Got rid of two unneeded 'getState's. Note that

lookAhead automatically saves and restores the state.


git-svn-id: https://pandoc.googlecode.com/svn/trunk@538 788f1e2b-df1e-0410-8736-df70ead52e1b

src/Text/Pandoc/Readers/Markdown.hs

@@ -170,12 +170,11 @@ parseMarkdown = do
   updateState (\state -> state { stateParseRaw = True }) 
   -- need to parse raw HTML, since markdown allows it
   (title, author, date) <- option ([],[],"") titleBlock
-  oldState <- getState
   -- go through once just to get list of reference keys
   keysUsed <- lookAhead $ (do {manyTill (referenceKey <|> (do{anyLine; return Null})) eof; 
                                newState <- getState;
                                return $ stateKeysUsed newState}) 
-  setState (oldState { stateKeysUsed = keysUsed })
+  updateState (\st -> st { stateKeysUsed = keysUsed })
   blocks <- parseBlocks  -- go through again, for real
   let blocks' = filter (/= Null) blocks
   state <- getState

src/Text/Pandoc/Readers/RST.hs

@@ -100,12 +100,12 @@ titleTransform ((Header 1 head1):rest) =       -- title, no subtitle
 titleTransform blocks = (blocks, [])
 
 parseRST = do
-  state <- getState
   -- first pass: get anonymous keys
   keyBlocks <- lookAhead $ manyTill (anonymousKey <|> (do{anyLine; return Null})) eof
   let anonymousKeys = filter (/= Null) keyBlocks
   -- run parser again to fill in anonymous links...
-  setState (state { stateKeyBlocks = anonymousKeys })
+  updateState (\st -> st { stateKeyBlocks = anonymousKeys })
+  state <- getState
   blocks <- parseBlocks
   let blocks' = filter isNotAnonKeyBlock blocks
   let (blocks'', title) = if stateStandalone state