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How to use startCommitSnapshotEffectsTimer method in Playwright Internal
Best JavaScript code snippet using playwright-internal
ReactDebugFiberPerf.js
Source:ReactDebugFiberPerf.js 
...387 labelsInCurrentCommit.clear();388 endMark('(Committing Changes)', '(Committing Changes)', warning);389 }390}391export function startCommitSnapshotEffectsTimer(): void {392 if (enableUserTimingAPI) {393 if (!supportsUserTiming) {394 return;395 }396 effectCountInCurrentCommit = 0;397 beginMark('(Committing Snapshot Effects)');398 }399}400export function stopCommitSnapshotEffectsTimer(): void {401 if (enableUserTimingAPI) {402 if (!supportsUserTiming) {403 return;404 }405 const count = effectCountInCurrentCommit;...
commitRootImpl.js
Source:commitRootImpl.js
...65 // layout effects, and so on.66 // The first phase a "before mutation" phase. We use this phase to read the67 // state of the host tree right before we mutate it. This is where68 // getSnapshotBeforeUpdate is called.69 startCommitSnapshotEffectsTimer();70 prepareForCommit(root.containerInfo);71 nextEffect = firstEffect;72 do {73 {74 invokeGuardedCallback(null, commitBeforeMutationEffects, null);75 if (hasCaughtError()) {76 (function () {77 if (!(nextEffect !== null)) {78 {79 throw ReactError(Error("Should be working on an effect."));80 }81 }82 })();83 var error = clearCaughtError();84 captureCommitPhaseError(nextEffect, error);85 nextEffect = nextEffect.nextEffect;86 }87 }88 } while (nextEffect !== null);89 stopCommitSnapshotEffectsTimer();90 if (enableProfilerTimer) {91 // Mark the current commit time to be shared by all Profilers in this92 // batch. This enables them to be grouped later.93 recordCommitTime();94 } // The next phase is the mutation phase, where we mutate the host tree.95 startCommitHostEffectsTimer();96 nextEffect = firstEffect;97 do {98 {99 invokeGuardedCallback(null, commitMutationEffects, null, root, renderPriorityLevel);100 if (hasCaughtError()) {101 (function () {102 if (!(nextEffect !== null)) {103 {104 throw ReactError(Error("Should be working on an effect."));105 }106 }107 })();108 var _error = clearCaughtError();109 captureCommitPhaseError(nextEffect, _error);110 nextEffect = nextEffect.nextEffect;111 }112 }113 } while (nextEffect !== null);114 stopCommitHostEffectsTimer();115 resetAfterCommit(root.containerInfo); // The work-in-progress tree is now the current tree. This must come after116 // the mutation phase, so that the previous tree is still current during117 // componentWillUnmount, but before the layout phase, so that the finished118 // work is current during componentDidMount/Update.119 root.current = finishedWork; // The next phase is the layout phase, where we call effects that read120 // the host tree after it's been mutated. The idiomatic use case for this is121 // layout, but class component lifecycles also fire here for legacy reasons.122 startCommitLifeCyclesTimer();123 nextEffect = firstEffect;124 do {125 {126 invokeGuardedCallback(null, commitLayoutEffects, null, root, expirationTime);127 if (hasCaughtError()) {128 (function () {129 if (!(nextEffect !== null)) {130 {131 throw ReactError(Error("Should be working on an effect."));132 }133 }134 })();135 var _error2 = clearCaughtError();136 captureCommitPhaseError(nextEffect, _error2);137 nextEffect = nextEffect.nextEffect;138 }139 }140 } while (nextEffect !== null);141 stopCommitLifeCyclesTimer();142 nextEffect = null; // Tell Scheduler to yield at the end of the frame, so the browser has an143 // opportunity to paint.144 requestPaint();145 if (enableSchedulerTracing) {146 popInteractions(prevInteractions);147 }148 executionContext = prevExecutionContext;149 } else {150 // No effects.151 root.current = finishedWork; // Measure these anyway so the flamegraph explicitly shows that there were152 // no effects.153 // TODO: Maybe there's a better way to report this.154 startCommitSnapshotEffectsTimer();155 stopCommitSnapshotEffectsTimer();156 if (enableProfilerTimer) {157 recordCommitTime();158 }159 startCommitHostEffectsTimer();160 stopCommitHostEffectsTimer();161 startCommitLifeCyclesTimer();162 stopCommitLifeCyclesTimer();163 }164 stopCommitTimer();165 var rootDidHavePassiveEffects = rootDoesHavePassiveEffects;166 if (rootDoesHavePassiveEffects) {167 // This commit has passive effects. Stash a reference to them. But don't168 // schedule a callback until after flushing layout work....
