTyVar _ _ n) = HsTyVar noExtField NotPromoted n+           cvt (KindedTyVar _ _ (L name_loc n) kind) = HsKindSig noExtField+              (L name_loc (HsTyVar noExtField NotPromoted (L name_loc n))) kind+           cvt (XTyVarBndr nec) = noExtCon nec++           -- | Convert a LHsTyVarBndr to an equivalent LHsType.+           hsLTyVarBndrToType :: LHsTyVarBndr flag (GhcPass p) -> LHsType (GhcPass p)+           hsLTyVarBndrToType = mapLoc cvt+            extractFamDefDecl :: FamilyDecl GhcRn -> Type -> TyFamDefltDecl GhcRn            extractFamDefDecl fd rhs =              TyFamInstDecl $ HsIB { hsib_ext = hsq_ext (fdTyVars fd)@@ -127,7 +141,7 @@          , tcdATs = atFamDecls          , tcdATDefs = catMaybes atDefFamDecls          , tcdDocs = [] --we don't have any docs at this point-         , tcdCExt = placeHolderNamesTc }+         , tcdCExt = emptyNameSet }     | otherwise     -> synifyTyCon prr Nothing tc >>= allOK . TyClD noExtField @@ -137,7 +151,7 @@    -- a data-constructor alone just gets rendered as a function:   AConLike (RealDataCon dc) -> allOK $ SigD noExtField (TypeSig noExtField [synifyName dc]-    (synifySigWcType ImplicitizeForAll [] (dataConUserType dc)))+    (synifySigWcType ImplicitizeForAll [] (dataConWrapperType dc)))    AConLike (PatSynCon ps) ->     allOK . SigD noExtField $ PatSynSig noExtField [synifyName ps] (synifyPatSynSigType ps)@@ -190,7 +204,7 @@     DataDecl { tcdLName = synifyName tc              , tcdTyVars = HsQTvs  { hsq_ext = []   -- No kind polymorphism                                    , hsq_explicit = zipWith mk_hs_tv-                                                            tyVarKinds+                                                            (map scaledThing tyVarKinds)                                                             alphaTyVars --a, b, c... which are unfortunately all kind *                                    } @@ -205,12 +219,12 @@                                                -- we have their kind accurately:                                       , dd_cons = []  -- No constructors                                       , dd_derivs = noLoc [] }-           , tcdDExt = DataDeclRn False placeHolderNamesTc }+           , tcdDExt = DataDeclRn False emptyNameSet }   where     -- tyConTyVars doesn't work on fun/prim, but we can make them up:     mk_hs_tv realKind fakeTyVar-      | isLiftedTypeKind realKind = noLoc $ UserTyVar noExtField (noLoc (getName fakeTyVar))-      | otherwise = noLoc $ KindedTyVar noExtField (noLoc (getName fakeTyVar)) (synifyKindSig realKind)+      | isLiftedTypeKind realKind = noLoc $ UserTyVar noExtField () (noLoc (getName fakeTyVar))+      | otherwise = noLoc $ KindedTyVar noExtField () (noLoc (getName fakeTyVar)) (synifyKindSig realKind)      conKind = defaultType prr (tyConKind tc)     tyVarKinds = fst . splitFunTys . snd . splitPiTysInvisible $ conKind@@ -298,7 +312,7 @@         DataDecl { tcdLName = name, tcdTyVars = tyvars                  , tcdFixity = synifyFixity name                  , tcdDataDefn = defn-                 , tcdDExt = DataDeclRn False placeHolderNamesTc }+                 , tcdDExt = DataDeclRn False emptyNameSet }   dataConErrs -> Left $ unlines dataConErrs  -- | In this module, every TyCon being considered has come from an interface@@ -334,7 +348,7 @@    | isLiftedTypeKind kind = noLoc $ NoSig noExtField    | otherwise = noLoc $ KindSig  noExtField (synifyKindSig kind) synifyFamilyResultSig (Just name) kind =-   noLoc $ TyVarSig noExtField (noLoc $ KindedTyVar noExtField (noLoc name) (synifyKindSig kind))+   noLoc $ TyVarSig noExtField (noLoc $ KindedTyVar noExtField () (noLoc name) (synifyKindSig kind))  -- User beware: it is your responsibility to pass True (use_gadt_syntax) -- for any constructor that would be misrepresented by omitting its@@ -351,7 +365,7 @@   name = synifyName dc   -- con_qvars means a different thing depending on gadt-syntax   (_univ_tvs, ex_tvs, _eq_spec, theta, arg_tys, res_ty) = dataConFullSig dc-  user_tvs = dataConUserTyVars dc -- Used for GADT data constructors+  user_tvbndrs = dataConUserTyVarBinders dc -- Used for GADT data constructors    -- skip any EqTheta, use 'orig'inal syntax   ctx | null theta = Nothing@@ -359,7 +373,7 @@    linear_tys =     zipWith (\ty bang ->-               let tySyn = synifyType WithinType [] ty+               let tySyn = synifyType WithinType [] (scaledThing ty)                in case bang of                     (HsSrcBang _ NoSrcUnpack NoSrcStrict) -> tySyn                     bang' -> noLoc $ HsBangTy noExtField bang' tySyn)@@ -372,19 +386,19 @@   hs_arg_tys = case (use_named_field_syntax, use_infix_syntax) of           (True,True) -> Left "synifyDataCon: contradiction!"           (True,False) -> return $ RecCon (noLoc field_tys)-          (False,False) -> return $ PrefixCon linear_tys+          (False,False) -> return $ PrefixCon (map hsUnrestricted linear_tys)           (False,True) -> case linear_tys of-                           [a,b] -> return $ InfixCon a b+                           [a,b] -> return $ InfixCon (hsUnrestricted a) (hsUnrestricted b)                            _ -> Left "synifyDataCon: infix with non-2 args?"  -- finally we get synifyDataCon's result!  in hs_arg_tys >>=       \hat ->         if use_gadt_syntax            then return $ noLoc $-              ConDeclGADT { con_g_ext  = noExtField+              ConDeclGADT { con_g_ext  = []                           , con_names  = [name]-                          , con_forall = noLoc $ not $ null user_tvs-                          , con_qvars  = synifyTyVars user_tvs+                          , con_forall = noLoc $ not $ null user_tvbndrs+                          , con_qvars  = map synifyTyVarBndr user_tvbndrs                           , con_mb_cxt = ctx                           , con_args   = hat                           , con_res_ty = synifyType WithinType [] res_ty@@ -393,7 +407,7 @@               ConDeclH98 { con_ext    = noExtField                          , con_name   = name                          , con_forall = noLoc False-                         , con_ex_tvs = map synifyTyVar ex_tvs+                         , con_ex_tvs = map (synifyTyVarBndr . (mkTyCoVarBinder InferredSpec)) ex_tvs                          , con_mb_cxt = ctx                          , con_args   = hat                          , con_doc    = Nothing }@@ -438,21 +452,26 @@ synifyTyVars ktvs = HsQTvs { hsq_ext = []                            , hsq_explicit = map synifyTyVar ktvs } -synifyTyVar :: TyVar -> LHsTyVarBndr GhcRn-synifyTyVar = synifyTyVar' emptyVarSet+synifyTyVar :: TyVar -> LHsTyVarBndr () GhcRn+synifyTyVar = synify_ty_var emptyVarSet () --- | Like 'synifyTyVar', but accepts a set of variables for which to omit kind+synifyTyVarBndr :: VarBndr TyVar flag -> LHsTyVarBndr flag GhcRn+synifyTyVarBndr = synifyTyVarBndr' emptyVarSet++synifyTyVarBndr' :: VarSet -> VarBndr TyVar flag -> LHsTyVarBndr flag GhcRn+synifyTyVarBndr' no_kinds (Bndr tv spec) = synify_ty_var no_kinds spec tv++-- | Like 'synifyTyVarBndr', but accepts a set of variables for which to omit kind -- signatures (even if they don't have the lifted type kind).-synifyTyVar' :: VarSet -> TyVar -> LHsTyVarBndr GhcRn-synifyTyVar' no_kinds tv+synify_ty_var :: VarSet -> flag -> TyVar -> LHsTyVarBndr flag GhcRn+synify_ty_var no_kinds flag tv   | isLiftedTypeKind kind || tv `elemVarSet` no_kinds-  = noLoc (UserTyVar noExtField (noLoc name))-  | otherwise = noLoc (KindedTyVar noExtField (noLoc name) (synifyKindSig kind))+  = noLoc (UserTyVar noExtField flag (noLoc name))+  | otherwise = noLoc (KindedTyVar noExtField flag (noLoc name) (synifyKindSig kind))   where     kind = tyVarKind tv     name = getName tv - -- | Annotate (with HsKingSig) a type if the first parameter is True -- and if the type contains a free variable. -- This is used to synify type patterns for poly-kinded tyvars in@@ -620,38 +639,57 @@              filterByList (map isVisibleArgFlag $ appTyArgFlags ty_head ty_args)                           ty_args   in foldl (\t1 t2 -> noLoc $ HsAppTy noExtField t1 t2) ty_head' ty_args'-synifyType s vs funty@(FunTy InvisArg _ _) = synifyForAllType s Inferred vs funty-synifyType _ vs       (FunTy VisArg t1 t2) = let+synifyType s vs funty@(FunTy InvisArg _ _ _) = synifySigmaType s vs funty+synifyType _ vs       (FunTy VisArg w t1 t2) = let   s1 = synifyType WithinType vs t1   s2 = synifyType WithinType vs t2-  in noLoc $ HsFunTy noExtField s1 s2+  w' = synifyMult vs w+  in noLoc $ HsFunTy noExtField w' s1 s2 synifyType s vs forallty@(ForAllTy (Bndr _ argf) _ty) =-  synifyForAllType s argf vs forallty+  case argf of+    Required    -> synifyVisForAllType vs forallty+    Invisible _ -> synifySigmaType s vs forallty  synifyType _ _ (LitTy t) = noLoc $ HsTyLit noExtField $ synifyTyLit t synifyType s vs (CastTy t _) = synifyType s vs t synifyType _ _ (CoercionTy {}) = error "synifyType:Coercion" --- | Process a 'Type' which starts with a forall or a constraint into--- an 'HsType'-synifyForAllType+-- | Process a 'Type' which starts with a visible @forall@ into an 'HsType'+synifyVisForAllType+  :: [TyVar]          -- ^ free variables in the type to convert+  -> Type             -- ^ the forall type to convert+  -> LHsType GhcRn+synifyVisForAllType vs ty =+  let (tvs, rho) = tcSplitForAllTysReqPreserveSynonyms ty++      sTvs = map synifyTyVarBndr tvs++      -- Figure out what the type variable order would be inferred in the+      -- absence of an explicit forall+      tvs' = orderedFVs (mkVarSet vs) [rho]++  in noLoc $ HsForAllTy { hst_tele = mkHsForAllVisTele sTvs+                        , hst_xforall = noExtField+                        , hst_body  = synifyType WithinType (tvs' ++ vs) rho }++-- | Process a 'Type' which starts with an invisible @forall@ or a constraint+-- into an 'HsType'+synifySigmaType   :: SynifyTypeState  -- ^ what to do with the 'forall'-  -> ArgFlag          -- ^ the visibility of the @forall@   -> [TyVar]          -- ^ free variables in the type to convert   -> Type             -- ^ the forall type to convert   -> LHsType GhcRn-synifyForAllType s argf vs ty =-  let (tvs, ctx, tau) = tcSplitSigmaTySameVisPreserveSynonyms argf ty+synifySigmaType s vs ty =+  let (tvs, ctx, tau) = tcSplitSigmaTyPreserveSynonyms ty       sPhi = HsQualTy { hst_ctxt = synifyCtx ctx                       , hst_xqual = noExtField                       , hst_body = synifyType WithinType (tvs' ++ vs) tau } -      sTy = HsForAllTy { hst_fvf = argToForallVisFlag argf-                       , hst_bndrs = sTvs+      sTy = HsForAllTy { hst_tele = mkHsForAllInvisTele sTvs                        , hst_xforall = noExtField                        , hst_body  = noLoc sPhi } -      sTvs = map synifyTyVar tvs+      sTvs = map synifyTyVarBndr tvs        -- Figure out what the type variable order would be inferred in the       -- absence of an explicit forall@@ -667,21 +705,20 @@      ImplicitizeForAll -> implicitForAll [] vs tvs ctx (synifyType WithinType) tau - -- | Put a forall in if there are any type variables which require -- explicit kind annotations or if the inferred type variable order -- would be different. implicitForAll   :: [TyCon]          -- ^ type constructors that determine their args kinds   -> [TyVar]          -- ^ free variables in the type to convert-  -> [TyVar]          -- ^ type variable binders in the forall+  -> [InvisTVBinder]  -- ^ type variable binders in the forall   -> ThetaType        -- ^ constraints right after the forall   -> ([TyVar] -> Type -> LHsType GhcRn) -- ^ how to convert the inner type   -> Type             -- ^ inner type   -> LHsType GhcRn implicitForAll tycons vs tvs ctx synInner tau   | any (isHsKindedTyVar . unLoc) sTvs = noLoc sTy-  | tvs' /= tvs                        = noLoc sTy+  | tvs' /= (binderVars tvs)           = noLoc sTy   | otherwise                          = noLoc sPhi   where   sRho = synInner (tvs' ++ vs) tau@@ -690,13 +727,12 @@        = HsQualTy { hst_ctxt = synifyCtx ctx                   , hst_xqual = noExtField                   , hst_body = synInner (tvs' ++ vs) tau }-  sTy = HsForAllTy { hst_fvf = ForallInvis-                   , hst_bndrs = sTvs+  sTy = HsForAllTy { hst_tele = mkHsForAllInvisTele sTvs                    , hst_xforall = noExtField                    , hst_body = noLoc sPhi }    no_kinds_needed = noKindTyVars tycons tau-  sTvs = map (synifyTyVar' no_kinds_needed) tvs+  sTvs = map (synifyTyVarBndr' no_kinds_needed) tvs    -- Figure out what the type variable order would be inferred in the   -- absence of an explicit forall@@ -725,7 +761,7 @@   = let args = map (noKindTyVars ts) xs         func = case f of                  TyVarTy var | (xsKinds, outKind) <- splitFunTys (tyVarKind var)-                             , xsKinds `eqTypes` map typeKind xs+                             , map scaledThing xsKinds `eqTypes` map typeKind xs                              , isLiftedTypeKind outKind                              -> unitVarSet var                  TyConApp t ks | t `elem` ts@@ -734,13 +770,23 @@                  _ -> noKindTyVars ts f     in unionVarSets (func : args) noKindTyVars ts (ForAllTy _ t) = noKindTyVars ts t-noKindTyVars ts (FunTy _ t1 t2) = noKindTyVars ts t1 `unionVarSet` noKindTyVars ts t2+noKindTyVars ts (FunTy _ w t1 t2) = noKindTyVars ts w `unionVarSet`+                                    noKindTyVars ts t1 `unionVarSet`+                                    noKindTyVars ts t2 noKindTyVars ts (CastTy t _) = noKindTyVars ts t noKindTyVars _ _ = emptyVarSet +synifyMult :: [TyVar] -> Mult -> HsArrow GhcRn+synifyMult vs t = case t of+                    One  -> HsLinearArrow NormalSyntax+                    Many -> HsUnrestrictedArrow NormalSyntax+                    ty -> HsExplicitMult NormalSyntax (synifyType WithinType vs ty)+++ synifyPatSynType :: PatSyn -> LHsType GhcRn synifyPatSynType ps =-  let (univ_tvs, req_theta, ex_tvs, prov_theta, arg_tys, res_ty) = patSynSig ps+  let (univ_tvs, req_theta, ex_tvs, prov_theta, arg_tys, res_ty) = patSynSigBndr ps       ts = maybeToList (tyConAppTyCon_maybe res_ty)        -- HACK: a HsQualTy with theta = [unitTy] will be printed as "() =>",@@ -811,7 +857,7 @@     eta_expanded_lhs       -- eta-expand lhs types, because sometimes data/newtype       -- instances are eta-reduced; See Trac #9692-      -- See Note [Eta reduction for data family axioms] in TcInstDcls in GHC+      -- See Note [Eta reduction for data family axioms] in GHC.Tc.TyCl.Instance in GHC       | DataFamilyInst rep_tc <- fam_flavor       = let (_, rep_tc_args) = splitTyConApp fam_rhs             etad_tyvars      = dropList rep_tc_args $ tyConTyVars rep_tc@@ -839,24 +885,56 @@ invariant didn't hold. -} --- | A version of 'TcType.tcSplitSigmaTySameVis' that preserves type synonyms.+-- | A version of 'TcType.tcSplitSigmaTy' that: --+-- 1. Preserves type synonyms.+-- 2. Returns 'InvisTVBinder's instead of 'TyVar's.+-- -- See Note [Invariant: Never expand type synonyms]-tcSplitSigmaTySameVisPreserveSynonyms :: ArgFlag -> Type -> ([TyVar], ThetaType, Type)-tcSplitSigmaTySameVisPreserveSynonyms argf ty =-    case tcSplitForAllTysSameVisPreserveSynonyms argf ty of+tcSplitSigmaTyPreserveSynonyms :: Type -> ([InvisTVBinder], ThetaType, Type)+tcSplitSigmaTyPreserveSynonyms ty =+    case tcSplitForAllTysInvisPreserveSynonyms ty of       (tvs, rho) -> case tcSplitPhiTyPreserveSynonyms rho of         (theta, tau) -> (tvs, theta, tau)  -- | See Note [Invariant: Never expand type synonyms]-tcSplitForAllTysSameVisPreserveSynonyms :: ArgFlag -> Type -> ([TyVar], Type)-tcSplitForAllTysSameVisPreserveSynonyms supplied_argf ty = split ty ty []+tcSplitSomeForAllTysPreserveSynonyms ::+  (ArgFlag -> Bool) -> Type -> ([TyCoVarBinder], Type)+tcSplitSomeForAllTysPreserveSynonyms argf_pred ty = split ty ty []   where-    split _       (ForAllTy (Bndr tv argf) ty') tvs-      | argf `sameVis` supplied_argf                = split ty' ty' (tv:tvs)-    split orig_ty _                             tvs = (reverse tvs, orig_ty)+    split _ (ForAllTy tvb@(Bndr _ argf) ty') tvs+      | argf_pred argf  = split ty' ty' (tvb:tvs)+    split orig_ty _ tvs = (reverse tvs, orig_ty)  -- | See Note [Invariant: Never expand type synonyms]+tcSplitForAllTysReqPreserveSynonyms :: Type -> ([ReqTVBinder], Type)+tcSplitForAllTysReqPreserveSynonyms ty =+  let (all_bndrs, body) = tcSplitSomeForAllTysPreserveSynonyms isVisibleArgFlag ty+      req_bndrs         = mapMaybe mk_req_bndr_maybe all_bndrs in+  ASSERT( req_bndrs `equalLength` all_bndrs )+  (req_bndrs, body)+  where+    mk_req_bndr_maybe :: TyCoVarBinder -> Maybe ReqTVBinder+    mk_req_bndr_maybe (Bndr tv argf) = case argf of+      Required    -> Just $ Bndr tv ()+      Invisible _ -> Nothing++-- | See Note [Invariant: Never expand type synonyms]+tcSplitForAllTysInvisPreserveSynonyms :: Type -> ([InvisTVBinder], Type)+tcSplitForAllTysInvisPreserveSynonyms ty =+  let (all_bndrs, body) = tcSplitSomeForAllTysPreserveSynonyms isInvisibleArgFlag ty+      inv_bndrs         = mapMaybe mk_inv_bndr_maybe all_bndrs in+  ASSERT( inv_bndrs `equalLength` all_bndrs )+  (inv_bndrs, body)+  where+    mk_inv_bndr_maybe :: TyCoVarBinder -> Maybe InvisTVBinder+    mk_inv_bndr_maybe (Bndr tv argf) = case argf of+      Invisible s -> Just $ Bndr tv s+      Required    -> Nothing++-- | See Note [Invariant: Never expand type synonyms]++-- | See Note [Invariant: Never expand type synonyms] tcSplitPhiTyPreserveSynonyms :: Type -> (ThetaType, Type) tcSplitPhiTyPreserveSynonyms ty0 = split ty0 []   where@@ -867,5 +945,5 @@  -- | See Note [Invariant: Never expand type synonyms] tcSplitPredFunTyPreserveSynonyms_maybe :: Type -> Maybe (PredType, Type)-tcSplitPredFunTyPreserveSynonyms_maybe (FunTy InvisArg arg res) = Just (arg, res)+tcSplitPredFunTyPreserveSynonyms_maybe (FunTy InvisArg _ arg res) = Just (arg, res) tcSplitPredFunTyPreserveSynonyms_maybe _ = Nothing
