Efficiency improvements to RST reader (more than doubled

speed):
+ removed tabchar
+ rearranged parsers in inline


git-svn-id: https://pandoc.googlecode.com/svn/trunk@958 788f1e2b-df1e-0410-8736-df70ead52e1b

src/Text/Pandoc/Readers/RST.hs

@@ -478,19 +478,18 @@ regularKey = try $ do
  -- inline
  --
 
-inline = choice [ superscript
-                , subscript
-                , escapedChar
-                , link
-                , image
-                , hyphens
+inline = choice [ link
+                , str
+                , whitespace
+                , endline
                 , strong
                 , emph
                 , code
-                , str
-                , tabchar
-                , whitespace
-                , endline
+                , image
+                , hyphens
+                , superscript
+                , subscript
+                , escapedChar
                 , symbol ] <?> "inline"
 
 hyphens = try $ do
@@ -530,8 +529,6 @@ subscript = interpreted "sub" >>= (return . Subscript)
 
 whitespace = many1 spaceChar >> return Space <?> "whitespace"
 
-tabchar = tab >> return (Str "\t")
-
 str = notFollowedBy' oneWordReference >> 
       many1 (noneOf (specialChars ++ "\t\n ")) >>= return . Str