How to use flushDiscreteUpdates method in Playwright Internal

Best JavaScript code snippet using playwright-internal

Run Playwright Internal automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

ReactDOM.js

Source: ReactDOM.js Github

copy
1import './ReactDOMClientInjection';
2import { findDOMNode, render, hydrate, unmountComponentAtNode } from './ReactDOMLegacy';
3import { createRoot, createBlockingRoot } from './ReactDOMRoot';
4
5import {
6  batchedEventUpdates,
7  batchedUpdates,
8  discreteUpdates,
9  flushDiscreteUpdates,
10  flushSync,
11  attemptSynchronousHydration,
12  attemptUserBlockingHydration,
13  attemptContinuousHydration,
14  attemptHydrationAtCurrentPriority,
15} from 'react-reconciler/src/ReactFiberReconciler';
16import { createPortal as createPortalImpl } from 'react-reconciler/src/ReactPortal';
17import { restoreControlledState } from './ReactDOMComponent';
18import {
19  setAttemptSynchronousHydration,
20  setAttemptUserBlockingHydration,
21  setAttemptContinuousHydration,
22  setAttemptHydrationAtCurrentPriority,
23} from '../events/ReactDOMEventReplaying';
24import { setBatchingImplementation } from '../events/ReactDOMUpdateBatching';
25import { setRestoreImplementation } from '../events/ReactDOMControlledComponent';
26
27setAttemptSynchronousHydration(attemptSynchronousHydration);
28setAttemptUserBlockingHydration(attemptUserBlockingHydration);
29setAttemptContinuousHydration(attemptContinuousHydration);
30setAttemptHydrationAtCurrentPriority(attemptHydrationAtCurrentPriority);
31
32setRestoreImplementation(restoreControlledState);
33setBatchingImplementation(
34  batchedUpdates,
35  discreteUpdates,
36  flushDiscreteUpdates,
37  batchedEventUpdates
38);
39
40function createPortal(children, container, key) {
41  return createPortalImpl(children, container, null, key);
42}
43
44export {
45  createPortal,
46  flushSync,
47  findDOMNode,
48  hydrate,
49  render,
50  unmountComponentAtNode,
51  createRoot,
52  createBlockingRoot,
53};
54
Full Screen