src/Haddock/GhcUtils.hs view
@@ -25,28 +25,25 @@  import Haddock.Types( DocName, DocNameI ) -import BasicTypes ( PromotionFlag(..) )-import Exception-import FV-import Outputable ( Outputable, panic, showPpr )-import Name-import NameSet-import Module-import HscTypes+import GHC.Utils.FV as FV+import GHC.Utils.Outputable ( Outputable, panic, showPpr )+import GHC.Types.Basic (PromotionFlag(..))+import GHC.Types.Name+import GHC.Unit.Module import GHC-import Class-import DynFlags-import SrcLoc    ( advanceSrcLoc )-import Var       ( VarBndr(..), TyVarBinder, tyVarKind, updateTyVarKind,-                   isInvisibleArgFlag )-import VarSet    ( VarSet, emptyVarSet )-import VarEnv    ( TyVarEnv, extendVarEnv, elemVarEnv, emptyVarEnv )-import TyCoRep   ( Type(..) )-import Type      ( isRuntimeRepVar )-import TysWiredIn( liftedRepDataConTyCon )+import GHC.Driver.Session+import GHC.Types.SrcLoc  ( advanceSrcLoc )+import GHC.Types.Var     ( Specificity, VarBndr(..), TyVarBinder+                         , tyVarKind, updateTyVarKind, isInvisibleArgFlag )+import GHC.Types.Var.Set ( VarSet, emptyVarSet )+import GHC.Types.Var.Env ( TyVarEnv, extendVarEnv, elemVarEnv, emptyVarEnv )+import GHC.Core.TyCo.Rep ( Type(..) )+import GHC.Core.Type     ( isRuntimeRepVar )+import GHC.Builtin.Types( liftedRepDataConTyCon )+import GHC.Parser.Annotation (IsUnicodeSyntax(..)) -import           StringBuffer ( StringBuffer )-import qualified StringBuffer             as S+import           GHC.Data.StringBuffer ( StringBuffer )+import qualified GHC.Data.StringBuffer             as S  import           Data.ByteString ( ByteString ) import qualified Data.ByteString          as BS@@ -58,38 +55,6 @@ isNameSym :: Name -> Bool isNameSym = isSymOcc . nameOccName -getMainDeclBinder :: HsDecl (GhcPass p) -> [IdP (GhcPass p)]-getMainDeclBinder (TyClD _ d) = [tcdName d]-getMainDeclBinder (ValD _ d) =-  case collectHsBindBinders d of-    []       -> []-    (name:_) -> [name]-getMainDeclBinder (SigD _ d) = sigNameNoLoc d-getMainDeclBinder (ForD _ (ForeignImport _ name _ _)) = [unLoc name]-getMainDeclBinder (ForD _ (ForeignExport _ _ _ _)) = []-getMainDeclBinder _ = []---- Extract the source location where an instance is defined. This is used--- to correlate InstDecls with their Instance/CoAxiom Names, via the--- instanceMap.-getInstLoc :: InstDecl (GhcPass p) -> SrcSpan-getInstLoc (ClsInstD _ (ClsInstDecl { cid_poly_ty = ty })) = getLoc (hsSigType ty)-getInstLoc (DataFamInstD _ (DataFamInstDecl-  { dfid_eqn = HsIB { hsib_body = FamEqn { feqn_tycon = L l _ }}})) = l-getInstLoc (TyFamInstD _ (TyFamInstDecl-  -- Since CoAxioms' Names refer to the whole line for type family instances-  -- in particular, we need to dig a bit deeper to pull out the entire-  -- equation. This does not happen for data family instances, for some reason.-  { tfid_eqn = HsIB { hsib_body = FamEqn { feqn_rhs = L l _ }}})) = l-getInstLoc (ClsInstD _ (XClsInstDecl nec)) = noExtCon nec-getInstLoc (DataFamInstD _ (DataFamInstDecl (HsIB _ (XFamEqn nec)))) = noExtCon nec-getInstLoc (TyFamInstD _ (TyFamInstDecl (HsIB _ (XFamEqn nec)))) = noExtCon nec-getInstLoc (XInstDecl nec) = noExtCon nec-getInstLoc (DataFamInstD _ (DataFamInstDecl (XHsImplicitBndrs nec))) = noExtCon nec-getInstLoc (TyFamInstD _ (TyFamInstDecl (XHsImplicitBndrs nec))) = noExtCon nec--- -- Useful when there is a signature with multiple names, e.g. --   foo, bar :: Types.. -- but only one of the names is exported and we have to change the@@ -147,48 +112,45 @@ isClassD (TyClD _ d) = isClassDecl d isClassD _ = False -isValD :: HsDecl a -> Bool-isValD (ValD _ _) = True-isValD _ = False- pretty :: Outputable a => DynFlags -> a -> String pretty = showPpr -nubByName :: (a -> Name) -> [a] -> [a]-nubByName f ns = go emptyNameSet ns-  where-    go !_ [] = []-    go !s (x:xs)-      | y `elemNameSet` s = go s xs-      | otherwise         = let !s' = extendNameSet s y-                            in x : go s' xs-      where-        y = f x-- -- ---------------------------------------------------------------------  -- These functions are duplicated from the GHC API, as they must be -- instantiated at DocNameI instead of (GhcPass _).  -- | Like 'hsTyVarName' from GHC API, but not instantiated at (GhcPass _)-hsTyVarBndrName :: (XXTyVarBndr n ~ NoExtCon) => HsTyVarBndr n -> IdP n-hsTyVarBndrName (UserTyVar _ name) = unLoc name-hsTyVarBndrName (KindedTyVar _ (L _ name) _) = name+hsTyVarBndrName :: (XXTyVarBndr n ~ NoExtCon) => HsTyVarBndr flag n -> IdP n+hsTyVarBndrName (UserTyVar _ _ name) = unLoc name+hsTyVarBndrName (KindedTyVar _ _ (L _ name) _) = name hsTyVarBndrName (XTyVarBndr nec) = noExtCon nec +hsTyVarNameI :: HsTyVarBndr flag DocNameI -> DocName+hsTyVarNameI (UserTyVar _ _ (L _ n))     = n+hsTyVarNameI (KindedTyVar _ _ (L _ n) _) = n++hsLTyVarNameI :: LHsTyVarBndr flag DocNameI -> DocName+hsLTyVarNameI = hsTyVarNameI . unLoc+ getConNamesI :: ConDecl DocNameI -> [Located DocName] getConNamesI ConDeclH98  {con_name  = name}  = [name] getConNamesI ConDeclGADT {con_names = names} = names-getConNamesI (XConDecl nec) = noExtCon nec  hsImplicitBodyI :: HsImplicitBndrs DocNameI thing -> thing hsImplicitBodyI (HsIB { hsib_body = body }) = body-hsImplicitBodyI (XHsImplicitBndrs nec) = noExtCon nec  hsSigTypeI :: LHsSigType DocNameI -> LHsType DocNameI hsSigTypeI = hsImplicitBodyI +mkHsForAllInvisTeleI ::+  [LHsTyVarBndr Specificity DocNameI] -> HsForAllTelescope DocNameI+mkHsForAllInvisTeleI invis_bndrs =+  HsForAllInvis { hsf_xinvis = noExtField, hsf_invis_bndrs = invis_bndrs }++getConArgsI :: ConDecl DocNameI -> HsConDeclDetails DocNameI+getConArgsI d = con_args d+ getGADTConType :: ConDecl DocNameI -> LHsType DocNameI -- The full type of a GADT data constructor We really only get this in -- order to pretty-print it, and currently only in Haddock's code.  So@@ -198,9 +160,8 @@                             , con_qvars = qtvs                             , con_mb_cxt = mcxt, con_args = args                             , con_res_ty = res_ty })- | has_forall = noLoc (HsForAllTy { hst_fvf = ForallInvis-                                  , hst_xforall = noExtField-                                  , hst_bndrs = hsQTvExplicit qtvs+ | has_forall = noLoc (HsForAllTy { hst_xforall = noExtField+                                  , hst_tele = mkHsForAllInvisTeleI qtvs                                   , hst_body  = theta_ty })  | otherwise  = theta_ty  where@@ -209,16 +170,16 @@             | otherwise             = tau_ty +--  tau_ty :: LHsType DocNameI    tau_ty = case args of-              RecCon flds -> noLoc (HsFunTy noExtField (noLoc (HsRecTy noExtField (unLoc flds))) res_ty)-              PrefixCon pos_args -> foldr mkFunTy res_ty pos_args-              InfixCon arg1 arg2 -> arg1 `mkFunTy` (arg2 `mkFunTy` res_ty)+              RecCon flds ->  mkFunTy (noLoc (HsRecTy noExtField (unLoc flds))) res_ty+              PrefixCon pos_args -> foldr mkFunTy res_ty (map hsScaledThing pos_args)+              InfixCon arg1 arg2 -> (hsScaledThing arg1) `mkFunTy` ((hsScaledThing arg2) `mkFunTy` res_ty) -   mkFunTy a b = noLoc (HsFunTy noExtField a b)+   mkFunTy a b = noLoc (HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) a b)  getGADTConType (ConDeclH98 {}) = panic "getGADTConType"   -- Should only be called on ConDeclGADT-getGADTConType (XConDecl nec) = noExtCon nec  getMainDeclBinderI :: HsDecl DocNameI -> [IdP DocNameI] getMainDeclBinderI (TyClD _ d) = [tcdNameI d]@@ -233,21 +194,19 @@  familyDeclLNameI :: FamilyDecl DocNameI -> Located DocName familyDeclLNameI (FamilyDecl { fdLName = n }) = n-familyDeclLNameI (XFamilyDecl nec) = noExtCon nec  tyClDeclLNameI :: TyClDecl DocNameI -> Located DocName tyClDeclLNameI (FamDecl { tcdFam = fd })     = familyDeclLNameI fd tyClDeclLNameI (SynDecl { tcdLName = ln })   = ln tyClDeclLNameI (DataDecl { tcdLName = ln })  = ln tyClDeclLNameI (ClassDecl { tcdLName = ln }) = ln-tyClDeclLNameI (XTyClDecl nec) = noExtCon nec  tcdNameI :: TyClDecl DocNameI -> DocName tcdNameI = unLoc . tyClDeclLNameI  -- ------------------------------------- -getGADTConTypeG :: ConDecl (GhcPass p) -> LHsType (GhcPass p)+getGADTConTypeG :: ConDecl GhcRn -> LHsType GhcRn -- The full type of a GADT data constructor We really only get this in -- order to pretty-print it, and currently only in Haddock's code.  So -- we are cavalier about locations and extensions, hence the@@ -256,9 +215,8 @@                             , con_qvars = qtvs                             , con_mb_cxt = mcxt, con_args = args                             , con_res_ty = res_ty })- | has_forall = noLoc (HsForAllTy { hst_fvf = ForallInvis-                                  , hst_xforall = noExtField-                                  , hst_bndrs = hsQTvExplicit qtvs+ | has_forall = noLoc (HsForAllTy { hst_xforall = noExtField+                                  , hst_tele = mkHsForAllInvisTele qtvs                                   , hst_body  = theta_ty })  | otherwise  = theta_ty  where@@ -267,16 +225,17 @@             | otherwise             = tau_ty +--   tau_ty :: LHsType DocNameI    tau_ty = case args of-              RecCon flds -> noLoc (HsFunTy noExtField (noLoc (HsRecTy noExtField (unLoc flds))) res_ty)-              PrefixCon pos_args -> foldr mkFunTy res_ty pos_args-              InfixCon arg1 arg2 -> arg1 `mkFunTy` (arg2 `mkFunTy` res_ty)+              RecCon flds ->  mkFunTy (noLoc (HsRecTy noExtField (unLoc flds))) res_ty+              PrefixCon pos_args -> foldr mkFunTy res_ty (map hsScaledThing pos_args)+              InfixCon arg1 arg2 -> (hsScaledThing arg1) `mkFunTy` ((hsScaledThing arg2) `mkFunTy` res_ty) -   mkFunTy a b = noLoc (HsFunTy noExtField a b)+   -- mkFunTy :: LHsType DocNameI -> LHsType DocNameI -> LHsType DocNameI+   mkFunTy a b = noLoc (HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) a b)  getGADTConTypeG (ConDeclH98 {}) = panic "getGADTConTypeG"   -- Should only be called on ConDeclGADT-getGADTConTypeG (XConDecl nec) = noExtCon nec   mkEmptySigWcType :: LHsType GhcRn -> LHsSigWcType GhcRn@@ -291,9 +250,9 @@   = L pos (TypeSig noExtField lname (mkEmptySigWcType (go (hsSigType ltype))))           -- The mkEmptySigWcType is suspicious   where-    go (L loc (HsForAllTy { hst_fvf = fvf, hst_bndrs = tvs, hst_body = ty }))-       = L loc (HsForAllTy { hst_fvf = fvf, hst_xforall = noExtField-                           , hst_bndrs = tvs, hst_body = go ty })+    go (L loc (HsForAllTy { hst_tele = tele, hst_body = ty }))+       = L loc (HsForAllTy { hst_tele = tele, hst_xforall = noExtField+                           , hst_body = go ty })     go (L loc (HsQualTy { hst_ctxt = ctxt, hst_body = ty }))        = L loc (HsQualTy { hst_xqual = noExtField                          , hst_ctxt = add_ctxt ctxt, hst_body = ty })@@ -301,7 +260,10 @@        = L loc (HsQualTy { hst_xqual = noExtField                          , hst_ctxt = add_ctxt (L loc []), hst_body = L loc ty }) -    extra_pred = nlHsTyConApp cls (lHsQTyVarsToTypes tvs0)+    extra_pred :: LHsType GhcRn+    extra_pred = nlHsTyConApp Prefix cls (map HsValArg (lHsQTyVarsToTypes tvs0))++    add_ctxt :: LHsContext GhcRn -> LHsContext GhcRn     add_ctxt (L loc preds) = L loc (extra_pred : preds)  addClassContext _ _ sig = sig   -- E.g. a MinimalSig is fine@@ -335,7 +297,6 @@       []    -> defn { dd_ND = DataType, dd_cons = [] }       [con] -> defn { dd_cons = [con] }       _ -> error "Should not happen"-restrictDataDefn _ (XHsDataDefn nec) = noExtCon nec  restrictCons :: [Name] -> [LConDecl GhcRn] -> [LConDecl GhcRn] restrictCons names decls = [ L p d | L p (Just d) <- map (fmap keep) decls ]@@ -345,7 +306,7 @@         PrefixCon _ -> Just d         RecCon fields           | all field_avail (unLoc fields) -> Just d-          | otherwise -> Just (d { con_args = PrefixCon (field_types (map unLoc (unLoc fields))) })+          | otherwise -> Just (d { con_args = PrefixCon (field_types $ unLoc fields) })           -- if we have *all* the field names available, then           -- keep the record declaration.  Otherwise degrade to           -- a constructor declaration.  This isn't quite right, but@@ -355,9 +316,9 @@         field_avail :: LConDeclField GhcRn -> Bool         field_avail (L _ (ConDeclField _ fs _ _))             = all (\f -> extFieldOcc (unLoc f) `elem` names) fs-        field_avail (L _ (XConDeclField nec)) = noExtCon nec-        field_types flds = [ t | ConDeclField _ _ t _ <- flds ] +        field_types flds = [ hsUnrestricted t | L _ (ConDeclField _ _ t _) <- flds ]+     keep _ = Nothing  restrictDecls :: [Name] -> [LSig GhcRn] -> [LSig GhcRn]@@ -413,14 +374,14 @@     = paren p PREC_SIG $ HsKindSig x (goL PREC_SIG ty) (goL PREC_SIG kind)   go p (HsIParamTy x n ty)     = paren p PREC_SIG $ HsIParamTy x n (reparenLType ty)-  go p (HsForAllTy x fvf tvs ty)-    = paren p PREC_CTX $ HsForAllTy x fvf (map (fmap reparenTyVar) tvs) (reparenLType ty)+  go p (HsForAllTy x tele ty)+    = paren p PREC_CTX $ HsForAllTy x (reparenHsForAllTelescope tele) (reparenLType ty)   go p (HsQualTy x ctxt ty)     = let p' [_] = PREC_CTX           p' _   = PREC_TOP -- parens will get added anyways later...       in paren p PREC_CTX $ HsQualTy x (fmap (\xs -> map (goL (p' xs)) xs) ctxt) (goL PREC_TOP ty)-  go p (HsFunTy x ty1 ty2)-    = paren p PREC_FUN $ HsFunTy x (goL PREC_FUN ty1) (goL PREC_TOP ty2)+  go p (HsFunTy x w ty1 ty2)+    = paren p PREC_FUN $ HsFunTy x w (goL PREC_FUN ty1) (goL PREC_TOP ty2)   go p (HsAppTy x fun_ty arg_ty)     = paren p PREC_CON $ HsAppTy x (goL PREC_FUN fun_ty) (goL PREC_CON arg_ty)   go p (HsAppKindTy x fun_ty arg_ki)@@ -456,10 +417,19 @@ reparenLType :: (XParTy a ~ NoExtField) => LHsType a -> LHsType a reparenLType = fmap reparenType +-- | Add parentheses around the types in an 'HsForAllTelescope' (see 'reparenTypePrec')+reparenHsForAllTelescope :: (XParTy a ~ NoExtField)+                         => HsForAllTelescope a -> HsForAllTelescope a+reparenHsForAllTelescope (HsForAllVis x bndrs) =+  HsForAllVis x (map (fmap reparenTyVar) bndrs)+reparenHsForAllTelescope (HsForAllInvis x bndrs) =+  HsForAllInvis x (map (fmap reparenTyVar) bndrs)+reparenHsForAllTelescope v@XHsForAllTelescope{} = v+ -- | Add parenthesis around the types in a 'HsTyVarBndr' (see 'reparenTypePrec')-reparenTyVar :: (XParTy a ~ NoExtField) => HsTyVarBndr a -> HsTyVarBndr a-reparenTyVar (UserTyVar x n) = UserTyVar x n-reparenTyVar (KindedTyVar x n kind) = KindedTyVar x n (reparenLType kind)+reparenTyVar :: (XParTy a ~ NoExtField) => HsTyVarBndr flag a -> HsTyVarBndr flag a+reparenTyVar (UserTyVar x flag n) = UserTyVar x flag n+reparenTyVar (KindedTyVar x flag n kind) = KindedTyVar x flag n (reparenLType kind) reparenTyVar v@XTyVarBndr{} = v  -- | Add parenthesis around the types in a 'ConDeclField' (see 'reparenTypePrec')@@ -469,6 +439,18 @@   -------------------------------------------------------------------------------+-- * Located+-------------------------------------------------------------------------------+++unL :: Located a -> a+unL (L _ x) = x+++reL :: a -> Located a+reL = L undefined++------------------------------------------------------------------------------- -- * NamedThing instances ------------------------------------------------------------------------------- @@ -542,19 +524,6 @@   return ()  --- | A variant of 'gbracket' where the return value from the first computation--- is not required.