lib: expose global ErrorEvent

nodejs · nodejs-github-bot · Aug 18, 2025 · Jul 1, 2025 · Jul 5, 2025 · Jul 7, 2025
commit 7a8144c4accde5866119873b85aa86262f070fc7
diff --git a/doc/api/globals.md b/doc/api/globals.md
@@ -454,6 +454,14 @@ changes:
 
 A browser-compatible implementation of [`DecompressionStream`][].
 
+## `ErrorEvent`
+
+<!-- YAML
+added: REPLACEME
+-->
+
+A browser-compatible implementation of {ErrorEvent}.
+
 ## Class: `Event`
 
 <!-- YAML

diff --git a/lib/eslint.config_partial.mjs b/lib/eslint.config_partial.mjs
@@ -108,6 +108,10 @@ export default [
           name: 'DOMException',
           message: "Use lazy function `const { lazyDOMExceptionClass } = require('internal/util');` instead of the global.",
         },
+        {
+          name: 'ErrorEvent',
+          message: "Use `const { ErrorEvent } = require('internal/deps/undici/undici');` instead of the global.",
+        },
         {
           name: 'Event',
           message: "Use `const { Event } = require('internal/event_target');` instead of the global.",

diff --git a/lib/internal/bootstrap/web/exposed-window-or-worker.js b/lib/internal/bootstrap/web/exposed-window-or-worker.js
@@ -89,7 +89,7 @@ ObjectDefineProperty(globalThis, 'fetch', {
 // https://fetch.spec.whatwg.org/#request-class
 // https://fetch.spec.whatwg.org/#response-class
 exposeLazyInterfaces(globalThis, 'internal/deps/undici/undici', [
-  'FormData', 'Headers', 'Request', 'Response', 'MessageEvent', 'CloseEvent',
+  'FormData', 'Headers', 'Request', 'Response', 'MessageEvent', 'CloseEvent', 'ErrorEvent',
 ]);
 
 // https://html.spec.whatwg.org/multipage/server-sent-events.html#server-sent-events.org/

diff --git a/test/common/globals.js b/test/common/globals.js
@@ -132,6 +132,7 @@ const webIdlExposedWindow = new Set([
   'WebSocket',
   'EventSource',
   'CloseEvent',
+  'ErrorEvent',
 ]);
 
 const nodeGlobals = new Set([

diff --git a/test/eslint.config_partial.mjs b/test/eslint.config_partial.mjs
@@ -12,6 +12,7 @@ export default [
       globals: {
         ...globals.node,
         CloseEvent: true,
+        ErrorEvent: true,
       },
     },
     rules: {