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| author | John MacFarlane <jgm@berkeley.edu> | 2021-05-09 16:26:11 -0600 |
|---|---|---|
| committer | John MacFarlane <jgm@berkeley.edu> | 2021-05-09 19:11:34 -0600 |
| commit | 41a3ac9da99c2701fa7e6adbc85da91f191620f4 (patch) | |
| tree | 6391da3d59d2cbf3f9926f3dc63847140b7d77a9 | |
| parent | 05ea507bd75e0bb4bbb8f25cad5fa2f02e4f6796 (diff) | |
| download | pandoc-41a3ac9da99c2701fa7e6adbc85da91f191620f4.tar.gz | |
RST reader: use `insertIncludedFile` from T.P.Parsing...
instead of reproducing much of its code.
| -rw-r--r-- | src/Text/Pandoc/Readers/RST.hs | 94 |
1 files changed, 36 insertions, 58 deletions
diff --git a/src/Text/Pandoc/Readers/RST.hs b/src/Text/Pandoc/Readers/RST.hs index a3fcf028c..bb70b2620 100644 --- a/src/Text/Pandoc/Readers/RST.hs +++ b/src/Text/Pandoc/Readers/RST.hs @@ -27,8 +27,7 @@ import Data.Text (Text) import qualified Data.Text as T import Text.Pandoc.Builder (Blocks, Inlines, fromList, setMeta, trimInlines) import qualified Text.Pandoc.Builder as B -import Text.Pandoc.Class.PandocMonad (PandocMonad, fetchItem, - readFileFromDirs, getTimestamp) +import Text.Pandoc.Class.PandocMonad (PandocMonad, fetchItem, getTimestamp) import Text.Pandoc.CSV (CSVOptions (..), defaultCSVOptions, parseCSV) import Text.Pandoc.Definition import Text.Pandoc.Error @@ -453,59 +452,38 @@ encoding -} includeDirective :: PandocMonad m - => Text -> [(Text, Text)] -> Text + => Text + -> [(Text, Text)] + -> Text -> RSTParser m Blocks includeDirective top fields body = do - let f = trim top - guard $ not (T.null f) + let f = T.unpack $ trim top + guard $ not $ null f guard $ T.null (trim body) - -- options - let (startLine :: Maybe Int) = lookup "start-line" fields >>= safeRead - let (endLine :: Maybe Int) = lookup "end-line" fields >>= safeRead - oldPos <- getPosition - containers <- stateContainers <$> getState - when (f `elem` containers) $ - throwError $ PandocParseError $ "Include file loop at " <> tshow oldPos - updateState $ \s -> s{ stateContainers = f : stateContainers s } - mbContents <- readFileFromDirs ["."] $ T.unpack f - contentLines <- case mbContents of - Just s -> return $ T.lines s - Nothing -> do - logMessage $ CouldNotLoadIncludeFile f oldPos - return [] - let numLines = length contentLines - let startLine' = case startLine of - Nothing -> 1 - Just x | x >= 0 -> x - | otherwise -> numLines + x -- negative from end - let endLine' = case endLine of - Nothing -> numLines + 1 - Just x | x >= 0 -> x - | otherwise -> numLines + x -- negative from end - let contentLines' = drop (startLine' - 1) - $ take (endLine' - 1) contentLines - let contentLines'' = (case trim <$> lookup "end-before" fields of - Just patt -> takeWhile (not . (patt `T.isInfixOf`)) - Nothing -> id) . - (case trim <$> lookup "start-after" fields of - Just patt -> drop 1 . - dropWhile (not . (patt `T.isInfixOf`)) - Nothing -> id) $ contentLines' - let contents' = T.unlines contentLines'' - case lookup "code" fields of - Just lang -> do - let classes = maybe [] T.words (lookup "class" fields) - let ident = maybe "" trimr $ lookup "name" fields - codeblock ident classes fields (trimr lang) contents' False - Nothing -> case lookup "literal" fields of - Just _ -> return $ B.rawBlock "rst" contents' - Nothing -> do - addToSources (initialPos (T.unpack f)) - (contents' <> "\n") - updateState $ \s -> s{ stateContainers = - tail $ stateContainers s } - return mempty - + let startLine = lookup "start-line" fields >>= safeRead + let endLine = lookup "end-line" fields >>= safeRead + let classes = maybe [] T.words (lookup "class" fields) + let ident = maybe "" trimr $ lookup "name" fields + let parser = + case lookup "code" fields of + Just lang -> + (codeblock ident classes fields (trimr lang) False + . sourcesToText) <$> getInput + Nothing -> + case lookup "literal" fields of + Just _ -> B.rawBlock "rst" . sourcesToText <$> getInput + Nothing -> parseBlocks + let selectLines = + (case trim <$> lookup "end-before" fields of + Just patt -> takeWhile (not . (patt `T.isInfixOf`)) + Nothing -> id) . + (case trim <$> lookup "start-after" fields of + Just patt -> drop 1 . + dropWhile (not . (patt `T.isInfixOf`)) + Nothing -> id) + let toStream t = + toSources [(f, T.unlines . selectLines . T.lines $ t)] + insertIncludedFile parser toStream ["."] f startLine endLine -- -- list blocks @@ -734,8 +712,8 @@ directive' = do "" -> stateRstHighlight def lang -> Just lang }) x | x == "code" || x == "code-block" || x == "sourcecode" -> - codeblock name classes (map (second trimr) fields) - (trim top) body True + return $ codeblock name classes (map (second trimr) fields) + (trim top) True body "aafig" -> do let attribs = (name, ["aafig"], map (second trimr) fields) return $ B.codeBlockWith attribs $ stripTrailingNewlines body @@ -1021,10 +999,10 @@ toChunks = dropWhile T.null then "\\begin{aligned}\n" <> s <> "\n\\end{aligned}" else s -codeblock :: Text -> [Text] -> [(Text, Text)] -> Text -> Text -> Bool - -> RSTParser m Blocks -codeblock ident classes fields lang body rmTrailingNewlines = - return $ B.codeBlockWith attribs $ stripTrailingNewlines' body +codeblock :: Text -> [Text] -> [(Text, Text)] -> Text -> Bool -> Text + -> Blocks +codeblock ident classes fields lang rmTrailingNewlines body = + B.codeBlockWith attribs $ stripTrailingNewlines' body where stripTrailingNewlines' = if rmTrailingNewlines then stripTrailingNewlines else id |