index.js

Source: index.js Github

copy
1const data = `
2/**
3 * Copyright (c) Facebook, Inc. and its affiliates.
4 *
5 * This source code is licensed under the MIT license found in the
6 * LICENSE file in the root directory of this source tree.
7 *
8 * @flow
9 */
10
11import type {ReactNodeList} from 'shared/ReactTypes';
12import type {Container} from './ReactDOMHostConfig';
13
14import '../shared/checkReact';
15import './ReactDOMClientInjection';
16import {
17  findDOMNode,
18  render,
19  hydrate,
20  unstable_renderSubtreeIntoContainer,
21  unmountComponentAtNode,
22} from './ReactDOMLegacy';
23import {createRoot, createBlockingRoot, isValidContainer} from './ReactDOMRoot';
24
25import {
26  batchedEventUpdates,
27  batchedUpdates,
28  discreteUpdates,
29  flushDiscreteUpdates,
30  flushSync,
31  flushControlled,
32  injectIntoDevTools,
33  flushPassiveEffects,
34  IsThisRendererActing,
35  attemptSynchronousHydration,
36  attemptUserBlockingHydration,
37  attemptContinuousHydration,
38  attemptHydrationAtCurrentPriority,
39} from 'react-reconciler/src/ReactFiberReconciler';
40import {createPortal as createPortalImpl} from 'react-reconciler/src/ReactPortal';
41import {canUseDOM} from 'shared/ExecutionEnvironment';
42import {
43  eventNameDispatchConfigs,
44  injectEventPluginsByName,
45} from 'legacy-events/EventPluginRegistry';
46import ReactVersion from 'shared/ReactVersion';
47import invariant from 'shared/invariant';
48import {warnUnstableRenderSubtreeIntoContainer} from 'shared/ReactFeatureFlags';
49
50import {
51  getInstanceFromNode,
52  getNodeFromInstance,
53  getFiberCurrentPropsFromNode,
54  getClosestInstanceFromNode,
55} from './ReactDOMComponentTree';
56import {restoreControlledState} from './ReactDOMComponent';
57import {dispatchEvent} from '../events/ReactDOMEventListener';
58import {
59  setAttemptSynchronousHydration,
60  setAttemptUserBlockingHydration,
61  setAttemptContinuousHydration,
62  setAttemptHydrationAtCurrentPriority,
63  queueExplicitHydrationTarget,
64} from '../events/ReactDOMEventReplaying';
65import {setBatchingImplementation} from '../events/ReactDOMUpdateBatching';
66import {
67  setRestoreImplementation,
68  enqueueStateRestore,
69  restoreStateIfNeeded,
70} from '../events/ReactDOMControlledComponent';
71
72setAttemptSynchronousHydration(attemptSynchronousHydration);
73setAttemptUserBlockingHydration(attemptUserBlockingHydration);
74setAttemptContinuousHydration(attemptContinuousHydration);
75setAttemptHydrationAtCurrentPriority(attemptHydrationAtCurrentPriority);
76
77let didWarnAboutUnstableCreatePortal = false;
78let didWarnAboutUnstableRenderSubtreeIntoContainer = false;
79
80if (__DEV__) {
81  if (
82    typeof Map !== 'function' ||
83    // $FlowIssue Flow incorrectly thinks Map has no prototype
84    Map.prototype == null ||
85    typeof Map.prototype.forEach !== 'function' ||
86    typeof Set !== 'function' ||
87    // $FlowIssue Flow incorrectly thinks Set has no prototype
88    Set.prototype == null ||
89    typeof Set.prototype.clear !== 'function' ||
90    typeof Set.prototype.forEach !== 'function'
91  ) {
92    console.error(
93      'React depends on Map and Set built-in types. Make sure that you load a ' +
94        'polyfill in older browsers. https://fb.me/react-polyfills',
95    );
96  }
97}
98
99setRestoreImplementation(restoreControlledState);
100setBatchingImplementation(
101  batchedUpdates,
102  discreteUpdates,
103  flushDiscreteUpdates,
104  batchedEventUpdates,
105);
106
107function createPortal(
108  children: ReactNodeList,
109  container: Container,
110  key: ?string = null,
111): React$Portal {
112  invariant(
113    isValidContainer(container),
114    'Target container is not a DOM element.',
115  );
116  // TODO: pass ReactDOM portal implementation as third argument
117  // $FlowFixMe The Flow type is opaque but there's no way to actually create it.
118  return createPortalImpl(children, container, null, key);
119}
120
121function scheduleHydration(target: Node) {
122  if (target) {
123    queueExplicitHydrationTarget(target);
124  }
125}
126
127function renderSubtreeIntoContainer(
128  parentComponent: React$Component<any, any>,
129  element: React$Element<any>,
130  containerNode: Container,
131  callback: ?Function,
132) {
133  if (__DEV__) {
134    if (
135      warnUnstableRenderSubtreeIntoContainer &&
136      !didWarnAboutUnstableRenderSubtreeIntoContainer
137    ) {
138      didWarnAboutUnstableRenderSubtreeIntoContainer = true;
139      console.warn(
140        'ReactDOM.unstable_renderSubtreeIntoContainer() is deprecated ' +
141          'and will be removed in a future major release. Consider using ' +
142          'React Portals instead.',
143      );
144    }
145  }
146  return unstable_renderSubtreeIntoContainer(
147    parentComponent,
148    element,
149    containerNode,
150    callback,
151  );
152}
153
154function unstable_createPortal(
155  children: ReactNodeList,
156  container: Container,
157  key: ?string = null,
158) {
159  if (__DEV__) {
