From e47fd7152b42c6d49311dff020d796533571c171 Mon Sep 17 00:00:00 2001
From: Ashwin Ramaswamy <aramaswamy@palantir.com>
Date: Fri, 1 Nov 2013 16:33:04 -0400
Subject: [PATCH] mocha's run callback is optional

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

diff --git a/mocha/mocha.d.ts b/mocha/mocha.d.ts
index cd4a06e46..5ea4237fc 100644
--- a/mocha/mocha.d.ts
+++ b/mocha/mocha.d.ts
@@ -8,7 +8,7 @@ interface Mocha {
     setup(options: MochaSetupOptions): Mocha;
 
     //Run tests and invoke `fn()` when complete.
-    run(callback: () => void): void;
+    run(callback?: () => void): void;
 
     // Set reporter as function
     reporter(reporter: () => void): Mocha;