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How to use createDevtoolsPerformanceHook method in Playwright Internal

Best JavaScript code snippet using playwright-internal

vue.runtime.esm-browser.js

Source:vue.runtime.esm-browser.js

...1626    return (component) => {1627        emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component);1628    };1629}1630const devtoolsPerfStart = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:start" /* PERFORMANCE_START */);1631const devtoolsPerfEnd = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:end" /* PERFORMANCE_END */);1632function createDevtoolsPerformanceHook(hook) {1633    return (component, type, time) => {1634        emit(hook, component.appContext.app, component.uid, component, type, time);1635    };1636}1637function devtoolsComponentEmit(component, event, params) {1638    emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params);1639}1640function emit$1(instance, event, ...rawArgs) {1641    const props = instance.vnode.props || EMPTY_OBJ;1642    {1643        const { emitsOptions, propsOptions: [propsOptions] } = instance;1644        if (emitsOptions) {1645            if (!(event in emitsOptions) &&1646                !(false )) {...

index.js

Source:index.js

...3203    return (component) => {3204      emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : void 0, component);3205    };3206  }3207  var devtoolsPerfStart = /* @__PURE__ */ createDevtoolsPerformanceHook("perf:start");3208  var devtoolsPerfEnd = /* @__PURE__ */ createDevtoolsPerformanceHook("perf:end");3209  function createDevtoolsPerformanceHook(hook) {3210    return (component, type, time) => {3211      emit(hook, component.appContext.app, component.uid, component, type, time);3212    };3213  }3214  function devtoolsComponentEmit(component, event, params) {3215    emit("component:emit", component.appContext.app, component, event, params);3216  }3217  function emit$1(instance, event, ...rawArgs) {3218    const props = instance.vnode.props || EMPTY_OBJ;3219    if (true) {3220      const { emitsOptions, propsOptions: [propsOptions] } = instance;3221      if (emitsOptions) {3222        if (!(event in emitsOptions) && true) {3223          if (!propsOptions || !(toHandlerKey(event) in propsOptions)) {...

vendor-node_modules_vue_runtime-core_dist_runtime-core_esm-bundler_js-5c40226b.js

Source:vendor-node_modules_vue_runtime-core_dist_runtime-core_esm-bundler_js-5c40226b.js

...688            return;689        devtools.emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component);690    };691}692const devtoolsPerfStart = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:start" /* PERFORMANCE_START */);693const devtoolsPerfEnd = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:end" /* PERFORMANCE_END */);694function createDevtoolsPerformanceHook(hook) {695    return (component, type, time) => {696        if (!devtools)697            return;698        devtools.emit(hook, component.appContext.app, component.uid, component, type, time);699    };700}701function devtoolsComponentEmit(component, event, params) {702    if (!devtools)703        return;704    devtools.emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params);705}706const deprecationData = {707    ["GLOBAL_MOUNT" /* GLOBAL_MOUNT */]: {708        message: `The global app bootstrapping API has changed: vm.$mount() and the "el" ` +...

runtime-core.esm-bundler.js

Source:runtime-core.esm-bundler.js

...212    return (component) => {213        emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component);214    };215}216const devtoolsPerfStart = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:start" /* PERFORMANCE_START */);217const devtoolsPerfEnd = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:end" /* PERFORMANCE_END */);218function createDevtoolsPerformanceHook(hook) {219    return (component, type, time) => {220        emit(hook, component.appContext.app, component.uid, component, type, time);221    };222}223function devtoolsComponentEmit(component, event, params) {224    emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params);225}226function emit$1(instance, event, ...rawArgs) {227    const props = instance.vnode.props || EMPTY_OBJ;228    if ((process.env.NODE_ENV !== 'production')) {229        const { emitsOptions, propsOptions: [propsOptions] } = instance;230        if (emitsOptions) {231            if (!(event in emitsOptions) &&232                !(false )) {...

