diff options
Diffstat (limited to 'src/Text')
| -rw-r--r-- | src/Text/Pandoc/Readers/RST.hs | 69 |
1 files changed, 38 insertions, 31 deletions
diff --git a/src/Text/Pandoc/Readers/RST.hs b/src/Text/Pandoc/Readers/RST.hs index 1769b84d6..d1139ebd0 100644 --- a/src/Text/Pandoc/Readers/RST.hs +++ b/src/Text/Pandoc/Readers/RST.hs @@ -113,13 +113,13 @@ parseBlocks = manyTill block eof block = choice [ codeBlock , rawHtmlBlock , rawLaTeXBlock + , fieldList , blockQuote , imageBlock , unknownDirective , header , hrule , list - , fieldList , lineBlock , para , plain @@ -129,36 +129,42 @@ block = choice [ codeBlock -- field list -- -fieldListItem = try $ do +fieldListItem indent = try $ do + string indent char ':' name <- many1 alphaNum string ": " skipSpaces first <- manyTill anyChar newline - rest <- many (notFollowedBy ((char ':') <|> blankline) >> - skipSpaces >> manyTill anyChar newline) - return $ (name, (joinWithSep " " (first:rest))) + rest <- option "" $ try $ lookAhead (string indent >> oneOf " \t") >> + indentedBlock + return (name, joinWithSep " " (first:(lines rest))) fieldList = try $ do - items <- many1 fieldListItem + indent <- lookAhead $ many (oneOf " \t") + items <- many1 $ fieldListItem indent blanklines let authors = case lookup "Authors" items of Just auth -> [auth] Nothing -> map snd (filter (\(x,y) -> x == "Author") items) - let date = case (lookup "Date" items) of - Just dat -> dat - Nothing -> "" - let title = case (lookup "Title" items) of - Just tit -> [Str tit] - Nothing -> [] + if null authors + then return () + else updateState $ \st -> st {stateAuthors = authors} + case (lookup "Date" items) of + Just dat -> updateState $ \st -> st {stateDate = dat} + Nothing -> return () + case (lookup "Title" items) of + Just tit -> parseFromString (many inline) tit >>= + \t -> updateState $ \st -> st {stateTitle = t} + Nothing -> return () let remaining = filter (\(x,y) -> (x /= "Authors") && (x /= "Author") && (x /= "Date") && (x /= "Title")) items - let result = map (\(x,y) -> - Para [Strong [Str x], Str ":", Space, Str y]) remaining - updateState (\st -> st { stateAuthors = authors, - stateDate = date, - stateTitle = title }) - return $ BlockQuote result + if null remaining + then return Null + else do terms <- mapM (return . (:[]) . Str . fst) remaining + defs <- mapM (parseFromString (many block) . snd) + remaining + return $ DefinitionList $ zip terms defs -- -- line block @@ -207,8 +213,12 @@ plain = many1 inline >>= return . Plain . normalizeSpaces imageBlock = try $ do string ".. image:: " src <- manyTill anyChar newline - return $ Plain [Image [Str "image"] (src, "")] - + fields <- option [] $ do indent <- lookAhead $ many (oneOf " /t") + many1 $ fieldListItem indent + optional blanklines + case lookup "alt" fields of + Just alt -> return $ Plain [Image [Str alt] (src, alt)] + Nothing -> return $ Plain [Image [Str "image"] (src, "")] -- -- header blocks -- @@ -282,17 +292,14 @@ indentedLine indents = try $ do -- two or more indented lines, possibly separated by blank lines. -- any amount of indentation will work. -indentedBlock = try $ do - state <- getState - let tabStop = stateTabStop state - indents <- many1 (oneOf " \t") - firstline <- manyTill anyChar newline - rest <- many (choice [ indentedLine indents, - try (do b <- blanklines - l <- indentedLine indents - return (b ++ l))]) - optional blanklines - return $ firstline ++ "\n" ++ concat rest +indentedBlock = do + indents <- lookAhead $ many1 (oneOf " \t") + lns <- many $ choice $ [ indentedLine indents, + try $ do b <- blanklines + l <- indentedLine indents + return (b ++ l) ] + optional blanklines + return $ concat lns codeBlock = try $ do codeBlockStart |