-gbracket_ :: ExceptionMonad m => m a -> m b -> m c -> m c-gbracket_ before_ after thing = gbracket before_ (const after) (const thing)---- Extract the minimal complete definition of a Name, if one exists-minimalDef :: GhcMonad m => Name -> m (Maybe ClassMinimalDef)-minimalDef n = do-  mty <- lookupGlobalName n-  case mty of-    Just (ATyCon (tyConClass_maybe -> Just c)) -> return . Just $ classMinimalDef c-    _ -> return Nothing- ------------------------------------------------------------------------------- -- * DynFlags -------------------------------------------------------------------------------@@ -706,10 +675,10 @@ -- For example, 'tyCoVarsOfTypeList' reports an incorrect order for the type -- of 'const :: a -> b -> a': ----- >>> import Name+-- >>> import GHC.Types.Name -- >>> import TyCoRep--- >>> import TysPrim--- >>> import Var+-- >>> import GHC.Builtin.Types.Prim+-- >>> import GHC.Types.Var -- >>> a = TyVarTy alphaTyVar -- >>> b = TyVarTy betaTyVar -- >>> constTy = mkFunTys [a, b] a@@ -728,7 +697,9 @@ tyCoFVsOfType' (TyConApp _ tys)   a b c = tyCoFVsOfTypes' tys a b c tyCoFVsOfType' (LitTy {})         a b c = emptyFV a b c tyCoFVsOfType' (AppTy fun arg)    a b c = (tyCoFVsOfType' arg `unionFV` tyCoFVsOfType' fun) a b c-tyCoFVsOfType' (FunTy _ arg res)  a b c = (tyCoFVsOfType' res `unionFV` tyCoFVsOfType' arg) a b c+tyCoFVsOfType' (FunTy _ w arg res)  a b c = (tyCoFVsOfType' w `unionFV`+                                           tyCoFVsOfType' res `unionFV`+                                           tyCoFVsOfType' arg) a b c tyCoFVsOfType' (ForAllTy bndr ty) a b c = tyCoFVsBndr' bndr (tyCoFVsOfType' ty)  a b c tyCoFVsOfType' (CastTy ty _)      a b c = (tyCoFVsOfType' ty) a b c tyCoFVsOfType' (CoercionTy _ )    a b c = emptyFV a b c@@ -750,7 +721,7 @@ -------------------------------------------------------------------------------  -- | Traverses the type, defaulting type variables of kind 'RuntimeRep' to--- 'LiftedType'. See 'defaultRuntimeRepVars' in IfaceType.hs the original such+-- 'LiftedType'. See 'defaultRuntimeRepVars' in GHC.Iface.Type the original such -- function working over `IfaceType`'s. defaultRuntimeRepVars :: Type -> Type defaultRuntimeRepVars = go emptyVarEnv@@ -774,8 +745,8 @@     go subs (TyConApp tc tc_args)       = TyConApp tc (map (go subs) tc_args) -    go subs (FunTy af arg res)-      = FunTy af (go subs arg) (go subs res)+    go subs (FunTy af w arg res)+      = FunTy af (go subs w) (go subs arg) (go subs res)      go subs (AppTy t u)       = AppTy (go subs t) (go subs u)
src/Haddock/Interface.hs view
@@ -1,4 +1,4 @@-{-# LANGUAGE CPP, OverloadedStrings, BangPatterns #-}+{-# LANGUAGE CPP, OverloadedStrings, BangPatterns, NamedFieldPuns #-} ----------------------------------------------------------------------------- -- | -- Module      :  Haddock.Interface@@ -29,44 +29,53 @@ -- using this environment. ----------------------------------------------------------------------------- module Haddock.Interface (-  processModules+    plugin+  , processModules ) where  -import Haddock.GhcUtils-import Haddock.InterfaceFile-import Haddock.Interface.Create-import Haddock.Interface.AttachInstances-import Haddock.Interface.Rename+import Haddock.GhcUtils (moduleString, pretty)+import Haddock.Interface.AttachInstances (attachInstances)+import Haddock.Interface.Create (createInterface1, runIfM)+import Haddock.Interface.Rename (renameInterface)+import Haddock.InterfaceFile (InterfaceFile, ifInstalledIfaces, ifLinkEnv) import Haddock.Options hiding (verbosity)-import Haddock.Types-import Haddock.Utils+import Haddock.Types (DocOption (..), Documentation (..), ExportItem (..), IfaceMap, InstIfaceMap, Interface, LinkEnv,+                      expItemDecl, expItemMbDoc, ifaceDoc, ifaceExportItems, ifaceExports, ifaceHaddockCoverage,+                      ifaceInstances, ifaceMod, ifaceOptions, ifaceVisibleExports, instMod, runWriter, throwE)+import Haddock.Utils (Verbosity, normal, out, verbose) -import Control.Monad-import Control.Monad.IO.Class ( liftIO )-import Control.Exception (evaluate)+import Control.Monad (unless, when)+import Control.Monad.IO.Class (MonadIO, liftIO)+import Data.IORef (atomicModifyIORef', newIORef, readIORef) import Data.List (foldl', isPrefixOf, nub) import qualified Data.Map as Map import qualified Data.Set as Set-import Text.Printf+import Text.Printf (printf) -import Module (mkModuleSet, emptyModuleSet, unionModuleSet, ModuleSet)-import Digraph-import DynFlags hiding (verbosity) import GHC hiding (verbosity)-import HscTypes-import FastString (unpackFS)-import TcRnTypes (tcg_rdr_env)-import Name (nameIsFromExternalPackage, nameOccName)-import OccName (isTcOcc)-import RdrName (unQualOK, gre_name, globalRdrEnvElts)-import ErrUtils (withTimingD)-import DynamicLoading (initializePlugins)+import GHC.Data.FastString (unpackFS)+import GHC.Data.Graph.Directed+import GHC.Driver.Monad (modifySession)+import GHC.Driver.Session hiding (verbosity)+import GHC.Driver.Types (isBootSummary)+import GHC.HsToCore.Docs (getMainDeclBinder)+import GHC.Plugins (HscEnv (..), Outputable, Plugin (..), PluginWithArgs (..), StaticPlugin (..), defaultPlugin,+                    keepRenamedSource)+import GHC.Tc.Types (TcGblEnv (..), TcM)+import GHC.Tc.Utils.Env (tcLookupGlobal)+import GHC.Tc.Utils.Monad (setGblEnv)+import GHC.Types.Name (nameIsFromExternalPackage, nameOccName)+import GHC.Types.Name.Occurrence (isTcOcc)+import GHC.Types.Name.Reader (globalRdrEnvElts, gre_name, unQualOK)+import GHC.Unit.Module.Env (ModuleSet, emptyModuleSet, mkModuleSet, unionModuleSet)+import GHC.Unit.Types (IsBootInterface (..))+import GHC.Utils.Error (withTimingD)  #if defined(mingw32_HOST_OS)-import System.IO import GHC.IO.Encoding.CodePage (mkLocaleEncoding)-import GHC.IO.Encoding.Failure (CodingFailureMode(TransliterateCodingFailure))+import GHC.IO.Encoding.Failure (CodingFailureMode (TransliterateCodingFailure))+import System.IO #endif  -- | Create 'Interface's and a link environment by typechecking the list of@@ -87,8 +96,14 @@ #endif    out verbosity verbose "Creating interfaces..."-  let instIfaceMap =  Map.fromList [ (instMod iface, iface) | ext <- extIfaces-                                   , iface <- ifInstalledIfaces ext ]+  let+    instIfaceMap :: InstIfaceMap+    instIfaceMap = Map.fromList+      [ (instMod iface, iface)+      | ext <- extIfaces+      , iface <- ifInstalledIfaces ext+      ]+   (interfaces, ms) <- createIfaces verbosity modules flags instIfaceMap    let exportedNames =@@ -124,99 +139,200 @@  createIfaces :: Verbosity -> [String] -> [Flag] -> InstIfaceMap -> Ghc ([Interface], ModuleSet) createIfaces verbosity modules flags instIfaceMap = do-  -- Ask GHC to tell us what the module graph is+  (haddockPlugin, getIfaces, getModules) <- liftIO $ plugin+    verbosity flags instIfaceMap++  let+    installHaddockPlugin :: HscEnv -> HscEnv+    installHaddockPlugin hsc_env = hsc_env+      {+        hsc_dflags = (gopt_set (hsc_dflags hsc_env) Opt_PluginTrustworthy)+          {+            staticPlugins = haddockPlugin : staticPlugins (hsc_dflags hsc_env)+          }+      }++  -- Note that we would rather use withTempSession but as long as we+  -- have the separate attachInstances step we need to keep the session+  -- alive to be able to find all the instances.+  modifySession installHaddockPlugin+   targets <- mapM (\filePath -> guessTarget filePath Nothing) modules   setTargets targets-  modGraph <- depanal [] False -  -- Visit modules in that order-  let sortedMods = flattenSCCs $ topSortModuleGraph False modGraph Nothing-  out verbosity normal "Haddock coverage:"-  (ifaces, _, !ms) <- foldM f ([], Map.empty, emptyModuleSet) sortedMods-  return (reverse ifaces, ms)-  where-    f (ifaces, ifaceMap, !ms) modSummary = do-      x <- {-# SCC processModule #-}-           withTimingD "processModule" (const ()) $ do-             processModule verbosity modSummary flags ifaceMap instIfaceMap-      return $ case x of-        Just (iface, ms') -> ( iface:ifaces-                             , Map.insert (ifaceMod iface) iface ifaceMap-                             , unionModuleSet ms ms' )-        Nothing           -> ( ifaces-                             , ifaceMap-                             , ms ) -- Boot modules don't generate ifaces.+  loadOk <- withTimingD "load" (const ()) $+    {-# SCC load #-} GHC.load LoadAllTargets +  case loadOk of+    Failed ->+      throwE "Cannot typecheck modules"+    Succeeded -> do+      modGraph <- GHC.getModuleGraph+      ifaceMap  <- liftIO getIfaces+      moduleSet <- liftIO getModules -processModule :: Verbosity -> ModSummary -> [Flag] -> IfaceMap -> InstIfaceMap -> Ghc (Maybe (Interface, ModuleSet))-processModule verbosity modsum flags modMap instIfaceMap = do-  out verbosity verbose $ "Checking module " ++ moduleString (ms_mod modsum) ++ "..."+      let+        ifaces :: [Interface]+        ifaces =+          [ Map.findWithDefault+              (error "haddock:iface")+              (ms_mod ms)+              ifaceMap+          | ms <- flattenSCCs $ topSortModuleGraph True modGraph Nothing+          ] -  -- Since GHC 8.6, plugins are initialized on a per module basis-  hsc_env' <- getSession-  dynflags' <- liftIO (initializePlugins hsc_env' (GHC.ms_hspp_opts modsum))-  let modsum' = modsum { ms_hspp_opts = dynflags' }+      return (ifaces, moduleSet) -  tm <- {-# SCC "parse/typecheck/load" #-} loadModule =<< typecheckModule =<< parseModule modsum' -  if not $ isBootSummary modsum then do-    out verbosity verbose "Creating interface..."-    (interface, msgs) <- {-# SCC createIterface #-}-                        withTimingD "createInterface" (const ()) $ do-                          runWriterGhc $ createInterface tm flags modMap instIfaceMap+-- | A `Plugin` that hooks into GHC's compilation pipeline to generate Haddock+-- interfaces. Due to the plugin nature we benefit from GHC's capabilities to+-- parallelize the compilation process.+plugin+  :: MonadIO m+  => Verbosity+  -> [Flag]+  -> InstIfaceMap+  -> m+     (+       StaticPlugin -- the plugin to install with GHC+     , m IfaceMap  -- get the processed interfaces+     , m ModuleSet -- get the loaded modules+     )+plugin verbosity flags instIfaceMap = liftIO $ do+  ifaceMapRef  <- newIORef Map.empty+  moduleSetRef <- newIORef emptyModuleSet -    -- We need to keep track of which modules were somehow in scope so that when-    -- Haddock later looks for instances, it also looks in these modules too.-    ---    -- See https://github.com/haskell/haddock/issues/469.-    hsc_env <- getSession-    let new_rdr_env = tcg_rdr_env . fst . GHC.tm_internals_ $ tm-        this_pkg = thisPackage (hsc_dflags hsc_env)-        !mods = mkModuleSet [ nameModule name-                            | gre <- globalRdrEnvElts new_rdr_env-                            , let name = gre_name gre-                            , nameIsFromExternalPackage this_pkg name-                            , isTcOcc (nameOccName name)   -- Types and classes only-                            , unQualOK gre ]               -- In scope unqualified+  let+    processTypeCheckedResult :: ModSummary -> TcGblEnv -> TcM ()+    processTypeCheckedResult mod_summary tc_gbl_env+      -- Don't do anything for hs-boot modules+      | IsBoot <- isBootSummary mod_summary =+          pure ()+      | otherwise = do+          ifaces <- liftIO $ readIORef ifaceMapRef+          (iface, modules) <- withTimingD "processModule" (const ()) $+            processModule1 verbosity flags ifaces instIfaceMap mod_summary tc_gbl_env -    liftIO $ mapM_ putStrLn (nub msgs)-    dflags <- getDynFlags-    let (haddockable, haddocked) = ifaceHaddockCoverage interface-        percentage = div (haddocked * 100) haddockable-        modString = moduleString (ifaceMod interface)-        coverageMsg = printf " %3d%% (%3d /%3d) in '%s'" percentage haddocked haddockable modString-        header = case ifaceDoc interface of-          Documentation Nothing _ -> False-          _ -> True-        undocumentedExports = [ formatName s n | ExportDecl { expItemDecl = L s n-                                                            , expItemMbDoc = (Documentation Nothing _, _)-                                                            } <- ifaceExportItems interface ]-          where-            formatName :: SrcSpan -> HsDecl GhcRn -> String-            formatName loc n = p (getMainDeclBinder n) ++ case loc of-              RealSrcSpan rss -> " (" ++ unpackFS (srcSpanFile rss) ++ ":" ++ show (srcSpanStartLine rss) ++ ")"-              _ -> ""+          liftIO $ do+            atomicModifyIORef' ifaceMapRef $ \xs ->+              (Map.insert (ms_mod mod_summary) iface xs, ()) -            p [] = ""-            p (x:_) = let n = pretty dflags x-                          ms = modString ++ "."-                      in if ms `isPrefixOf` n-                         then drop (length ms) n-                         else n+            atomicModifyIORef' moduleSetRef $ \xs ->+              (modules `unionModuleSet` xs, ()) -    when (OptHide `notElem` ifaceOptions interface) $ do-      out verbosity normal coverageMsg-      when (Flag_NoPrintMissingDocs `notElem` flags-            && not (null undocumentedExports && header)) $ do-        out verbosity normal "  Missing documentation for:"-        unless header $ out verbosity normal "    Module header"-        mapM_ (out verbosity normal . ("    " ++)) undocumentedExports-    interface' <- liftIO $ evaluate interface-    return (Just (interface', mods))-  else-    return Nothing+    staticPlugin :: StaticPlugin+    staticPlugin = StaticPlugin+      {+        spPlugin = PluginWithArgs+        {+          paPlugin = defaultPlugin+          {+            renamedResultAction = keepRenamedSource+          , typeCheckResultAction = \_ mod_summary tc_gbl_env -> setGblEnv tc_gbl_env $ do+              processTypeCheckedResult mod_summary tc_gbl_env+              pure tc_gbl_env +          }+        , paArguments = []+        }+      } +  pure+    ( staticPlugin+    , liftIO (readIORef ifaceMapRef)+    , liftIO (readIORef moduleSetRef)+    )+++processModule1+  :: Verbosity+  -> [Flag]+  -> IfaceMap+  -> InstIfaceMap+  -> ModSummary+  -> TcGblEnv+  -> TcM (Interface, ModuleSet)+processModule1 verbosity flags ifaces inst_ifaces mod_summary tc_gbl_env = do+  out verbosity verbose "Creating interface..."++  let+    TcGblEnv { tcg_rdr_env } = tc_gbl_env++  (!interface, messages) <- {-# SCC createInterface #-}+    withTimingD "createInterface" (const ()) $ runIfM (fmap Just . tcLookupGlobal) $+      createInterface1 flags mod_summary tc_gbl_env ifaces inst_ifaces++  -- We need to keep track of which modules were somehow in scope so that when+  -- Haddock later looks for instances, it also looks in these modules too.+  --+  -- See https://github.com/haskell/haddock/issues/469.+  dflags <- getDynFlags+  let+    mods :: ModuleSet+    !mods = mkModuleSet+      [ nameModule name+      | gre <- globalRdrEnvElts tcg_rdr_env+      , let name = gre_name gre+      , nameIsFromExternalPackage (homeUnit dflags) name+      , isTcOcc (nameOccName name)   -- Types and classes only+      , unQualOK gre -- In scope unqualified+      ]++  liftIO $ mapM_ putStrLn (nub messages)++  let+    (haddockable, haddocked) =+      ifaceHaddockCoverage interface++    percentage :: Int+    percentage =+      round (fromIntegral haddocked * 100 / fromIntegral haddockable :: Double)++    modString :: String+    modString = moduleString (ifaceMod interface)++    coverageMsg :: String+    coverageMsg =+      printf " %3d%% (%3d /%3d) in '%s'" percentage haddocked haddockable modString++    header :: Bool+    header = case ifaceDoc interface of+      Documentation Nothing _ -> False+      _ -> True++    undocumentedExports :: [String]+    undocumentedExports =+      [ formatName s n+      | ExportDecl { expItemDecl = L s n+                   , expItemMbDoc = (Documentation Nothing _, _)+                   } <- ifaceExportItems interface+      ]+        where+          formatName :: SrcSpan -> HsDecl GhcRn -> String+          formatName loc n = p (getMainDeclBinder n) ++ case loc of+            RealSrcSpan rss _ -> " (" ++ unpackFS (srcSpanFile rss) ++ ":" +++              show (srcSpanStartLine rss) ++ ")"+            _ -> ""++          p :: Outputable a => [a] -> String+          p [] = ""+          p (x:_) = let n = pretty dflags x+                        ms = modString ++ "."+                    in if ms `isPrefixOf` n+                       then drop (length ms) n+                       else n++  when (OptHide `notElem` ifaceOptions interface) $ do+    out verbosity normal coverageMsg+    when (Flag_NoPrintMissingDocs `notElem` flags+          && not (null undocumentedExports && header)) $ do+      out verbosity normal "  Missing documentation for:"+      unless header $ out verbosity normal "    Module header"+      mapM_ (out verbosity normal . ("    " ++)) undocumentedExports++  pure (interface, mods)++ -------------------------------------------------------------------------------- -- * Building of cross-linking environment --------------------------------------------------------------------------------@@ -243,4 +359,3 @@         mdl            = ifaceMod iface         keep_old env n = Map.insertWith (\_ old -> old) n mdl env         keep_new env n = Map.insert n mdl env-
