12 lines
382 B
Haskell
12 lines
382 B
Haskell
|
import Data.Tuple
|
||
|
|
import System.FilePath
|
||
|
|
import System.Environment
|
||
|
|
import System.Process
|
||
|
|
|
||
|
|
main = do
|
||
|
|
vs <- lines <$> getContents
|
||
|
|
[pkg, dir] <- getArgs
|
||
|
|
mapM_ system $ map (\(v1, v2) -> "diff -u --color=always " ++ file pkg dir v1 ++ " " ++ file pkg dir v2 ++ "; echo; echo; echo") $ map swap $ drop 1 vs `zip` vs
|
||
|
|
where
|
||
|
|
file pkg dir v = dir </> (pkg ++ "-" ++ v) <.> "cabal"
|