More import tidying and fixing the stage 2 build

[ghc-hetmet.git] / compiler / deSugar / DsMeta.hs

diff --git a/compiler/deSugar/DsMeta.hs b/compiler/deSugar/DsMeta.hs
index b4ecf01..f246412 100644 (file)
--- a/compiler/deSugar/DsMeta.hs
+++ b/compiler/deSugar/DsMeta.hs
@@ -1,4 +1,7 @@
 -----------------------------------------------------------------------------
+--
+-- (c) The University of Glasgow 2006
+--
 -- The purpose of this module is to transform an HsExpr into a CoreExpr which
 -- when evaluated, returns a (Meta.Q Meta.Exp) computation analogous to the
 -- input HsExpr. We do this in the DsM monad, which supplies access to
@@ -21,47 +24,45 @@ module DsMeta( dsBracket,
 
 import {-# SOURCE #-}  DsExpr ( dsExpr )
 
-import MatchLit          ( dsLit )
-import DsUtils    ( mkListExpr, mkStringExpr, mkIntExpr )
+import MatchLit
+import DsUtils
 import DsMonad
 
 import qualified Language.Haskell.TH as TH
 
 import HsSyn
-import Class (FunDep)
-import PrelNames  ( rationalTyConName, integerTyConName, negateName )
-import OccName   ( isDataOcc, isTvOcc, occNameString )
--- To avoid clashes with DsMeta.varName we must make a local alias for OccName.varName
--- we do this by removing varName from the import of OccName above, making
--- a qualified instance of OccName and using OccNameAlias.varName where varName
--- ws previously used in this file.
+import Class
+import PrelNames
+import OccName
+-- To avoid clashes with DsMeta.varName we must make a local alias for
+-- OccName.varName we do this by removing varName from the import of
+-- OccName above, making a qualified instance of OccName and using
+-- OccNameAlias.varName where varName ws previously used in this file.
 import qualified OccName
 
-import Module    ( Module, mkModule, moduleNameString, moduleName,
-                    modulePackageId, mkModuleNameFS )
-import Id         ( Id, mkLocalId )
-import OccName   ( mkOccNameFS )
-import Name       ( Name, mkExternalName, localiseName, nameOccName, nameModule, 
-                   isExternalName, getSrcLoc )
+import Module
+import Id
+import OccName
+import Name
 import NameEnv
-import Type       ( Type, mkTyConApp )
-import TcType    ( tcTyConAppArgs )
-import TyCon     ( tyConName )
-import TysWiredIn ( parrTyCon )
+import Type
+import TcType
+import TyCon
+import TysWiredIn
 import CoreSyn
-import CoreUtils  ( exprType )
-import SrcLoc    ( noSrcLoc, unLoc, Located(..), SrcSpan, srcLocSpan )
-import PackageConfig ( thPackageId, packageIdString )
-import Unique    ( mkPreludeTyConUnique, mkPreludeMiscIdUnique, getKey, Uniquable(..) )
-import BasicTypes ( isBoxed ) 
+import CoreUtils
+import SrcLoc
+import PackageConfig
+import Unique
+import BasicTypes
 import Outputable
-import Bag       ( bagToList, unionManyBags )
-import FastString ( unpackFS )
-import ForeignCall ( Safety(..), CCallConv(..), CCallTarget(..) )
+import Bag
+import FastString
+import ForeignCall
 
-import Maybe     ( catMaybes )
-import Monad ( zipWithM )
-import List ( sortBy )
+import Data.Maybe
+import Control.Monad
+import Data.List
  
 -----------------------------------------------------------------------------
 dsBracket :: HsBracket Name -> [PendingSplice] -> DsM CoreExpr
@@ -1306,6 +1307,9 @@ nonEmptyCoreList :: [Core a] -> Core [a]
 nonEmptyCoreList []          = panic "coreList: empty argument"
 nonEmptyCoreList xs@(MkC x:_) = MkC (mkListExpr (exprType x) (map unC xs))
 
+corePair :: (Core a, Core b) -> Core (a,b)
+corePair (MkC x, MkC y) = MkC (mkCoreTup [x,y])
+
 coreStringLit :: String -> DsM (Core String)
 coreStringLit s = do { z <- mkStringExpr s; return(MkC z) }
 
@@ -1408,14 +1412,10 @@ thLib = mkTHModule FSLIT("Language.Haskell.TH.Lib")
 
 mkTHModule m = mkModule thPackageId (mkModuleNameFS m)
 
-mk_known_key_name mod space str uniq 
-  = mkExternalName uniq mod (mkOccNameFS space str) 
-                  Nothing noSrcLoc
-
-libFun = mk_known_key_name thLib OccName.varName
-libTc  = mk_known_key_name thLib OccName.tcName
-thFun  = mk_known_key_name thSyn OccName.varName
-thTc   = mk_known_key_name thSyn OccName.tcName
+libFun = mk_known_key_name OccName.varName thLib
+libTc  = mk_known_key_name OccName.tcName  thLib
+thFun  = mk_known_key_name OccName.varName thSyn
+thTc   = mk_known_key_name OccName.tcName  thSyn
 
 -------------------- TH.Syntax -----------------------
 qTyConName        = thTc FSLIT("Q")            qTyConKey