X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2FhsSyn%2FHsImpExp.lhs;h=176182e98b725f91552c7d3c562ac530f02201a6;hb=a1fae73a83665d7b9134509e80d34ff69a009cc7;hp=587017627860f02d515e9e8822aa7268b4b06419;hpb=63489d40bdee972656ff115ab2309b809c0e39fc;p=ghc-hetmet.git

diff --git a/compiler/hsSyn/HsImpExp.lhs b/compiler/hsSyn/HsImpExp.lhs
index 5870176..176182e 100644
--- a/compiler/hsSyn/HsImpExp.lhs
+++ b/compiler/hsSyn/HsImpExp.lhs
@@ -6,12 +6,7 @@
 HsImpExp: Abstract syntax: imports, exports, interfaces
 
 \begin{code}
-{-# OPTIONS -fno-warn-incomplete-patterns #-}
--- The above warning supression flag is a temporary kludge.
--- While working on this module you are encouraged to remove it and fix
--- any warnings in the module. See
---     http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
--- for details
+{-# LANGUAGE DeriveDataTypeable #-}
 
 module HsImpExp where
 
@@ -20,7 +15,9 @@ import HsDoc		( HsDocString )
 
 import Outputable
 import FastString
-import SrcLoc		( Located(..) )
+import SrcLoc           ( Located(..), noLoc )
+
+import Data.Data
 \end{code}
 
 %************************************************************************
@@ -42,6 +39,16 @@ data ImportDecl name
       ideclQualified :: Bool,               -- ^ True => qualified
       ideclAs        :: Maybe ModuleName,   -- ^ as Module
       ideclHiding    :: Maybe (Bool, [LIE name]) -- ^ (True => hiding, names)
+    } deriving (Data, Typeable)
+
+simpleImportDecl :: ModuleName -> ImportDecl name
+simpleImportDecl mn = ImportDecl {
+      ideclName      = noLoc mn,
+      ideclPkgQual   = Nothing,
+      ideclSource    = False,
+      ideclQualified = False,
+      ideclAs        = Nothing,
+      ideclHiding    = Nothing
     }
 \end{code}
 
@@ -91,6 +98,7 @@ data IE name
   | IEGroup             Int HsDocString  -- ^ Doc section heading
   | IEDoc               HsDocString      -- ^ Some documentation
   | IEDocNamed          String           -- ^ Reference to named doc
+  deriving (Data, Typeable)
 \end{code}
 
 \begin{code}
@@ -99,6 +107,7 @@ ieName (IEVar n) 	 = n
 ieName (IEThingAbs  n)   = n
 ieName (IEThingWith n _) = n
 ieName (IEThingAll  n)   = n
+ieName _ = panic "ieName failed pattern match!"
 
 ieNames :: IE a -> [a]
 ieNames (IEVar            n   ) = [n]
@@ -118,8 +127,8 @@ instance (Outputable name) => Outputable (IE name) where
     ppr (IEThingAll	thing)	= hcat [ppr thing, text "(..)"]
     ppr (IEThingWith thing withs)
 	= ppr thing <> parens (fsep (punctuate comma (map pprHsVar withs)))
-    ppr (IEModuleContents mod)
-	= ptext (sLit "module") <+> ppr mod
+    ppr (IEModuleContents mod')
+	= ptext (sLit "module") <+> ppr mod'
     ppr (IEGroup n _)           = text ("<IEGroup: " ++ (show n) ++ ">")
     ppr (IEDoc doc)             = ppr doc
     ppr (IEDocNamed string)     = text ("<IEDocNamed: " ++ string ++ ">")