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gf-core/src/GF/Devel/GFC.hs

70 lines
1.9 KiB
Haskell

module GF.Devel.GFC (mainGFC) where
-- module Main where
import GF.Devel.Compile
import GF.Devel.PrintGFCC
import GF.Devel.GrammarToGFCC
import GF.GFCC.OptimizeGFCC
import GF.GFCC.CheckGFCC
import GF.GFCC.DataGFCC
import GF.GFCC.ParGFCC
import GF.Devel.UseIO
import GF.Infra.Option
mainGFC :: [String] -> IO ()
mainGFC xx = do
let (opts,fs) = getOptions "-" xx
case opts of
_ | oElem (iOpt "help") opts -> putStrLn usageMsg
_ | oElem (iOpt "-make") opts -> do
gr <- batchCompile opts fs
let name = justModuleName (last fs)
let (abs,gc0) = mkCanon2gfcc opts name gr
gc1 <- check gc0
let gc = if oElem (iOpt "noopt") opts then gc1 else optGFCC gc1
let target = abs ++ ".gfcc"
writeFile target (printGFCC gc)
putStrLn $ "wrote file " ++ target
mapM_ (alsoPrint opts abs gc) printOptions
-- gfc -o target.gfcc source_1.gfcc ... source_n.gfcc
_ | all ((=="gfcc") . fileSuffix) fs && oElem (iOpt "o") opts -> do
let target:sources = fs
gfccs <- mapM file2gfcc sources
let gfcc = foldl1 unionGFCC gfccs
writeFile target (printGFCC gfcc)
_ -> do
mapM_ (batchCompile opts) (map return fs)
putStrLn "Done."
check gfcc = do
(gc,b) <- checkGFCC gfcc
putStrLn $ if b then "OK" else "Corrupted GFCC"
return gc
file2gfcc f =
readFileIf f >>= err (error) (return . mkGFCC) . pGrammar . myLexer
---- TODO: nicer and richer print options
alsoPrint opts abs gr (opt,name) = do
if oElem (iOpt opt) opts
then do
let outfile = name
let output = prGFCC opt gr
writeFile outfile output
putStrLn $ "wrote file " ++ outfile
else return ()
printOptions = [
("haskell","GSyntax.hs"),
("haskell_gadt","GSyntax.hs"),
("js","grammar.js"),
("jsref","grammarReference.js")
]
usageMsg =
"usage: gfc (-h | --make (-noopt) (-js | -jsref | -haskell | -haskell_gadt)) (-src) FILES"