From c9ed79fe1cac4eb4f2f0717bc8e9e8540769e35b Mon Sep 17 00:00:00 2001
From: Mestery <mestery@pm.me>
Date: Thu, 23 Sep 2021 19:26:25 +0200
Subject: [PATCH] stream: support array of streams in promises pipeline

Fixes: https://github.com/nodejs/node/issues/40191
---
 lib/stream/promises.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/stream/promises.js b/lib/stream/promises.js
index 0db01a8b208d60..714c8f11427e32 100644
--- a/lib/stream/promises.js
+++ b/lib/stream/promises.js
@@ -1,6 +1,7 @@
 'use strict';
 
 const {
+  ArrayIsArray,
   ArrayPrototypePop,
   Promise,
 } = primordials;
@@ -23,6 +24,11 @@ function pipeline(...streams) {
       signal = options.signal;
     }
 
+    // pipeline(streams)
+    if (streams.length === 1 && ArrayIsArray(streams[0])) {
+      streams = streams[0];
+    }
+
     pl(streams, (err, value) => {
       if (err) {
         reject(err);