Best JavaScript code snippet using playwright-internal
ReactFiber.new.js
Source:ReactFiber.new.js  
...430        break;431      case REACT_PROFILER_TYPE:432        return createFiberFromProfiler(pendingProps, mode, lanes, key);433      case REACT_SUSPENSE_TYPE:434        return createFiberFromSuspense(pendingProps, mode, lanes, key);435      case REACT_SUSPENSE_LIST_TYPE:436        return createFiberFromSuspenseList(pendingProps, mode, lanes, key);437      case REACT_OFFSCREEN_TYPE:438        return createFiberFromOffscreen(pendingProps, mode, lanes, key);439      case REACT_LEGACY_HIDDEN_TYPE:440        return createFiberFromLegacyHidden(pendingProps, mode, lanes, key);441      case REACT_SCOPE_TYPE:442        if (enableScopeAPI) {443          return createFiberFromScope(type, pendingProps, mode, lanes, key);444        }445      // eslint-disable-next-line no-fallthrough446      default: {447        if (typeof type === 'object' && type !== null) {448          switch (type.$$typeof) {449            case REACT_PROVIDER_TYPE:450              fiberTag = ContextProvider;451              break getTag;452            case REACT_CONTEXT_TYPE:453              // This is a consumer454              fiberTag = ContextConsumer;455              break getTag;456            case REACT_FORWARD_REF_TYPE:457              fiberTag = ForwardRef;458              if (__DEV__) {459                resolvedType = resolveForwardRefForHotReloading(resolvedType);460              }461              break getTag;462            case REACT_MEMO_TYPE:463              fiberTag = MemoComponent;464              break getTag;465            case REACT_LAZY_TYPE:466              fiberTag = LazyComponent;467              resolvedType = null;468              break getTag;469            case REACT_BLOCK_TYPE:470              fiberTag = Block;471              break getTag;472            case REACT_FUNDAMENTAL_TYPE:473              if (enableFundamentalAPI) {474                return createFiberFromFundamental(475                  type,476                  pendingProps,477                  mode,478                  lanes,479                  key,480                );481              }482              break;483          }484        }485        let info = '';486        if (__DEV__) {487          if (488            type === undefined ||489            (typeof type === 'object' &&490              type !== null &&491              Object.keys(type).length === 0)492          ) {493            info +=494              ' You likely forgot to export your component from the file ' +495              "it's defined in, or you might have mixed up default and " +496              'named imports.';497          }498          const ownerName = owner ? getComponentName(owner.type) : null;499          if (ownerName) {500            info += '\n\nCheck the render method of `' + ownerName + '`.';501          }502        }503        invariant(504          false,505          'Element type is invalid: expected a string (for built-in ' +506            'components) or a class/function (for composite components) ' +507            'but got: %s.%s',508          type == null ? type : typeof type,509          info,510        );511      }512    }513  }514  const fiber = createFiber(fiberTag, pendingProps, key, mode);515  fiber.elementType = type;516  fiber.type = resolvedType;517  fiber.lanes = lanes;518  if (__DEV__) {519    fiber._debugOwner = owner;520  }521  return fiber;522}523export function createFiberFromElement(524  element              ,525  mode            ,526  lanes       ,527)        {528  let owner = null;529  if (__DEV__) {530    owner = element._owner;531  }532  const type = element.type;533  const key = element.key;534  const pendingProps = element.props;535  const fiber = createFiberFromTypeAndProps(536    type,537    key,538    pendingProps,539    owner,540    mode,541    lanes,542  );543  if (__DEV__) {544    fiber._debugSource = element._source;545    fiber._debugOwner = element._owner;546  }547  return fiber;548}549export function createFiberFromFragment(550  elements               ,551  mode            ,552  lanes       ,553  key               ,554)        {555  const fiber = createFiber(Fragment, elements, key, mode);556  fiber.lanes = lanes;557  return fiber;558}559export function createFiberFromFundamental(560  fundamentalComponent                                     ,561  pendingProps     ,562  mode            ,563  lanes       ,564  key               ,565)        {566  const fiber = createFiber(FundamentalComponent, pendingProps, key, mode);567  fiber.elementType = fundamentalComponent;568  fiber.type = fundamentalComponent;569  fiber.lanes = lanes;570  return fiber;571}572function createFiberFromScope(573  scope            ,574  pendingProps     ,575  mode            ,576  lanes       ,577  key               ,578) {579  const fiber = createFiber(ScopeComponent, pendingProps, key, mode);580  fiber.type = scope;581  fiber.elementType = scope;582  fiber.lanes = lanes;583  return fiber;584}585function createFiberFromProfiler(586  pendingProps     ,587  mode            ,588  lanes       ,589  key               ,590)        {591  if (__DEV__) {592    if (typeof pendingProps.id !