diff options
Diffstat (limited to 'src/HaddockHtml.hs')
| -rw-r--r-- | src/HaddockHtml.hs | 130 |
1 files changed, 74 insertions, 56 deletions
diff --git a/src/HaddockHtml.hs b/src/HaddockHtml.hs index 7251cb90..9bdc9875 100644 --- a/src/HaddockHtml.hs +++ b/src/HaddockHtml.hs @@ -17,7 +17,7 @@ import HsSyn import IO import Maybe ( fromJust, isJust ) import List ( sortBy ) -import Char ( toUpper, toLower, isAlpha, ord ) +import Char ( isUpper, toUpper, isAlpha, ord ) import Monad ( when, unless ) #if __GLASGOW_HASKELL__ < 503 @@ -83,8 +83,8 @@ contentsHtmlFile, indexHtmlFile :: String contentsHtmlFile = "index.html" indexHtmlFile = "doc-index.html" -subIndexHtmlFile :: Char -> Char -> String -subIndexHtmlFile k a = "doc-index-" ++ [k] ++ b ++ ".html" +subIndexHtmlFile :: Char -> String +subIndexHtmlFile a = "doc-index-" ++ b ++ ".html" where b | isAlpha a = [a] | otherwise = show (ord a) @@ -226,88 +226,106 @@ ppHtmlIndex odir doctitle ifaces = do rel "stylesheet", thetype "text/css"]) +++ body << vanillaTable << ( simpleHeader doctitle </> - tda [theclass "section1"] << toHtml "Type/Class Index" </> - index_html tycls_index 't' </> - tda [theclass "section1"] << toHtml "Function/Constructor Index" </> - index_html var_index 'v' + index_html ) - when split_indices - (do mapM_ (do_sub_index "Type/Class" tycls_index 't') initialChars - mapM_ (do_sub_index "Function/Constructor" var_index 'v') initialChars - ) + when split_indices $ + mapM_ (do_sub_index index) initialChars writeFile (odir ++ pathSeparator:indexHtmlFile) (renderHtml html) where - split_indices = length tycls_index > 50 || length var_index > 50 + split_indices = length index > 50 - index_html this_ix kind + index_html | split_indices = - td << table ! [cellpadding 0, cellspacing 5] << - besides [ td << anchor ! [href (subIndexHtmlFile kind c)] << - toHtml [c] - | c <- initialChars - , any ((`nameBeginsWith` c) . fst) this_ix ] + tda [theclass "section1"] << + toHtml ("Index") </> + indexInitialLetterLinks | otherwise = td << table ! [cellpadding 0, cellspacing 5] << - aboves (map indexElt this_ix) + aboves (map indexElt index) - do_sub_index descr this_ix kind c + indexInitialLetterLinks = + td << table ! [cellpadding 0, cellspacing 5] << + besides [ td << anchor ! [href (subIndexHtmlFile c)] << + toHtml [c] + | c <- initialChars + , any ((==c) . head . fst) index ] + + do_sub_index this_ix c = unless (null index_part) $ - writeFile (odir ++ pathSeparator:subIndexHtmlFile kind c) + writeFile (odir ++ pathSeparator:subIndexHtmlFile c) (renderHtml html) where - html = header (thetitle (toHtml (doctitle ++ " (" ++ descr ++ "Index)")) +++ + html = header (thetitle (toHtml (doctitle ++ " (Index)")) +++ thelink ! [href cssFile, rel "stylesheet", thetype "text/css"]) +++ body << vanillaTable << ( simpleHeader doctitle </> + indexInitialLetterLinks </> tda [theclass "section1"] << - toHtml (descr ++ " Index (" ++ c:")") </> + toHtml ("Index (" ++ c:")") </> td << table ! [cellpadding 0, cellspacing 5] << aboves (map indexElt index_part) ) - index_part = [(n,stuff) | (n,stuff) <- this_ix, n `nameBeginsWith` c] - - tycls_index = index