finishSyncRender.js
Source:finishSyncRender.js
...43 const prevExecutionContext = executionContext;44 executionContext |= CommitContext;45 const prevInteractions = pushInteractions(root);46 ReactCurrentOwner.current = null;47 startCommitSnapshotEffectsTimer();48 prepareForCommit(root.containerInfo);49 nextEffect = firstEffect;50 do {51 try {52 commitBeforeMutationEffects();53 } catch (error) {54 invariant(nextEffect !== null, 'Should be working on an effect.');55 captureCommitPhaseError(nextEffect, error);56 nextEffect = nextEffect.nextEffect;57 }58 } while (nextEffect !== null);59 stopCommitSnapshotEffectsTimer();60 if (enableProfilerTimer) {61 recordCommitTime();62 }63 startCommitHostEffectsTimer();64 nextEffect = firstEffect;65 do {66 if (__DEV__) {67 invokeGuardedCallback(68 null,69 commitMutationEffects,70 null,71 root,72 renderPriorityLevel,73 );74 if (hasCaughtError()) {75 invariant(nextEffect !== null, 'Should be working on an effect.');76 const error = clearCaughtError();77 captureCommitPhaseError(nextEffect, error);78 nextEffect = nextEffect.nextEffect;79 }80 } else {81 try {82 commitMutationEffects(root, renderPriorityLevel);83 } catch (error) {84 invariant(nextEffect !== null, 'Should be working on an effect.');85 captureCommitPhaseError(nextEffect, error);86 nextEffect = nextEffect.nextEffect;87 }88 }89 } while (nextEffect !== null);90 stopCommitHostEffectsTimer();91 resetAfterCommit(root.containerInfo);92 // The work-in-progress tree is now the current tree. This must come after93 // the mutation phase, so that the previous tree is still current during94 // componentWillUnmount, but before the layout phase, so that the finished95 // work is current during componentDidMount/Update.96 root.current = finishedWork;97 // The next phase is the layout phase, where we call effects that read98 // the host tree after it's been mutated. The idiomatic use case for this is99 // layout, but class component lifecycles also fire here for legacy reasons.100 startCommitLifeCyclesTimer();101 nextEffect = firstEffect;102 do {103 if (__DEV__) {104 invokeGuardedCallback(105 null,106 commitLayoutEffects,107 null,108 root,109 expirationTime,110 );111 if (hasCaughtError()) {112 invariant(nextEffect !== null, 'Should be working on an effect.');113 const error = clearCaughtError();114 captureCommitPhaseError(nextEffect, error);115 nextEffect = nextEffect.nextEffect;116 }117 } else {118 try {119 commitLayoutEffects(root, expirationTime);120 } catch (error) {121 invariant(nextEffect !== null, 'Should be working on an effect.');122 captureCommitPhaseError(nextEffect, error);123 nextEffect = nextEffect.nextEffect;124 }125 }126 } while (nextEffect !== null);127 stopCommitLifeCyclesTimer();128 nextEffect = null;129 // Tell Scheduler to yield at the end of the frame, so the browser has an130 // opportunity to paint.131 requestPaint();132 if (enableSchedulerTracing) {133 popInteractions(((prevInteractions: any): Set < Interaction > ));134 }135 executionContext = prevExecutionContext;136 } else {137 // No effects.138 root.current = finishedWork;139 // Measure these anyway so the flamegraph explicitly shows that there were140 // no effects.141 // TODO: Maybe there's a better way to report this.142 startCommitSnapshotEffectsTimer();143 stopCommitSnapshotEffectsTimer();144 if (enableProfilerTimer) {145 recordCommitTime();146 }147 startCommitHostEffectsTimer();148 stopCommitHostEffectsTimer();149 startCommitLifeCyclesTimer();150 stopCommitLifeCyclesTimer();...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.startCommitSnapshotEffectsTimer();7 await page.click('text=Get started');8 await page.stopCommitSnapshotEffectsTimer();9 await browser.close();10})();11{12}13startCommitSnapshotEffectsTimer()14stopCommitSnapshotEffectsTimer()15const { chromium } = require('playwright');16(async () => {17 const browser = await chromium.launch();18 const context = await browser.newContext();19 const page = await context.newPage();20 await page.startCommitSnapshotEffectsTimer();21 await page.click('text=Get started');22 await page.stopCommitSnapshotEffectsTimer();23 await browser.close();24})();
Using AI Code Generation
