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47 lines
1.3 KiB
Haskell
47 lines
1.3 KiB
Haskell
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-- automatically generated by BNF Converter
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module GF.Canon.TestGFC where
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import System.IO ( stdin, hGetContents )
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import System ( getArgs, getProgName )
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import GF.Canon.LexGFC
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import GF.Canon.ParGFC
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import GF.Canon.SkelGFC
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import GF.Canon.PrintGFC
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import GF.Canon.AbsGFC
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import GF.Data.ErrM
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type ParseFun a = [Token] -> Err a
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myLLexer = myLexer
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type Verbosity = Int
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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 :: (Print a, Show a) => Verbosity -> ParseFun a -> FilePath -> IO ()
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runFile v p f = putStrLn f >> readFile f >>= run v p
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run :: (Print a, Show a) => Verbosity -> ParseFun a -> 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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putStrV v "Tokens:"
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putStrV v $ show ts
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putStrLn s
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Ok tree -> do putStrLn "\nParse Successful!"
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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 :: IO ()
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main = do args <- getArgs
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case args of
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[] -> hGetContents stdin >>= run 2 pCanon
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"-s":fs -> mapM_ (runFile 0 pCanon) fs
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fs -> mapM_ (runFile 2 pCanon) fs
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