{- |

Module : $EmptyHeader$

Description : <optional short description entry>

Copyright : (c) <Authors or Affiliations>

License : GPLv2 or higher, see LICENSE.txt

Maintainer : <email>

Stability : unstable | experimental | provisional | stable | frozen

Portability : portable | non-portable (<reason>)

<optional description>

-}

import Common.XPath

import Text.ParserCombinators.Parsec

import Common.Parsec

main :: IO ()

main = do

str <- getContents

mapM_ process $ zip [1 ..] $ lines str

process :: (Int, String) -> IO ()

process (n, str) = case parse (spaces >> expr << eof) "" str of

Left err -> fail $ "line " ++ show n ++ ": " ++ show err

Right e -> print e