Initial checkin of HetMet / -XModalTypes modifications

[ghc-hetmet.git] / compiler / deSugar / DsExpr.lhs

diff --git a/compiler/deSugar/DsExpr.lhs b/compiler/deSugar/DsExpr.lhs
index 4084310..9d1edc7 100644 (file)
--- a/compiler/deSugar/DsExpr.lhs
+++ b/compiler/deSugar/DsExpr.lhs
@@ -216,6 +216,16 @@ dsLExpr (L loc e) = putSrcSpanDs loc $ dsExpr e
 
 dsExpr :: HsExpr Id -> DsM CoreExpr
 dsExpr (HsPar e)             = dsLExpr e
+
+dsExpr (HsHetMetBrak c   e)   = do { e' <- dsExpr (unLoc e)
+                                 ; brak <- dsLookupGlobalId hetmet_brak_name
+                                 ; return $ mkApps (Var brak) [ (Type c), (Type $ exprType e'), e'] }
+dsExpr (HsHetMetEsc  c t e)   = do { e' <- dsExpr (unLoc e)
+                                 ; esc <- dsLookupGlobalId hetmet_esc_name
+                                 ; return $ mkApps (Var esc)  [ (Type c), (Type t), e'] }
+dsExpr (HsHetMetCSP  c   e)   = do { e' <- dsExpr (unLoc e)
+                                 ; csp <- dsLookupGlobalId hetmet_csp_name
+                                 ; return $ mkApps (Var csp)  [ (Type c), (Type $ exprType e'), e'] }
 dsExpr (ExprWithTySigOut e _) = dsLExpr e
 dsExpr (HsVar var)                   = return (Var var)
 dsExpr (HsIPVar ip)                  = return (Var (ipNameName ip))