revert

packages/playwright-core/src/client/page.ts

@@ -22,7 +22,7 @@ import type * as api from '../../types/types';
 import { serializeError, isTargetClosedError, TargetClosedError } from './errors';
 import { TimeoutSettings } from '../common/timeoutSettings';
 import type * as channels from '@protocol/channels';
-import { assert, headersObjectToArray, isObject, isRegExp, isString, LongStandingScope, urlMatches, urlMatchesEqual, mkdirIfNeeded, trimStringWithEllipsis, type URLMatch, zones } from '../utils';
+import { assert, headersObjectToArray, isObject, isRegExp, isString, LongStandingScope, urlMatches, urlMatchesEqual, mkdirIfNeeded, trimStringWithEllipsis, type URLMatch } from '../utils';
 import { Accessibility } from './accessibility';
 import { Artifact } from './artifact';
 import type { BrowserContext } from './browserContext';

packages/playwright-core/src/client/waiter.ts

@@ -17,7 +17,7 @@
 import type { EventEmitter } from 'events';
 import { rewriteErrorMessage } from '../utils/stackTrace';
 import { TimeoutError } from './errors';
-import { createGuid, ZoneReference, zones } from '../utils';
+import { createGuid } from '../utils';
 import type * as channels from '@protocol/channels';
 import type { ChannelOwner } from './channelOwner';
 
@@ -29,14 +29,10 @@ export class Waiter {
   private _channelOwner: ChannelOwner<channels.EventTargetChannel>;
   private _waitId: string;
   private _error: string | undefined;
-  private _savedZone: ZoneReference;
 
   constructor(channelOwner: ChannelOwner<channels.EventTargetChannel>, event: string) {
     this._waitId = createGuid();
     this._channelOwner = channelOwner;
-    // Save current chain before the wait for event API call (we don't nest API calls)
-    // and restore it later to find proper parent for the event listener.
-    this._savedZone = zones.currentZoneBefore('apiZone');
     this._channelOwner._channel.waitForEventInfo({ info: { waitId: this._waitId, phase: 'before', event } }).catch(() => {});
     this._dispose = [
       () => this._channelOwner._wrapApiCall(async () => {
@@ -45,17 +41,17 @@ export class Waiter {
     ];
   }
 
-  static createForEvent(channelOwner: ChannelOwner<channels.EventTargetChannel>, event: string): Waiter {
+  static createForEvent(channelOwner: ChannelOwner<channels.EventTargetChannel>, event: string) {
     return new Waiter(channelOwner, event);
   }
 
   async waitForEvent<T = void>(emitter: EventEmitter, event: string, predicate?: (arg: T) => boolean | Promise<boolean>): Promise<T> {
-    const { promise, dispose } = waitForEvent(emitter, event, this._savedZone, predicate);
+    const { promise, dispose } = waitForEvent(emitter, event, predicate);
     return await this.waitForPromise(promise, dispose);
   }
 
   rejectOnEvent<T = void>(emitter: EventEmitter, event: string, error: Error | (() => Error), predicate?: (arg: T) => boolean | Promise<boolean>) {
-    const { promise, dispose } = waitForEvent(emitter, event, this._savedZone, predicate);
+    const { promise, dispose } = waitForEvent(emitter, event, predicate);
     this._rejectOn(promise.then(() => { throw (typeof error === 'function' ? error() : error); }), dispose);
   }
 
@@ -107,11 +103,10 @@ export class Waiter {
   }
 }
 
-function waitForEvent<T = void>(emitter: EventEmitter, event: string, savedZone: ZoneReference, predicate?: (arg: T) => boolean | Promise<boolean>): { promise: Promise<T>, dispose: () => void } {
+function waitForEvent<T = void>(emitter: EventEmitter, event: string, predicate?: (arg: T) => boolean | Promise<boolean>): { promise: Promise<T>, dispose: () => void } {
   let listener: (eventArg: any) => void;
   const promise = new Promise<T>((resolve, reject) => {
     listener = async (eventArg: any) => {
-      savedZone.runInZone(async () => {
       try {
         if (predicate && !(await predicate(eventArg)))
           return;
@@ -121,7 +116,6 @@ function waitForEvent<T = void>(emitter: EventEmitter, event: string, savedZone:
         emitter.removeListener(event, listener);
         reject(e);
       }
-      });
     };
     emitter.addListener(event, listener);
   });

packages/playwright-core/src/utils/zones.ts

@@ -39,17 +39,6 @@ class ZoneManager {
     return this._asyncLocalStorage.run(undefined, func);
   }
 
-  currentZoneBefore(type: ZoneType): ZoneReference {
-    let zone = this._asyncLocalStorage.getStore();
-    while (zone && zone.type === type)
-      zone = zone.previous;
-    return new ZoneReference(zone, this._asyncLocalStorage);
-  }
-
-  currentZone(): ZoneReference {
-    return new ZoneReference(this._asyncLocalStorage.getStore(), this._asyncLocalStorage);
-  }
-
   printZones() {
     const zones = [];
     for (let zone = this._asyncLocalStorage.getStore(); zone; zone = zone.previous) {
@@ -64,20 +53,6 @@ class ZoneManager {
   }
 }
 
-export class ZoneReference {
-  private _zone: Zone<unknown> | undefined;
-  private _asyncLocalStorage: AsyncLocalStorage<Zone<unknown>|undefined>;
-
-  constructor(zone: Zone<unknown> | undefined,  asyncLocalStorage: AsyncLocalStorage<Zone<unknown>|undefined>) {
-    this._zone = zone;
-    this._asyncLocalStorage = asyncLocalStorage;
-  }
-
-  runInZone<R>(func: () => R): R {
-    return this._asyncLocalStorage.run(this._zone, func);
-  }
-}
-
 class Zone<T> {
   readonly type: ZoneType;
   readonly data: T;