From aa6b438eba36cf3e2f9de62e5b46b560e07dc3b8 Mon Sep 17 00:00:00 2001
From: Anders Hejlsberg <andersh@microsoft.com>
Date: Thu, 26 Oct 2017 14:56:43 -0700
Subject: [PATCH] Ensure void return in forEachType

---
 src/compiler/checker.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index a40dc0ccde8..00e142317e5 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -10472,7 +10472,9 @@ namespace ts {
                     if (isObjectLiteralType(type)) {
                         const prop = getPropertyOfObjectType(type, context.propertyName);
                         if (prop) {
-                            forEachType(getTypeOfSymbol(prop), t => siblings.push(t));
+                            forEachType(getTypeOfSymbol(prop), t => {
+                                siblings.push(t);
+                            });
                         }
                     }
                 }