How to use findHostInstanceWithNoPortals method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactDOMRoot.js

Source:ReactDOMRoot.js

...65      );66    }67    const container = root.containerInfo;68    if (container.nodeType !== COMMENT_NODE) {69      const hostInstance = findHostInstanceWithNoPortals(root.current);70      if (hostInstance) {71        if (hostInstance.parentNode !== container) {72          console.error(73            'render(...): It looks like the React-rendered content of the ' +74              'root container was removed without using React. This is not ' +75              'supported and will cause errors. Instead, call ' +76              "root.unmount() to empty a root's container.",77          );78        }79      }80    }81  }82  updateContainer(children, root, null, null);83};...

ReactFiberReconciler.js

Source:ReactFiberReconciler.js

1/**2 * Copyright (c) Facebook, Inc. and its affiliates.3 *4 * This source code is licensed under the MIT license found in the5 * LICENSE file in the root directory of this source tree.6 *7 * @flow8 */9import {enableNewReconciler} from 'shared/ReactFeatureFlags';10// The entry file imports either the old or new version of the reconciler.11// During build and testing, this indirection is always shimmed with the actual12// modules, otherwise both reconcilers would be initialized. So this is really13// only here for Flow purposes.14import {15  createContainer as createContainer_old,16  updateContainer as updateContainer_old,17  batchedEventUpdates as batchedEventUpdates_old,18  batchedUpdates as batchedUpdates_old,19  unbatchedUpdates as unbatchedUpdates_old,20  deferredUpdates as deferredUpdates_old,21  syncUpdates as syncUpdates_old,22  discreteUpdates as discreteUpdates_old,23  flushDiscreteUpdates as flushDiscreteUpdates_old,24  flushControlled as flushControlled_old,25  flushSync as flushSync_old,26  flushPassiveEffects as flushPassiveEffects_old,27  IsThisRendererActing as IsThisRendererActing_old,28  getPublicRootInstance as getPublicRootInstance_old,29  attemptSynchronousHydration as attemptSynchronousHydration_old,30  attemptUserBlockingHydration as attemptUserBlockingHydration_old,31  attemptContinuousHydration as attemptContinuousHydration_old,32  attemptHydrationAtCurrentPriority as attemptHydrationAtCurrentPriority_old,33  findHostInstance as findHostInstance_old,34  findHostInstanceWithWarning as findHostInstanceWithWarning_old,35  findHostInstanceWithNoPortals as findHostInstanceWithNoPortals_old,36  shouldSuspend as shouldSuspend_old,37  injectIntoDevTools as injectIntoDevTools_old,38  act as act_old,39  createPortal as createPortal_old,40} from './ReactFiberReconciler.old';41// TODO: Update these to point to the fork.42import {43  createContainer as createContainer_new,44  updateContainer as updateContainer_new,45  batchedEventUpdates as batchedEventUpdates_new,46  batchedUpdates as batchedUpdates_new,47  unbatchedUpdates as unbatchedUpdates_new,48  deferredUpdates as deferredUpdates_new,49  syncUpdates as syncUpdates_new,50  discreteUpdates as discreteUpdates_new,51  flushDiscreteUpdates as flushDiscreteUpdates_new,52  flushControlled as flushControlled_new,53  flushSync as flushSync_new,54  flushPassiveEffects as flushPassiveEffects_new,55  IsThisRendererActing as IsThisRendererActing_new,56  getPublicRootInstance as getPublicRootInstance_new,57  attemptSynchronousHydration as attemptSynchronousHydration_new,58  attemptUserBlockingHydration as attemptUserBlockingHydration_new,59  attemptContinuousHydration as attemptContinuousHydration_new,60  attemptHydrationAtCurrentPriority as attemptHydrationAtCurrentPriority_new,61  findHostInstance as findHostInstance_new,62  findHostInstanceWithWarning as findHostInstanceWithWarning_new,63  findHostInstanceWithNoPortals as findHostInstanceWithNoPortals_new,64  