Best JavaScript code snippet using playwright-internal
ReactFiberHotReloading.new.js
Source:ReactFiberHotReloading.new.js  
...217    }218    const {staleFamilies, updatedFamilies} = update;219    flushPassiveEffects();220    flushSync(() => {221      scheduleFibersWithFamiliesRecursively(222        root.current,223        updatedFamilies,224        staleFamilies,225      );226    });227  }228};229export const scheduleRoot               = (230  root           ,231  element               ,232)       => {233  if (__DEV__) {234    if (root.context !== emptyContextObject) {235      // Super edge case: root has a legacy _renderSubtree context236      // but we don't know the parentComponent so we can't pass it.237      // Just ignore. We'll delete this with _renderSubtree code path later.238      return;239    }240    flushPassiveEffects();241    flushSync(() => {242      updateContainer(element, root, null, null);243    });244  }245};246function scheduleFibersWithFamiliesRecursively(247  fiber       ,248  updatedFamilies             ,249  staleFamilies             ,250) {251  if (__DEV__) {252    const {alternate, child, sibling, tag, type} = fiber;253    let candidateType = null;254    switch (tag) {255      case FunctionComponent:256      case SimpleMemoComponent:257      case ClassComponent:258        candidateType = type;259        break;260      case ForwardRef:261        candidateType = type.render;262        break;263      default:264        break;265    }266    if (resolveFamily === null) {267      throw new Error('Expected resolveFamily to be set during hot reload.');268    }269    let needsRender = false;270    let needsRemount = false;271    if (candidateType !== null) {272      const family = resolveFamily(candidateType);273      if (family !== undefined) {274        if (staleFamilies.has(family)) {275          needsRemount = true;276        } else if (updatedFamilies.has(family)) {277          if (tag === ClassComponent) {278            needsRemount = true;279          } else {280            needsRender = true;281          }282        }283      }284    }285    if (failedBoundaries !== null) {286      if (287        failedBoundaries.has(fiber) ||288        (alternate !== null && failedBoundaries.has(alternate))289      ) {290        needsRemount = true;291      }292    }293    if (needsRemount) {294      fiber._debugNeedsRemount = true;295    }296    if (needsRemount || needsRender) {297      scheduleUpdateOnFiber(fiber, SyncLane, NoTimestamp);298    }299    if (child !== null && !needsRemount) {300      scheduleFibersWithFamiliesRecursively(301        child,302        updatedFamilies,303        staleFamilies,304      );305    }306    if (sibling !== null) {307      scheduleFibersWithFamiliesRecursively(308        sibling,309        updatedFamilies,310        staleFamilies,311      );312    }313  }314}315export const findHostInstancesForRefresh                              = (316  root           ,317  families               ,318)                => {319  if (__DEV__) {320    const hostInstances = new Set();321    const types = new Set(families.map(family => family.current));...ReactFiberHotReloading.old.js
Source:ReactFiberHotReloading.old.js  
...145      var staleFamilies = update.staleFamilies,146          updatedFamilies = update.updatedFamilies;147      flushPassiveEffects();148      flushSync(function () {149        scheduleFibersWithFamiliesRecursively(root.current, updatedFamilies, staleFamilies);150      });151    }152  };153  var scheduleRoot = function (root, element) {154    {155      if (root.context !== emptyContextObject) {156        // Super edge case: root has a legacy _renderSubtree context157        // but we don't know the parentComponent so we can't pass it.158        // Just ignore. We'll delete this with _renderSubtree code path later.159        return;160      }161      flushPassiveEffects();162      flushSync(function () {163        updateContainer(element, root, null, null);164      });165    }166  };167  function scheduleFibersWithFamiliesRecursively(fiber, updatedFamilies, staleFamilies) {168    {169      var alternate = fiber.alternate,170          child = fiber.child,171          sibling = fiber.sibling,172          tag = fiber.tag,173          type = fiber.type;174      var candidateType = null;175      switch (tag) {176        case FunctionComponent:177        case SimpleMemoComponent:178        case ClassComponent:179          candidateType = type;180          break;181        case ForwardRef:182          candidateType = type.render;183          break;184      }185      if (resolveFamily === null) {186        throw new Error('Expected resolveFamily to be set during hot reload.');187      }188      var needsRender = false;189      var needsRemount = false;190      if (candidateType !