From 010065a85ee1a0250c2fe96bb67dc17017acc3f2 Mon Sep 17 00:00:00 2001
From: Evan Lucas <evanlucas@me.com>
Date: Fri, 9 Feb 2018 10:20:20 -0600
Subject: [PATCH] doc: add error check to fs example

Previously, the err passed to the callback of fs.open() was not checked.
---
 doc/api/fs.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/api/fs.md b/doc/api/fs.md
index 4c801fe358cd6a..4468a9f087796a 100644
--- a/doc/api/fs.md
+++ b/doc/api/fs.md
@@ -1397,6 +1397,7 @@ fs.open('myfile', 'wx', (err, fd) => {
 fs.exists('myfile', (exists) => {
   if (exists) {
     fs.open('myfile', 'r', (err, fd) => {
+      if (err) throw err;
       readMyData(fd);
     });
   } else {