From d64cd45e9656dfa821b611dbfd451daa0b64ecc3 Mon Sep 17 00:00:00 2001
From: Johannes Rieken <johannes.rieken@gmail.com>
Date: Thu, 16 Jun 2016 16:05:59 +0200
Subject: [PATCH] Add generic version of Array.isArray

---
 src/typings/lib.array-ext.d.ts | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 src/typings/lib.array-ext.d.ts

diff --git a/src/typings/lib.array-ext.d.ts b/src/typings/lib.array-ext.d.ts
new file mode 100644
index 00000000000..59e1c0fc956
--- /dev/null
+++ b/src/typings/lib.array-ext.d.ts
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+interface ArrayConstructor {
+    isArray<T>(arg: any): arg is Array<T>;
+}
\ No newline at end of file