24 lines
590 B
Haskell
24 lines
590 B
Haskell
module Main where
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import System.Environment
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import qualified Data.ByteString as B
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import qualified VirtualMachine as VM
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import Assembler.Compiler (compile)
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import Control.Monad.Trans.Except
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run :: String -> IO (Either String VM.VM)
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run input = runExceptT $ (except $ return $ input) >>= (except . compile) >>= (except . return . B.pack) >>= VM.run
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main :: IO ()
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main = do
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(filename:_) <- getArgs
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input <- readFile filename
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result <- run input
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case result of
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(Right vm) -> do
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putStrLn $ "\n\nDone:\n" ++ (show vm)
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(Left err) -> putStrLn $ "\n\nError:\n" ++ err
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