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import Control.Monad.Error
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import System.Environment ( getArgs, getProgName )
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import qualified Syntax.Abs as C
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type ParseFun a = [Token] -> Err a
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myLLexer = resolveLayout True . myLexer
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putStrV :: Verbosity -> String -> IO ()
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putStrV v s = if v > 1 then putStrLn s else return ()
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runFile :: Verbosity -> ParseFun C.Decl -> FilePath -> IO ()
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runFile v p f = putStrLn f >> readFile f >>= run v p
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run :: Verbosity -> ParseFun C.Decl -> String -> IO ()
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run v p s = let ts = myLLexer s in case p ts of
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Bad s -> do putStrLn "\nParse Failed...\n"
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Ok tree -> case scopeCheckProgram tree of
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Left err -> putStrLn $ "Scope error:\n" ++ err
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putStrLn "\nScope OK:"
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case runTCM $ mapM_ checkDecl ds of
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Left err -> putStrLn $ "Type error:\n" ++ err
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showTree :: (Show a, Print a) => Int -> a -> IO ()
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putStrV v $ "\n[Abstract Syntax]\n\n" ++ show tree
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putStrV v $ "\n[Linearized tree]\n\n" ++ printTree tree
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main = do args <- getArgs
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"-s":fs -> mapM_ (runFile 0 pDecl1) fs
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fs -> mapM_ (runFile 2 pDecl1) fs