1const playwright = require('playwright');2(async () => {3 const browser = await playwright.chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.evaluate(() => {7 window.playwright.startCommitSnapshotEffectsTimer();8 })9 await browser.close();10})();11const playwright = require('playwright');12(async () => {13 const browser = await playwright.chromium.launch();14 const context = await browser.newContext();15 const page = await context.newPage();16 await page.evaluate(() => {17 window.playwright.startCommitSnapshotEffectsTimer();18 const timeTaken = window.playwright.stopCommitSnapshotEffectsTimer();19 console.log(`Time taken to commit snapshot effects: ${timeTaken}ms`);20 })21 await browser.close();22})();23const playwright = require('playwright');24(async () => {25 const browser = await playwright.chromium.launch();26 const context = await browser.newContext();27 const page = await context.newPage();28 await page.evaluate(() => {29 window.playwright.startCommitSnapshotEffectsTimer();30 const timeTaken = window.playwright.getCommitSnapshotEffectsTimer();31 console.log(`Time taken to commit snapshot effects: ${timeTaken}ms`);32 })33 await browser.close();34})();35const playwright = require('playwright');36(async () => {37 const browser = await playwright.chromium.launch();38 const context = await browser.newContext();39 const page = await context.newPage();40 await page.evaluate(() => {
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.startCommitSnapshotEffectsTimer();6 await page.evaluate(() => {7 const div = document.createElement('div');8 div.style.width = '100px';9 div.style.height = '100px';10 div.style.backgroundColor = 'red';11 document.body.appendChild(div);12 });13 await page.stopCommitSnapshotEffectsTimer();14 await browser.close();15})();16const playwright = require('playwright');17(async () => {18 const browser = await playwright.chromium.launch();19 const page = await browser.newPage();20 await page.startCommitSnapshotEffectsTimer();21 await page.evaluate(() => {22 const div = document.createElement('div');23 div.style.width = '100px';24 div.style.height = '100px';25 div.style.backgroundColor = 'red';26 document.body.appendChild(div);27 });28 await page.stopCommitSnapshotEffectsTimer();29 await browser.close();30})();31Error: Protocol error (DOMSnapshot.captureSnapshot): DOM snapshot not taken: page has been navigated32page.waitForNavigation()33page.waitForSelector()34const domSnapshot = await page.evaluate(() => {35 const snapshot = page._delegate._domSnapshot;36 return snapshot.captureSnapshot({
Using AI Code Generation
1const playwright = require('playwright');2(async () => {3 const browser = await playwright.chromium.launch({4 });5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.startCommitSnapshotEffectsTimer();8 await page.stopCommitSnapshotEffectsTimer();9 await browser.close();10})();11stopCommitSnapshotEffectsTimer()12const playwright = require('playwright');13(async () => {14 const browser = await playwright.chromium.launch({15 });16 const context = await browser.newContext();17 const page = await context.newPage();18 await page.startCommitSnapshotEffectsTimer();19 await page.stopCommitSnapshotEffectsTimer();20 await browser.close();21})();22startLayoutTimer()23const playwright = require('playwright');24(async () => {25 const browser = await playwright.chromium.launch({26 });27 const context = await browser.newContext();28 const page = await context.newPage();29 await page.startLayoutTimer();30 await page.stopLayoutTimer();31 await browser.close();32})();
Using AI Code Generation
1const { startCommitSnapshotEffectsTimer } = require('playwright-core/lib/server/snapshot/snapshotter');2const { chromium } = require('playwright-core');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 startCommitSnapshotEffectsTimer(page);7 await page.screenshot({ path: 'example.png' });8 await browser.close();9})();
Using AI Code Generation