== 'string') {593      console.error('Profiler must specify an "id" as a prop');594    }595  }596  const fiber = createFiber(Profiler, pendingProps, key, mode | ProfileMode);597  // TODO: The Profiler fiber shouldn't have a type. It has a tag.598  fiber.elementType = REACT_PROFILER_TYPE;599  fiber.type = REACT_PROFILER_TYPE;600  fiber.lanes = lanes;601  if (enableProfilerTimer) {602    fiber.stateNode = {603      effectDuration: 0,604      passiveEffectDuration: 0,605    };606  }607  return fiber;608}609export function createFiberFromSuspense(610  pendingProps     ,611  mode            ,612  lanes       ,613  key               ,614) {615  const fiber = createFiber(SuspenseComponent, pendingProps, key, mode);616  // TODO: The SuspenseComponent fiber shouldn't have a type. It has a tag.617  // This needs to be fixed in getComponentName so that it relies on the tag618  // instead.619  fiber.type = REACT_SUSPENSE_TYPE;620  fiber.elementType = REACT_SUSPENSE_TYPE;621  fiber.lanes = lanes;622  return fiber;623}...ReactFiber.old.js
Source:ReactFiber.old.js  
...303          break;304        case REACT_PROFILER_TYPE:305          return createFiberFromProfiler(pendingProps, mode, lanes, key);306        case REACT_SUSPENSE_TYPE:307          return createFiberFromSuspense(pendingProps, mode, lanes, key);308        case REACT_SUSPENSE_LIST_TYPE:309          return createFiberFromSuspenseList(pendingProps, mode, lanes, key);310        case REACT_OFFSCREEN_TYPE:311          return createFiberFromOffscreen(pendingProps, mode, lanes, key);312        case REACT_LEGACY_HIDDEN_TYPE:313          return createFiberFromLegacyHidden(pendingProps, mode, lanes, key);314        case REACT_SCOPE_TYPE:315        // eslint-disable-next-line no-fallthrough316        default:317          {318            if (typeof type === 'object' && type !== null) {319              switch (type.$$typeof) {320                case REACT_PROVIDER_TYPE:321                  fiberTag = ContextProvider;322                  break getTag;323                case REACT_CONTEXT_TYPE:324                  // This is a consumer325                  fiberTag = ContextConsumer;326                  break getTag;327                case REACT_FORWARD_REF_TYPE:328                  fiberTag = ForwardRef;329                  {330                    resolvedType = resolveForwardRefForHotReloading(resolvedType);331                  }332                  break getTag;333                case REACT_MEMO_TYPE:334                  fiberTag = MemoComponent;335                  break getTag;336                case REACT_LAZY_TYPE:337                  fiberTag = LazyComponent;338                  resolvedType = null;339                  break getTag;340                case REACT_BLOCK_TYPE:341                  fiberTag = Block;342                  break getTag;343              }344            }345            var info = '';346            {347              if (type === undefined || typeof type === 'object' && type !== null && Object.keys(type).length === 0) {348                info += ' You likely forgot to export your component from the file ' + "it's defined in, or you might have mixed up default and " + 'named imports.';349              }350              var ownerName = owner ? getComponentName(owner.type) : null;351              if (ownerName) {352                info += '\n\nCheck the render method of `' + ownerName + '`.';353              }354            }355            {356              {357                throw Error( "Element type is invalid: expected a string (for built-in components) or a class/function (for composite components) but got: " + (type == null ? type : typeof type) + "." + info );358              }359            }360          }361      }362    }363    var fiber = createFiber(fiberTag, pendingProps, key, mode);364    fiber.elementType = type;365    fiber.type = resolvedType;366    fiber.lanes = lanes;367    {368      fiber._debugOwner = owner;369    }370    return fiber;371  }372  function createFiberFromElement(element, mode, lanes) {373    var owner = null;374    {375      owner = element._owner;376    }377    var type = element.type;378    var key = element.key;379    var pendingProps = element.props;380    var fiber = createFiberFromTypeAndProps(type, key, pendingProps, owner, mode, lanes);381    {382      fiber._debugSource = element._source;383      fiber._debugOwner = element._owner;384    }385    return fiber;386  }387  function createFiberFromFragment(elements, mode, lanes, key) {388    var fiber = createFiber(Fragment, elements, key, mode);389    fiber.lanes = lanes;390    return fiber;391  }392  function createFiberFromProfiler(pendingProps, mode, lanes, key) {393    {394      if (typeof pendingProps.id !