-- Hoogle documentation, generated by Haddock
-- See Hoogle, http://www.haskell.org/hoogle/


-- | Present the module dependencies of a program as a "dot" graph.
--   
--   This package contains a program that computes "dot" graphs from the
--   dependencies of a number of Haskell modules.
@package graphmod
@version 1.4.5.1

module Graphmod.Utils

-- | Get the imports of a file.
parseFile :: FilePath -> IO (ModName, [Import])

-- | Get the imports from a string that represents a program.
parseString :: String -> (ModName, [Import])

-- | A hierarchical module name. We make this an opaque type with accessors
--   <a>qualifierNodes</a> and <a>fromHierarchy</a> so that we can
--   transparently add new structure to this type.
data Qualifier
qualifierNodes :: Qualifier -> [String]
fromHierarchy :: [String] -> Qualifier
data Import
Import :: ModName -> ImpType -> Import
[impMod] :: Import -> ModName
[impType] :: Import -> ImpType
data ImpType
NormalImp :: ImpType
SourceImp :: ImpType

-- | Convert a string name into a hierarchical name qualifier.
splitQualifier :: String -> Qualifier
type ModName = (Qualifier, String)

-- | Convert a string name into a hierarchical name. It is important that
--   
--   <pre>
--   f <a>elem</a> ((<a>relPaths</a> . <a>splitFilePath</a>) f)
--   </pre>
splitModName :: String -> ModName
joinModName :: ModName -> String

-- | The files in which a module might reside.
relPaths :: ModName -> [FilePath]

-- | The files in which a module might reside. We report only files that
--   exist.
modToFile :: [FilePath] -> ModName -> IO [FilePath]
suffixes :: [String]
instance GHC.Classes.Ord Graphmod.Utils.ImpType
instance GHC.Classes.Eq Graphmod.Utils.ImpType
instance GHC.Show.Show Graphmod.Utils.ImpType
instance GHC.Classes.Eq Graphmod.Utils.Qualifier
instance GHC.Show.Show Graphmod.Utils.Qualifier
instance GHC.Classes.Eq Graphmod.Utils.Import
instance GHC.Show.Show Graphmod.Utils.Import

module Graphmod
graphmod :: [String] -> IO ()
instance GHC.Show.Show Graphmod.Input
instance GHC.Classes.Ord Graphmod.NodeT
instance GHC.Classes.Eq Graphmod.NodeT
instance GHC.Show.Show Graphmod.NodeT
instance GHC.Show.Show Graphmod.IgnoreSpec