== null) {191        var family = resolveFamily(candidateType);192        if (family !== undefined) {193          if (staleFamilies.has(family)) {194            needsRemount = true;195          } else if (updatedFamilies.has(family)) {196            if (tag === ClassComponent) {197              needsRemount = true;198            } else {199              needsRender = true;200            }201          }202        }203      }204      if (failedBoundaries !== null) {205        if (failedBoundaries.has(fiber) || alternate !== null && failedBoundaries.has(alternate)) {206          needsRemount = true;207        }208      }209      if (needsRemount) {210        fiber._debugNeedsRemount = true;211      }212      if (needsRemount || needsRender) {213        scheduleUpdateOnFiber(fiber, SyncLane, NoTimestamp);214      }215      if (child !== null && !needsRemount) {216        scheduleFibersWithFamiliesRecursively(child, updatedFamilies, staleFamilies);217      }218      if (sibling !== null) {219        scheduleFibersWithFamiliesRecursively(sibling, updatedFamilies, staleFamilies);220      }221    }222  }223  var findHostInstancesForRefresh = function (root, families) {224    {225      var hostInstances = new Set();226      var types = new Set(families.map(function (family) {227        return family.current;228      }));229      findHostInstancesForMatchingFibersRecursively(root.current, types, hostInstances);230      return hostInstances;231    }232  };233  function findHostInstancesForMatchingFibersRecursively(fiber, types, hostInstances) {...ReactFiberHotReloading.js
Source:ReactFiberHotReloading.js  
...191    resolveFamily = hotUpdate.resolveFamily;192    const {staleFamilies, updatedFamilies} = hotUpdate;193    flushPassiveEffects();194    flushSync(() => {195      scheduleFibersWithFamiliesRecursively(196        root.current,197        updatedFamilies,198        staleFamilies,199      );200    });201  }202}203function scheduleFibersWithFamiliesRecursively(204  fiber: Fiber,205  updatedFamilies: Set<Family>,206  staleFamilies: Set<Family>,207) {208  if (__DEV__) {209    const {alternate, child, sibling, tag, type} = fiber;210    let candidateType = null;211    switch (tag) {212      case FunctionComponent:213      case SimpleMemoComponent:214      case ClassComponent:215        candidateType = type;216        break;217      case ForwardRef:218        candidateType = type.render;219        break;220      default:221        break;222    }223    if (resolveFamily === null) {224      throw new Error('Expected resolveFamily to be set during hot reload.');225    }226    let needsRender = false;227    let needsRemount = false;228    if (candidateType !== null) {229      const family = resolveFamily(candidateType);230      if (family !== undefined) {231        if (staleFamilies.has(family)) {232          needsRemount = true;233        } else if (updatedFamilies.has(family)) {234          needsRender = true;235        }236      }237    }238    if (failedBoundaries !== null) {239      if (240        failedBoundaries.has(fiber) ||241        (alternate !== null && failedBoundaries.has(alternate))242      ) {243        needsRemount = true;244      }245    }246    if (needsRemount) {247      fiber._debugNeedsRemount = true;248    }249    if (needsRemount || needsRender) {250      scheduleWork(fiber, Sync);251    }252    if (child !== null && !needsRemount) {253      scheduleFibersWithFamiliesRecursively(254        child,255        updatedFamilies,256        staleFamilies,257      );258    }259    if (sibling !== null) {260      scheduleFibersWithFamiliesRecursively(261        sibling,262        updatedFamilies,263        staleFamilies,264      );265    }266  }...Using AI Code Generation
1const playwright = require('playwright');2const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/utils/stackTrace');3(async () => {4  const browser = await playwright.chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const trace = await scheduleFibersWithFamiliesRecursively(async () => {8    await page.click('text=About');9    await page.click('text=Store');10  });11  console.log(trace);12  await browser.close();13})();14  {15  },16  {17  },18  {19  },20  {21  },22  {23  },24  {25  },26  {27  },28  {29  },30  {31  }Using AI Code Generation
