cleaning up APIs.

Language/Haskell/GhcMod.hs

@@ -32,7 +32,7 @@ module Language.Haskell.GhcMod (
   , check
   , info
   , typeOf
-  , listMods
+  , modules
   , lint
   ) where
 

Language/Haskell/GhcMod/Browse.hs

@@ -31,7 +31,7 @@ browseModule :: Options
              -> Cradle
              -> ModuleString -- ^ A module name. (e.g. \"Data.List\")
              -> IO String
-browseModule opt cradle mdlName = convert opt . sort <$> withGHCDummyFile (browse opt cradle mdlName)
+browseModule opt cradle mdlName = withGHCDummyFile (browse opt cradle mdlName)
 
 -- | Getting functions, classes, etc from a module.
 --   If 'detailed' is 'True', their types are also obtained.
@@ -39,10 +39,10 @@ browseModule opt cradle mdlName = convert opt . sort <$> withGHCDummyFile (brows
 browse :: Options
        -> Cradle
        -> ModuleString -- ^ A module name. (e.g. \"Data.List\")
-       -> Ghc [String]
+       -> Ghc String
 browse opt cradle mdlName = do
     void $ initializeFlagsWithCradle opt cradle [] False
-    getModule >>= G.getModuleInfo >>= listExports
+    convert opt . sort <$> (getModule >>= G.getModuleInfo >>= listExports)
   where
     getModule = G.findModule mdlname mpkgid `G.gcatch` fallback
     mdlname = G.mkModuleName mdlName

Language/Haskell/GhcMod/List.hs

@@ -1,4 +1,4 @@
-module Language.Haskell.GhcMod.List (listModules, listMods) where
+module Language.Haskell.GhcMod.List (listModules, modules) where
 
 import Control.Applicative ((<$>))
 import Control.Monad (void)
@@ -14,17 +14,13 @@ import UniqFM (eltsUFM)
 
 -- | Listing installed modules.
 listModules :: Options -> Cradle -> IO String
-listModules opt cradle = convert opt . nub . sort . map dropPkgs <$> withGHCDummyFile (listMods opt cradle)
-  where
-    dropPkgs (name, pkg)
-      | detailed opt = name ++ " " ++ pkg
-      | otherwise = name
+listModules opt cradle = withGHCDummyFile (modules opt cradle)
 
 -- | Listing installed modules.
-listMods :: Options -> Cradle -> Ghc [(String, String)]
-listMods opt cradle = do
+modules :: Options -> Cradle -> Ghc String
+modules opt cradle = do
     void $ initializeFlagsWithCradle opt cradle [] False
-    getExposedModules <$> G.getSessionDynFlags
+    convert opt . nub . sort . map dropPkgs . getExposedModules <$> G.getSessionDynFlags
   where
     getExposedModules = concatMap exposedModules'
                       . eltsUFM . pkgIdMap . G.pkgState
@@ -32,3 +28,6 @@ listMods opt cradle = do
         map G.moduleNameString (exposedModules p)
     	`zip`
         repeat (display $ sourcePackageId p)
+    dropPkgs (name, pkg)
+      | detailed opt = name ++ " " ++ pkg
+      | otherwise = name