diff options
Diffstat (limited to 'src/Text/Pandoc/PDF.hs')
| -rw-r--r-- | src/Text/Pandoc/PDF.hs | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/Text/Pandoc/PDF.hs b/src/Text/Pandoc/PDF.hs index defe70181..d547835b5 100644 --- a/src/Text/Pandoc/PDF.hs +++ b/src/Text/Pandoc/PDF.hs @@ -56,10 +56,11 @@ tex2pdf' :: FilePath -- ^ temp directory for output -> IO (Either ByteString ByteString) tex2pdf' tmpDir program source = do (exit, log', mbPdf) <- runTeXProgram program 3 tmpDir source + let msg = "Error producing PDF from TeX source." case (exit, mbPdf) of - (ExitFailure _, _) -> return $ Left $ extractMsg log' - (ExitSuccess, Nothing) -> return $ Left - "tex2pdf: ExitSuccess but no PDF created!" + (ExitFailure _, _) -> return $ Left $ + msg <> "\n" <> extractMsg log' + (ExitSuccess, Nothing) -> return $ Left msg (ExitSuccess, Just pdf) -> return $ Right pdf data TeXProgram = PDFLaTeX @@ -70,6 +71,9 @@ data TeXProgram = PDFLaTeX | PDFTeX deriving (Show, Read) +(<>) :: ByteString -> ByteString -> ByteString +(<>) = B.append + -- parsing output extractMsg :: ByteString -> ByteString |