runtime-core.cjs.js

Source:runtime-core.cjs.js

...211    return (component) => {212        emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component);213    };214}215const devtoolsPerfStart = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:start" /* PERFORMANCE_START */);216const devtoolsPerfEnd = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:end" /* PERFORMANCE_END */);217function createDevtoolsPerformanceHook(hook) {218    return (component, type, time) => {219        emit(hook, component.appContext.app, component.uid, component, type, time);220    };221}222function devtoolsComponentEmit(component, event, params) {223    emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params);224}225function emit$1(instance, event, ...rawArgs) {226    const props = instance.vnode.props || shared.EMPTY_OBJ;227    {228        const { emitsOptions, propsOptions: [propsOptions] } = instance;229        if (emitsOptions) {230            if (!(event in emitsOptions) &&231                !(false )) {...

vue.js

Source:vue.js

...1713        return (component) => {1714            emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component);1715        };1716    }1717    const devtoolsPerfStart = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:start" /* PERFORMANCE_START */);1718    const devtoolsPerfEnd = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:end" /* PERFORMANCE_END */);1719    function createDevtoolsPerformanceHook(hook) {1720        return (component, type, time) => {1721            emit(hook, component.appContext.app, component.uid, component, type, time);1722        };1723    }1724    function devtoolsComponentEmit(component, event, params) {1725        emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params);1726    }1727  1728    function emit$1(instance, event, ...rawArgs) {1729        const props = instance.vnode.props || EMPTY_OBJ;1730        {1731            const { emitsOptions, propsOptions: [propsOptions] } = instance;1732            if (emitsOptions) {1733                if (!(event in emitsOptions) &&...

index.esm.js

Source:index.esm.js

...1423    return (component) => {1424        emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component);1425    };1426}1427const devtoolsPerfStart = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:start" /* PERFORMANCE_START */);1428const devtoolsPerfEnd = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:end" /* PERFORMANCE_END */);1429function createDevtoolsPerformanceHook(hook) {1430    return (component, type, time) => {1431        emit(hook, component.appContext.app, component.uid, component, type, time);1432    };1433}1434function devtoolsComponentEmit(component, event, params) {1435    emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params);1436}1437function emit$1(instance, event, ...rawArgs) {1438    const props = instance.vnode.props || EMPTY_OBJ;1439    if ((process.env.NODE_ENV !== 'production')) {1440        const { emitsOptions, propsOptions: [propsOptions] } = instance;1441        if (emitsOptions) {1442            if (!(event in emitsOptions) &&1443                !(false )) {
...

main.js

Source:main.js

...1640  return (component) => {1641    emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : void 0, component);1642  };1643}1644var devtoolsPerfStart = /* @__PURE__ */ createDevtoolsPerformanceHook("perf:start");1645var devtoolsPerfEnd = /* @__PURE__ */ createDevtoolsPerformanceHook("perf:end");1646function createDevtoolsPerformanceHook(hook) {1647  return (component, type, time) => {1648    emit(hook, component.appContext.app, component.uid, component, type, time);1649  };1650}1651function devtoolsComponentEmit(component, event, params) {1652  emit("component:emit", component.appContext.app, component, event, params);1653}1654function emit$1(instance, event, ...rawArgs) {1655  const props = instance.vnode.props || EMPTY_OBJ;1656  if (true) {1657    const { emitsOptions, propsOptions: [propsOptions] } = instance;1658    if (emitsOptions) {1659      if (!(event in emitsOptions) && true) {1660        if (!propsOptions || !(toHandlerKey(event) in propsOptions)) {...

Using AI Code Generation

1const { chromium } = require('playwright');2const { createDevtoolsPerformanceHook } = require('playwright/lib/server/performance');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const performanceHook = createDevtoolsPerformanceHook(page);8  await performanceHook.start();9  const metrics = await performanceHook.stop();10  console.log(metrics);11  await browser.close();12})();13### `createDevtoolsPerformanceHook(page)`14#### `async start()`15#### `async stop()`