shouldSuspend as shouldSuspend_new,65  injectIntoDevTools as injectIntoDevTools_new,66  act as act_new,67  createPortal as createPortal_new,68} from './ReactFiberReconciler.old';69export const createContainer = enableNewReconciler70  ? createContainer_new71  : createContainer_old;72export const updateContainer = enableNewReconciler73  ? updateContainer_new74  : updateContainer_old;75export const batchedEventUpdates = enableNewReconciler76  ? batchedEventUpdates_new77  : batchedEventUpdates_old;78export const batchedUpdates = enableNewReconciler79  ? batchedUpdates_new80  : batchedUpdates_old;81export const unbatchedUpdates = enableNewReconciler82  ? unbatchedUpdates_new83  : unbatchedUpdates_old;84export const deferredUpdates = enableNewReconciler85  ? deferredUpdates_new86  : deferredUpdates_old;87export const syncUpdates = enableNewReconciler88  ? syncUpdates_new89  : syncUpdates_old;90export const discreteUpdates = enableNewReconciler91  ? discreteUpdates_new92  : discreteUpdates_old;93export const flushDiscreteUpdates = enableNewReconciler94  ? flushDiscreteUpdates_new95  : flushDiscreteUpdates_old;96export const flushControlled = enableNewReconciler97  ? flushControlled_new98  : flushControlled_old;99export const flushSync = enableNewReconciler ? flushSync_new : flushSync_old;100export const flushPassiveEffects = enableNewReconciler101  ? flushPassiveEffects_new102  : flushPassiveEffects_old;103export const IsThisRendererActing = enableNewReconciler104  ? IsThisRendererActing_new105  : IsThisRendererActing_old;106export const getPublicRootInstance = enableNewReconciler107  ? getPublicRootInstance_new108  : getPublicRootInstance_old;109export const attemptSynchronousHydration = enableNewReconciler110  ? attemptSynchronousHydration_new111  : attemptSynchronousHydration_old;112export const attemptUserBlockingHydration = enableNewReconciler113  ? attemptUserBlockingHydration_new114  : attemptUserBlockingHydration_old;115export const attemptContinuousHydration = enableNewReconciler116  ? attemptContinuousHydration_new117  : attemptContinuousHydration_old;118export const attemptHydrationAtCurrentPriority = enableNewReconciler119  ? attemptHydrationAtCurrentPriority_new120  : attemptHydrationAtCurrentPriority_old;121export const findHostInstance = enableNewReconciler122  ? findHostInstance_new123  : findHostInstance_old;124export const findHostInstanceWithWarning = enableNewReconciler125  ? findHostInstanceWithWarning_new126  : findHostInstanceWithWarning_old;127export const findHostInstanceWithNoPortals = enableNewReconciler128  ? findHostInstanceWithNoPortals_new129  : findHostInstanceWithNoPortals_old;130export const shouldSuspend = enableNewReconciler131  ? shouldSuspend_new132  : shouldSuspend_old;133export const injectIntoDevTools = enableNewReconciler134  ? injectIntoDevTools_new135  : injectIntoDevTools_old;136export const act = enableNewReconciler ? act_new : act_old;137export const createPortal = enableNewReconciler138  ? createPortal_new...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const page = await browser.newPage();5  const elementHandle = await page.$('text=Get started');6  const hostInstance = await elementHandle._context.findHostInstanceWithNoPortals(elementHandle);7  console.log(hostInstance);8  await browser.close();9})();10Your name to display (optional):11Your name to display (optional):12const { chromium } = require('playwright');13(async () => {14  const browser = await chromium.launch({ headless: false });15  const page = await browser.newPage();16  await page.waitForLoadState();17  const elementHandle = await page.$('text=Get started');18  const hostInstance = await elementHandle._context.findHostInstanceWithNoPortals(elementHandle);19  console.log(hostInstance);20  await browser.close();21})();22Your name to display (optional):