1const playwright = require('playwright');2const path = require('path');3const fs = require('fs');4(async () => {5  const browser = await playwright.chromium.launch({6  });7  const context = await browser.newContext();8  const page = await context.newPage();9  const { scheduleFibersWithFamiliesRecursively } = require(path.join(10  ));11  const fiber = {12    args: {},13  };14  const fiber2 = {15    args: {},16  };17  const fiber3 = {18    args: {},19  };20  fiber.childrenIds.push(fiber2.id);21  fiber2.childrenIds.push(fiber3.id);22  const fibers = [fiber, fiber2, fiber3];23  scheduleFibersWithFamiliesRecursively(fibers);24  await page.waitForTimeout(1000);25  await browser.close();26})();27const playwright = require('playwright');28const path = require('path');29const fs = require('fs');30(async () => {31  const browser = await playwright.chromium.launch({32  });33  const context = await browser.newContext();34  const page = await context.newPage();Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  await page.screenshot({ path: 'google.png' });7  await browser.close();8})();9scheduleFibersWithFamiliesRecursively([10  { name: 'Fiber1', fiber: async () => { await page.waitForSelector('text=Google'); } },11  { name: 'Fiber2', fiber: async () => { await page.waitForSelector('text=Google'); } },12  { name: 'Fiber3', fiber: async () => { await page.waitForSelector('text=Google'); } },13  { name: 'Fiber4', fiber: async () => { await page.waitForSelector('text=Google'); } },14  { name: 'Fiber5', fiber: async () => { await page.waitForSelector('text=Google'); } },15  { name: 'Fiber6', fiber: async () => { await page.waitForSelector('text=Google'); } },16  { name: 'Fiber7', fiber: async () => { await page.waitForSelector('text=Google'); } },17  { name: 'Fiber8', fiber: async () => { await page.waitForSelector('text=Google'); } },18  { name: 'Fiber9', fiber: async () => { await page.waitForSelector('text=Google'); } },19  { name: 'Fiber10', fiber: async () => { await page.waitForSelector('text=Google'); } },20  { name: 'Fiber11', fiber: async () => { await page.waitForSelector('text=Google'); } },21  { name: 'Fiber12', fiber: async () => { await page.waitForSelector('text=Google'); } },22  { name: 'Fiber13', fiber: async () => { await page.waitForSelector('text=Google'); } },23  { name: 'Fiber14', fiber: async () => { await page.waitForSelector('text=Google'); } },24  { name: 'Fiber15', fiber: async () => { await page.waitForSelector('Using AI Code Generation
1const path = require('path');2const { chromium } = require('playwright');3const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');4(async () => {5  const browser = await chromium.launch();6  const page = await browser.newPage();7  const title = await page.title();8  console.log(title);Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');2const { Fiber } = require('playwright-core/lib/server/fiber');3const { Page } = require('playwright-core/lib/server/page');4const { Frame } = require('playwright-core/lib/server/frames');5scheduleFibersWithFamiliesRecursively(Page.prototype, 'waitForSelector', function (selector, options, ...args) {6    return [new Fiber(() => {7        console.log('Page.waitForSelector', selector, options);8        return this._waitForSelector(selector, options, ...args);9    })];10});11scheduleFibersWithFamiliesRecursively(Frame.prototype, 'waitForSelector', function (selector, options, ...args) {12    return [new Fiber(() => {13        console.log('Frame.waitForSelector', selector, options);14        return this._waitForSelector(selector, options, ...args);15    })];16});17scheduleFibersWithFamiliesRecursively(Page.prototype, 'waitForFunction', function (pageFunction, options, ...args) {18    return [new Fiber(() => {19        console.log('Page.waitForFunction', pageFunction, options);20        return this._waitForFunction(pageFunction, options, ...args);21    })];22});23scheduleFibersWithFamiliesRecursively(Frame.prototype, 'waitForFunction', function (pageFunction, options, ...args) {24    return [new Fiber(() => {25        console.log('Frame.waitForFunction', pageFunction, options);26        return this._waitForFunction(pageFunction, options, ...args);27    })];28});29scheduleFibersWithFamiliesRecursively(Page.prototype, 'waitForTimeout', function (timeout) {30    return [new Fiber(() => {31        console.log('Page.waitForTimeout', timeout);32        return this._waitForTimeout(timeout);33    })];34});35scheduleFibersWithFamiliesRecursively(Frame.prototype, 'waitForTimeout', function (timeout) {36    return [new Fiber(() => {37        console.log('Frame.waitForTimeout', timeout);38        return this._waitForTimeout(timeout);39    })];40});Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/utils/async');2const { launch } = require('playwright');3(async () => {4  const browser = await launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const