Using AI Code Generation

1const { chromium } = require('playwright');2const { createDevtoolsPerformanceHook } = require('playwright-core/lib/utils/devtoolsPerformanceHook');3(async () => {4  const browser = await chromium.launch({5  });6  const page = await browser.newPage();7  const performanceHook = createDevtoolsPerformanceHook(page);8  await performanceHook.start();9  const performance = await performanceHook.stop();10  console.log(performance);11  await browser.close();12})();

Using AI Code Generation

1const { createDevtoolsPerformanceHook } = require('@playwright/test/lib/server/devtools');2const { chromium } = require('playwright');3const browser = await chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6const devtools = await page._mainFrame._client;7const performanceHook = createDevtoolsPerformanceHook(devtools);8await performanceHook.enable();9await performanceHook.start();10await performanceHook.stop();11const events = await performanceHook.getEvents();12console.log(events);13await browser.close();14### `createDevtoolsPerformanceHook(client)`

Using AI Code Generation

1const { chromium } = require('playwright');2const { createDevtoolsPerformanceHook } = require('playwright/lib/server/perfomanceHooks');3(async () => {4  const browser = await chromium.launch({ headless: false });5  const context = await browser.newContext();6  const page = await context.newPage();7  const devtoolsPerformanceHook = createDevtoolsPerformanceHook(page);8  await devtoolsPerformanceHook.start();9  const trace = await devtoolsPerformanceHook.stop();10  console.log(trace);11  await browser.close();12})();

Using AI Code Generation

1const { chromium, webkit, firefox } = require('playwright');2const { createDevtoolsPerformanceHook } = require('playwright/lib/server/performance');3const { PerformanceObserver, performance } = require('perf_hooks');4(async () => {5  const browser = await chromium.launch();6  const page = await browser.newPage();7  const hook = createDevtoolsPerformanceHook(page);8  await hook.enable();9  const observer = new PerformanceObserver((list) => {10    const entries = list.getEntries();11    console.log(entries);12  });13  observer.observe({ entryTypes: ['measure'] });14  await page.evaluate(() => {15    performance.mark('a');16    performance.mark('b');17    performance.measure('ab', 'a', 'b');18  });19  await hook.disable();20  await browser.close();21})();22const { test, expect } = require('@playwright/test');23test('test', async ({ page }) => {24  const title = page.locator('title');25  expect(await title.textContent()).toBe('Google');26});

Using AI Code Generation

1const { createDevtoolsPerformanceHook } = require("playwright-core/lib/server/chromium/crBrowser");2const { chromium } = require("playwright-core");3const browser = await chromium.launch();4const page = await browser.newPage();5const client = await page.context().newCDPSession(page);6const performanceHook = createDevtoolsPerformanceHook(client);7await performanceHook.start();8const metrics = await performanceHook.stop();9console.log(metrics);10await browser.close();11const playwright = require("playwright");12const { PerformanceHook } = require("playwright-performance");13const browser = await playwright.chromium.launch();14const page = await browser.newPage();15const performanceHook = new PerformanceHook(page);16await performanceHook.start();17const metrics = await performanceHook.stop();18console.log(metrics);19await browser.close();

Using AI Code Generation

1const { createDevtoolsPerformanceHook } = require('@playwright/test');2const { chromium } = require('playwright');3const { chromium: chromiumLauncher } = require('playwright');4const { createServer } = require('http-server');5const path = require('path');6const server = createServer({7  root: path.join(__dirname, 'public'),8  headers: {9  },10});11server.listen(8080, () => {12});13(async () => {14  const browser = await chromium.launch({15  });16  const page = await browser.newPage();17  const devtools = await page.context().newCDPSession(page);18  const performanceHook = createDevtoolsPerformanceHook(devtools);19  await performanceHook.enable();20  await performanceHook.on('performanceEntry', (entry) => {21    console.log(entry);22  });23  await page.waitForTimeout(10000);24  await performanceHook.disable();25  await browser.close();26  server.close();27})();28### createDevtoolsPerformanceHook(devtools: CDPSession)29### PerformanceHook.enable()30### PerformanceHook.disable()31### PerformanceHook.on(event: string, handler: Function)32### PerformanceHook.off(event: string, handler: Function)

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