From d09cd035ceac44d3ebcb6ef12be7c4b5f1ccbca4 Mon Sep 17 00:00:00 2001
From: Gareth Jones <jones258@gmail.com>
Date: Sun, 7 Jul 2019 00:37:05 +1200
Subject: [PATCH] =?UTF-8?q?fix:=20=F0=9F=90=9B=20make=20`StatWatcher.timeo?=
 =?UTF-8?q?utRef`=20property=20optional?=
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---
 src/volume.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/volume.ts b/src/volume.ts
index ed7b2ce6..b14c294b 100644
--- a/src/volume.ts
+++ b/src/volume.ts
@@ -2129,7 +2129,7 @@ export class StatWatcher extends EventEmitter {
   vol: Volume = null;
   filename: string;
   interval: number;
-  timeoutRef = null;
+  timeoutRef?;
   setTimeout: TSetTimeout;
   prev: Stats = null;