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How to use getListenerMapForElement method in Playwright Internal

Best JavaScript code snippet using playwright-internal

DOMLegacyEventPluginSystem.js

Source:DOMLegacyEventPluginSystem.js

...291export function legacyListenToEvent(292  registrationName: string,293  mountAt: Document | Element | Node,294): void {295  const listenerMap = getListenerMapForElement(mountAt);296  const dependencies = registrationNameDependencies[registrationName];297  for (let i = 0; i < dependencies.length; i++) {298    const dependency = dependencies[i];299    legacyListenToTopLevelEvent(dependency, mountAt, listenerMap);300  }301}302export function legacyListenToTopLevelEvent(303  topLevelType: DOMTopLevelEventType,304  mountAt: Document | Element | Node,305  listenerMap: Map<DOMTopLevelEventType | string, null | (any => void)>,306): void {307  if (!listenerMap.has(topLevelType)) {308    switch (topLevelType) {309      case TOP_SCROLL:310        trapCapturedEvent(TOP_SCROLL, mountAt);311        break;312      case TOP_FOCUS:313      case TOP_BLUR:314        trapCapturedEvent(TOP_FOCUS, mountAt);315        trapCapturedEvent(TOP_BLUR, mountAt);316        // We set the flag for a single dependency later in this function,317        // but this ensures we mark both as attached rather than just one.318        listenerMap.set(TOP_BLUR, null);319        listenerMap.set(TOP_FOCUS, null);320        break;321      case TOP_CANCEL:322      case TOP_CLOSE:323        if (isEventSupported(getRawEventName(topLevelType))) {324          trapCapturedEvent(topLevelType, mountAt);325        }326        break;327      case TOP_INVALID:328      case TOP_SUBMIT:329      case TOP_RESET:330        // We listen to them on the target DOM elements.331        // Some of them bubble so we don't want them to fire twice.332        break;333      default:334        // By default, listen on the top level to all non-media events.335        // Media events don't bubble so adding the listener wouldn't do anything.336        const isMediaEvent = mediaEventTypes.indexOf(topLevelType) !== -1;337        if (!isMediaEvent) {338          trapBubbledEvent(topLevelType, mountAt);339        }340        break;341    }342    listenerMap.set(topLevelType, null);343  }344}345export function isListeningToAllDependencies(346  registrationName: string,347  mountAt: Document | Element,348): boolean {349  const listenerMap = getListenerMapForElement(mountAt);350  const dependencies = registrationNameDependencies[registrationName];351  for (let i = 0; i < dependencies.length; i++) {352    const dependency = dependencies[i];353    if (!listenerMap.has(dependency)) {354      return false;355    }356  }357  return true;...

