FIX: Make boxy splitters aware of type families

[ghc-hetmet.git] / compiler / hsSyn / HsUtils.lhs

diff --git a/compiler/hsSyn/HsUtils.lhs b/compiler/hsSyn/HsUtils.lhs
index 3b9271a..0f75769 100644 (file)
--- a/compiler/hsSyn/HsUtils.lhs
+++ b/compiler/hsSyn/HsUtils.lhs
@@ -32,6 +32,7 @@ import HsLit
 
 import RdrName
 import Var
+import Coercion
 import Type
 import DataCon
 import Name
@@ -89,6 +90,10 @@ mkHsWrap :: HsWrapper -> HsExpr id -> HsExpr id
 mkHsWrap co_fn e | isIdHsWrapper co_fn = e
                 | otherwise          = HsWrap co_fn e
 
+mkHsWrapCoI :: CoercionI -> HsExpr id -> HsExpr id
+mkHsWrapCoI IdCo     e = e
+mkHsWrapCoI (ACo co) e = mkHsWrap (WpCo co) e
+
 mkHsLam :: [LPat id] -> LHsExpr id -> LHsExpr id
 mkHsLam pats body = mkHsPar (L (getLoc body) (HsLam matches))
        where