From 48f2dd963c26aa685dd0803be694f63e65cca3eb Mon Sep 17 00:00:00 2001
From: Anders Hejlsberg <andersh@microsoft.com>
Date: Sat, 6 Oct 2018 18:17:10 -0700
Subject: [PATCH] Fix linting issue

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

diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index 6ee5ad85ced..d5230077eee 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -12869,7 +12869,7 @@ namespace ts {
                 return propType;
             }
             if (everyType(type, isTupleType)) {
-                let restType = mapType(type, t => getRestTypeOfTupleType(<TupleTypeReference>t) || undefinedType);
+                const restType = mapType(type, t => getRestTypeOfTupleType(<TupleTypeReference>t) || undefinedType);
                 if (restType !== undefinedType) {
                     return restType;
                 }