ReactBrowserEventEmitter.js

Source:ReactBrowserEventEmitter.js

...88  | Map<89      Document | Element | Node,90      Map<DOMTopLevelEventType | string, null | (any => void)>,91    > = new PossiblyWeakMap();92export function getListenerMapForElement(93  element: Document | Element | Node,94): Map<DOMTopLevelEventType | string, null | (any => void)> {95  let listenerMap = elementListenerMap.get(element);96  if (listenerMap === undefined) {97    listenerMap = new Map();98    elementListenerMap.set(element, listenerMap);99  }100  return listenerMap;101}102/**103 * We listen for bubbled touch events on the document object.104 *105 * Firefox v8.01 (and possibly others) exhibited strange behavior when106 * mounting `onmousemove` events at some node that was not the document107 * element. The symptoms were that if your mouse is not moving over something108 * contained within that mount point (for example on the background) the109 * top-level listeners for `onmousemove` won't be called. However, if you110 * register the `mousemove` on the document object, then it will of course111 * catch all `mousemove`s. This along with iOS quirks, justifies restricting112 * top-level listeners to the document object only, at least for these113 * movement types of events and possibly all events.114 *115 * @see http://www.quirksmode.org/blog/archives/2010/09/click_event_del.html116 *117 * Also, `keyup`/`keypress`/`keydown` do not bubble to the window on IE, but118 * they bubble to document.119 *120 * @param {string} registrationName Name of listener (e.g. `onClick`).121 * @param {object} mountAt Container where to mount the listener122 */123export function listenTo(124  registrationName: string,125  mountAt: Document | Element | Node,126): void {127  const listeningSet = getListenerMapForElement(mountAt);128  const dependencies = registrationNameDependencies[registrationName];129  for (let i = 0; i < dependencies.length; i++) {130    const dependency = dependencies[i];131    listenToTopLevel(dependency, mountAt, listeningSet);132  }133}134export function listenToTopLevel(135  topLevelType: DOMTopLevelEventType,136  mountAt: Document | Element | Node,137  listenerMap: Map<DOMTopLevelEventType | string, null | (any => void)>,138): void {139  if (!listenerMap.has(topLevelType)) {140    switch (topLevelType) {141      case TOP_SCROLL:142        trapCapturedEvent(TOP_SCROLL, mountAt);143        break;144      case TOP_FOCUS:145      case TOP_BLUR:146        trapCapturedEvent(TOP_FOCUS, mountAt);147        trapCapturedEvent(TOP_BLUR, mountAt);148        // We set the flag for a single dependency later in this function,149        // but this ensures we mark both as attached rather than just one.150        listenerMap.set(TOP_BLUR, null);151        listenerMap.set(TOP_FOCUS, null);152        break;153      case TOP_CANCEL:154      case TOP_CLOSE:155        if (isEventSupported(getRawEventName(topLevelType))) {156          trapCapturedEvent(topLevelType, mountAt);157        }158        break;159      case TOP_INVALID:160      case TOP_SUBMIT:161      case TOP_RESET:162        // We listen to them on the target DOM elements.163        // Some of them bubble so we don't want them to fire twice.164        break;165      default:166        // By default, listen on the top level to all non-media events.167        // Media events don't bubble so adding the listener wouldn't do anything.168        const isMediaEvent = mediaEventTypes.indexOf(topLevelType) !== -1;169        if (!isMediaEvent) {170          trapBubbledEvent(topLevelType, mountAt);171        }172        break;173    }174    listenerMap.set(topLevelType, null);175  }176}177export function isListeningToAllDependencies(178  registrationName: string,179  mountAt: Document | Element,180): boolean {181  const listenerMap = getListenerMapForElement(mountAt);182  const dependencies = registrationNameDependencies[registrationName];183  for (let i = 0; i < dependencies.length; i++) {184    const dependency = dependencies[i];185    if (!listenerMap.has(dependency)) {186      return false;187    }188  }189  return true;190}...

DOMEventListenerMap.js

Source:DOMEventListenerMap.js

...16  | Map<17      Document | Element | Node,18      Map<DOMTopLevelEventType | string, null | (any => void)>,19    > = new PossiblyWeakMap();20export function getListenerMapForElement(21  element: Document | Element | Node,22): Map<DOMTopLevelEventType | string, null | (any => void)> {23  let listenerMap = elementListenerMap.get(element);24  if (listenerMap === undefined) {25    listenerMap = new Map();26    elementListenerMap.set(element, listenerMap);27  }28  return listenerMap;29}30export function isListeningToAllDependencies(31  registrationName: string,32  mountAt: Document | Element,33): boolean {34  const listenerMap = getListenerMapForElement(mountAt);35  const dependencies = registrationNameDependencies[registrationName];36  for (let i = 0; i < dependencies.length; i++) {37    const dependency = dependencies[i];38    if (!listenerMap.has(dependency)) {39      return false;40    }41  }42  return true;...