== 'string') {395        error('Profiler must specify an "id" as a prop');396      }397    }398    var fiber = createFiber(Profiler, pendingProps, key, mode | ProfileMode); // TODO: The Profiler fiber shouldn't have a type. It has a tag.399    fiber.elementType = REACT_PROFILER_TYPE;400    fiber.type = REACT_PROFILER_TYPE;401    fiber.lanes = lanes;402    {403      fiber.stateNode = {404        effectDuration: 0,405        passiveEffectDuration: 0406      };407    }408    return fiber;409  }410  function createFiberFromSuspense(pendingProps, mode, lanes, key) {411    var fiber = createFiber(SuspenseComponent, pendingProps, key, mode); // TODO: The SuspenseComponent fiber shouldn't have a type. It has a tag.412    // This needs to be fixed in getComponentName so that it relies on the tag413    // instead.414    fiber.type = REACT_SUSPENSE_TYPE;415    fiber.elementType = REACT_SUSPENSE_TYPE;416    fiber.lanes = lanes;417    return fiber;418  }419  function createFiberFromSuspenseList(pendingProps, mode, lanes, key) {420    var fiber = createFiber(SuspenseListComponent, pendingProps, key, mode);421    {422      // TODO: The SuspenseListComponent fiber shouldn't have a type. It has a tag.423      // This needs to be fixed in getComponentName so that it relies on the tag424      // instead....ReactFiber.js
Source:ReactFiber.js  
...152    switch (type) {153      case REACT_FRAGMENT_TYPE:154        return createFiberFromFragment(pendingProps.children, mode, lanes, key);155      case REACT_SUSPENSE_TYPE:156        return createFiberFromSuspense(pendingProps, mode, lanes, key);157      default: {158        if (typeof type === 'object' && type !== null) {159          switch (type.$$typeof) {160            case REACT_CONTEXT_TYPE:161              fiberTag = ContextConsumer;162              break;163            case REACT_FORWARD_REF_TYPE:164              fiberTag = ForwardRef;165              break;166            case REACT_MEMO_TYPE:167              fiberTag = MemoComponent;168              break;169            case REACT_LAZY_TYPE:170              fiberTag = LazyComponent;...flat1.js
Source:flat1.js  
...111export function createFiberFromFragment(/* ... */): Fiber {/* ... */}112export function createFiberFromFundamental(/* ... */): Fiber {/* ... */}113function createFiberFromScope(/* ... */) {/* ... */}114function createFiberFromProfiler(/* ... */): Fiber {/* ... */}115export function createFiberFromSuspense(/* ... */) {/* ... */}116export function createFiberFromSuspenseList(/* ... */) {/* ... */}117export function createFiberFromOffscreen(/* ... */) {/* ... */}118export function createFiberFromLegacyHidden(/* ... */) {/* ... */}119export function createFiberFromText(/* ... */): Fiber {/* ... */}120export function createFiberFromHostInstanceForDeletion(): Fiber {/* ... */}121export function createFiberFromDehydratedFragment(/* ... */): Fiber {/* ... */}122export function createFiberFromPortal(/* ... */): Fiber {/* ... */}123// Used for stashing WIP properties to replay failed work in DEV.124export function assignFiberPropertiesInDEV(/* ... */): Fiber {/* ... */}...createFiberFromElement.js
Source:createFiberFromElement.js  
...53        break;54      case REACT_PROFILER_TYPE:55        return createFiberFromProfiler(pendingProps, mode, expirationTime, key);56      case REACT_SUSPENSE_TYPE:57        return createFiberFromSuspense(pendingProps, mode, expirationTime, key);58      case REACT_SUSPENSE_LIST_TYPE:59        return createFiberFromSuspenseList(60          pendingProps,61          mode,62          expirationTime,63          key,64        );65      default: {66        if (typeof type === 'object' && type !== null) {67          switch (type.$$typeof) {68            case REACT_PROVIDER_TYPE:69              fiberTag = ContextProvider;70              break getTag;71            case REACT_CONTEXT_TYPE:...Using AI Code Generation
1const { chromium } = require('playwright');2const { createFiberFromSuspense } = require('playwright/lib/server/fiber');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const fiber = createFiberFromSuspense();8  fiber.on('resume', () => {9    console.log('resumed');10  });11  fiber.run(async () => {12    await page.click('text=Google Search');13    await page.waitForSelector('text=I am feeling lucky');14  });15  await page.click('text=I am feeling lucky');16  await page.waitForSelector('text=I am feeling lucky');17  await browser.close();18})();19const fiber = createFiberFromSuspense();20function createFiberFromSuspense() {21  const fiber = createFiber();22  fiber.suspense = true;23  return fiber;24}25function createFiberFromSuspense() {26  const fiber = createFiber();27  fiber.suspense = true;28  fiber.resume();29  return fiber;30}31await page.click('text=Google Search');32function createFiberFromSuspense() {33  const fiber = createFiber();34  fiber.suspense = true;35  fiber.resume();36  return fiber;37}38const fiber = createFiberFromSuspense();39fiber.on('resume', () => {40  console.log('resumed');41});42fiber.run(async () => {43  await page.click('text=Google Search');44  await page.waitForSelector('text=I am feeling lucky');45});46await page.click('text=Google Search');Using AI Code Generation
