Add newlines to H.ModuleTree

1 files changed, 6 insertions, 0 deletions

diff --git a/src/Haddock/ModuleTree.hs b/src/Haddock/ModuleTree.hs
index f3008d75..61812e3a 100644
--- a/src/Haddock/ModuleTree.hs
+++ b/src/Haddock/ModuleTree.hs
@@ -11,14 +11,17 @@
 -----------------------------------------------------------------------------
 module Haddock.ModuleTree ( ModuleTree(..), mkModuleTree ) where
 
+
 import Haddock.Types ( Doc )
 
 import GHC           ( Name )
 import Module        ( Module, moduleNameString, moduleName, modulePackageId,
                        packageIdString )
 
+
 data ModuleTree = Node String Bool (Maybe String) (Maybe (Doc Name)) [ModuleTree]
 
+
 mkModuleTree :: Bool -> [(Module, Maybe (Doc Name))] -> [ModuleTree]
 mkModuleTree showPkgs mods = 
   foldr fn [] [ (splitModule mdl, modPkg mdl, short) | (mdl, short) <- mods ]
@@ -27,6 +30,7 @@ mkModuleTree showPkgs mods =
                 | otherwise = Nothing
     fn (mod_,pkg,short) = addToTrees mod_ pkg short
 
+
 addToTrees :: [String] -> Maybe String -> Maybe (Doc Name) -> [ModuleTree] -> [ModuleTree]
 addToTrees [] _ _ ts = ts
 addToTrees ss pkg short [] = mkSubTree ss pkg short
@@ -38,11 +42,13 @@ addToTrees (s1:ss) pkg short (t@(Node s2 leaf node_pkg node_short subs) : ts)
   this_pkg = if null ss then pkg else node_pkg
   this_short = if null ss then short else node_short
 
+
 mkSubTree :: [String] -> Maybe String -> Maybe (Doc Name) -> [ModuleTree]
 mkSubTree []     _   _     = []
 mkSubTree [s]    pkg short = [Node s True pkg short []]
 mkSubTree (s:ss) pkg short = [Node s (null ss) Nothing Nothing (mkSubTree ss pkg short)]
 
+
 splitModule :: Module -> [String]
 splitModule mdl = split (moduleNameString (moduleName mdl))
   where split mod0 = case break (== '.') mod0 of