From 98cf7d1bc83b74af71be53e4638622dc80650502 Mon Sep 17 00:00:00 2001
From: Homa Wong <homawong@gmail.com>
Date: Wed, 14 Dec 2016 10:13:36 -0800
Subject: [PATCH 1/2] Update systemjs-tests.ts

---
 systemjs/systemjs-tests.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/systemjs/systemjs-tests.ts b/systemjs/systemjs-tests.ts
index 0f158d2af4..3c2f8ebadc 100644
--- a/systemjs/systemjs-tests.ts
+++ b/systemjs/systemjs-tests.ts
@@ -35,3 +35,5 @@ System.import('./app.js').then(function (m) {
 System.import('lodash').then(function (_) {
     console.log(_);
 });
+
+const clonedSystemJS = new System.constructor();

From 1f010dd164a5fa3527e6a9453b776a5e41a888e3 Mon Sep 17 00:00:00 2001
From: Homa Wong <homawong@gmail.com>
Date: Wed, 14 Dec 2016 10:14:28 -0800
Subject: [PATCH 2/2] Update index.d.ts

---
 systemjs/index.d.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/systemjs/index.d.ts b/systemjs/index.d.ts
index 80fcfd7240..77c0d96e3b 100644
--- a/systemjs/index.d.ts
+++ b/systemjs/index.d.ts
@@ -257,7 +257,7 @@ declare namespace SystemJSLoader {
         /**
          * This represents the System base class, which can be extended or reinstantiated to create a custom System instance.
          */
-        constructor(): System;
+        constructor: new () => System;
 
         /**
          * Deletes a module from the registry by normalized name.