43 lines
1.5 KiB
Haskell
43 lines
1.5 KiB
Haskell
module Language.Haskell.GhcMod.Debug (debugInfo, rootInfo) where
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import Control.Applicative ((<$>))
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import CoreMonad (liftIO)
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import Data.List (intercalate)
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import Data.Maybe (isJust, fromJust)
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import Language.Haskell.GhcMod.Convert
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import Language.Haskell.GhcMod.Monad
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import Language.Haskell.GhcMod.Types
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import Language.Haskell.GhcMod.Internal
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----------------------------------------------------------------
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-- | Obtaining debug information.
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debugInfo :: GhcMod String
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debugInfo = cradle >>= \c -> convert' =<< do
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CompilerOptions gopts incDir pkgs <-
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if isJust $ cradleCabalFile c then
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(fromCabalFile c ||> simpleCompilerOption)
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else
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simpleCompilerOption
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return [
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"Root directory: " ++ cradleRootDir c
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, "Current directory: " ++ cradleCurrentDir c
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, "Cabal file: " ++ show (cradleCabalFile c)
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, "GHC options: " ++ unwords gopts
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, "Include directories: " ++ unwords incDir
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, "Dependent packages: " ++ intercalate ", " (map showPkg pkgs)
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, "System libraries: " ++ ghcLibDir
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]
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where
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simpleCompilerOption = options >>= \op ->
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return $ CompilerOptions (ghcOpts op) [] []
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fromCabalFile c = options >>= \opts -> liftIO $ do
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pkgDesc <- parseCabalFile $ fromJust $ cradleCabalFile c
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getCompilerOptions (ghcOpts opts) c pkgDesc
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----------------------------------------------------------------
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-- | Obtaining root information.
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rootInfo :: GhcMod String
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rootInfo = convert' =<< cradleRootDir <$> cradle
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