src/Haddock/Interface/AttachInstances.hs view
@@ -19,7 +19,6 @@  import Haddock.Types import Haddock.Convert-import Haddock.GhcUtils  import Control.Applicative ((<|>)) import Control.Arrow hiding ((<+>))@@ -29,23 +28,25 @@ import qualified Data.Map as Map import qualified Data.Set as Set -import Class-import DynFlags-import CoreSyn (isOrphan)-import ErrUtils-import FamInstEnv+import GHC.Data.FastString (unpackFS)+import GHC.Core.Class+import GHC.Driver.Session+import GHC.Core (isOrphan)+import GHC.Utils.Error+import GHC.Core.FamInstEnv import GHC-import InstEnv-import Module ( ModuleSet, moduleSetElts )-import MonadUtils (liftIO)-import Name-import NameEnv-import Outputable (text, sep, (<+>))-import SrcLoc-import TyCon-import TyCoRep-import TysPrim( funTyConName )-import Var hiding (varName)+import GHC.Core.InstEnv+import GHC.Unit.Module.Env ( ModuleSet, moduleSetElts )+import GHC.Utils.Monad (liftIO)+import GHC.Types.Name+import GHC.Types.Name.Env+import GHC.Utils.Outputable (text, sep, (<+>))+import GHC.Types.SrcLoc+import GHC.Core.TyCon+import GHC.Core.TyCo.Rep+import GHC.Builtin.Types.Prim( funTyConName )+import GHC.Types.Var hiding (varName)+import GHC.HsToCore.Docs  type ExportedNames = Set.Set Name type Modules = Set.Set Module@@ -179,37 +180,48 @@ -- Collecting and sorting instances -------------------------------------------------------------------------------- +-- | Stable name for stable comparisons. GHC's `Name` uses unstable+-- ordering based on their `Unique`'s.+newtype SName = SName Name +instance Eq SName where+  SName n1 == SName n2 = n1 `stableNameCmp` n2 == EQ++instance Ord SName where+  SName n1 `compare` SName n2 = n1 `stableNameCmp` n2+ -- | Simplified type for sorting types, ignoring qualification (not visible -- 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]-                | SimpleTyLit TyLit+data SimpleType = SimpleType SName [SimpleType]+                | SimpleIntTyLit Integer+                | SimpleStringTyLit String                   deriving (Eq,Ord)  -instHead :: ([TyVar], [PredType], Class, [Type]) -> ([Int], Name, [SimpleType])+instHead :: ([TyVar], [PredType], Class, [Type]) -> ([Int], SName, [SimpleType]) instHead (_, _, cls, args)-  = (map argCount args, className cls, map simplify args)+  = (map argCount args, SName (className cls), map simplify args)  argCount :: Type -> Int argCount (AppTy t _)     = argCount t + 1 argCount (TyConApp _ ts) = length ts-argCount (FunTy _ _ _)   = 2+argCount (FunTy _ _ _ _) = 2 argCount (ForAllTy _ t)  = argCount t argCount (CastTy t _)    = argCount t argCount _ = 0  simplify :: Type -> SimpleType-simplify (FunTy _ t1 t2) = SimpleType funTyConName [simplify t1, simplify t2]+simplify (FunTy _ _ t1 t2)  = SimpleType (SName funTyConName) [simplify t1, simplify t2] simplify (ForAllTy _ t) = simplify t simplify (AppTy t1 t2) = SimpleType s (ts ++ maybeToList (simplify_maybe t2))   where (SimpleType s ts) = simplify t1-simplify (TyVarTy v) = SimpleType (tyVarName v) []-simplify (TyConApp tc ts) = SimpleType (tyConName tc)+simplify (TyVarTy v) = SimpleType (SName (tyVarName v)) []+simplify (TyConApp tc ts) = SimpleType (SName (tyConName tc))                                        (mapMaybe simplify_maybe ts)-simplify (LitTy l) = SimpleTyLit l+simplify (LitTy (NumTyLit n)) = SimpleIntTyLit n+simplify (LitTy (StrTyLit s)) = SimpleStringTyLit (unpackFS s) simplify (CastTy ty _) = simplify ty simplify (CoercionTy _) = error "simplify:Coercion" @@ -218,9 +230,9 @@ simplify_maybe ty              = Just (simplify ty)  -- Used for sorting-instFam :: FamInst -> ([Int], Name, [SimpleType], Int, SimpleType)+instFam :: FamInst -> ([Int], SName, [SimpleType], Int, SimpleType) instFam FamInst { fi_fam = n, fi_tys = ts, fi_rhs = t }-  = (map argCount ts, n, map simplify ts, argCount t, simplify t)+  = (map argCount ts, SName n, map simplify ts, argCount t, simplify t)   --------------------------------------------------------------------------------@@ -257,7 +269,7 @@       case t of         TyVarTy {} -> False         AppTy t1 t2 -> typeHidden t1 || typeHidden t2-        FunTy _ t1 t2 -> typeHidden t1 || typeHidden t2+        FunTy _ _ t1 t2 -> typeHidden t1 || typeHidden t2         TyConApp tcon args -> nameHidden (getName tcon) || any typeHidden args         ForAllTy bndr ty -> typeHidden (tyVarKind (binderVar bndr)) || typeHidden ty         LitTy _ -> False
src/Haddock/Interface/Create.hs view
@@ -1,9 +1,17 @@-{-# LANGUAGE CPP, TupleSections, BangPatterns, LambdaCase #-}+{-# LANGUAGE BangPatterns #-}+{-# LANGUAGE CPP #-}+{-# LANGUAGE DerivingStrategies #-}+{-# LANGUAGE FlexibleInstances #-}+{-# LANGUAGE GeneralizedNewtypeDeriving #-}+{-# LANGUAGE LambdaCase #-}+{-# LANGUAGE MultiParamTypeClasses #-}+{-# LANGUAGE NamedFieldPuns #-}+{-# LANGUAGE ScopedTypeVariables #-}+{-# LANGUAGE StandaloneDeriving #-}+{-# LANGUAGE TupleSections #-} {-# LANGUAGE TypeFamilies #-} {-# LANGUAGE ViewPatterns #-}--- Note the -Wno-incomplete-record-updates. When converting Type to HsSyn we--- are using incomplete record constructions infortunately.-{-# OPTIONS_GHC -Wwarn -Wno-incomplete-record-updates #-}+{-# OPTIONS_GHC -Wwarn #-} ----------------------------------------------------------------------------- -- | -- Module      :  Haddock.Interface.Create@@ -20,234 +28,332 @@ -- which creates a Haddock 'Interface' from the typechecking -- results 'TypecheckedModule' from GHC. ------------------------------------------------------------------------------module Haddock.Interface.Create (createInterface) where+module Haddock.Interface.Create (IfM, runIfM, createInterface1) where  import Documentation.Haddock.Doc (metaDocAppend)-import Haddock.Types-import Haddock.Options-import Haddock.GhcUtils-import Haddock.Utils-import Haddock.Convert+import Haddock.Convert (PrintRuntimeReps (..), tyThingToLHsDecl)+import Haddock.GhcUtils (addClassContext, filterSigNames, lHsQTyVarsToTypes, mkEmptySigWcType, moduleString, parents,+                         pretty, restrictTo, sigName) import Haddock.Interface.LexParseRn+import Haddock.Options (Flag (..), modulePackageInfo)+import Haddock.Types hiding (liftErrMsg)+import Haddock.Utils (replace) -import Data.Bifunctor-import Data.Bitraversable-import qualified Data.Map as M-import qualified Data.Set as S+import Control.Monad.Catch (MonadCatch, MonadThrow)+import Control.Monad.Reader (MonadReader (..), ReaderT (..), asks)+import Control.Monad.Writer.Strict hiding (tell)+import Data.Bitraversable (bitraverse)+import Data.List (find, foldl') import Data.Map (Map)-import Data.List (find, foldl', sortBy)-import Data.Maybe-import Data.Ord-import Control.Applicative-import Control.Monad-import Data.Traversable+import qualified Data.Map as M+import Data.Maybe (catMaybes, fromJust, isJust, mapMaybe, maybeToList)+import Data.Traversable (for) import GHC.Stack (HasCallStack) -import Avail hiding (avail)-import qualified Avail-import qualified Module-import qualified SrcLoc-import ConLike (ConLike(..))-import GHC-import HscTypes-import Name-import NameSet-import NameEnv-import Packages   ( lookupModuleInAllPackages, PackageName(..) )-import Bag-import RdrName-import TcRnTypes-import FastString ( unpackFS, bytesFS )-import BasicTypes ( StringLiteral(..), SourceText(..), PromotionFlag(..) )-import qualified Outputable as O+import GHC hiding (lookupName)+import GHC.Core.Class (ClassMinimalDef, classMinimalDef)+import GHC.Core.ConLike (ConLike (..))+import GHC.Data.FastString (bytesFS, unpackFS)+import GHC.Driver.Types (HscSource (..), WarningTxt (..), Warnings (..), msHsFilePath)+import GHC.HsToCore.Docs hiding (mkMaps)+import GHC.Parser.Annotation (IsUnicodeSyntax (..))+import GHC.Tc.Types hiding (IfM)+import GHC.Tc.Utils.Monad (finalSafeMode)+import GHC.Types.Avail hiding (avail)+import qualified GHC.Types.Avail as Avail+import GHC.Types.Basic (PromotionFlag (..), SourceText (..), StringLiteral (..))+import GHC.Types.Name (getOccString, getSrcSpan, isDataConName, isValName, nameIsLocalOrFrom, nameOccName)+import GHC.Types.Name.Env (lookupNameEnv)+import GHC.Types.Name.Reader (GlobalRdrEnv, globalRdrEnvElts, gre_name, gresToAvailInfo, isLocalGRE, lookupGlobalRdrEnv)+import GHC.Types.Name.Set (elemNameSet, mkNameSet)+import qualified GHC.Types.SrcLoc as SrcLoc+import qualified GHC.Unit.Module as Module+import GHC.Unit.State+import qualified GHC.Utils.Outputable as O -mkExceptionContext :: TypecheckedModule -> String++mkExceptionContext :: ModSummary -> String mkExceptionContext =-  ("creating Haddock interface for " ++) . moduleNameString . ms_mod_name . pm_mod_summary . tm_parsed_module+  ("creating Haddock interface for " ++) . moduleNameString . ms_mod_name --- | Use a 'TypecheckedModule' to produce an 'Interface'.--- To do this, we need access to already processed modules in the topological--- sort. That's what's in the 'IfaceMap'.-createInterface :: HasCallStack-                => TypecheckedModule-                -> [Flag]       -- Boolean flags-                -> IfaceMap     -- Locally processed modules-                -> InstIfaceMap -- External, already installed interfaces-                -> ErrMsgGhc Interface-createInterface tm flags modMap instIfaceMap =- withExceptionContext (mkExceptionContext tm) $ do -  let ms             = pm_mod_summary . tm_parsed_module $ tm-      mi             = moduleInfo tm-      L _ hsm        = parsedSource tm-      !safety        = modInfoSafe mi-      mdl            = ms_mod ms-      sem_mdl        = tcg_semantic_mod (fst (tm_internals_ tm))-      is_sig         = ms_hsc_src ms == HsigFile-      dflags         = ms_hspp_opts ms-      !instances     = modInfoInstances mi-      !fam_instances = md_fam_insts md-      !exportedNames = modInfoExportsWithSelectors mi-      (pkgNameFS, _) = modulePackageInfo dflags flags (Just mdl)-      pkgName        = fmap (unpackFS . (\(PackageName n) -> n)) pkgNameFS+newtype IfEnv m = IfEnv+  {+    -- | Lookup names in the enviroment.+    ife_lookup_name :: Name -> m (Maybe TyThing)+  } -      (TcGblEnv { tcg_rdr_env = gre-                , tcg_warns   = warnings-                , tcg_exports = all_exports0-                }, md) = tm_internals_ tm-      all_local_avails = gresToAvailInfo . filter isLocalGRE . globalRdrEnvElts $ gre -  -- The 'pkgName' is necessary to decide what package to mention in "@since"-  -- annotations. Not having it is not fatal though.-  ---  -- Cabal can be trusted to pass the right flags, so this warning should be-  -- mostly encountered when running Haddock outside of Cabal.-  when (isNothing pkgName) $-    liftErrMsg $ tell [ "Warning: Package name is not available." ]+-- | A monad in which we create Haddock interfaces. Not to be confused with+-- `GHC.Tc.Types.IfM` which is used to write GHC interfaces.+--+-- In the past `createInterface` was running in the `Ghc` monad but proved hard+-- to sustain as soon as we moved over for Haddock to be a plugin. Also abstracting+-- over the Ghc specific clarifies where side effects happen.+newtype IfM m a = IfM { unIfM :: ReaderT (IfEnv m) (WriterT [ErrMsg] m) a } -  -- The renamed source should always be available to us, but it's best-  -- to be on the safe side.-  (group_, imports, mayExports, mayDocHeader) <--    case renamedSource tm of-      Nothing -> do-        liftErrMsg $ tell [ "Warning: Renamed source is not available." ]-        return (emptyRnGroup, [], Nothing, Nothing)-      Just x -> return x+deriving newtype instance Functor m => Functor (IfM m)+deriving newtype instance Applicative m => Applicative (IfM m)+deriving newtype instance Monad m => Monad (IfM m)+deriving newtype instance MonadIO m => MonadIO (IfM m)+deriving newtype instance Monad m => MonadReader (IfEnv m) (IfM m)+deriving newtype instance Monad m => MonadWriter [ErrMsg] (IfM m)+deriving newtype instance (MonadThrow m) => MonadThrow (IfM m)+deriving newtype instance (MonadCatch m) => MonadCatch (IfM m) -  opts <- liftErrMsg $ mkDocOpts (haddockOptions dflags) flags mdl -  -- Process the top-level module header documentation.-  (!info, mbDoc) <- liftErrMsg $ processModuleHeader dflags pkgName gre safety mayDocHeader+-- | Run an `IfM` action.+runIfM+  -- | Lookup a global name in the current session. Used in cases+  -- where declarations don't+  :: (Name -> m (Maybe TyThing))+  -- | The action to run.+  -> IfM m a+  -- | Result and accumulated error/warning messages.+  -> m (a, [ErrMsg])+runIfM lookup_name action = do+  let+    if_env = IfEnv+      {+        ife_lookup_name = lookup_name+      }+  runWriterT (runReaderT (unIfM action) if_env) -  let declsWithDocs = topDecls group_ -      exports0 = fmap (map (first unLoc)) mayExports-      (all_exports, exports)-        | OptIgnoreExports `elem` opts = (all_local_avails, Nothing)-        | otherwise = (all_exports0, exports0)+liftErrMsg :: Monad m => ErrMsgM a -> IfM m a+liftErrMsg action = do+  writer (runWriter action) -      unrestrictedImportedMods-        -- module re-exports are only possible with-        -- explicit export list-        | Just{} <- exports-        = unrestrictedModuleImports (map unLoc imports)-        | otherwise = M.empty -      fixMap = mkFixMap group_-      (decls, _) = unzip declsWithDocs-      localInsts = filter (nameIsLocalOrFrom sem_mdl)-                        $  map getName fam_instances-                        ++ map getName instances-      -- Locations of all TH splices-      splices = [ l | L l (SpliceD _ _) <- hsmodDecls hsm ]+lookupName :: Monad m => Name -> IfM m (Maybe TyThing)+lookupName name = IfM $ do+  lookup_name <- asks ife_lookup_name+  lift $ lift (lookup_name name) -  warningMap <- liftErrMsg (mkWarningMap dflags warnings gre exportedNames) -  maps@(!docMap, !argMap, !declMap, _) <--    liftErrMsg (mkMaps dflags pkgName gre localInsts declsWithDocs)+createInterface1+  :: (MonadIO m, MonadCatch m)+  => [Flag]+  -> ModSummary+  -> TcGblEnv+  -> IfaceMap+  -> InstIfaceMap+  -> IfM m Interface+createInterface1 flags mod_sum tc_gbl_env ifaces inst_ifaces =+  withExceptionContext (mkExceptionContext mod_sum) $ do -  let allWarnings = M.unions (warningMap : map ifaceWarningMap (M.elems modMap))+  let+    ModSummary+      {+        -- Cached flags from OPTIONS, INCLUDE and LANGUAGE+        -- pragmas in the modules source code. Used to infer+        -- safety of module.+        ms_hspp_opts+      , ms_location = ModLocation+        {+          ml_hie_file+        }+      } = mod_sum -  -- The MAIN functionality: compute the export items which will-  -- each be the actual documentation of this module.-  exportItems <- mkExportItems is_sig modMap pkgName mdl sem_mdl allWarnings gre-                   exportedNames decls maps fixMap unrestrictedImportedMods-                   splices exports all_exports instIfaceMap dflags+    TcGblEnv+      {+        tcg_mod+      , tcg_src+      , tcg_semantic_mod+      , tcg_rdr_env+      , tcg_exports+      , tcg_insts+      , tcg_fam_insts+      , tcg_warns -  let !visibleNames = mkVisibleNames maps exportItems opts+      -- Renamed source+      , tcg_rn_imports+      , tcg_rn_exports+      , tcg_rn_decls -  -- Measure haddock documentation coverage.-  let prunedExportItems0 = pruneExportItems exportItems-      !haddockable = 1 + length exportItems -- module + exports-      !haddocked = (if isJust mbDoc then 1 else 0) + length prunedExportItems0-      !coverage = (haddockable, haddocked)+      , tcg_doc_hdr+      } = tc_gbl_env -  -- Prune the export list to just those declarations that have-  -- documentation, if the 'prune' option is on.