1const { test, expect } = require('@playwright/test');2const { startCommitSnapshotEffectsTimer } = require('@playwright/test/lib/server/snapshotter');3test('test', async ({ page }) => {4 await startCommitSnapshotEffectsTimer(page, 10000);5 await page.click('text=Get started');6 await page.waitForSelector('text=Get started');7 await page.click('text=Get started');8 await page.waitForSelector('text=Get started');9 await page.click('text=Get started');10 await page.waitForSelector('text=Get started');11 await page.click('text=Get started');12 await page.waitForSelector('text=Get started');13 await page.click('text=Get started');14 await page.waitForSelector('text=Get started');15 await page.click('text=Get started');16 await page.waitForSelector('text=Get started');17 await page.click('text=Get started');18 await page.waitForSelector('text=Get started');19 await page.click('text=Get started');20 await page.waitForSelector('text=Get started');21 await page.click('text=Get started');22 await page.waitForSelector('text=Get started');23 await page.click('text=Get started');24 await page.waitForSelector('text=Get started');25 await page.click('text=Get started');26 await page.waitForSelector('text=Get started');27 await page.click('text=Get started');28 await page.waitForSelector('text=Get started');29 await page.click('text=Get started');30 await page.waitForSelector('text=Get started');31 await page.click('text=Get started');32 await page.waitForSelector('text=Get started');33 await page.click('text=Get started');34 await page.waitForSelector('text=Get started');35 await page.click('text=Get started');36 await page.waitForSelector('text=Get started');37 await page.click('text=Get started');38 await page.waitForSelector('text=Get started');39 await page.click('text=Get started');40 await page.waitForSelector('text=Get started');41 await page.click('text=Get started');42 await page.waitForSelector('text=Get started');43 await page.click('text=Get started');44 await page.waitForSelector('text=Get started');45 await page.click('text=Get started');
Using AI Code Generation
1const { context } = require('playwright');2const { startCommitSnapshotEffectsTimer } = context;3startCommitSnapshotEffectsTimer();4const { chromium } = require('playwright-chromium');5(async () => {6 const browser = await chromium.launch();7 const page = await browser.newPage();8 await page.screenshot({ path: 'example.png' });9 await browser.close();10})();11const { context } = require('playwright');12const { startCommitSnapshotEffectsTimer } = context;13startCommitSnapshotEffectsTimer();14const { chromium } = require('playwright-chromium');15(async () => {16 const browser = await chromium.launch();17 const page = await browser.newPage();18 await page.screenshot({ path: 'example.png' });19 await browser.close();20})();21const { context } = require('playwright');22const { startCommitSnapshotEffectsTimer } = context;23startCommitSnapshotEffectsTimer();24const { chromium } = require('playwright-chromium');25(async () => {26 const browser = await chromium.launch();27 const page = await browser.newPage();28 await page.screenshot({ path: 'example.png' });29 await browser.close();30})();31const { context } = require('playwright');32const { startCommitSnapshotEffectsTimer } = context;33startCommitSnapshotEffectsTimer();34const { chromium } = require('playwright-chromium');35(async () => {36 const browser = await chromium.launch();37 const page = await browser.newPage();38 await page.screenshot({ path: 'example.png' });39 await browser.close();40})();
Using AI Code Generation
1const playwright = require('playwright');2const context = await playwright.chromium.launchPersistentContext('data-dir', { headless: false });3const page = await context.newPage();4await page.screenshot({ path: 'example.png' });5await page.context().startCommitSnapshotEffectsTimer();6await page.click('text=Docs');7await page.screenshot({ path: 'example2.png' });8await page.context().stopCommitSnapshotEffectsTimer();9const playwright = require('playwright');10const context = await playwright.chromium.launchPersistentContext('data-dir', { headless: false });11const page = await context.newPage();12await page.screenshot({ path: 'example.png' });13await page.context().startCommitSnapshotEffectsTimer();14await page.click('text=Docs');15await page.screenshot({ path: 'example2.png' });16await page.context().stopCommitSnapshotEffectsTimer();17const playwright = require('playwright');18const