From eadc3850fe496506847a25a09f01e3c8238d177a 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

PR-URL: https://github.com/nodejs/node/pull/28858
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
---
 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 42dbbcc361ad99..d807cb71f7127f 100644
--- a/lib/internal/fs/promises.js
+++ b/lib/internal/fs/promises.js
@@ -264,7 +264,8 @@ 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) {