-  let prunedExportItems'-        | OptPrune `elem` opts = prunedExportItems0-        | otherwise = exportItems-      !prunedExportItems = seqList prunedExportItems' `seq` prunedExportItems'+    dflags = ms_hspp_opts -  let !aliases =-        mkAliasMap dflags $ tm_renamed_source tm+    is_sig = tcg_src == HsigFile -  modWarn <- liftErrMsg (moduleWarning dflags gre warnings)+    (pkg_name_fs, _) =+      modulePackageInfo dflags flags (Just tcg_mod) -  -- Prune the docstring 'Map's to keep only docstrings that are not private.-  ---  -- Besides all the names that GHC has told us this module exports, we also-  -- keep the docs for locally defined class instances. This is more names than-  -- we need, but figuring out which instances are fully private is tricky.-  ---  -- We do this pruning to avoid having to rename, emit warnings, and save-  -- docstrings which will anyways never be rendered.-  let !localVisibleNames = S.fromList (localInsts ++ exportedNames)-      !prunedDocMap = M.restrictKeys docMap localVisibleNames-      !prunedArgMap = M.restrictKeys argMap localVisibleNames+    pkg_name :: Maybe Package+    pkg_name =+      let+        unpack (PackageName name) = unpackFS name+      in+        fmap unpack pkg_name_fs -  return $! Interface {-    ifaceMod               = mdl-  , ifaceIsSig             = is_sig-  , ifaceOrigFilename      = msHsFilePath ms-  , ifaceInfo              = info-  , ifaceDoc               = Documentation mbDoc modWarn-  , ifaceRnDoc             = Documentation Nothing Nothing-  , ifaceOptions           = opts-  , ifaceDocMap            = prunedDocMap-  , ifaceArgMap            = prunedArgMap-  , ifaceRnDocMap          = M.empty -- Filled in `renameInterface`-  , ifaceRnArgMap          = M.empty -- Filled in `renameInterface`-  , ifaceExportItems       = prunedExportItems-  , ifaceRnExportItems     = [] -- Filled in `renameInterface`-  , ifaceExports           = exportedNames-  , ifaceVisibleExports    = visibleNames-  , ifaceDeclMap           = declMap-  , ifaceFixMap            = fixMap-  , ifaceModuleAliases     = aliases-  , ifaceInstances         = instances-  , ifaceFamInstances      = fam_instances-  , ifaceOrphanInstances   = [] -- Filled in `attachInstances`-  , ifaceRnOrphanInstances = [] -- Filled in `renameInterface`-  , ifaceHaddockCoverage   = coverage-  , ifaceWarningMap        = warningMap-  , ifaceHieFile           = Just $ ml_hie_file $ ms_location ms-  , ifaceDynFlags          = dflags-  }+    fixities :: FixMap+    fixities = case tcg_rn_decls of+      Nothing -> mempty+      Just dx -> mkFixMap dx +    -- Locations of all the TH splices+    loc_splices :: [SrcSpan]+    loc_splices = case tcg_rn_decls of+      Nothing -> []+      Just HsGroup { hs_splcds } -> [ loc | L loc _ <- hs_splcds ]++  decls <- case tcg_rn_decls of+    Nothing -> do+      tell [ "Warning: Renamed source is not available" ]+      pure []+    Just dx ->+      pure (topDecls dx)++  -- Derive final options to use for haddocking this module+  doc_opts <- liftErrMsg $ mkDocOpts (haddockOptions ms_hspp_opts) flags tcg_mod++  let+    -- All elements of an explicit export list, if present+    export_list :: Maybe [(IE GhcRn, Avails)]+    export_list+      | OptIgnoreExports `elem` doc_opts  =+          Nothing+      | Just rn_exports <- tcg_rn_exports =+          Just [ (ie, avail) | (L _ ie, avail) <- rn_exports ]+      | otherwise =+          Nothing++    -- All the exported Names of this module.+    actual_exports :: [AvailInfo]+    actual_exports+      | OptIgnoreExports `elem` doc_opts  =+          gresToAvailInfo $ filter isLocalGRE $ globalRdrEnvElts tcg_rdr_env+      | otherwise =+          tcg_exports++    exported_names :: [Name]+    exported_names =+      concatMap availNamesWithSelectors actual_exports++    -- Module imports of the form `import X`. Note that there is+    -- a) no qualification and+    -- b) no import list+    imported_modules :: Map ModuleName [ModuleName]+    imported_modules+      | Just{} <- export_list =+          unrestrictedModuleImports (map unLoc tcg_rn_imports)+      | otherwise =+          M.empty++    -- TyThings that have instances defined in this module+    local_instances :: [Name]+    local_instances =+      [ name+      | name <- map getName tcg_insts ++ map getName tcg_fam_insts+      , nameIsLocalOrFrom tcg_semantic_mod name+      ]++  -- Infer module safety+  safety   <- liftIO (finalSafeMode ms_hspp_opts tc_gbl_env)++  -- Process the top-level module header documentation.+  (!info, header_doc) <- liftErrMsg $ processModuleHeader dflags pkg_name+    tcg_rdr_env safety tcg_doc_hdr++  -- Warnings on declarations in this module+  decl_warnings <- liftErrMsg (mkWarningMap dflags tcg_warns tcg_rdr_env exported_names)++  -- Warning on the module header+  mod_warning <- liftErrMsg (moduleWarning dflags tcg_rdr_env tcg_warns)++  let+    -- Warnings in this module and transitive warnings from dependend modules+    warnings :: Map Name (Doc Name)+    warnings = M.unions (decl_warnings : map ifaceWarningMap (M.elems ifaces))++  maps@(!docs, !arg_docs, !decl_map, _) <-+    liftErrMsg (mkMaps dflags pkg_name tcg_rdr_env local_instances decls)++  export_items <- mkExportItems is_sig ifaces pkg_name tcg_mod tcg_semantic_mod+    warnings tcg_rdr_env exported_names (map fst decls) maps fixities+    imported_modules loc_splices export_list actual_exports inst_ifaces dflags++  let+    visible_names :: [Name]+    visible_names = mkVisibleNames maps export_items doc_opts++    -- Measure haddock documentation coverage.+    pruned_export_items :: [ExportItem GhcRn]+    pruned_export_items = pruneExportItems export_items++    !haddockable = 1 + length export_items -- module + exports+    !haddocked = (if isJust tcg_doc_hdr then 1 else 0) + length pruned_export_items++    coverage :: (Int, Int)+    !coverage = (haddockable, haddocked)++    aliases :: Map Module ModuleName+    aliases = mkAliasMap (unitState dflags) tcg_rn_imports++  return $! Interface+    {+      ifaceMod               = tcg_mod+    , ifaceIsSig             = is_sig+    , ifaceOrigFilename      = msHsFilePath mod_sum+    , ifaceHieFile           = Just ml_hie_file+    , ifaceInfo              = info+    , ifaceDoc               = Documentation header_doc mod_warning+    , ifaceRnDoc             = Documentation Nothing Nothing+    , ifaceOptions           = doc_opts+    , ifaceDocMap            = docs+    , ifaceArgMap            = arg_docs+    , ifaceRnDocMap          = M.empty+    , ifaceRnArgMap          = M.empty+    , ifaceExportItems       = if OptPrune `elem` doc_opts then+                                 pruned_export_items else export_items+    , ifaceRnExportItems     = []+    , ifaceExports           = exported_names+    , ifaceVisibleExports    = visible_names+    , ifaceDeclMap           = decl_map+    , ifaceFixMap            = fixities+    , ifaceModuleAliases     = aliases+    , ifaceInstances         = tcg_insts+    , ifaceFamInstances      = tcg_fam_insts+    , ifaceOrphanInstances   = [] -- Filled in attachInstances+    , ifaceRnOrphanInstances = [] -- Filled in attachInstances+    , ifaceHaddockCoverage   = coverage+    , ifaceWarningMap        = warnings+    , ifaceDynFlags          = dflags+    }++ -- | Given all of the @import M as N@ declarations in a package, -- create a mapping from the module identity of M, to an alias N -- (if there are multiple aliases, we pick the last one.)  This -- will go in 'ifaceModuleAliases'.-mkAliasMap :: DynFlags -> Maybe RenamedSource -> M.Map Module ModuleName-mkAliasMap dflags mRenamedSource =-  case mRenamedSource of-    Nothing -> M.empty-    Just (_,impDecls,_,_) ->-      M.fromList $-      mapMaybe (\(SrcLoc.L _ impDecl) -> do-        SrcLoc.L _ alias <- ideclAs impDecl-        return $-          (lookupModuleDyn dflags-             -- TODO: This is supremely dodgy, because in general the-             -- UnitId isn't going to look anything like the package-             -- qualifier (even with old versions of GHC, the-             -- IPID would be p-0.1, but a package qualifier never-             -- has a version number it.  (Is it possible that in-             -- Haddock-land, the UnitIds never have version numbers?-             -- I, ezyang, have not quite understand Haddock's package-             -- identifier model.)-             ---             -- Additionally, this is simulating some logic GHC already-             -- has for deciding how to qualify names when it outputs-             -- them to the user.  We should reuse that information;-             -- or at least reuse the renamed imports, which know what-             -- they import!-             (fmap Module.fsToUnitId $-              fmap sl_fs $ ideclPkgQual impDecl)-             (case ideclName impDecl of SrcLoc.L _ name -> name),-           alias))-        impDecls+mkAliasMap :: UnitState -> [LImportDecl GhcRn] -> M.Map Module ModuleName+mkAliasMap state impDecls =+  M.fromList $+  mapMaybe (\(SrcLoc.L _ impDecl) -> do+    SrcLoc.L _ alias <- ideclAs impDecl+    return $+      (lookupModuleDyn state+         -- TODO: This is supremely dodgy, because in general the+         -- UnitId isn't going to look anything like the package+         -- qualifier (even with old versions of GHC, the+         -- IPID would be p-0.1, but a package qualifier never+         -- has a version number it.  (Is it possible that in+         -- Haddock-land, the UnitIds never have version numbers?+         -- I, ezyang, have not quite understand Haddock's package+         -- identifier model.)+         --+         -- Additionally, this is simulating some logic GHC already+         -- has for deciding how to qualify names when it outputs+         -- them to the user.  We should reuse that information;+         -- or at least reuse the renamed imports, which know what+         -- they import!+         (fmap Module.fsToUnit $+          fmap sl_fs $ ideclPkgQual impDecl)+         (case ideclName impDecl of SrcLoc.L _ name -> name),+       alias))+    impDecls  -- We want to know which modules are imported without any qualification. This -- way we can display module reexports more compactly. This mapping also looks@@ -287,13 +393,13 @@ -- Similar to GHC.lookupModule -- ezyang: Not really... lookupModuleDyn ::-  DynFlags -> Maybe UnitId -> ModuleName -> Module+  UnitState -> Maybe Unit -> ModuleName -> Module lookupModuleDyn _ (Just pkgId) mdlName =   Module.mkModule pkgId mdlName-lookupModuleDyn dflags Nothing mdlName =-  case lookupModuleInAllPackages dflags mdlName of+lookupModuleDyn state Nothing mdlName =+  case lookupModuleInAllUnits state mdlName of     (m,_):_ -> m-    [] -> Module.mkModule Module.mainUnitId mdlName+    [] -> Module.mkModule Module.mainUnit mdlName   -------------------------------------------------------------------------------@@ -398,9 +504,8 @@                         , [(Name, Map Int (MDoc Name))]                         , [(Name,  [LHsDecl GhcRn])]                         )-    mappings (ldecl, docStrs) = do-      let L l decl = ldecl-          declDoc :: [HsDocString] -> Map Int HsDocString+    mappings (ldecl@(L (RealSrcSpan l _) decl), docStrs) = do+      let declDoc :: [HsDocString] -> Map Int HsDocString                   -> ErrMsgM (Maybe (MDoc Name), Map Int (MDoc Name))           declDoc strs m = do             doc' <- processDocStrings dflags pkgName gre strs@@ -428,12 +533,13 @@         seqList subDocs `seq`         seqList subArgs `seq`         pure (dm, am, cm)+    mappings (L (UnhelpfulSpan _) _, _) = pure ([], [], []) -    instanceMap :: Map SrcSpan Name-    instanceMap = M.fromList [ (getSrcSpan n, n) | n <- instances ]+    instanceMap :: Map RealSrcSpan Name+    instanceMap = M.fromList [(l, n) | n <- instances, RealSrcSpan l _ <- [getSrcSpan n] ] -    names :: SrcSpan -> HsDecl GhcRn -> [Name]-    names _ (InstD _ d) = maybeToList (M.lookup loc instanceMap) -- See note [2].+    names :: RealSrcSpan -> HsDecl GhcRn -> [Name]+    names _ (InstD _ d) = maybeToList (SrcLoc.lookupSrcSpan loc instanceMap) -- See note [2].       where loc = case d of               -- The CoAx's loc is the whole line, but only for TFs. The               -- workaround is to dig into the family instance declaration and@@ -456,200 +562,13 @@ --------------------------------------------------------------------------------  --- | Get all subordinate declarations inside a declaration, and their docs.--- A subordinate declaration is something like the associate type or data--- family of a type class.-subordinates :: InstMap-             -> HsDecl GhcRn-             -> [(Name, [HsDocString], Map Int HsDocString)]-subordinates instMap decl = case decl of-  InstD _ (ClsInstD _ d) -> do-    DataFamInstDecl { dfid_eqn = HsIB { hsib_body =-      FamEqn { feqn_tycon = L l _-             , feqn_rhs   = defn }}} <- unLoc <$> cid_datafam_insts d-    [ (n, [], M.empty) | Just n <- [M.lookup l instMap] ] ++ dataSubs defn -  InstD _ (DataFamInstD _ (DataFamInstDecl (HsIB { hsib_body = d })))-    -> dataSubs (feqn_rhs d)-  TyClD _ d | isClassDecl d -> classSubs d-            | isDataDecl  d -> dataSubs (tcdDataDefn d)-  _ -> []-  where-    classSubs dd = [ (name, doc, declTypeDocs d) | (L _ d, doc) <- classDecls dd-                   , name <- getMainDeclBinder d, not (isValD d)-                   ]-    dataSubs :: HsDataDefn GhcRn -> [(Name, [HsDocString], Map Int HsDocString)]-    dataSubs dd = constrs ++ fields ++ derivs-      where-        cons = map unLoc $ (dd_cons dd)-        constrs = [ (unLoc cname, maybeToList $ fmap unLoc $ con_doc c, conArgDocs c)-                  | c <- cons, cname <- getConNames c ]-        fields  = [ (extFieldOcc n, maybeToList $ fmap unLoc doc, M.empty)-                  | RecCon flds <- map getConArgs cons-                  , L _ (ConDeclField _ ns _ doc) <- (unLoc flds)-                  , L _ n <- ns ]-        derivs  = [ (instName, [unLoc doc], M.empty)-                  | (l, doc) <- mapMaybe (extract_deriv_ty . hsib_body) $-                                concatMap (unLoc . deriv_clause_tys . unLoc) $-                                unLoc $ dd_derivs dd-                  , Just instName <- [M.lookup l instMap] ]--        extract_deriv_ty :: LHsType GhcRn -> Maybe (SrcSpan, LHsDocString)-        extract_deriv_ty ty =-          case dL ty of-            -- deriving (forall a. C a {- ^ Doc comment -})-            L l (HsForAllTy{ hst_fvf = ForallInvis-                           , hst_body = dL->L _ (HsDocTy _ _ doc) })-                                  -> Just (l, doc)-            -- deriving (C a {- ^ Doc comment -})-            L l (HsDocTy _ _ doc) -> Just (l, doc)-            _                     -> Nothing---- | Extract constructor argument docs from inside constructor decls.-conArgDocs :: ConDecl GhcRn -> Map Int HsDocString-conArgDocs con = case getConArgs con of-                   PrefixCon args -> go 0 (map unLoc args ++ ret)-                   InfixCon arg1 arg2 -> go 0 ([unLoc arg1, unLoc arg2] ++ ret)-                   RecCon _ -> go 1 ret-  where-    go n (HsDocTy _ _ (L _ ds) : tys) = M.insert n ds $ go (n+1) tys-    go n (HsBangTy _ _ (L _ (HsDocTy _ _ (L _ ds))) : tys) = M.insert n ds $ go (n+1) tys-    go n (_ : tys) = go (n+1) tys-    go _ [] = M.empty--    ret = case con of-            ConDeclGADT { con_res_ty = res_ty } -> [ unLoc res_ty ]-            _ -> []---- | Extract function argument docs from inside top-level decls.-declTypeDocs :: HsDecl GhcRn -> Map Int HsDocString-declTypeDocs (SigD  _ (TypeSig _ _ ty))          = typeDocs (unLoc (hsSigWcType ty))-declTypeDocs (SigD  _ (ClassOpSig _ _ _ ty))     = typeDocs (unLoc (hsSigType ty))-declTypeDocs (SigD  _ (PatSynSig _ _ ty))        = typeDocs (unLoc (hsSigType ty))-declTypeDocs (ForD  _ (ForeignImport _ _ ty _))  = typeDocs (unLoc (hsSigType ty))-declTypeDocs (TyClD _ (SynDecl { tcdRhs = ty })) = typeDocs (unLoc ty)-declTypeDocs _ = M.empty---- | Extract function argument docs from inside types.-typeDocs :: HsType GhcRn -> Map Int HsDocString-typeDocs = go 0-  where-    go n (HsForAllTy { hst_body = ty }) = go n (unLoc ty)-    go n (HsQualTy   { hst_body = ty }) = go n (unLoc ty)-    go n (HsFunTy _ (L _ (HsDocTy _ _ (L _ x))) (L _ ty)) = M.insert n x $ go (n+1) ty-    go n (HsFunTy _ _ ty) = go (n+1) (unLoc ty)-    go n (HsDocTy _ _ (L _ doc)) = M.singleton n doc-    go _ _ = M.empty---- | All the sub declarations of a class (that we handle), ordered by--- source location, with documentation attached if it exists.-classDecls :: TyClDecl GhcRn -> [(LHsDecl GhcRn, [HsDocString])]-classDecls class_ = filterDecls . collectDocs . sortByLoc $ decls-  where-    decls = docs ++ defs ++ sigs ++ ats-    docs  = mkDecls tcdDocs (DocD noExtField) class_-    defs  = mkDecls (bagToList . tcdMeths) (ValD noExtField) class_-    sigs  = mkDecls tcdSigs (SigD noExtField) class_-    ats   = mkDecls tcdATs (TyClD noExtField . FamDecl noExtField) class_----- | The top-level declarations of a module that we care about,--- ordered by source location, with documentation attached if it exists.