diff options
Diffstat (limited to 'haddock-library')
| -rw-r--r-- | haddock-library/src/Documentation/Haddock/Parser.hs | 21 | ||||
| -rw-r--r-- | haddock-library/src/Documentation/Haddock/Parser/Util.hs | 9 |
2 files changed, 19 insertions, 11 deletions
diff --git a/haddock-library/src/Documentation/Haddock/Parser.hs b/haddock-library/src/Documentation/Haddock/Parser.hs index 123f5612..ddea2b9b 100644 --- a/haddock-library/src/Documentation/Haddock/Parser.hs +++ b/haddock-library/src/Documentation/Haddock/Parser.hs @@ -143,7 +143,7 @@ specialChar = "_/<@\"&'`# " -- to ensure that we have already given a chance to more meaningful parsers -- before capturing their characers. string' :: Parser (DocH mod a) -string' = DocString . unescape . decodeUtf8 <$> takeWhile1_ (`notElem` specialChar) +string' = DocString . unescape . decodeUtf8 <$> takeWhile1_ (notInClass specialChar) where unescape "" = "" unescape ('\\':x:xs) = x : unescape xs @@ -153,7 +153,7 @@ string' = DocString . unescape . decodeUtf8 <$> takeWhile1_ (`notElem` specialCh -- This is done to skip over any special characters belonging to other -- elements but which were not deemed meaningful at their positions. skipSpecialChar :: Parser (DocH mod a) -skipSpecialChar = DocString . return <$> satisfy (`elem` specialChar) +skipSpecialChar = DocString . return <$> satisfy (inClass specialChar) -- | Emphasis parser. -- @@ -215,7 +215,7 @@ moduleName = DocModule <$> (char '"' *> modid <* char '"') -- accept {small | large | digit | ' } here. But as we can't -- match on unicode characters, this is currently not possible. -- Note that we allow ‘#’ to suport anchors. - <*> (decodeUtf8 <$> takeWhile (`notElem` (" .&[{}(=*)+]!|@/;,^?\"\n"::String))) + <*> (decodeUtf8 <$> takeWhile (notInClass " .&[{}(=*)+]!|@/;,^?\"\n")) -- | Picture parser, surrounded by \<\< and \>\>. It's possible to specify -- a title for the picture. @@ -338,7 +338,7 @@ definitionList :: BS.ByteString -> Parser (DocH mod Identifier) definitionList indent = DocDefList <$> p where p = do - label <- "[" *> (parseStringBS <$> takeWhile1 (`notElem` ("]\n" :: String))) <* ("]" <* optional ":") + label <- "[" *> (parseStringBS <$> takeWhile1 (notInClass "]\n")) <* ("]" <* optional ":") c <- takeLine (cs, items) <- more indent p let contents = parseString . dropNLs . unlines $ c : cs @@ -561,7 +561,7 @@ autoUrl = mkLink <$> url url = mappend <$> ("http://" <|> "https://" <|> "ftp://") <*> takeWhile1 (not . isSpace) mkLink :: BS.ByteString -> DocH mod a mkLink s = case unsnoc s of - Just (xs, x) | x `elem` (",.!?" :: String) -> DocHyperlink (Hyperlink (decodeUtf8 xs) Nothing) `docAppend` DocString [x] + Just (xs, x) | inClass ",.!?" x -> DocHyperlink (Hyperlink (decodeUtf8 xs) Nothing) `docAppend` DocString [x] _ -> DocHyperlink (Hyperlink (decodeUtf8 s) Nothing) -- | Parses strings between identifier delimiters. Consumes all input that it @@ -570,8 +570,13 @@ autoUrl = mkLink <$> url parseValid :: Parser String parseValid = p some where - idChar = satisfy (`elem` ("_.!#$%&*+/<=>?@\\|-~:^"::String)) - <|> digit <|> letter_ascii + idChar = + satisfy (\c -> isAlpha_ascii c + || isDigit c + -- N.B. '-' is placed first otherwise attoparsec thinks + -- it belongs to a character class + || inClass "-_.!#$%&*+/<=>?@\\|~:^" c) + p p' = do vs' <- p' $ utf8String "⋆" <|> return <$> idChar let vs = concat vs' @@ -594,4 +599,4 @@ identifier = do e <- idDelim return $ DocIdentifier (o, vid, e) where - idDelim = char '\'' <|> char '`' + idDelim = satisfy (\c -> c == '\'' || c == '`') diff --git a/haddock-library/src/Documentation/Haddock/Parser/Util.hs b/haddock-library/src/Documentation/Haddock/Parser/Util.hs index d908ce18..ab5e5e9e 100644 --- a/haddock-library/src/Documentation/Haddock/Parser/Util.hs +++ b/haddock-library/src/Documentation/Haddock/Parser/Util.hs @@ -22,7 +22,7 @@ module Documentation.Haddock.Parser.Util ( import Control.Applicative import Control.Monad (mfilter) -import Documentation.Haddock.Parser.Monad +import Documentation.Haddock.Parser.Monad hiding (isHorizontalSpace) import Data.ByteString.Char8 (ByteString) import qualified Data.ByteString.Char8 as BS import Prelude hiding (takeWhile) @@ -40,11 +40,14 @@ unsnoc bs strip :: String -> String strip = (\f -> f . f) $ dropWhile isSpace . reverse +isHorizontalSpace :: Char -> Bool +isHorizontalSpace = inClass " \t\f\v\r" + skipHorizontalSpace :: Parser () -skipHorizontalSpace = skipWhile (`elem` " \t\f\v\r") +skipHorizontalSpace = skipWhile isHorizontalSpace takeHorizontalSpace :: Parser BS.ByteString -takeHorizontalSpace = takeWhile (`elem` " \t\f\v\r") +takeHorizontalSpace = takeWhile isHorizontalSpace makeLabeled :: (String -> Maybe String -> a) -> String -> a makeLabeled f input = case break isSpace $ removeEscapes $ strip input of |