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author | John MacFarlane <jgm@berkeley.edu> | 2014-05-28 09:26:48 -0700 |
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committer | John MacFarlane <jgm@berkeley.edu> | 2014-05-28 09:26:48 -0700 |
commit | e656658af8b833c589f4dda90dac3d09d73cd81f (patch) | |
tree | 60611cd5510fc7679f445fbe72d4c4724465ca28 /src/Text | |
parent | e3ddc371dee9630dae71d61a69088b06cea8e909 (diff) | |
parent | 3238a2f9191b83864abd682261634a603ec89056 (diff) | |
download | pandoc-e656658af8b833c589f4dda90dac3d09d73cd81f.tar.gz |
Merge pull request #1302 from tarleb/inline-latex
Org reader: support for inline LaTeX
Diffstat (limited to 'src/Text')
-rw-r--r-- | src/Text/Pandoc/Readers/LaTeX.hs | 1 | ||||
-rw-r--r-- | src/Text/Pandoc/Readers/Org.hs | 32 |
2 files changed, 32 insertions, 1 deletions
diff --git a/src/Text/Pandoc/Readers/LaTeX.hs b/src/Text/Pandoc/Readers/LaTeX.hs index 6f870318f..7fc587882 100644 --- a/src/Text/Pandoc/Readers/LaTeX.hs +++ b/src/Text/Pandoc/Readers/LaTeX.hs @@ -31,6 +31,7 @@ Conversion of LaTeX to 'Pandoc' document. module Text.Pandoc.Readers.LaTeX ( readLaTeX, rawLaTeXInline, rawLaTeXBlock, + inlineCommand, handleIncludes ) where diff --git a/src/Text/Pandoc/Readers/Org.hs b/src/Text/Pandoc/Readers/Org.hs index 86dda2732..c3ea8d7c2 100644 --- a/src/Text/Pandoc/Readers/Org.hs +++ b/src/Text/Pandoc/Readers/Org.hs @@ -39,12 +39,15 @@ import Text.Pandoc.Parsing hiding ( F, unF, askF, asksF, runF , newline, orderedListMarker , parseFromString , updateLastStrPos ) +import Text.Pandoc.Readers.LaTeX (inlineCommand, rawLaTeXInline) import Text.Pandoc.Shared (compactify', compactify'DL) +import Text.Parsec.Pos (updatePosString) +import Text.TeXMath (texMathToPandoc, DisplayType(..)) import Control.Applicative ( Applicative, pure , (<$>), (<$), (<*>), (<*), (*>), (<**>) ) import Control.Arrow (first) -import Control.Monad (foldM, guard, liftM, liftM2, mzero, when) +import Control.Monad (foldM, guard, liftM, liftM2, mplus, mzero, when) import Control.Monad.Reader (Reader, runReader, ask, asks) import Data.Char (isAlphaNum, toLower) import Data.Default @@ -886,6 +889,7 @@ inline = , verbatim , subscript , superscript + , inlineLaTeX , symbol ] <* (guard =<< newlinesCountWithinLimits) <?> "inline" @@ -1351,3 +1355,29 @@ simpleSubOrSuperString = try $ , mappend <$> option [] ((:[]) <$> oneOf "+-") <*> many1 alphaNum ] + +inlineLaTeX :: OrgParser (F Inlines) +inlineLaTeX = try $ do + cmd <- inlineLaTeXCommand + maybe mzero returnF $ parseAsMath cmd `mplus` parseAsInlineLaTeX cmd + where + parseAsMath :: String -> Maybe Inlines + parseAsMath cs = maybeRight $ B.fromList <$> texMathToPandoc DisplayInline cs + + parseAsInlineLaTeX :: String -> Maybe Inlines + parseAsInlineLaTeX cs = maybeRight $ runParser inlineCommand state "" cs + + state :: ParserState + state = def{ stateOptions = def{ readerParseRaw = True }} + +maybeRight :: Either a b -> Maybe b +maybeRight = either (const Nothing) Just + +inlineLaTeXCommand :: OrgParser String +inlineLaTeXCommand = try $ do + rest <- getInput + pos <- getPosition + case runParser rawLaTeXInline def "source" rest of + Right (RawInline _ cs) -> cs <$ (setInput $ drop (length cs) rest) + <* (setPosition $ updatePosString pos cs) + _ -> mzero |