73 lines
2.1 KiB
Haskell
73 lines
2.1 KiB
Haskell
module Main where
|
|
|
|
import Browse
|
|
import Check
|
|
import Control.Applicative
|
|
import Control.Exception hiding (try)
|
|
import Lang
|
|
import List
|
|
import Param
|
|
import Prelude hiding (catch)
|
|
import System.Console.GetOpt
|
|
import System.Environment (getArgs)
|
|
|
|
----------------------------------------------------------------
|
|
|
|
usage :: String
|
|
usage = "ghc-mod version 0.4.0\n"
|
|
++ "Usage:\n"
|
|
++ "\t ghc-mod list\n"
|
|
++ "\t ghc-mod lang\n"
|
|
++ "\t ghc-mod browse <module>\n"
|
|
++ "\t ghc-mod check <HaskellFile>\n"
|
|
++ "\t ghc-mod help\n"
|
|
|
|
----------------------------------------------------------------
|
|
|
|
defaultOptions :: Options
|
|
defaultOptions = Options { convert = toPlain
|
|
, ghcPkg = "ghc-pkg"
|
|
}
|
|
|
|
argspec :: [OptDescr (Options -> Options)]
|
|
argspec = [ Option "l" ["tolisp"]
|
|
(NoArg (\opts -> opts { convert = toLisp }))
|
|
"print as a list of Lisp"
|
|
, Option "p" ["ghc-pkg"]
|
|
(ReqArg (\str opts -> opts { ghcPkg = str }) "ghc-pkg")
|
|
"ghc-pkg path"
|
|
]
|
|
|
|
parseArgs :: [OptDescr (Options -> Options)] -> [String] -> (Options, [String])
|
|
parseArgs spec argv
|
|
= case getOpt Permute spec argv of
|
|
(o,n,[] ) -> (foldl (flip id) defaultOptions o, n)
|
|
(_,_,errs) -> error $ concat errs ++ usageInfo usage argspec
|
|
|
|
----------------------------------------------------------------
|
|
|
|
main :: IO ()
|
|
main = flip catch handler $ do
|
|
args <- getArgs
|
|
let (opt,cmdArg) = parseArgs argspec args
|
|
res <- case head cmdArg of
|
|
"browse" -> concat <$> mapM (browseModule opt) (tail cmdArg)
|
|
"list" -> listModules opt
|
|
"check" -> checkSyntax opt (cmdArg !! 1)
|
|
"lang" -> listLanguages opt
|
|
_ -> error usage
|
|
putStr res
|
|
where
|
|
handler :: ErrorCall -> IO ()
|
|
handler _ = putStr usage
|
|
|
|
----------------------------------------------------------------
|
|
toLisp :: [String] -> String
|
|
toLisp ms = "(" ++ unwords quoted ++ ")\n"
|
|
where
|
|
quote x = "\"" ++ x ++ "\""
|
|
quoted = map quote ms
|
|
|
|
toPlain :: [String] -> String
|
|
toPlain = unlines
|