1const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const fiber = createFiberFromSuspense();3const { createFiberFromSuspense } = require('playwright');4const fiber = createFiberFromSuspense();5const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');6const fiber = createFiberFromSuspense();7const { createFiberFromSuspense } = require('playwright');8const fiber = createFiberFromSuspense();9const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');10const fiber = createFiberFromSuspense();11const { createFiberFromSuspense } = require('playwright');12const fiber = createFiberFromSuspense();13const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');14const fiber = createFiberFromSuspense();15const { createFiberFromSuspense } = require('playwright');16const fiber = createFiberFromSuspense();17const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');18const fiber = createFiberFromSuspense();19const { createFiberFromSuspense } = require('playwright');20const fiber = createFiberFromSuspense();21const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');Using AI Code Generation
1const { createFiberFromSuspense } = require('@playwright/test/lib/server/fiber');2const { test } = require('@playwright/test');3test('Test', async ({ page }) => {4  await createFiberFromSuspense(page, async () => {5    await page.click('text=Get started');6  });7});Using AI Code Generation
1const { createFiberFromSuspense } = require('playwright/lib/server/supplements/utils/utils');2const fiber = createFiberFromSuspense('test');3console.log(fiber);4fiber.run(() => {5    console.log('Fiber is running');6});7console.log('Fiber is done');Using AI Code Generation
1const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const fiber = createFiberFromSuspense(1000);3const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');4const fiber = createFiberFromSuspense(1000);5const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');6const fiber = createFiberFromSuspense(2000);7const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');8const fiber = createFiberFromSuspense(2000);9const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');10const fiber = createFiberFromSuspense(2000);11const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');12const fiber = createFiberFromSuspense(2000);Using AI Code Generation
1const { createFiberFromSuspense } = require('@playwright/test/lib/server/frames');2const fiber = createFiberFromSuspense(page.mainFrame());3fiber.suspend();4fiber.resume();5const { createFiberFromSuspense } = require('@playwright/test/lib/server/frames');6const fiber = createFiberFromSuspense(page.mainFrame());7fiber.suspend();8fiber.resume();9const { createFiberFromSuspense } = require('@playwright/test/lib/server/frames');10const fiber = createFiberFromSuspense(page.mainFrame());11fiber.suspend();12fiber.resume();13const { createFiberFromSuspense } = require('@playwright/test/lib/server/frames');14const fiber = createFiberFromSuspense(page.mainFrame());15fiber.suspend();16fiber.resume();17const { createFiberFromSuspense } = require('@playwright/test/lib/server/frames');18const fiber = createFiberFromSuspense(page.mainFrame());19fiber.suspend();20fiber.resume();21const { createFiberFromSuspense } = require('@playwright/test/lib/server/frames');22const fiber = createFiberFromSuspense(page.mainFrame());23fiber.suspend();24fiber.resume();25The above code will suspend the test execution until the page is loaded. The fiber.resume() will resume the test execution once the page is loadedUsing AI Code Generation
1const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const fiber = createFiberFromSuspense('page', 'waitForSelector', ['input', {timeout: 5000}]);3console.log(fiber);4{5  args: [ 'input', { timeout: 5000 } ],6}7const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');8const fiber = createFiberFromSuspense('page', 'waitForSelector', ['input', {timeout: 5000}]);9const code = fiber.toCode();10console.log(code);11await page.waitForSelector('input', {timeout: 5000});12const { createFiberFromSuspense } = require('playwright/lib/server/supplements/recorder/recorderSupplement');13const fiber = createFiberFromSuspense('page', 'waitForSelector', ['input', {timeout: 5000}]);14const code = fiber.toCode();15console.log(code);16const { test } = require('@playwright/test');17test('Test', async ({ page }) => {18  await page.waitForSelector('input', {timeout: 5000});19});LambdaTest’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!!
