claferIG-0.3.10: src-cmd/Main.hs
{-# LANGUAGE DeriveDataTypeable #-}
{-
Copyright (C) 2012-2014 Jimmy Liang, Michal Antkiewicz <http://gsd.uwaterloo.ca>
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
-}
module Main where
import Language.Clafer.IG.ClaferIG
import Language.Clafer.IG.ClaferModel
import Language.Clafer.IG.CommandLine
import Language.Clafer.IG.Solution
import Language.Clafer.IG.Sugarer
import Language.Clafer.ClaferArgs
import Language.Clafer.JSONMetaData
import Language.ClaferT
import Language.Clafer.Common
import Control.Monad
import Control.Monad.IO.Class
import Data.Either
import qualified Data.Map as Map
import Data.List (partition)
import Data.Maybe
import Data.IORef
import Prelude hiding (all)
import System.Console.CmdArgs
import System.Directory
import System.FilePath
claferIGArgsDef :: IGArgs
claferIGArgsDef = IGArgs {
all = def &= opt "1" &= help "Saves all instances or a counterexample. Reads scopes from a `.cfr.scope` file or uses the provided global scope." &= typ "INTEGER",
saveDir = def &= help "Specify the directory for storing saved files." &= typ "FILE",
bitwidth = 4 &= help "Set the bitwidth for integers." &= typ "INTEGER", -- Default bitwidth is 4.
maxInt = 7 &= help "Set the bitwidth for integers based on the largest required number. Overrides --bitwidth argument." &= typ "INTEGER",
alloySolution = def &= help "Convert Alloy solution to a Clafer solution." &= typ "FILE",
claferModelFile = def &= argPos 0 &= typ "FILE",
useUids = False &= help "Use unique clafer names in the Clafer solution.",
addTypes = False &= help "Add colon/reference types to the Clafer solution.",
json = False &= help "Render solution as JSON (forces 'addUids').",
flatten_inheritance_comp = def &= help "Flatten inheritance during compiling ('alloy' and 'alloy42' modes only)" &= name "i",
no_layout_comp = def &= help "Don't resolve off-side rule layout during compiling" &= name "l",
check_duplicates_comp = def &= help "Check duplicated clafer names during compiling" &= name "c",
skip_resolver_comp = def &= help "Skip name resolution during compiling" &= name "f",
scope_strategy_comp = Simple &= help "Use scope computation strategy during compiling: none, simple (default), or full." &= name "ss"
} &= summary claferIGVersion &= program "claferig"
main :: IO ()
main =
do
args' <- cmdArgs claferIGArgsDef
let
bw = bitwidth args'
mi = maxInt args'
-- maxInt overrides the bitwidth setting
args'' = if (mi > allowedMaxInt bw)
then args' {bitwidth = requiredBitwidth mi}
else args'
if (not $ null $ alloySolution args'')
then do
_ <- runAlloySolution args''
return ()
else if (json args'')
then
tryClaferIG (args'' { useUids = True })
else
tryClaferIG args''
where
tryClaferIG args3 =
do
try <- runClaferIG args3
case try of
Right r -> return r
Left l -> do
mapM_ putStrLn $ printError l
putStrLn "Press enter to retry."
void getLine
tryClaferIG args3
runClaferIG :: IGArgs -> IO (Either ClaferErrs ())
runClaferIG args' =
runClaferIGT args' $ do
let claferModelFileName = claferModelFile args'
cModel <- liftIO $ strictReadFile claferModelFileName
when (cModel == "") $ error "Cannot instantiate an empty model."
oldBw <- getBitwidth
env <- getClaferEnv
let ir = fst3 $ fromJust $ cIr env
scopes <- getScopes
setBitwidth $ findNecessaryBitwidth ir oldBw $ map snd scopes
solve
case all args' of
Just scope -> do
-- copied from CommandLine LoadScopes command
qNameMaps' <- getQNameMaps
maybeUidScopes <- liftIO $ readCfrScopeFile qNameMaps' claferModelFileName
case maybeUidScopes of
Nothing -> do
liftIO $ putStrLn "Using the provided global scope as a `.cfr-scope` file does not exist. Use the command `saveScopes` to create one."
setGlobalScope scope
Just uidScopes -> do
let
(globalScopes, normalScopes) = partition (\(uid, _) -> null uid) uidScopes
-- from the globalScopes, take the maximum
globalScopeVals = map snd globalScopes
globalScope = maximum globalScopeVals
-- add the "this/" prefix
normalScopesAlloy = map (\(uid, scope2) -> ("this/"++uid, scope2)) normalScopes
setGlobalScope globalScope
mapM_ (\(uid, val) -> setAlloyScope val uid) normalScopesAlloy
-- end copied
solve
counterRef <- liftIO $ newIORef 1
let saveDirectory = fromMaybe return $ underDirectory `liftM` saveDir args'
saveAll (savePath claferModelFileName counterRef >>= saveDirectory)
quit
Nothing -> runCommandLine
-- | Convert an Alloy XML file into an instance in Clafer
runAlloySolution :: IGArgs -> IO (Either ClaferErrs ())
runAlloySolution args' =
runClaferIGT args' $ do
let claferModelFileName = claferModelFile args'
cModel <- liftIO $ strictReadFile claferModelFileName
when (cModel == "") $ error $ "Cannot convert Alloy solution without the Clafer model from which the instance was created.\n"
++ "Usage: claferIG [OPTIONS] <model.cfr> --alloy-solution=<instance.xml>\n"
alloyInstance <- liftIO $ strictReadFile $ alloySolution args' -- It's an Alloy XML file in this case
when (null alloyInstance) $ error $ "Provide an Alloy solution Alloy file name.\n"
++ "Usage: claferIG [OPTIONS] <model.cfr> --alloy-solution=<instance.xml>\n"
env <- getClaferEnv
let (_, genv', _) = fromJust $ cIr env
let
sMap = Map.empty
uidIClaferMap' = uidClaferMap genv'
liftIO $ putStrLn $ show $ (sugarClaferModel (useUids args') (addTypes args') uidIClaferMap' $ buildClaferModel $ parseSolution alloyInstance) $ sMap
savePath :: FilePath -> IORef Int -> IO FilePath
savePath file' counterRef =
do
counter <- readIORef counterRef
writeIORef counterRef (counter + 1)
return $ file' ++ "." ++ (show counter) ++ ".data"
underDirectory :: FilePath -> FilePath -> IO FilePath
underDirectory dir file' =
do
createDirectoryIfMissing True dir
return $ joinPath [dir, file']
saveAll :: IO FilePath -> ClaferIGT IO ()
saveAll nextFile =
do
file' <- liftIO nextFile
liftIO $ createDirectoryIfMissing True $ takeDirectory file'
solution <- next
case solution of
Instance{modelInstance = modelInstance'} -> do
liftIO $ writeFile file' (show modelInstance')
saveAll nextFile
_ -> return ()