From cf960326c23de67cea2a5b500af6186b0739376e Mon Sep 17 00:00:00 2001
From: Robert Nagy <ronagy@icloud.com>
Date: Mon, 26 Jul 2021 06:46:19 +0200
Subject: [PATCH] Update lib/internal/streams/duplexify.js

Co-authored-by: Antoine du Hamel <duhamelantoine1995@gmail.com>
---
 lib/internal/streams/duplexify.js | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/lib/internal/streams/duplexify.js b/lib/internal/streams/duplexify.js
index 72d75b4773430a..0c6e74b9c70719 100644
--- a/lib/internal/streams/duplexify.js
+++ b/lib/internal/streams/duplexify.js
@@ -66,18 +66,19 @@ module.exports = function duplexify(body, name) {
       });
     }
 
-    if (typeof value?.then === 'function') {
+    const { then } = value;
+    if (typeof then === 'function') {
       let d;
 
-      const promise = PromiseResolve(value)
-        .then((val) => {
+      const promise = FunctionPrototypeCall(then, value,
+        (val) => {
           if (val != null) {
             throw new ERR_INVALID_RETURN_VALUE('nully', 'body', val);
           }
-        })
-        .catch((err) => {
+        },
+        (err) => {
           destroyer(d, err);
-        });
+        }));
 
       return d = new Duplex({
         objectMode: true,