context = await playwright.chromium.launchPersistentContext('data-dir', { headless: false });19const page = await context.newPage();20await page.screenshot({ path: 'example.png' });21await page.context().startCommitSnapshotEffectsTimer();22await page.click('text=Docs');23await page.screenshot({ path: 'example2.png' });24await page.context().stopCommitSnapshotEffectsTimer();25const playwright = require('playwright');26const context = await playwright.chromium.launchPersistentContext('data-dir', { headless: false });27const page = await context.newPage();28await page.screenshot({ path: 'example.png' });29await page.context().startCommitSnapshotEffectsTimer();30await page.click('text=Docs');31await page.screenshot({ path: 'example2.png' });32await page.context().stopCommitSnapshotEffectsTimer();33const playwright = require('playwright');34const context = await playwright.chromium.launchPersistentContext('data-dir', { headless
Using AI Code Generation
1const playwright = require('playwright');2const { startCommitSnapshotEffectsTimer } = require('playwright/lib/server/chromium/crPage');3const { chromium } = playwright;4(async () => {5 const browser = await chromium.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 await startCommitSnapshotEffectsTimer(page);9 await page.screenshot({ path: 'example.png' });10 await browser.close();11})();12const playwright = require('playwright');13const { startCommitSnapshotEffectsTimer } = require('playwright/lib/server/chromium/crPage');14const { chromium } = playwright;15(async () => {16 const browser = await chromium.launch();17 const context = await browser.newContext();18 const page = await context.newPage();19 await startCommitSnapshotEffectsTimer(page);20 await page.screenshot({ path: 'example.png' });21 await browser.close();22})();23const playwright = require('playwright');24const { startCommitSnapshotEffectsTimer } = require('playwright/lib/server/chromium/crPage');25const { chromium } = playwright;26(async () => {27 const browser = await chromium.launch();28 const context = await browser.newContext();29 const page = await context.newPage();30 await startCommitSnapshotEffectsTimer(page);31 await page.screenshot({ path: 'example.png' });32 await browser.close();33})();34const playwright = require('playwright');35const { startCommitSnapshotEffectsTimer } = require('playwright/lib/server/chromium/crPage');36const { chromium } = playwright;37(async () => {38 const browser = await chromium.launch();
Using AI Code Generation
1const { chromium } = require('playwright');2const { startCommitSnapshotEffectsTimer } = require('playwright/lib/server/snapshotter/snapshotter');3const browser = await chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6await startCommitSnapshotEffectsTimer(page);7await page.screenshot({ path: 'google.png' });8await browser.close();9const { chromium } = require('playwright');10const { stopCommitSnapshotEffectsTimer } = require('playwright/lib/server/snapshotter/snapshotter');11const browser = await chromium.launch();12const context = await browser.newContext();13const page = await context.newPage();14await stopCommitSnapshotEffectsTimer(page);15await page.screenshot({ path: 'google.png' });16await browser.close();17const { chromium } = require('playwright');18const { getCommitSnapshotEffectsTimerResult } = require('playwright/lib/server/snapshotter/snapshotter');19const browser = await chromium.launch();20const context = await browser.newContext();21const page = await context.newPage();22await page.screenshot({ path: 'google.png' });23const result = await getCommitSnapshotEffectsTimerResult(page);24console.log(result);25await browser.close();26const { chromium } = require('playwright');27const { startCommitSnapshotEffectsTimer } = require('playwright/lib/server/snapshotter/snapshotter');28const browser = await chromium.launch();29const context = await browser.newContext();30const page = await context.newPage();31await startCommitSnapshotEffectsTimer(page);32await page.screenshot({ path: 'google.png' });33await browser.close();34const { chromium } = require('playwright');35const {
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