160    if (!didWarnAboutUnstableCreatePortal) {
161      didWarnAboutUnstableCreatePortal = true;
162      console.warn(
163        'The ReactDOM.unstable_createPortal() alias has been deprecated, ' +
164          'and will be removed in React 17+. Update your code to use ' +
165          'ReactDOM.createPortal() instead. It has the exact same API, ' +
166          'but without the "unstable_" prefix.',
167      );
168    }
169  }
170  return createPortal(children, container, key);
171}
172
173const Internals = {
174  // Keep in sync with ReactTestUtils.js, and ReactTestUtilsAct.js.
175  // This is an array for better minification.
176  Events: [
177    getInstanceFromNode,
178    getNodeFromInstance,
179    getFiberCurrentPropsFromNode,
180    injectEventPluginsByName,
181    eventNameDispatchConfigs,
182    enqueueStateRestore,
183    restoreStateIfNeeded,
184    dispatchEvent,
185    flushPassiveEffects,
186    IsThisRendererActing,
187  ],
188};
189
190export {
191  createPortal,
192  batchedUpdates as unstable_batchedUpdates,
193  flushSync,
194  Internals as __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED,
195  ReactVersion as version,
196  // Disabled behind disableLegacyReactDOMAPIs
197  findDOMNode,
198  hydrate,
199  render,
200  unmountComponentAtNode,
201  // exposeConcurrentModeAPIs
202  createRoot,
203  createBlockingRoot,
204  discreteUpdates as unstable_discreteUpdates,
205  flushDiscreteUpdates as unstable_flushDiscreteUpdates,
206  flushControlled as unstable_flushControlled,
207  scheduleHydration as unstable_scheduleHydration,
208  // Disabled behind disableUnstableRenderSubtreeIntoContainer
209  renderSubtreeIntoContainer as unstable_renderSubtreeIntoContainer,
210  // Disabled behind disableUnstableCreatePortal
211  // Temporary alias since we already shipped React 16 RC with it.
212  // TODO: remove in React 17.
213  unstable_createPortal,
214};
215
216const foundDevTools = injectIntoDevTools({
217  findFiberByHostInstance: getClosestInstanceFromNode,
218  bundleType: __DEV__ ? 1 : 0,
219  version: ReactVersion,
220  rendererPackageName: 'react-dom',
221});
222
223if (__DEV__) {
224  if (!foundDevTools && canUseDOM && window.top === window.self) {
225    // If we're in Chrome or Firefox, provide a download link if not installed.
226    if (
227      (navigator.userAgent.indexOf('Chrome') > -1 &&
228        navigator.userAgent.indexOf('Edge') === -1) ||
229      navigator.userAgent.indexOf('Firefox') > -1
230    ) {
231      const protocol = window.location.protocol;
232      // Don't warn in exotic cases like chrome-extension://.
233      if (/^(https?|file):$/.test(protocol)) {
234        // eslint-disable-next-line react-internal/no-production-logging
235        console.info(
236          '%cDownload the React DevTools ' +
237            'for a better development experience: ' +
238            'https://fb.me/react-devtools' +
239            (protocol === 'file:'
240              ? '\nYou might need to use a local HTTP server (instead of file://): ' +
241                'https://fb.me/react-devtools-faq'
242              : ''),
243          'font-weight:bold',
244        );
245      }
246    }
247  }
248}
249`;
250
251/**
252 * @param {string} character
253 */
254const tokenizer = (character) => {
255  if (character.match(/\n/)) {
256    return "newline";
257  }
258  if (character.match(/\s/)) {
259    return "space";
260  }
261  return character.charCodeAt(0);
262};
263
264const tokens = data.split(/\w/).map((character) => {
265  return tokenizer(character);
266});
267
268const entryPoint = document.getElementById("entry");
269
270const colors = ["#a9def9", "#ede7b1", "#f694c1", "#e4c1f9", "#d3f8e2"];
271
272tokens.forEach((token) => {
273  const block = document.createElement("div");
274  if (token.toString() !== "newline") {
275    block.className = `block ${token.toString()}`;
276    const color = colors[Math.floor(Math.random() * colors.length)];
277    block.style.background = color;
278  } else block.className = "newline";
279  entryPoint.appendChild(block);
280});
281
Full Screen

Accelerate Your Automation Test Cycles With LambdaTest

Leverage LambdaTest’s cloud-based platform to execute your automation tests in parallel and trim down your test execution time significantly. Your first 100 automation testing minutes are on us.

Try LambdaTest

Run JavaScript Tests on LambdaTest Cloud Grid

Execute automation tests with Playwright Internal on a cloud-based Grid of 3000+ real browsers and operating systems for both web and mobile applications.

Test now for Free
LambdaTestX

We use cookies to give you the best experience. Cookies help to provide a more personalized experience and relevant advertising for you, and web analytics for us. Learn More in our Cookies policy, Privacy & Terms of service

Allow Cookie
Sarah

I hope you find the best code examples for your project.

If you want to accelerate automated browser testing, try LambdaTest. Your first 100 automation testing minutes are FREE.

Sarah Elson (Product & Growth Lead)