From 04fa6d675f4646d36aa9843cb0de5ffa834a14c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Reis?= <reis@janeasystems.com>
Date: Tue, 30 Jul 2019 07:45:31 +0100
Subject: [PATCH] fs: close file descriptor of promisified truncate
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Original PR:
  PR-URL: https://github.com/nodejs/node/pull/28858
  Reviewed-By: Rich Trott <rtrott@gmail.com>
  Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

PR-URL: https://github.com/nodejs/node/pull/34239
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>
---
 lib/internal/fs/promises.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/internal/fs/promises.js b/lib/internal/fs/promises.js
index d653724474f314..31eaeef2846216 100644
--- a/lib/internal/fs/promises.js
+++ b/lib/internal/fs/promises.js
@@ -305,7 +305,8 @@ async function rename(oldPath, newPath) {
 }
 
 async function truncate(path, len = 0) {
-  return ftruncate(await open(path, 'r+'), len);
+  const fd = await open(path, 'r+');
+  return ftruncate(fd, len).finally(fd.close.bind(fd));
 }
 
 async function ftruncate(handle, len = 0) {