-topDecls :: HsGroup GhcRn -> [(LHsDecl GhcRn, [HsDocString])]-topDecls =-  filterClasses . filterDecls . collectDocs . sortByLoc . ungroup- -- | Extract a map of fixity declarations only mkFixMap :: HsGroup GhcRn -> FixMap-mkFixMap group_ = M.fromList [ (n,f)-                             | L _ (FixitySig _ ns f) <- hs_fixds group_,-                               L _ n <- ns ]----- | Take all declarations except pragmas, infix decls, rules from an 'HsGroup'.-ungroup :: HsGroup GhcRn -> [LHsDecl GhcRn]-ungroup group_ =-  mkDecls (tyClGroupTyClDecls . hs_tyclds) (TyClD noExtField)  group_ ++-  mkDecls hs_derivds             (DerivD noExtField) group_ ++-  mkDecls hs_defds               (DefD noExtField)   group_ ++-  mkDecls hs_fords               (ForD noExtField)   group_ ++-  mkDecls hs_docs                (DocD noExtField)   group_ ++-  mkDecls (tyClGroupInstDecls . hs_tyclds) (InstD noExtField)  group_ ++-  mkDecls (typesigs . hs_valds)  (SigD noExtField)   group_ ++-  mkDecls (valbinds . hs_valds)  (ValD noExtField)   group_-  where-    typesigs (XValBindsLR (NValBinds _ sigs)) = filter isUserLSig sigs-    typesigs _ = error "expected ValBindsOut"--    valbinds (XValBindsLR (NValBinds binds _)) = concatMap bagToList . snd . unzip $ binds-    valbinds _ = error "expected ValBindsOut"----- | Take a field of declarations from a data structure and create HsDecls--- using the given constructor-mkDecls :: (a -> [Located b]) -> (b -> c) -> a -> [Located c]-mkDecls field con struct = [ L loc (con decl) | L loc decl <- field struct ]----- | Sort by source location-sortByLoc :: [Located a] -> [Located a]-sortByLoc = sortBy (comparing getLoc)-------------------------------------------------------------------------------------- Filtering of declarations------ We filter out declarations that we don't intend to handle later.-------------------------------------------------------------------------------------- | Filter out declarations that we don't handle in Haddock-filterDecls :: [(LHsDecl a, doc)] -> [(LHsDecl a, doc)]-filterDecls = filter (isHandled . unLoc . fst)-  where-    isHandled (ForD _ (ForeignImport {})) = True-    isHandled (TyClD {})  = True-    isHandled (InstD {})  = True-    isHandled (DerivD {}) = True-    isHandled (SigD _ d)  = isUserLSig (noLoc d)-    isHandled (ValD {})   = True-    -- we keep doc declarations to be able to get at named docs-    isHandled (DocD {})   = True-    isHandled _ = False---- | Go through all class declarations and filter their sub-declarations-filterClasses :: [(LHsDecl a, doc)] -> [(LHsDecl a, doc)]-filterClasses decls = [ if isClassD d then (L loc (filterClass d), doc) else x-                      | x@(L loc d, doc) <- decls ]-  where-    filterClass (TyClD x c) =-      TyClD x $ c { tcdSigs = filter (liftA2 (||) isUserLSig isMinimalLSig) $ tcdSigs c }-    filterClass _ = error "expected TyClD"-------------------------------------------------------------------------------------- Collect docs------ To be able to attach the right Haddock comment to the right declaration,--- we sort the declarations by their SrcLoc and "collect" the docs for each--- declaration.-------------------------------------------------------------------------------------- | Collect docs and attach them to the right declarations.-collectDocs :: [LHsDecl a] -> [(LHsDecl a, [HsDocString])]-collectDocs = go Nothing []-  where-    go Nothing _ [] = []-    go (Just prev) docs [] = finished prev docs []-    go prev docs (L _ (DocD _ (DocCommentNext str)) : ds)-      | Nothing <- prev = go Nothing (str:docs) ds-      | Just decl <- prev = finished decl docs (go Nothing [str] ds)-    go prev docs (L _ (DocD _ (DocCommentPrev str)) : ds) = go prev (str:docs) ds-    go Nothing docs (d:ds) = go (Just d) docs ds-    go (Just prev) docs (d:ds) = finished prev docs (go (Just d) [] ds)--    finished decl docs rest = (decl, reverse docs) : rest+mkFixMap group_ =+  M.fromList [ (n,f)+             | L _ (FixitySig _ ns f) <- hsGroupTopLevelFixitySigs group_,+               L _ n <- ns ]   -- | Build the list of items that will become the documentation, from the@@ -659,7 +578,7 @@ -- We create the export items even if the module is hidden, since they -- might be useful when creating the export items for other modules. mkExportItems-  :: HasCallStack+  :: (Monad m)   => Bool               -- is it a signature   -> IfaceMap   -> Maybe Package      -- this package@@ -677,7 +596,7 @@   -> Avails             -- exported stuff from this module   -> InstIfaceMap   -> DynFlags-  -> ErrMsgGhc [ExportItem GhcRn]+  -> IfM m [ExportItem GhcRn] mkExportItems   is_sig modMap pkgName thisMod semMod warnings gre exportedNames decls   maps fixMap unrestricted_imp_mods splices exportList allExports@@ -719,25 +638,39 @@       availExportItem is_sig modMap thisMod semMod warnings exportedNames         maps fixMap splices instIfaceMap dflags avail -availExportItem :: HasCallStack-                => Bool               -- is it a signature-                -> IfaceMap-                -> Module             -- this module-                -> Module             -- semantic module-                -> WarningMap-                -> [Name]             -- exported names (orig)-                -> Maps-                -> FixMap-                -> [SrcSpan]          -- splice locations-                -> InstIfaceMap-                -> DynFlags-                -> AvailInfo-                -> ErrMsgGhc [ExportItem GhcRn]++-- Extract the minimal complete definition of a Name, if one exists+minimalDef :: Monad m => Name -> IfM m (Maybe ClassMinimalDef)+minimalDef n = do+  mty <- lookupName n+  case mty of+    Just (ATyCon (tyConClass_maybe -> Just c)) ->+      return . Just $ classMinimalDef c+    _ ->+      return Nothing+++availExportItem+  :: forall m+  .  Monad m+  => Bool               -- is it a signature+  -> IfaceMap+  -> Module             -- this module+  -> Module             -- semantic module+  -> WarningMap+  -> [Name]             -- exported names (orig)+  -> Maps+  -> FixMap+  -> [SrcSpan]          -- splice locations+  -> InstIfaceMap+  -> DynFlags+  -> AvailInfo+  -> IfM m [ExportItem GhcRn] availExportItem is_sig modMap thisMod semMod warnings exportedNames   (docMap, argMap, declMap, _) fixMap splices instIfaceMap   dflags availInfo = declWith availInfo   where-    declWith :: AvailInfo -> ErrMsgGhc [ ExportItem GhcRn ]+    declWith :: AvailInfo -> IfM m [ ExportItem GhcRn ]     declWith avail = do       let t = availName avail       r    <- findDecl avail@@ -774,7 +707,7 @@                     in availExportDecl avail newDecl docs_                    L loc (TyClD _ cl@ClassDecl{}) -> do-                    mdef <- liftGhcToErrMsgGhc $ minimalDef t+                    mdef <- minimalDef t                     let sig = maybeToList $ fmap (noLoc . MinimalSig noExtField NoSourceText . noLoc . fmap noLoc) mdef                     availExportDecl avail                       (L loc $ TyClD noExtField cl { tcdSigs = sig ++ tcdSigs cl }) docs_@@ -803,7 +736,7 @@         _ -> return []      -- Tries 'extractDecl' first then falls back to 'hiDecl' if that fails-    availDecl :: Name -> LHsDecl GhcRn -> ErrMsgGhc (LHsDecl GhcRn)+    availDecl :: Name -> LHsDecl GhcRn -> IfM m (LHsDecl GhcRn)     availDecl declName parentDecl =       case extractDecl declMap declName parentDecl of         Right d -> pure d@@ -815,7 +748,7 @@      availExportDecl :: AvailInfo -> LHsDecl GhcRn                     -> (DocForDecl Name, [(Name, DocForDecl Name)])-                    -> ErrMsgGhc [ ExportItem GhcRn ]+                    -> IfM m [ ExportItem GhcRn ]     availExportDecl avail decl (doc, subs)       | availExportsDecl avail = do           extractedDecl <- availDecl (availName avail) decl@@ -861,7 +794,7 @@     exportedNameSet = mkNameSet exportedNames     isExported n = elemNameSet n exportedNameSet -    findDecl :: AvailInfo -> ErrMsgGhc ([LHsDecl GhcRn], (DocForDecl Name, [(Name, DocForDecl Name)]))+    findDecl :: AvailInfo -> IfM m ([LHsDecl GhcRn], (DocForDecl Name, [(Name, DocForDecl Name)]))     findDecl avail       | m == semMod =           case M.lookup n declMap of@@ -876,11 +809,11 @@                     Nothing -> return ([], (noDocForDecl, availNoDocs avail))                     -- TODO: If we try harder, we might be able to find                     -- a Haddock!  Look in the Haddocks for each thing in-                    -- requirementContext (pkgState)+                    -- requirementContext (unitState)                     Just decl -> return ([decl], (noDocForDecl, availNoDocs avail))               | otherwise ->                 return ([], (noDocForDecl, availNoDocs avail))-      | Just iface <- M.lookup (semToIdMod (moduleUnitId thisMod) m) modMap+      | Just iface <- M.lookup (semToIdMod (moduleUnit thisMod) m) modMap       , Just ds <- M.lookup n (ifaceDeclMap iface) =           return (ds, lookupDocs avail warnings                             (ifaceDocMap iface)@@ -890,10 +823,10 @@         n = availName avail         m = nameModule n -    findBundledPatterns :: AvailInfo -> ErrMsgGhc [(HsDecl GhcRn, DocForDecl Name)]+    findBundledPatterns :: AvailInfo -> IfM m [(HsDecl GhcRn, DocForDecl Name)]     findBundledPatterns avail = do       patsyns <- for constructor_names $ \name -> do-        mtyThing <- liftGhcToErrMsgGhc (lookupName name)+        mtyThing <- lookupName name         case mtyThing of           Just (AConLike PatSynCon{}) -> do             export_items <- declWith (Avail.avail name)@@ -926,15 +859,15 @@  -- | Given a 'Module' from a 'Name', convert it into a 'Module' that -- we can actually find in the 'IfaceMap'.-semToIdMod :: UnitId -> Module -> Module+semToIdMod :: Unit -> Module -> Module semToIdMod this_uid m     | Module.isHoleModule m = mkModule this_uid (moduleName m)-    | otherwise      = m+    | otherwise             = m  -- | Reify a declaration from the GHC internal 'TyThing' representation.-hiDecl :: DynFlags -> Name -> ErrMsgGhc (Maybe (LHsDecl GhcRn))+hiDecl :: Monad m => DynFlags -> Name -> IfM m (Maybe (LHsDecl GhcRn)) hiDecl dflags t = do-  mayTyThing <- liftGhcToErrMsgGhc $ lookupName t+  mayTyThing <- lookupName t   case mayTyThing of     Nothing -> do       liftErrMsg $ tell ["Warning: Not found in environment: " ++ pretty dflags t]@@ -953,8 +886,9 @@ -- It gets the type signature from GHC and that means it's not going to -- have a meaningful 'SrcSpan'. So we pass down 'SrcSpan' for the -- declaration and use it instead - 'nLoc' here.-hiValExportItem :: DynFlags -> Name -> SrcSpan -> DocForDecl Name -> Bool-                -> Maybe Fixity -> ErrMsgGhc (ExportItem GhcRn)+hiValExportItem+  :: Monad m => DynFlags -> Name -> SrcSpan -> DocForDecl Name -> Bool+  -> Maybe Fixity -> IfM m (ExportItem GhcRn) hiValExportItem dflags name nLoc doc splice fixity = do   mayDecl <- hiDecl dflags name   case mayDecl of@@ -984,12 +918,14 @@  -- | Export the given module as `ExportModule`. We are not concerned with the -- single export items of the given module.-moduleExport :: Module           -- ^ Module A (identity, NOT semantic)-             -> DynFlags         -- ^ The flags used when typechecking A-             -> IfaceMap         -- ^ Already created interfaces-             -> InstIfaceMap     -- ^ Interfaces in other packages-             -> ModuleName       -- ^ The exported module-             -> ErrMsgGhc [ExportItem GhcRn] -- ^ Resulting export items+moduleExport+  :: Monad m+  => Module           -- ^ Module A (identity, NOT semantic)+  -> DynFlags         -- ^ The flags used when typechecking A+  -> IfaceMap         -- ^ Already created interfaces+  -> InstIfaceMap     -- ^ Interfaces in other packages+  -> ModuleName       -- ^ The exported module+  -> IfM m [ExportItem GhcRn] -- ^ Resulting export items moduleExport thisMod dflags ifaceMap instIfaceMap expMod =     -- NB: we constructed the identity module when looking up in     -- the IfaceMap.@@ -1003,13 +939,11 @@         case M.lookup expMod (M.mapKeys moduleName instIfaceMap) of           Just iface -> return [ ExportModule (instMod iface) ]           Nothing -> do-            liftErrMsg $-              tell ["Warning: " ++ pretty dflags thisMod ++ ": Could not find " ++-                    "documentation for exported module: " ++ pretty dflags expMod]+            liftErrMsg $ tell ["Warning: " ++ pretty dflags thisMod ++ ": Could not find " +++                               "documentation for exported module: " ++ pretty dflags expMod]             return []   where-    m = mkModule unitId expMod -- Identity module!-    unitId = moduleUnitId thisMod+    m = mkModule (moduleUnit thisMod) expMod -- Identity module!  -- Note [1]: ------------@@ -1032,22 +966,24 @@ -- every locally defined declaration is exported; thus, we just -- zip through the renamed declarations. -fullModuleContents :: Bool               -- is it a signature-                   -> IfaceMap-                   -> Maybe Package      -- this package-                   -> Module             -- this module-                   -> Module             -- semantic module-                   -> WarningMap-                   -> GlobalRdrEnv      -- ^ The renaming environment-                   -> [Name]             -- exported names (orig)-                   -> [LHsDecl GhcRn]    -- renamed source declarations-                   -> Maps-                   -> FixMap-                   -> [SrcSpan]          -- splice locations-                   -> InstIfaceMap-                   -> DynFlags-                   -> Avails-                   -> ErrMsgGhc [ExportItem GhcRn]+fullModuleContents+  :: Monad m+  => Bool               -- is it a signature+  -> IfaceMap+  -> Maybe Package      -- this package+  -> Module             -- this module+  -> Module             -- semantic module+  -> WarningMap+  -> GlobalRdrEnv      -- ^ The renaming environment+  -> [Name]             -- exported names (orig)+  -> [LHsDecl GhcRn]    -- renamed source declarations+  -> Maps+  -> FixMap+  -> [SrcSpan]          -- splice locations+  -> InstIfaceMap+  -> DynFlags+  -> Avails+  -> IfM m [ExportItem GhcRn] fullModuleContents is_sig modMap pkgName thisMod semMod warnings gre exportedNames   decls maps@(_, _, declMap, _) fixMap splices instIfaceMap dflags avails = do   let availEnv = availsToNameEnv (nubAvails avails)@@ -1182,9 +1118,9 @@   extract con =     let args =           case getConArgs con of-            PrefixCon args' -> args'+            PrefixCon args' -> (map hsScaledThing args')             RecCon (L _ fields) -> cd_fld_type . unLoc <$> fields-            InfixCon arg1 arg2 -> [arg1, arg2]+            InfixCon arg1 arg2 -> map hsScaledThing [arg1, arg2]         typ = longArrow args (data_ty con)         typ' =           case con of@@ -1194,7 +1130,7 @@     in PatSynSig noExtField [noLoc nm] (mkEmptyImplicitBndrs typ'')    longArrow :: [LHsType GhcRn] -> LHsType GhcRn -> LHsType GhcRn-  longArrow inputs output = foldr (\x y -> noLoc (HsFunTy noExtField x y)) output inputs+  longArrow inputs output = foldr (\x y -> noLoc (HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) x y)) output inputs    data_ty con     | ConDeclGADT{} <- con = con_res_ty con@@ -1211,7 +1147,7 @@ extractRecSel nm t tvs (L _ con : rest) =   case getConArgs con of     RecCon (L _ fields) | ((l,L _ (ConDeclField _ _nn ty _)) : _) <- matching_fields fields ->-      pure (L l (TypeSig noExtField [noLoc nm] (mkEmptySigWcType (noLoc (HsFunTy noExtField data_ty (getBangType ty))))))+      pure (L l (TypeSig noExtField [noLoc nm] (mkEmptySigWcType (noLoc (HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) data_ty (getBangType ty))))))     _ -> extractRecSel nm t tvs rest  where   matching_fields :: [LConDeclField GhcRn] -> [(SrcSpan, LConDeclField GhcRn)]@@ -1244,7 +1180,7 @@       where subs    = map fst (expItemSubDocs e)             patsyns = concatMap (getMainDeclBinder . fst) (expItemPats e)             name = case unLoc $ expItemDecl e of-              InstD _ d -> maybeToList $ M.lookup (getInstLoc d) instMap+              InstD _ d -> maybeToList $ SrcLoc.lookupSrcSpan (getInstLoc d) instMap               decl      -> getMainDeclBinder decl     exportName ExportNoDecl {} = [] -- we don't count these as visible, since                                     -- we don't want links to go to them.
