From 958ebe41b684e9c93c37da811da138f8f45c7ec1 Mon Sep 17 00:00:00 2001
From: Denis Pushkarev <zloirock@zloirock.ru>
Date: Thu, 23 Sep 2021 17:29:07 +0700
Subject: [PATCH] add `cause` to `AggregateError` constructor implementation
 (still without adding to the feature detection)

---
 CHANGELOG.md                                      |  1 +
 packages/core-js/internals/install-error-cause.js | 11 +++++++++++
 packages/core-js/modules/es.aggregate-error.js    |  4 +++-
 3 files changed, 15 insertions(+), 1 deletion(-)
 create mode 100644 packages/core-js/internals/install-error-cause.js

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 25cda47f5c64..b1760f93be72 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 ##### Unreleased
 - Fixed `String.prototype.substr` feature detection and compat data
 - Removed mistakenly added `.forEach` from prototypes of some DOM collections where it shouldn't be, [#988](https://github.com/zloirock/core-js/issues/988), [#987](https://github.com/zloirock/core-js/issues/987), thanks [@moorejs](https://github.com/moorejs)
+- Added `cause` to `AggregateError` constructor implementation (still without adding to the feature detection)
 - Families of `.at` and `.findLast` methods marked as supported in Safari TP
 
 ##### 3.18.0 - 2021.09.20
diff --git a/packages/core-js/internals/install-error-cause.js b/packages/core-js/internals/install-error-cause.js
new file mode 100644
index 000000000000..84bd2ab3a16d
--- /dev/null
+++ b/packages/core-js/internals/install-error-cause.js
@@ -0,0 +1,11 @@
+var isObject = require('../internals/is-object');
+var has = require('../internals/has');
+var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
+
+// `InstallErrorCause` abstract operation
+// https://tc39.es/proposal-error-cause/#sec-errorobjects-install-error-cause
+module.exports = function (O, options) {
+  if (isObject(options) && has(options, 'cause')) {
+    createNonEnumerableProperty(O, 'cause', O.cause);
+  }
+};
diff --git a/packages/core-js/modules/es.aggregate-error.js b/packages/core-js/modules/es.aggregate-error.js
index d6b1f9c40365..b06cacf3ae38 100644
--- a/packages/core-js/modules/es.aggregate-error.js
+++ b/packages/core-js/modules/es.aggregate-error.js
@@ -5,10 +5,11 @@ var setPrototypeOf = require('../internals/object-set-prototype-of');
 var create = require('../internals/object-create');
 var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
 var createPropertyDescriptor = require('../internals/create-property-descriptor');
+var installErrorCause = require('../internals/install-error-cause');
 var iterate = require('../internals/iterate');
 var toString = require('../internals/to-string');
 
-var $AggregateError = function AggregateError(errors, message) {
+var $AggregateError = function AggregateError(errors, message /* , options */) {
   var that = this;
   if (!(that instanceof $AggregateError)) return new $AggregateError(errors, message);
   if (setPrototypeOf) {
@@ -16,6 +17,7 @@ var $AggregateError = function AggregateError(errors, message) {
     that = setPrototypeOf(new Error(undefined), getPrototypeOf(that));
   }
   if (message !== undefined) createNonEnumerableProperty(that, 'message', toString(message));
+  if (arguments.length > 2) installErrorCause(that, arguments[2]);
   var errorsArray = [];
   iterate(errors, errorsArray.push, { that: errorsArray });
   createNonEnumerableProperty(that, 'errors', errorsArray);