pandoc/src/Text/Pandoc/Readers/Org.hs
Jesse Rosenthal 3574b98f81 Unify Errors.
2017-01-25 17:07:40 +01:00

62 lines
2.2 KiB
Haskell

{-
Copyright (C) 2014-2016 Albert Krewinkel <tarleb+pandoc@moltkeplatz.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-}
{- |
Module : Text.Pandoc.Readers.Org
Copyright : Copyright (C) 2014-2016 Albert Krewinkel
License : GNU GPL, version 2 or above
Maintainer : Albert Krewinkel <tarleb+pandoc@moltkeplatz.de>
Conversion of org-mode formatted plain text to 'Pandoc' document.
-}
module Text.Pandoc.Readers.Org ( readOrg ) where
import Text.Pandoc.Readers.Org.Blocks ( blockList, meta )
import Text.Pandoc.Readers.Org.Parsing ( OrgParser, readWithM )
import Text.Pandoc.Readers.Org.ParserState ( optionsToParserState )
import Text.Pandoc.Class (PandocMonad)
import Text.Pandoc.Definition
import Text.Pandoc.Error
import Text.Pandoc.Options
import Control.Monad.Except ( throwError )
import Control.Monad.Reader ( runReaderT )
-- | Parse org-mode string and return a Pandoc document.
readOrg :: PandocMonad m
=> ReaderOptions -- ^ Reader options
-> String -- ^ String to parse (assuming @'\n'@ line endings)
-> m Pandoc
readOrg opts s = do
parsed <- flip runReaderT def $
readWithM parseOrg (optionsToParserState opts) (s ++ "\n\n")
case parsed of
Right result -> return result
Left _ -> throwError $ PandocParseError "problem parsing org"
--
-- Parser
--
parseOrg :: PandocMonad m => OrgParser m Pandoc
parseOrg = do
blocks' <- blockList
meta' <- meta
return $ Pandoc meta' blocks'