From 911ea2079733c36125a290426b5b3bf0e77332e6 Mon Sep 17 00:00:00 2001
From: Yagiz Nizipli <yagiz@nizipli.com>
Date: Sat, 19 Nov 2022 15:13:08 -0500
Subject: [PATCH] lib: improve AbortController creation duration

PR-URL: https://github.com/nodejs/node/pull/45525
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
---
 lib/internal/abort_controller.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/internal/abort_controller.js b/lib/internal/abort_controller.js
index 7fbc4ed756c3c5..49419736f65bf6 100644
--- a/lib/internal/abort_controller.js
+++ b/lib/internal/abort_controller.js
@@ -318,6 +318,8 @@ function validateAbortController(obj) {
 }
 
 class AbortController {
+  #signal;
+
   constructor() {
     this[kSignal] = createAbortSignal();
   }
@@ -327,7 +329,8 @@ class AbortController {
    */
   get signal() {
     validateAbortController(this);
-    return this[kSignal];
+    this.#signal ??= createAbortSignal();
+    return this.#signal;
   }
 
   /**
@@ -335,7 +338,7 @@ class AbortController {
    */
   abort(reason = new DOMException('This operation was aborted', 'AbortError')) {
     validateAbortController(this);
-    abortSignal(this[kSignal], reason);
+    abortSignal(this.#signal ??= createAbortSignal(), reason);
   }
 
   [customInspectSymbol](depth, options) {