fiber = Fiber(() => {8    const fiber2 = Fiber(() => {9    });10    scheduleFibersWithFamiliesRecursively(fiber2, { name: 'fiber2' });11  });12  scheduleFibersWithFamiliesRecursively(fiber, { name: 'fiber' });13  fiber.run();14  fiber2.run();15  await browser.close();16})();17const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/utils/async');18const { launch } = require('playwright');19(async () => {20  const browser = await launch();21  const context = await browser.newContext();22  const page = await context.newPage();23  const fiber = Fiber(() => {24    const fiber2 = Fiber(() => {25    });26    scheduleFibersWithFamiliesRecursively(fiber2, { name: 'fiber2' });27  });28  scheduleFibersWithFamiliesRecursively(fiber, { name: 'fiber' });29  fiber.run();30  fiber2.run();31  await browser.close();32})();Using AI Code Generation
1const playwright = require('playwright');2const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');3const { test } = require('@playwright/test');4test('test', async ({ page }) => {5  await scheduleFibersWithFamiliesRecursively(page, async () => {6    await page.waitForTimeout(1000);7    await page.click('text=Get Started');8    await page.waitForTimeout(1000);9    await page.click('text=Docs');10    await page.waitForTimeout(1000);11    await page.click('text=API');12    await page.waitForTimeout(1000);13    await page.click('text=Community');14    await page.waitForTimeout(1000);15    await page.click('text=Blog');16    await page.waitForTimeout(1000);17    await page.click('text=Twitter');18    await page.waitForTimeout(1000);19    await page.click('text=GitHub');20    await page.waitForTimeout(1000);21    await page.click('text=YouTube');22    await page.waitForTimeout(1000);23    await page.click('text=LinkedIn');24    await page.waitForTimeout(1000);25    await page.click('text=Facebook');26    await page.waitForTimeout(1000);27    await page.click('text=Playwright');28    await page.waitForTimeout(1000);29    await page.click('text=Docs');30    await page.waitForTimeout(1000);31    await page.click('text=API');32    await page.waitForTimeout(1000);33    await page.click('text=Community');34    await page.waitForTimeout(1000);35    await page.click('text=Blog');36    await page.waitForTimeout(1000);37    await page.click('text=Twitter');38    await page.waitForTimeout(1000);39    await page.click('text=GitHub');40    await page.waitForTimeout(1000);41    await page.click('text=YouTube');42    await page.waitForTimeout(1000);43    await page.click('text=LinkedIn');44    await page.waitForTimeout(1000);45    await page.click('text=Facebook');46    await page.waitForTimeout(1000);47    await page.click('text=Playwright');48    await page.waitForTimeout(1000);49    await page.click('text=Docs');50    await page.waitForTimeout(1000);51    await page.click('text=API');Using AI Code Generation
1const playwright = require('playwright');2const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/playwright.js');3const { Playwright } = require('playwright/lib/server/playwright.js');4const { BrowserContext } = require('playwright/lib/server/browserContext.js');5const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));6const main = async () => {7  const playwright = await Playwright.create();8  const browser = await playwright.chromium.launch();9  const context = await browser.newContext();10  const page = await context.newPage();11  await page.screenshot({ path: 'example.png' });12  await browser.close();13  await playwright.stop();14};15const run = async () => {16  await scheduleFibersWithFamiliesRecursively(async () => {17    await main();18  });19};20run();Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');2scheduleFibersWithFamiliesRecursively(async () => {3});4const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');5scheduleFibersWithFamiliesRecursively(async () => {6});7const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');8scheduleFibersWithFamiliesRecursively(async () => {9});10const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');11scheduleFibersWithFamiliesRecursively(async () => {12});13const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');14scheduleFibersWithFamiliesRecursively(async () => {15});16const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');17scheduleFibersWithFamiliesRecursively(async () => {18});19const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');20scheduleFibersWithFamiliesRecursively(async () => {21});22const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberLambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
Get 100 minutes of automation test minutes FREE!!