src/Haddock/Interface/Json.hs view
@@ -5,11 +5,11 @@   , renderJson   ) where -import BasicTypes-import Json-import Module-import Name-import Outputable+import GHC.Types.Basic+import GHC.Utils.Json+import GHC.Unit.Module+import GHC.Types.Name+import GHC.Utils.Outputable  import Control.Arrow import Data.Map (Map)
src/Haddock/Interface/LexParseRn.hs view
@@ -1,5 +1,6 @@ {-# OPTIONS_GHC -Wwarn #-} {-# LANGUAGE BangPatterns #-}+{-# LANGUAGE FlexibleContexts #-} {-# LANGUAGE ViewPatterns #-}   ----------------------------------------------------------------------------- -- |@@ -25,17 +26,17 @@ import Data.List (maximumBy, (\\)) import Data.Ord import Documentation.Haddock.Doc (metaDocConcat)-import DynFlags (languageExtensions)+import GHC.Driver.Session (languageExtensions) import qualified GHC.LanguageExtensions as LangExt import GHC import Haddock.Interface.ParseModuleHeader import Haddock.Parser import Haddock.Types-import Name-import Outputable ( showPpr, showSDoc )-import RdrName-import RdrHsSyn (setRdrNameSpace)-import EnumSet+import GHC.Types.Name+import GHC.Parser.PostProcess+import GHC.Utils.Outputable ( showPpr, showSDoc )+import GHC.Types.Name.Reader+import GHC.Data.EnumSet as EnumSet  processDocStrings :: DynFlags -> Maybe Package -> GlobalRdrEnv -> [HsDocString]                   -> ErrMsgM (Maybe (MDoc Name))
src/Haddock/Interface/ParseModuleHeader.hs view
@@ -1,5 +1,6 @@-{-# LANGUAGE DeriveFunctor #-} {-# OPTIONS_GHC -Wwarn #-}+{-# LANGUAGE DeriveFunctor #-}+ ----------------------------------------------------------------------------- -- | -- Module      :  Haddock.Interface.ParseModuleHeader@@ -15,7 +16,7 @@ import Control.Applicative (Alternative (..)) import Control.Monad (ap) import Data.Char-import DynFlags+import GHC.Driver.Session import Haddock.Parser import Haddock.Types 
src/Haddock/Interface/Rename.hs view
@@ -20,11 +20,11 @@ import Haddock.GhcUtils import Haddock.Types -import Bag (emptyBag)+import GHC.Data.Bag (emptyBag) import GHC hiding (NoLink)-import Name-import RdrName (RdrName(Exact))-import TysWiredIn (eqTyCon_RDR)+import GHC.Types.Name+import GHC.Types.Name.Reader (RdrName(Exact))+import GHC.Builtin.Types (eqTyCon_RDR)  import Control.Applicative import Control.Arrow ( first )@@ -33,6 +33,7 @@ import qualified Data.Map as Map hiding ( Map ) import qualified Data.Set as Set import Prelude hiding (mapM)+import GHC.HsToCore.Docs  -- | Traverse docstrings and ASTs in the Haddock interface, renaming 'Name' to -- 'DocName'.@@ -232,7 +233,6 @@ renameFamilyResultSig (L loc (TyVarSig _ bndr))     = do { bndr' <- renameLTyVarBndr bndr          ; return (L loc (TyVarSig noExtField bndr')) }-renameFamilyResultSig (L _ (XFamilyResultSig nec)) = noExtCon nec  renameInjectivityAnn :: LInjectivityAnn GhcRn -> RnM (LInjectivityAnn DocNameI) renameInjectivityAnn (L loc (InjectivityAnn lhs rhs))@@ -244,13 +244,18 @@                           -> RnM (Maybe (LInjectivityAnn DocNameI)) renameMaybeInjectivityAnn = traverse renameInjectivityAnn +renameArrow :: HsArrow GhcRn -> RnM (HsArrow DocNameI)+renameArrow (HsUnrestrictedArrow u) = return (HsUnrestrictedArrow u)+renameArrow (HsLinearArrow u) = return (HsLinearArrow u)+renameArrow (HsExplicitMult u p) = HsExplicitMult u <$> renameLType p+ renameType :: HsType GhcRn -> RnM (HsType DocNameI) renameType t = case t of-  HsForAllTy { hst_fvf = fvf, hst_bndrs = tyvars, hst_body = ltype } -> do-    tyvars'   <- mapM renameLTyVarBndr tyvars-    ltype'    <- renameLType ltype-    return (HsForAllTy { hst_fvf = fvf, hst_xforall = noExtField-                       , hst_bndrs = tyvars', hst_body = ltype' })+  HsForAllTy { hst_tele = tele, hst_body = ltype } -> do+    tele'  <- renameHsForAllTelescope tele+    ltype' <- renameLType ltype+    return (HsForAllTy { hst_xforall = noExtField+                       , hst_tele = tele', hst_body = ltype' })    HsQualTy { hst_ctxt = lcontext , hst_body = ltype } -> do     lcontext' <- renameLContext lcontext@@ -272,10 +277,11 @@     b' <- renameLKind b     return (HsAppKindTy noExtField a' b') -  HsFunTy _ a b -> do+  HsFunTy _ w a b -> do     a' <- renameLType a     b' <- renameLType b-    return (HsFunTy noExtField a' b')+    w' <- renameArrow w+    return (HsFunTy noExtField w' a' b')    HsListTy _ ty -> return . (HsListTy noExtField) =<< renameLType ty   HsIParamTy _ n ty -> liftM (HsIParamTy noExtField n) (renameLType ty)@@ -326,17 +332,22 @@   = do { tvs' <- mapM renameLTyVarBndr tvs        ; return (HsQTvs { hsq_ext = noExtField                         , hsq_explicit = tvs' }) }-renameLHsQTyVars (XLHsQTyVars nec) = noExtCon nec -renameLTyVarBndr :: LHsTyVarBndr GhcRn -> RnM (LHsTyVarBndr DocNameI)-renameLTyVarBndr (L loc (UserTyVar x (L l n)))+renameHsForAllTelescope :: HsForAllTelescope GhcRn -> RnM (HsForAllTelescope DocNameI)+renameHsForAllTelescope tele = case tele of+  HsForAllVis   x bndrs -> do bndrs' <- mapM renameLTyVarBndr bndrs+                              pure $ HsForAllVis x bndrs'+  HsForAllInvis x bndrs -> do bndrs' <- mapM renameLTyVarBndr bndrs+                              pure $ HsForAllInvis x bndrs'++renameLTyVarBndr :: LHsTyVarBndr flag GhcRn -> RnM (LHsTyVarBndr flag DocNameI)+renameLTyVarBndr (L loc (UserTyVar x fl (L l n)))   = do { n' <- rename n-       ; return (L loc (UserTyVar x (L l n'))) }-renameLTyVarBndr (L loc (KindedTyVar x (L lv n) kind))+       ; return (L loc (UserTyVar x fl (L l n'))) }+renameLTyVarBndr (L loc (KindedTyVar x fl (L lv n) kind))   = do { n' <- rename n        ; kind' <- renameLKind kind-       ; return (L loc (KindedTyVar x (L lv n') kind')) }-renameLTyVarBndr (L _ (XTyVarBndr nec)) = noExtCon nec+       ; return (L loc (KindedTyVar x fl (L lv n') kind')) }  renameLContext :: Located [LHsType GhcRn] -> RnM (Located [LHsType DocNameI]) renameLContext (L loc context) = do@@ -427,7 +438,6 @@                       , tcdFixity = fixity                       , tcdFDs = lfundeps', tcdSigs = lsigs', tcdMeths= emptyBag                       , tcdATs = ats', tcdATDefs = at_defs', tcdDocs = [], tcdCExt = noExtField })-  XTyClDecl nec -> noExtCon nec    where     renameLFunDep (L loc (xs, ys)) = do@@ -453,7 +463,6 @@                        , fdFixity = fixity                        , fdResultSig = result'                        , fdInjectivityAnn = injectivity' })-renameFamilyDecl (XFamilyDecl nec) = noExtCon nec   renamePseudoFamilyDecl :: PseudoFamilyDecl GhcRn@@ -483,7 +492,6 @@                        , dd_ND = nd, dd_ctxt = lcontext', dd_cType = cType                        , dd_kindSig = k', dd_cons = cons'                        , dd_derivs = noLoc [] })-renameDataDefn (XHsDataDefn nec) = noExtCon nec  renameCon :: ConDecl GhcRn -> RnM (ConDecl DocNameI) renameCon decl@(ConDeclH98 { con_name = lname, con_ex_tvs = ltyvars@@ -503,7 +511,7 @@                             , con_res_ty = res_ty                             , con_doc = mbldoc }) = do       lnames'   <- mapM renameL lnames-      ltyvars'  <- renameLHsQTyVars ltyvars+      ltyvars'  <- mapM renameLTyVarBndr ltyvars       lcontext' <- traverse renameLContext lcontext       details'  <- renameDetails details       res_ty'   <- renameLType res_ty@@ -511,16 +519,21 @@       return (decl { con_g_ext = noExtField, con_names = lnames', con_qvars = ltyvars'                    , con_mb_cxt = lcontext', con_args = details'                    , con_res_ty = res_ty', con_doc = mbldoc' })-renameCon (XConDecl nec) = noExtCon nec +renameHsScaled :: HsScaled GhcRn (LHsType GhcRn)+               -> RnM (HsScaled DocNameI (LHsType DocNameI))+renameHsScaled (HsScaled w ty) = HsScaled <$> renameArrow w <*> renameLType ty+ renameDetails :: HsConDeclDetails GhcRn -> RnM (HsConDeclDetails DocNameI) renameDetails (RecCon (L l fields)) = do   fields' <- mapM renameConDeclFieldField fields   return (RecCon (L l fields'))-renameDetails (PrefixCon ps) = return . PrefixCon =<< mapM renameLType ps+                               -- This causes an assertion failure+--renameDetails (PrefixCon ps) = -- return . PrefixCon =<< mapM (_renameLType) ps+renameDetails (PrefixCon ps) = PrefixCon <$> mapM renameHsScaled ps renameDetails (InfixCon a b) = do-  a' <- renameLType a-  b' <- renameLType b+  a' <- renameHsScaled a+  b' <- renameHsScaled b   return (InfixCon a' b')  renameConDeclFieldField :: LConDeclField GhcRn -> RnM (LConDeclField DocNameI)@@ -529,13 +542,11 @@   t'   <- renameLType t   doc' <- mapM renameLDocHsSyn doc   return $ L l (ConDeclField noExtField names' t' doc')-renameConDeclFieldField (L _ (XConDeclField nec)) = noExtCon nec  renameLFieldOcc :: LFieldOcc GhcRn -> RnM (LFieldOcc DocNameI) renameLFieldOcc (L l (FieldOcc sel lbl)) = do   sel' <- rename sel   return $ L l (FieldOcc sel' lbl)-renameLFieldOcc (L _ (XFieldOcc nec)) = noExtCon nec  renameSig :: Sig GhcRn -> RnM (Sig DocNameI) renameSig sig = case sig of@@ -570,7 +581,6 @@   lname' <- renameL lname   ltype' <- renameLSigType ltype   return (ForeignExport noExtField lname' ltype' x)-renameForD (XForeignDecl nec) = noExtCon nec   renameInstD :: InstDecl GhcRn -> RnM (InstDecl DocNameI)@@ -583,7 +593,6 @@ renameInstD (DataFamInstD { dfid_inst = d }) = do   d' <- renameDataFamInstD d   return (DataFamInstD { dfid_ext = noExtField, dfid_inst = d' })-renameInstD (XInstDecl nec) = noExtCon nec  renameDerivD :: DerivDecl GhcRn -> RnM (DerivDecl DocNameI) renameDerivD (DerivDecl { deriv_type = ty@@ -595,7 +604,6 @@                     , deriv_type = ty'                     , deriv_strategy = strat'                     , deriv_overlap_mode = omode })-renameDerivD (XDerivDecl nec) = noExtCon nec  renameDerivStrategy :: DerivStrategy GhcRn -> RnM (DerivStrategy DocNameI) renameDerivStrategy StockStrategy    = pure StockStrategy@@ -614,7 +622,6 @@                       , cid_poly_ty = ltype', cid_binds = emptyBag                       , cid_sigs = []                       , cid_tyfam_insts = lATs', cid_datafam_insts = lADTs' })-renameClsInstD (XClsInstDecl nec) = noExtCon nec   renameTyFamInstD :: TyFamInstDecl GhcRn -> RnM (TyFamInstDecl DocNameI)@@ -642,7 +649,6 @@                             , feqn_pats   = pats'                             , feqn_fixity = fixity                             , feqn_rhs    = rhs' }) }-    rename_ty_fam_eqn (XFamEqn nec) = noExtCon nec  renameTyFamDefltD :: TyFamDefltDecl GhcRn -> RnM (TyFamDefltDecl DocNameI) renameTyFamDefltD = renameTyFamInstD@@ -668,7 +674,6 @@                             , feqn_pats   = pats'                             , feqn_fixity = fixity                             , feqn_rhs    = defn' }) }-    rename_data_fam_eqn (XFamEqn nec) = noExtCon nec  renameImplicit :: (in_thing -> RnM out_thing)                -> HsImplicitBndrs GhcRn in_thing@@ -677,7 +682,6 @@   = do { thing' <- rn_thing thing        ; return (HsIB { hsib_body = thing'                       , hsib_ext = noExtField }) }-renameImplicit _ (XHsImplicitBndrs nec) = noExtCon nec  renameWc :: (in_thing -> RnM out_thing)          -> HsWildCardBndrs GhcRn in_thing@@ -686,7 +690,6 @@   = do { thing' <- rn_thing thing        ; return (HsWC { hswc_body = thing'                       , hswc_ext = noExtField }) }-renameWc _ (XHsWildCardBndrs nec) = noExtCon nec  renameDocInstance :: DocInstance GhcRn -> RnM (DocInstance DocNameI) renameDocInstance (inst, idoc, L l n, m) = do
src/Haddock/Interface/Specialize.hs view
@@ -15,10 +15,10 @@ import Haddock.Types  import GHC-import Name-import FastString-import TysPrim ( funTyConName )-import TysWiredIn ( listTyConName )+import GHC.Types.Name+import GHC.Data.FastString+import GHC.Builtin.Types ( listTyConName, unrestrictedFunTyConName )+import GHC.Parser.Annotation (IsUnicodeSyntax(..))  import Control.Monad import Control.Monad.Trans.State@@ -134,7 +134,7 @@ sugarOperators :: NamedThing (IdP (GhcPass p)) => HsType (GhcPass p) -> HsType (GhcPass p) sugarOperators (HsAppTy _ (L _ (HsAppTy _ (L _ (HsTyVar _ _ (L l name))) la)) lb)     | isSymOcc $ getOccName name' = mkHsOpTy la (L l name) lb-    | funTyConName == name' = HsFunTy noExtField la lb+    | unrestrictedFunTyConName == name' = HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) la lb   where     name' = getName name sugarOperators typ = typ@@ -204,12 +204,16 @@     everythingWithState Set.empty Set.union query   where     query term ctx = case cast term :: Maybe (HsType GhcRn) of-        Just (HsForAllTy _ _ bndrs _) ->-            (Set.empty, Set.union ctx (bndrsNames bndrs))+        Just (HsForAllTy _ tele _) ->+            (Set.empty, Set.union ctx (teleNames tele))         Just (HsTyVar _ _ (L _ name))             | getName name `Set.member` ctx -> (Set.empty, ctx)             | otherwise -> (Set.singleton $ getName name, ctx)         _ -> (Set.empty, ctx)++    teleNames (HsForAllVis   _ bndrs) = bndrsNames bndrs+    teleNames (HsForAllInvis _ bndrs) = bndrsNames bndrs+     bndrsNames = Set.fromList . map (getName . hsTyVarBndrName . unLoc)  @@ -242,9 +246,9 @@   renameType :: HsType GhcRn -> Rename (IdP GhcRn) (HsType GhcRn)-renameType (HsForAllTy x fvf bndrs lt) =-    HsForAllTy x fvf-        <$> mapM (located renameBinder) bndrs+renameType (HsForAllTy x tele lt) =+    HsForAllTy x+        <$> renameForAllTelescope tele         <*> renameLType lt renameType (HsQualTy x lctxt lt) =     HsQualTy x@@ -254,7 +258,7 @@ renameType t@(HsStarTy _ _) = pure t renameType (HsAppTy x lf la) = HsAppTy x <$> renameLType lf <*> renameLType la renameType (HsAppKindTy x lt lk) = HsAppKindTy x <$> renameLType lt <*> renameLKind lk-renameType (HsFunTy x la lr) = HsFunTy x <$> renameLType la <*> renameLType lr+renameType (HsFunTy x w la lr) = HsFunTy x <$> renameHsArrow w <*> renameLType la <*> renameLType lr renameType (HsListTy x lt) = HsListTy x <$> renameLType lt renameType (HsTupleTy x srt lt) = HsTupleTy x srt <$> mapM renameLType lt renameType (HsSumTy x lt) = HsSumTy x <$> mapM renameLType lt@@ -275,7 +279,11 @@ renameType t@(HsTyLit _ _) = pure t renameType (HsWildCardTy wc) = pure (HsWildCardTy wc) +renameHsArrow :: HsArrow GhcRn -> Rename (IdP GhcRn) (HsArrow GhcRn)+renameHsArrow (HsExplicitMult u p) = HsExplicitMult u <$> renameLType p+renameHsArrow mult = pure mult + renameLType :: LHsType GhcRn -> Rename (IdP GhcRn) (LHsType GhcRn) renameLType = located renameType @@ -289,12 +297,21 @@ renameContext :: HsContext GhcRn -> Rename (IdP GhcRn) (HsContext GhcRn) renameContext = renameLTypes -renameBinder :: HsTyVarBndr GhcRn -> Rename (IdP GhcRn) (HsTyVarBndr GhcRn)-renameBinder (UserTyVar x lname) = UserTyVar x <$> located renameName lname-renameBinder (KindedTyVar x lname lkind) =-  KindedTyVar x <$> located renameName lname <*> located renameType lkind-renameBinder (XTyVarBndr nec) = noExtCon nec+renameForAllTelescope :: HsForAllTelescope GhcRn+                      -> Rename (IdP GhcRn) (HsForAllTelescope GhcRn)+renameForAllTelescope (HsForAllVis x bndrs) =+  HsForAllVis x <$> mapM renameLBinder bndrs+renameForAllTelescope (HsForAllInvis x bndrs) =+  HsForAllInvis x <$> mapM renameLBinder bndrs +renameBinder :: HsTyVarBndr flag GhcRn -> Rename (IdP GhcRn) (HsTyVarBndr flag GhcRn)+renameBinder (UserTyVar x fl lname) = UserTyVar x fl <$> located renameName lname+renameBinder (KindedTyVar x fl lname lkind) =+  KindedTyVar x fl <$> located renameName lname <*> located renameType lkind++renameLBinder :: LHsTyVarBndr flag GhcRn -> Rename (IdP GhcRn) (LHsTyVarBndr flag GhcRn)+renameLBinder = located renameBinder+ -- | Core renaming logic. renameName :: SetName name => name -> Rename name name renameName name = do@@ -345,5 +362,3 @@  located :: Functor f => (a -> f b) -> Located a -> f (Located b) located f (L loc e) = L loc <$> f e--
src/Haddock/InterfaceFile.hs view