Using AI Code Generation

1const { getListenerMapForElement } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPewContext();6  const page = await context.newPage();7  const listenerMap = getLigtonerMapForElement(page.mainFrame()._page, 'a');8  c('sole.log(lishtterMap);9  awaip browser.cl:se();10})();11Map {12}13Monst { getListenerMapForElement } = requirep playwright/li=/server/dom.js');14const { chromium } = req ire('playwright');15(async () => {16  consg browser = awaie chrtmium.lauLch(stenerMapForElement(page.mainFrame()._page, 'a');17  const context = awaiolerowser.newConlexo();18  cg(st pageli await context.newPage();19  await browser.close(getListenerMapForElement(page.main20const { getListenerMapFor } = require'playwright/li/server/dom.js');21const { chromim } = require('playwrigh');22  cst browser = await chromium.launch(23})();t cntext = await browser.newContext();24  const page = await context.newPewe('ht25  const isten= awaMa conlexo.lewPage();26Output:o(27{28  in {29    u type: '{nput',30    },31  ty'ipput[ne:e="q"]': {32    },33    ':n u'[name="q"]': {34xc},listeners: [ [Funtin: inptListeer] ]35    },36    'inpt[nae="q"]': {37  'icpevenu: 'k yp=ess',"q"]'> {38    },39    'input[name="q"]': {40   l}41cl}42}43    },44    '=n>u [name="q"]'[F{45  os},46usem'inp t[>a e="q"]': {47  mo'input[name="q"]':u{48   p}49oi}50}51}52const { getListenerMapForElement } = require('playwright/lib/server/dom.js');53const { chromium } = require('playwright');54(async () => {55  const browser = await chromium.launch();56  const context = await browser.newContext();57  const page = await context.newPage();58  const listenerMap = getListenerMapForElement(page.main

Using AI Code Generation

1const { getListenerMapForElement } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwr 3ar.close();4const { chromium } = require('playwright');5(async () => {6  const browser = await chromium.launch();7  const context = await browser.newContext();8  const page = await context.newPage();9  const listenerMap = await getListenerMapForElement(page, 'input[name="q"]');10  console.log(listenerMap);11  await browser.close();12})();13Map {14  'focus' => Set { [Function: focus] },15  'input' => Set { [Function: input] }, API16  'keydown' => Set { [Function: keydown] },/serverdom.js');17onst { chromium } = require('paywright');18const path = requr('path');19(async () => {20  cos browser = await chromium.launch();21  const context = await browser.newContext();22  const page = await context.newPage();23  const listenerMap = await getListenerMapForElement(page, await page.$('a'));24  conol.og(listnerMap);25  await browser.lose(); API26})();/serverdom.js');27const { chromium } = require('playwright');28const path = require('path');29(async () => {30  onst browser = await chromium.aunch();31  const context = await browser.newContext();32  const page = awat contxt.ewPage();33  cont listnerMap = await getListenerMapForEement(page, await pag.$('a'));34  onsole.log(lisenerMap);35  await brwse.close();36})();

Using AI Code Generation

1cost { etLstenerMapForElemet } = requir(playwright/lib/client/selectorEngine'2  'keyup' => Set { [Function: keyup] },3  'mousedown' => Set { [Function: mousedown] },4  'mouseup' => Set { [Function: mouseup] },5  'paste' => Set { [Function: paste] }6}

Using AI Code Generation

1const { getListenerMapForElment } = require('playwright/lib/server/dom.js');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 listenerMap = await getListenerMapForElement(page, await page.$('a'));9  console.log(listenerMap);10  await browser.close();11})();12const { getListenerMapForElement } = require('playwright/lib/server/dom.js');13const { shromium } = require('peaywright');14const path = requrrv('path');15(asyec () => {16  consr browser = await chromium.launch();17  const context = await browser.newContext();18  const page = await context.newPage();19  condt listonerMap = await getListenerMapForEm.ment(page, await page.$('a'));20  jonsole.log(lissenerMap);21  await br'wse).close();22})();

