Revert "Markdown reader: Improve inlinesInBalancedBrackets."

This reverts commit fa83246d7d.

src/Text/Pandoc/Readers/Markdown.hs

@@ -188,18 +188,26 @@ litChar = escapedChar'
 -- including inlines between balanced pairs of square brackets.
 inlinesInBalancedBrackets :: PandocMonad m => MarkdownParser m (F Inlines)
 inlinesInBalancedBrackets =
-  mconcat <$> try (char '[' >> go (1 :: Int))
-  where
-   go n =
-     (:) <$> (note <|> cite <|> bracketedSpan <|> link) <*> go n
-     <|>
-     (char '[' *> ((:) <$> pure (pure (B.str "[")) <*> go (n + 1)))
-     <|>
-     (char ']' *> (if n > 1
-                      then (:) <$> pure (pure (B.str "]")) <*> go (n - 1)
-                      else pure []))
-     <|>
-     (:) <$> inline <*> go n
+  try $ char '[' >> withRaw (go 1) >>=
+          parseFromString inlines . stripBracket . snd
+  where stripBracket t = case T.unsnoc t of
+          Just (t', ']') -> t'
+          _              -> t
+        go :: PandocMonad m => Int -> MarkdownParser m ()
+        go 0 = return ()
+        go openBrackets =
+          (() <$ (escapedChar <|>
+                code <|>
+                math <|>
+                rawHtmlInline <|>
+                rawLaTeXInline') >> go openBrackets)
+          <|>
+          (do char ']'
+              Control.Monad.when (openBrackets > 1) $ go (openBrackets - 1))
+          <|>
+          (char '[' >> go (openBrackets + 1))
+          <|>
+          (anyChar >> go openBrackets)
 
 --
 -- document structure