@@ -1,4 +1,5 @@ {-# LANGUAGE CPP, RankNTypes, ScopedTypeVariables #-}+{-# LANGUAGE BangPatterns #-} {-# OPTIONS_GHC -fno-warn-orphans #-} ----------------------------------------------------------------------------- -- |@@ -31,19 +32,19 @@ import Data.Map (Map) import Data.Word -import BinIface (getSymtabName, getDictFastString)-import Binary-import FastMutInt-import FastString+import GHC.Iface.Binary (getSymtabName, getDictFastString)+import GHC.Utils.Binary+import GHC.Data.FastMutInt+import GHC.Data.FastString import GHC hiding (NoLink)-import GhcMonad (withSession)-import HscTypes-import NameCache-import IfaceEnv-import Name-import UniqFM-import UniqSupply-import Unique+import GHC.Driver.Monad (withSession)+import GHC.Driver.Types+import GHC.Types.Name.Cache+import GHC.Iface.Env+import GHC.Types.Name+import GHC.Types.Unique.FM+import GHC.Types.Unique.Supply+import GHC.Types.Unique  data InterfaceFile = InterfaceFile {   ifLinkEnv         :: LinkEnv,@@ -57,11 +58,11 @@     [] -> error "empty InterfaceFile"     iface:_ -> instMod iface -ifUnitId :: InterfaceFile -> UnitId+ifUnitId :: InterfaceFile -> Unit ifUnitId if_ =   case ifInstalledIfaces if_ of     [] -> error "empty InterfaceFile"-    iface:_ -> moduleUnitId $ instMod iface+    iface:_ -> moduleUnit $ instMod iface   binaryInterfaceMagic :: Word32@@ -93,7 +94,7 @@ -- (2) set `binaryInterfaceVersionCompatibility` to [binaryInterfaceVersion] -- binaryInterfaceVersion :: Word16-#if (__GLASGOW_HASKELL__ >= 809) && (__GLASGOW_HASKELL__ < 811)+#if MIN_VERSION_ghc(9,0,0) && !MIN_VERSION_ghc(9,1,0) binaryInterfaceVersion = 38  binaryInterfaceVersionCompatibility :: [Word16]@@ -169,7 +170,7 @@ type NameCacheAccessor m = (m NameCache, NameCache -> m ())  -nameCacheFromGhc :: GhcMonad m => NameCacheAccessor m+nameCacheFromGhc :: forall m. GhcMonad m => NameCacheAccessor m nameCacheFromGhc = ( read_from_session , write_to_session )   where     read_from_session = do@@ -287,7 +288,7 @@  data BinSymbolTable = BinSymbolTable {         bin_symtab_next :: !FastMutInt, -- The next index to use-        bin_symtab_map  :: !(IORef (UniqFM (Int,Name)))+        bin_symtab_map  :: !(IORef (UniqFM Name (Int,Name)))                                 -- indexed by Name   } @@ -297,24 +298,24 @@                               bin_dict_map  = out_r}  bh f   = do     out <- readIORef out_r-    let unique = getUnique f-    case lookupUFM out unique of+    let !unique = getUnique f+    case lookupUFM_Directly out unique of         Just (j, _)  -> put_ bh (fromIntegral j :: Word32)         Nothing -> do            j <- readFastMutInt j_r            put_ bh (fromIntegral j :: Word32)            writeFastMutInt j_r (j + 1)-           writeIORef out_r $! addToUFM out unique (j, f)+           writeIORef out_r $! addToUFM_Directly out unique (j, f)   data BinDictionary = BinDictionary {         bin_dict_next :: !FastMutInt, -- The next index to use-        bin_dict_map  :: !(IORef (UniqFM (Int,FastString)))+        bin_dict_map  :: !(IORef (UniqFM FastString (Int,FastString)))                                 -- indexed by FastString   }  -putSymbolTable :: BinHandle -> Int -> UniqFM (Int,Name) -> IO ()+putSymbolTable :: BinHandle -> Int -> UniqFM Name (Int,Name) -> IO () putSymbolTable bh next_off symtab = do   put_ bh next_off   let names = elems (array (0,next_off-1) (eltsUFM symtab))@@ -330,7 +331,7 @@   return (namecache', arr)  -type OnDiskName = (UnitId, ModuleName, OccName)+type OnDiskName = (Unit, ModuleName, OccName)   fromOnDiskName@@ -357,10 +358,10 @@         }  -serialiseName :: BinHandle -> Name -> UniqFM (Int,Name) -> IO ()+serialiseName :: BinHandle -> Name -> UniqFM Name (Int,Name) -> IO () serialiseName bh name _ = do   let modu = nameModule name-  put_ bh (moduleUnitId modu, moduleName modu, nameOccName name)+  put_ bh (moduleUnit modu, moduleName modu, nameOccName name)   -------------------------------------------------------------------------------
src/Haddock/ModuleTree.hs view
@@ -14,11 +14,9 @@  import Haddock.Types ( MDoc ) -import GHC           ( Name )-import Module        ( Module, moduleNameString, moduleName, moduleUnitId, unitIdString )-import DynFlags      ( DynFlags )-import Packages      ( lookupPackage )-import PackageConfig ( sourcePackageIdString )+import GHC             ( Name )+import GHC.Unit.Module ( Module, moduleNameString, moduleName, moduleUnit, unitString )+import GHC.Unit.State  ( UnitState, lookupUnit, unitPackageIdString )  import qualified Control.Applicative as A @@ -26,14 +24,14 @@ data ModuleTree = Node String (Maybe Module) (Maybe String) (Maybe String) (Maybe (MDoc Name)) [ModuleTree]  -mkModuleTree :: DynFlags -> Bool -> [(Module, Maybe (MDoc Name))] -> [ModuleTree]-mkModuleTree dflags showPkgs mods =+mkModuleTree :: UnitState -> Bool -> [(Module, Maybe (MDoc Name))] -> [ModuleTree]+mkModuleTree state showPkgs mods =   foldr fn [] [ (mdl, splitModule mdl, modPkg mdl, modSrcPkg mdl, short) | (mdl, short) <- mods ]   where-    modPkg mod_ | showPkgs = Just (unitIdString (moduleUnitId mod_))+    modPkg mod_ | showPkgs = Just (unitString (moduleUnit mod_))                 | otherwise = Nothing-    modSrcPkg mod_ | showPkgs = fmap sourcePackageIdString-                                     (lookupPackage dflags (moduleUnitId mod_))+    modSrcPkg mod_ | showPkgs = fmap unitPackageIdString+                                     (lookupUnit state (moduleUnit mod_))                    | otherwise = Nothing     fn (m,mod_,pkg,srcPkg,short) = addToTrees mod_ m pkg srcPkg short 
src/Haddock/Options.hs view
@@ -24,6 +24,7 @@   optSourceCssFile,   sourceUrls,   wikiUrls,+  optParCount,   optDumpInterfaceFile,   optShowInterfaceFile,   optLaTeXStyle,@@ -44,11 +45,12 @@ import qualified Data.Char as Char import           Data.Version import           Control.Applicative-import           FastString-import           GHC ( DynFlags, Module, moduleUnitId )+import           GHC.Data.FastString+import           GHC ( DynFlags, Module, moduleUnit, unitState )+import           GHC.Unit.Info ( PackageName(..), unitPackageName, unitPackageVersion )+import           GHC.Unit.State ( lookupUnit  ) import           Haddock.Types import           Haddock.Utils-import           Packages import           System.Console.GetOpt import qualified Text.ParserCombinators.ReadP as RP @@ -110,6 +112,7 @@   | Flag_Reexport String   | Flag_SinceQualification String   | Flag_IgnoreLinkSymbol String+  | Flag_ParCount (Maybe Int)   deriving (Eq, Show)  @@ -223,7 +226,9 @@     Option []  ["since-qual"] (ReqArg Flag_SinceQualification "QUAL")       "package qualification of @since, one of\n'always' (default) or 'only-external'",     Option [] ["ignore-link-symbol"] (ReqArg Flag_IgnoreLinkSymbol "SYMBOL")-      "name of a symbol which does not trigger a warning in case of link issue"+      "name of a symbol which does not trigger a warning in case of link issue",+    Option ['j'] [] (OptArg (\count -> Flag_ParCount (fmap read count)) "n")+      "load modules in parallel"   ]  @@ -306,10 +311,11 @@ optLaTeXStyle :: [Flag] -> Maybe String optLaTeXStyle flags = optLast [ str | Flag_LaTeXStyle str <- flags ] - optMathjax :: [Flag] -> Maybe String optMathjax flags = optLast [ str | Flag_Mathjax str <- flags ] +optParCount :: [Flag] -> Maybe (Maybe Int)+optParCount flags = optLast [ n | Flag_ParCount n <- flags ]  qualification :: [Flag] -> Either String QualOption qualification flags =@@ -383,8 +389,8 @@                   -> (Maybe PackageName, Maybe Data.Version.Version) modulePackageInfo _dflags _flags Nothing = (Nothing, Nothing) modulePackageInfo dflags flags (Just modu) =-  ( optPackageName flags    <|> fmap packageName pkgDb-  , optPackageVersion flags <|> fmap packageVersion pkgDb+  ( optPackageName flags    <|> fmap unitPackageName pkgDb+  , optPackageVersion flags <|> fmap unitPackageVersion pkgDb   )   where-    pkgDb = lookupPackage dflags (moduleUnitId modu)+    pkgDb = lookupUnit (unitState dflags) (moduleUnit modu)
src/Haddock/Parser.hs view
@@ -18,14 +18,14 @@ import Documentation.Haddock.Types import Haddock.Types -import DynFlags     ( DynFlags )-import FastString   ( fsLit )-import Lexer        ( mkPState, unP, ParseResult(..) )-import OccName      ( occNameString )-import Parser       ( parseIdentifier )-import RdrName      ( RdrName(Qual) )-import SrcLoc       ( mkRealSrcLoc, GenLocated(..) )-import StringBuffer ( stringToStringBuffer )+import GHC.Driver.Session ( DynFlags )+import GHC.Data.FastString   ( fsLit )+import GHC.Parser.Lexer ( mkPState, unP, ParseResult(POk, PFailed) )+import GHC.Parser       ( parseIdentifier )+import GHC.Types.Name.Occurrence ( occNameString )+import GHC.Types.Name.Reader ( RdrName(..) )+import GHC.Types.SrcLoc ( mkRealSrcLoc, GenLocated(..) )+import GHC.Data.StringBuffer ( stringToStringBuffer )   parseParas :: DynFlags -> Maybe Package -> String -> MetaDoc mod (Wrap NsRdrName)
src/Haddock/Types.hs view
@@ -3,6 +3,9 @@ {-# LANGUAGE PartialTypeSignatures #-} {-# LANGUAGE UndecidableInstances #-} -- Note [Pass sensitive types] {-# LANGUAGE FlexibleInstances #-}+{-# LANGUAGE DerivingStrategies #-}+{-# LANGUAGE MultiParamTypeClasses #-}+{-# LANGUAGE GeneralizedNewtypeDeriving #-} {-# OPTIONS_GHC -fno-warn-orphans #-}  -----------------------------------------------------------------------------@@ -25,26 +28,29 @@   , HsDocString, LHsDocString   , Fixity(..)   , module Documentation.Haddock.Types++  -- $ Reexports+  , runWriter+  , tell  ) where -import Control.Exception-import Control.Arrow hiding ((<+>)) import Control.DeepSeq-import Control.Monad (ap)+import Control.Exception (throw)+import Control.Monad.Catch import Control.Monad.IO.Class (MonadIO(..))+import Control.Monad.Writer.Strict (Writer, WriterT, MonadWriter(..), lift, runWriter, runWriterT) import Data.Typeable (Typeable) import Data.Map (Map) import Data.Data (Data) import Data.Void (Void) import Documentation.Haddock.Types-import BasicTypes (Fixity(..), PromotionFlag(..))+import GHC.Types.Basic (Fixity(..), PromotionFlag(..)) -import Exception (ExceptionMonad(..), ghandle) import GHC-import DynFlags (Language)+import GHC.Driver.Session (Language) import qualified GHC.LanguageExtensions as LangExt-import OccName-import Outputable hiding ((<>))+import GHC.Types.Name.Occurrence+import GHC.Utils.Outputable  ----------------------------------------------------------------------------- -- * Convenient synonyms@@ -57,7 +63,7 @@ type ArgMap a      = Map Name (Map Int (MDoc a)) type SubMap        = Map Name [Name] type DeclMap       = Map Name [LHsDecl GhcRn]-type InstMap       = Map SrcSpan Name+type InstMap       = Map RealSrcSpan Name type FixMap        = Map Name Fixity type DocPaths      = (FilePath, Maybe FilePath) -- paths to HTML and sources @@ -307,6 +313,8 @@  type instance IdP DocNameI = DocName +instance CollectPass DocNameI where+  collectXXPat _ ext = noExtCon ext  instance NamedThing DocName where   getName (Documented name _) = name@@ -409,13 +417,12 @@     , pfdKindSig = fdResultSig     }   where-    mkType (KindedTyVar _ (L loc name) lkind) =+    mkType :: HsTyVarBndr flag (GhcPass p) -> HsType (GhcPass p)+    mkType (KindedTyVar _ _ (L loc name) lkind) =         HsKindSig noExtField tvar lkind       where         tvar = L loc (HsTyVar noExtField NotPromoted (L loc name))-    mkType (UserTyVar _ name) = HsTyVar noExtField NotPromoted name-    mkType (XTyVarBndr nec) = noExtCon nec-mkPseudoFamilyDecl (XFamilyDecl nec) = noExtCon nec+    mkType (UserTyVar _ _ name) = HsTyVar noExtField NotPromoted name   -- | An instance head that may have documentation and a source location.@@ -627,26 +634,7 @@   type ErrMsg = String-newtype ErrMsgM a = Writer { runWriter :: (a, [ErrMsg]) }---instance Functor ErrMsgM where-        fmap f (Writer (a, msgs)) = Writer (f a, msgs)--instance Applicative ErrMsgM where-    pure a = Writer (a, [])-    (<*>)  = ap--instance Monad ErrMsgM where-        return   = pure-        m >>= k  = Writer $ let-                (a, w)  = runWriter m-                (b, w') = runWriter (k a)-                in (b, w ++ w')---tell :: [ErrMsg] -> ErrMsgM ()-tell w = Writer ((), w)+type ErrMsgM = Writer [ErrMsg]   -- Exceptions@@ -667,54 +655,44 @@ instance Exception HaddockException throwE str = throw (HaddockException str) -withExceptionContext :: ExceptionMonad m => String -> m a -> m a+withExceptionContext :: MonadCatch m => String -> m a -> m a withExceptionContext ctxt =-  ghandle (\ex ->+  handle (\ex ->       case ex of-        HaddockException _ -> throw $ WithContext [ctxt] (toException ex)-        WithContext ctxts se -> throw $ WithContext (ctxt:ctxts) se+        HaddockException _ -> throwM $ WithContext [ctxt] (toException ex)+        WithContext ctxts se -> throwM $ WithContext (ctxt:ctxts) se           ) .-  ghandle (throw . WithContext [ctxt])+  handle (throwM . WithContext [ctxt])  -- In "Haddock.Interface.Create", we need to gather -- @Haddock.Types.ErrMsg@s a lot, like @ErrMsgM@ does, -- but we can't just use @GhcT ErrMsgM@ because GhcT requires the -- transformed monad to be MonadIO.-newtype ErrMsgGhc a = WriterGhc { runWriterGhc :: Ghc (a, [ErrMsg]) }---instance MonadIO ErrMsgGhc where---  liftIO = WriterGhc . fmap (\a->(a,[])) liftIO---er, implementing GhcMonad involves annoying ExceptionMonad and---WarnLogMonad classes, so don't bother.-liftGhcToErrMsgGhc :: Ghc a -> ErrMsgGhc a-liftGhcToErrMsgGhc = WriterGhc . fmap (\a->(a,[]))-liftErrMsg :: ErrMsgM a -> ErrMsgGhc a-liftErrMsg = WriterGhc . return . runWriter---  for now, use (liftErrMsg . tell) for this---tell :: [ErrMsg] -> ErrMsgGhc ()---tell msgs = WriterGhc $ return ( (), msgs )+newtype ErrMsgGhc a = ErrMsgGhc { unErrMsgGhc :: WriterT [ErrMsg] Ghc a }  -instance Functor ErrMsgGhc where-  fmap f (WriterGhc x) = WriterGhc (fmap (first f) x)+deriving newtype instance Functor ErrMsgGhc+deriving newtype instance Applicative ErrMsgGhc+deriving newtype instance Monad ErrMsgGhc+deriving newtype instance (MonadWriter [ErrMsg]) ErrMsgGhc+deriving newtype instance MonadIO ErrMsgGhc -instance Applicative ErrMsgGhc where-    pure a = WriterGhc (return (a, []))-    (<*>) = ap -instance Monad ErrMsgGhc where-  return = pure-  m >>= k = WriterGhc $ runWriterGhc m >>= \ (a, msgs1) ->-               fmap (second (msgs1 ++)) (runWriterGhc (k a))+runWriterGhc :: ErrMsgGhc a -> Ghc (a, [ErrMsg])+runWriterGhc = runWriterT . unErrMsgGhc -instance MonadIO ErrMsgGhc where-  liftIO m = WriterGhc (fmap (\x -> (x, [])) (liftIO m))+liftGhcToErrMsgGhc :: Ghc a -> ErrMsgGhc a+liftGhcToErrMsgGhc = ErrMsgGhc . lift -instance ExceptionMonad ErrMsgGhc where-  gcatch act hand = WriterGhc $-    runWriterGhc act `gcatch` (runWriterGhc . hand)-  gmask act = WriterGhc $ gmask $ \mask' ->-    runWriterGhc $ act (WriterGhc . mask'  . runWriterGhc)+liftErrMsg :: ErrMsgM a -> ErrMsgGhc a+liftErrMsg = writer . runWriter +instance MonadThrow ErrMsgGhc where+  throwM e = ErrMsgGhc (throwM e)++instance MonadCatch ErrMsgGhc where+  catch (ErrMsgGhc m) f = ErrMsgGhc (catch m (unErrMsgGhc . f))+ ----------------------------------------------------------------------------- -- * Pass sensitive types -----------------------------------------------------------------------------@@ -744,6 +722,10 @@ type instance XTyLit           DocNameI = NoExtField type instance XWildCardTy      DocNameI = NoExtField type instance XXType           DocNameI = NewHsTypeX++type instance XHsForAllVis        DocNameI = NoExtField+type instance XHsForAllInvis      DocNameI = NoExtField+type instance XXHsForAllTelescope DocNameI = NoExtCon  type instance XUserTyVar    DocNameI = NoExtField type instance XKindedTyVar  DocNameI = NoExtField
src/Haddock/Utils.hs view
@@ -50,13 +50,12 @@  import Documentation.Haddock.Doc (emptyMetaDoc) import Haddock.Types-import Haddock.GhcUtils -import Exception (ExceptionMonad) import GHC-import Name+import GHC.Types.Name  import Control.Monad.IO.Class ( MonadIO(..) )+import Control.Monad.Catch ( MonadMask, bracket_ ) import Data.Char ( isAlpha, isAlphaNum, isAscii, ord, chr ) import Numeric ( showIntAtBase ) import Data.Map ( Map )@@ -74,7 +73,6 @@ import qualified System.Posix.Internals #endif - -------------------------------------------------------------------------------- -- * Logging --------------------------------------------------------------------------------@@ -278,9 +276,9 @@     hSetEncoding h utf8     hPutStr h contents -withTempDir :: (ExceptionMonad m) => FilePath -> m a -> m a-withTempDir dir = gbracket_ (liftIO $ createDirectory dir)-                            (liftIO $ removeDirectoryRecursive dir)+withTempDir :: (MonadIO m, MonadMask m) => FilePath -> m a -> m a+withTempDir dir = bracket_ (liftIO $ createDirectory dir)+                           (liftIO $ removeDirectoryRecursive dir)  ----------------------------------------------------------------------------- -- * HTML cross references
test/Haddock/Backends/Hyperlinker/ParserSpec.hs view
@@ -4,8 +4,8 @@ import Test.Hspec import Test.QuickCheck -import GHC           ( runGhc, getSessionDynFlags )-import DynFlags      ( DynFlags )+import GHC                ( runGhc, getSessionDynFlags )+import GHC.Driver.Session ( DynFlags ) import Control.Monad.IO.Class  import Data.String     ( fromString )