From 0c7a7df09dbd6e25f5adf63b7ef31594bf213e81 Mon Sep 17 00:00:00 2001
From: Benedikt Meurer <bmeurer@google.com>
Date: Wed, 6 Feb 2019 20:57:02 +0100
Subject: [PATCH] Also initialize transformFlags properly in NodeObjects.

---
 src/services/services.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/services/services.ts b/src/services/services.ts
index 7092fd05f41..622c9de7ba3 100644
--- a/src/services/services.ts
+++ b/src/services/services.ts
@@ -29,7 +29,7 @@ namespace ts {
             this.end = end;
             this.flags = NodeFlags.None;
             this.modifierFlagsCache = ModifierFlags.None;
-            this.transformFlags = undefined!; // TODO: GH#18217
+            this.transformFlags = TransformFlags.None;
             this.parent = undefined!;
             this.kind = kind;
         }