28 lines
910 B
Haskell
28 lines
910 B
Haskell
module GhcMod.Exe.Modules (modules) where
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import Control.Arrow
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import Data.List
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import GhcMod.Convert
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import GhcMod.Types
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import GhcMod.Monad
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import GhcMod.Gap ( listVisibleModuleNames
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, lookupModulePackageInAllPackages
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)
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import qualified GHC as G
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----------------------------------------------------------------
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-- | Listing installed modules.
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modules :: (IOish m, Gm m)
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=> Bool -- ^ 'detailed', if 'True', also prints packages that modules belong to.
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-> m String
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modules detailed = do
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df <- runGmPkgGhc G.getSessionDynFlags
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let mns = listVisibleModuleNames df
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pmnss = map (first moduleNameString) $ zip mns (modulePkg df `map` mns)
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convert' $ nub [ if detailed then pkg ++ " " ++ mn else mn
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| (mn, pkgs) <- pmnss, pkg <- pkgs ]
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where
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modulePkg df = lookupModulePackageInAllPackages df
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