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|
----------------------------------------------------------------------
-- |
-- Module : GetGFC
-- Maintainer : AR
-- Stability : (stable)
-- Portability : (portable)
--
-- > CVS $Date: 2005/02/18 19:21:06 $
-- > CVS $Author: peb $
-- > CVS $Revision: 1.6 $
--
-- (Description of the module)
-----------------------------------------------------------------------------
module GetGFC (getCanonModule, getCanonGrammar) where
import Operations
import ParGFC
import GFC
import MkGFC
import Modules
import GetGrammar (err2err) ---
import UseIO
getCanonModule :: FilePath -> IOE CanonModule
getCanonModule file = do
gr <- getCanonGrammar file
case modules gr of
[m] -> return m
_ -> ioeErr $ Bad "expected exactly one module in a file"
getCanonGrammar :: FilePath -> IOE CanonGrammar
getCanonGrammar file = do
s <- ioeIO $ readFileIf file
-- c <- ioeErr $ err2err $ pCanon $ myLexer s
c <- ioeErr $ pCanon $ myLexer s
return $ canon2grammar c
|
