{- |

Module : $Header$

Description : test xmldiff

Copyright : (c) C. Maeder, DFKI GmbH 2011

License : GPLv2 or higher, see LICENSE.txt

Maintainer : Christian.Maeder@dfki.de

Stability : experimental

Portability : portable

-}

module Main (main) where

import Text.XML.Light

import Common.XmlDiff

import Control.Monad

import System.Environment

main :: IO ()

main = do

args <- getArgs

case args of

[f1, f2] -> do

s1 <- readFile f1

s2 <- readFile f2

case (parseXMLDoc s1, parseXMLDoc s2) of

(Just e1, Just e2) -> let

ds = hetsXmlChanges e1 e2

in unless (null ds) . putStrLn . ppTopElement $ mkMods ds

_ -> error "parseXMLDoc"

_ -> error $ "wrong arguments: " ++ show args