real parser for Alvey grammar: new version of BigLexEng

examples/big/MAP/MkBig.hs

@@ -0,0 +1,42 @@
+module Main where
+
+import TransBig
+
+import IO ( stdin, hGetContents )
+import System ( getArgs, getProgName )
+
+import LexLisp
+import ParLisp
+import SkelLisp
+import PrintLisp
+import AbsLisp
+import ErrM
+
+type ParseFun a = [Token] -> Err a
+
+myLLexer = myLexer
+
+type Verbosity = Int
+
+putStrV :: Verbosity -> String -> IO ()
+putStrV v s = if v > 1 then putStrLn s else return ()
+
+runFile :: Verbosity -> ParseFun Prog -> FilePath -> IO ()
+runFile v p f = putStrLn f >> readFile f >>= run v p
+
+run :: Verbosity -> ParseFun Prog -> String -> IO ()
+run v p s = let ts = myLLexer s in case p ts of
+           Bad s    -> do putStrLn "\nParse              Failed...\n"
+                          putStrV v "Tokens:"
+                          putStrV v $ show ts
+                          putStrLn s
+           Ok  tree -> do putStrLn "\nParse Successful!"
+                          transTree tree
+
+
+
+main :: IO ()
+main = do 
+  runFile 0 pProg infile
+
+infile = "bigwordlist.en"