remove websocket experimental warning (#3311)

* remove websocket experimental warning

* ??

* fixup

lib/web/websocket/websocket.js

@@ -28,8 +28,6 @@ const { types } = require('node:util')
 const { ErrorEvent, CloseEvent } = require('./events')
 const { SendQueue } = require('./sender')
 
-let experimentalWarned = false
-
 // https://websockets.spec.whatwg.org/#interface-definition
 class WebSocket extends EventTarget {
   #events = {
@@ -56,13 +54,6 @@ class WebSocket extends EventTarget {
     const prefix = 'WebSocket constructor'
     webidl.argumentLengthCheck(arguments, 1, prefix)
 
-    if (!experimentalWarned) {
-      experimentalWarned = true
-      process.emitWarning('WebSockets are experimental, expect them to change at any time.', {
-        code: 'UNDICI-WS'
-      })
-    }
-
     const options = webidl.converters['DOMString or sequence<DOMString> or WebSocketInit'](protocols, prefix, 'options')
 
     url = webidl.converters.USVString(url, prefix, 'url')

test/node-test/debug.js

@@ -9,7 +9,7 @@ const { tspl } = require('@matteo.collina/tspl')
 const removeEscapeColorsRE = /[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-ORZcf-nqry=><]/g
 
 test('debug#websocket', { skip: !process.versions.icu }, async t => {
-  const assert = tspl(t, { plan: 8 })
+  const assert = tspl(t, { plan: 6 })
   const child = spawn(
     process.execPath,
     [join(__dirname, '../fixtures/websocket.js')],
@@ -22,9 +22,6 @@ test('debug#websocket', { skip: !process.versions.icu }, async t => {
   const chunks = []
   const assertions = [
     /(WEBSOCKET [0-9]+:) (connecting to)/,
-    // Skip the chunk that comes with the experimental warning
-    /(\[UNDICI-WS\])/,
-    /\(Use `node --trace-warnings \.\.\.` to show where the warning was created\)/,
     /(WEBSOCKET [0-9]+:) (connected to)/,
     /(WEBSOCKET [0-9]+:) (sending request)/,
     /(WEBSOCKET [0-9]+:) (connection opened)/,