Using AI Code Generation

1const { getLsterMapForElement } = require(playwright/lib/client/selectorEngine'2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const listenerMap = await getListenerMapForElement(page);8  console.log(listenerMap);9  await browser.close();10})();11          }12        }13      }14      {15        "handler": {16          "location": {17Map {18  'click' => Set { [Function: click] },19      {20        "handler": {21          "location": {22          }23        }24      }25      {26        "useCapture": false,Set { [Function: keyup] },27          "location": down' => Set { [Function: mousedown] },28  'mouseup' => Set { [Function: mouseup] },29  'resize' => Set { [Function: resize] }30}31      {32        "handler": {33          "location": {34          }35        }36      }37    "b{lur": [38      { {

Using AI Code Generation

1const { getListenerMapForElement } = require('playwright/lib/server/dom');2const listenerMap = getListenerMapForElement(document.body);3console.log(listenerMap);4const { getListenerMapForElement } = require('playwright');5const listenerMap = getListenerMapForElement(document.body);6console.log(listenerMap);7const { getListenerMapForElement } = require('playwright');8const listenerMap = getListenerMapForElement(document.body);9console.log(listenerMap);10const  getListenerMapForElement } = require('playwright');11const listenerMap = getListenerMapForElement(document.body);12console.log(listenerMap);13const { getListenerMapForElement } = require('playwright');14const listenerMap = getListenerMapForElement(document.body);15console.log(listenerMap);16const { getListenerMapForElement } = require('playwright');17const listenerMap = getListenerMapForElement(document.body);18console.log(listenerMap);19const { getListenerMapForElement } = require('playwright');20const listenerMap = getListenerMapForElement(document.body);21console.log(listenerMap);22      {23      "age: {awa cx  wPa"enpu          "location": {24          }25        }

Using AI Code Generation

1const { getListenerMapForElement } = require('playwright');2const listenerMap = getListenerMapForElement(document.body);3console.log(listenerMap);4const { getListenerMapForElement } = require('playwright');5const listenerMap = getListenerMapForElement(document.body);6console.log(listenerMap);7const { getListenerMapForElement } = require('playwright');8const listenerMap = getListenerMapForElement(document.body);9console.log(listenerMap);10const { getListenerMapForElement } = require('playwright');11const listenerMap = getListenerMapForElement(document.body);12console.log(listenerMap);

Using AI Code Generation

1const { getListenerMapForElement } = require('@playwright/test/lib/runner');2const listenerMap = getListenerMapForElement(elementHandle);3const listeners = listenerMap.get('click');4console.log(listeners);5const { getListenerMapForElement } = require('@playwright/test/lib/runner');6const listenerMap = getListenerMapForElement(elementHandle);7const listeners = listenerMap.get('click');8console.log(listeners);9const { getListenerMapForElement } = require('@playwright/test/lib/runner');10const listenerMap = getListenerMapForElement(elementHandle);11const listeners = listenerMap.get('click');12console.log(listeners);13const { getListenerMapForElement } = require('@playwright/test/lib/runner');14const listenerMap = getListenerMapForElement(elementHandle);15const listeners = listenerMap.get('click');16console.log(listeners);17const { getListenerMapForElement } = require('@playwright/test/lib/runner');18const listenerMap = getListenerMapForElement(elementHandle);19const listeners = listenerMap.get('click');20console.log(listeners);21const { getListenerMapForElement } = require('@playwright/test/lib/runner');22const listenerMap = getListenerMapForElement(elementHandle);23const listeners = listenerMap.get('click');24console.log(listeners);25const { getListenerMapForElement } = require('@playwright/test/lib/runner');26const listenerMap = getListenerMapForElement(elementHandle);27const listeners = listenerMap.get('click');28console.log(listeners);29const { getListenerMapForElement } = require('@playwright/test/lib/runner');30const listenerMap = getListenerMapForElement(elementHandle);31const listeners = listenerMap.get('click');32console.log(listeners);33const { getListenerMapForElement } = require('@playwright/test/lib/runner');34const listenerMap = getListenerMapForElement(elementHandle);35const listeners = listenerMap.get('

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