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const page = await browser.newPage();5  const elementHandle = await page.$('text=Get started');6  const host = await page.findHostInstanceWithNoPortals(elementHandle);7  console.log(host);8  await browser.close();9})();10ElementHandle {11  _context: BrowserContext {12    _browser: Browser {13      _connection: Connection {14        _callbacksPending: Set(0) {},15        _callbacksPending: Set(0) {},16        _callbacksPending: Set(0) {},17        _callbacksPending: Set(0) {},18        _callbacksPending: Set(0) {},19        _callbacksPending: Set(0) {},20        _callbacksPending: Set(0) {},21        _callbacksPending: Set(0) {},22        _callbacksPending: Set(0) {},23        _callbacksPending: Set(0

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright.chromium.launch();4  const page = await browser.newPage();5  await page.click('text=Get started');6  const elementHandle = await page.$('text=Get started');7  const host = await elementHandle._internalApi.findHostInstance();8  console.log(host);9  await browser.close();10})();11{ type: 'node',12  attributes: { 'data-testid': 'get-started-btn' },13  children: [ { type: 'text', name: 'Get started', value: 'Get started' } ] }

Using AI Code Generation

1const { findHostInstanceWithNoPortals } = require('playwright/lib/server/dom');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch({ headless: false });5  const context = await browser.newContext();6  const page = await context.newPage();7  const element = await page.$('text=Page');8  const host = findHostInstanceWithNoPortals(element);9  console.log(host);10  await browser.close();11})();12{13  _page: Page {14  },15  _parentFrame: Frame {16  },17  _context: ExecutionContext {

Using AI Code Generation

1const { findHostInstanceWithNoPortals } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const { chromium } = require('playwright');3const path = require('path');4(async () => {5  const browser = await chromium.launch();6  const context = await browser.newContext();7  const page = await context.newPage();8  const element = await page.$('input');9  const hostInstance = findHostInstanceWithNoPortals(element);10  console.log(hostInstance);11  await browser.close();12})();13{ _guid: '0x3F3',14   { description: 'input#lst-ib.gsfi',15     objectId: '{"injectedScriptId":2,"id":1}',16      { type: 'node',17        childNodeCount: 0 } } }18const { findHostInstanceWithNoPortals } = require('playwright-chromium/lib/server/supplements/recorder/recorderSupplement');19const { chromium } = require('playwright');20(async () => {21  const browser = await chromium.launch();22  const context = await browser.newContext();23  const page = await context.newPage();24  const element = await page.$('input');25  console.log(element);26  await browser.close();27})();28ElementHandle {

Using AI Code Generation

1const { findHostInstanceWithNoPortals } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');2const hostInstance = findHostInstanceWithNoPortals(document.body);3console.log(hostInstance);4const { findHostInstanceWithNoPortals } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');5const hostInstance = findHostInstanceWithNoPortals(document.body);6console.log(hostInstance);

Using AI Code Generation

1const { findHostInstanceWithNoPortals } = require('playwright/lib/server/dom.js');2const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));3const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));4const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));5const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));6const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));7const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));8const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));9const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));10const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));11const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));12const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));13const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));14const host = findHostInstanceWithNoPortals(document.querySelector('#elementId'));

Using AI Code Generation

1const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');2const frame = page.frames()[0];3const element = await findHostInstanceWithNoPortals(frame, selector);4const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');5const frame = page.frames()[0];6const element = await findHostInstanceWithNoPortals(frame, selector);7const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');8const frame = page.frames()[0];9const element = await findHostInstanceWithNoPortals(frame, selector);10const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');11const frame = page.frames()[0];12const element = await findHostInstanceWithNoPortals(frame, selector);13const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');14const frame = page.frames()[0];15const element = await findHostInstanceWithNoPortals(frame, selector);16const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');17const frame = page.frames()[0];18const element = await findHostInstanceWithNoPortals(frame, selector);19const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');20const frame = page.frames()[0];21const element = await findHostInstanceWithNoPortals(frame, selector);22const { findHostInstanceWithNoPortals } = require('playwright/lib/server/frames');23const frame = page.frames()[0];24const element = await findHostInstanceWithNoPortals(frame, selector);25const { findHostInstanceWithNoPortals

Playwright tutorial

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