isTyClsName - var_index = index (not.isTyClsName) + index_part = [(n,stuff) | (n,stuff) <- this_ix, toUpper (head n) == c] - isTyClsName (HsTyClsName _) = True - isTyClsName _ = False - - index :: (HsName -> Bool) -> [(HsName, [(Module,Bool)])] - index f = sortBy cmp (fmToList (full_index f)) + index :: [(String, FiniteMap HsQName [(Module,Bool)])] + index = sortBy cmp (fmToList full_index) where cmp (n1,_) (n2,_) = n1 `compare` n2 - iface_indices f = map (getIfaceIndex f) ifaces - full_index f = foldr (plusFM_C (++)) emptyFM (iface_indices f) - - getIfaceIndex f (mdl,iface) = listToFM - [ (nm, [(mdl, not (nm `elemFM` iface_reexported iface))]) - | (nm, Qual mdl' _) <- fmToList (iface_env iface), f nm ] - - indexElt :: (HsName, [(Module,Bool)]) -> HtmlTable - indexElt (nm, entries) = - td << ppHsName nm - <-> td << (hsep [ if visible then - linkId (Module mdl) (Just nm) << toHtml mdl - else - toHtml mdl - | (Module mdl, visible) <- entries ]) + -- for each name (a plain string), we have a number of original HsNames that + -- it can refer to, and for each of those we have a list of modules + -- that export that entity. Each of the modules exports the entity + -- in a visible or invisible way (hence the Bool). + full_index :: FiniteMap String (FiniteMap HsQName [(Module,Bool)]) + full_index = addListToFM_C (plusFM_C (++)) emptyFM + (concat (map getIfaceIndex ifaces)) + + getIfaceIndex (mdl,iface) = + [ (hsNameStr nm, + listToFM [(orig, [(mdl, not (nm `elemFM` iface_reexported iface))])]) + | (nm, orig) <- fmToList (iface_env iface) ] + + indexElt :: (String, FiniteMap HsQName [(Module,Bool)]) -> HtmlTable + indexElt (str, entities) = + case fmToList entities of + [(nm,entries)] -> + tda [ theclass "indexentry" ] << toHtml str <-> + indexLinks (unQual nm) entries + many_entities -> + tda [ theclass "indexentry" ] << toHtml str </> + aboves (map doAnnotatedEntity (zip [1..] many_entities)) + + unQual (Qual _ nm) = nm + unQual (UnQual nm) = nm + + doAnnotatedEntity (j,(qnm,entries)) + = tda [ theclass "indexannot" ] << + toHtml (show j) <+> parens (ppAnnot nm) <-> + indexLinks nm entries + where nm = unQual qnm + + ppAnnot (HsTyClsName n) + = toHtml "Type/Class" + ppAnnot (HsVarName n) + | isUpper c || c == ':' = toHtml "Data Constructor" + | otherwise = toHtml "Function" + where c = head (ppHsIdentifier n) + + indexLinks nm entries = + tda [ theclass "indexlinks" ] << + hsep (punctuate comma + [ if visible then + linkId (Module mdl) (Just nm) << toHtml mdl + else + toHtml mdl + | (Module mdl, visible) <- entries ]) initialChars = [ 'A'..'Z' ] ++ ":!#$%&*+./<=>?@\\^|-~" -nameBeginsWith :: HsName -> Char -> Bool -nameBeginsWith (HsTyClsName id0) c = idBeginsWith id0 c -nameBeginsWith (HsVarName id0) c = idBeginsWith id0 c - -idBeginsWith :: HsIdentifier -> Char -> Bool -idBeginsWith (HsIdent s) c = head s `elem` [toLower c, toUpper c] -idBeginsWith (HsSymbol s) c = head s `elem` [toLower c, toUpper c] -idBeginsWith (HsSpecial s) c = head s `elem` [toLower c, toUpper c] - -- --------------------------------------------------------------------------- -- Generate the HTML page for a module |