Best JavaScript code snippet using wpt
getTTFB.ts
Source:getTTFB.ts
1/*2 * Copyright 2020 Google LLC3 *4 * Licensed under the Apache License, Version 2.0 (the "License");5 * you may not use this file except in compliance with the License.6 * You may obtain a copy of the License at7 *8 * https://www.apache.org/licenses/LICENSE-2.09 *10 * Unless required by applicable law or agreed to in writing, software11 * distributed under the License is distributed on an "AS IS" BASIS,12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.13 * See the License for the specific language governing permissions and14 * limitations under the License.15 */16import {initMetric} from './lib/initMetric.js';17import {ReportHandler, NavigationTimingPolyfillEntry} from './types.js';18const afterLoad = (callback: () => void) => {19 if (document.readyState === 'complete') {20 // Queue a task so the callback runs after `loadEventEnd`.21 setTimeout(callback, 0);22 } else {23 // Use `pageshow` so the callback runs after `loadEventEnd`.24 addEventListener('pageshow', callback);25 }26}27const getNavigationEntryFromPerformanceTiming = (): NavigationTimingPolyfillEntry => {28 // Really annoying that TypeScript errors when using `PerformanceTiming`.29 const timing = performance.timing;30 const navigationEntry: {[key: string]: number | string} = {31 entryType: 'navigation',32 startTime: 0,33 };34 for (const key in timing) {35 if (key !== 'navigationStart' && key !== 'toJSON') {36 navigationEntry[key] = Math.max(37 (timing[key as keyof PerformanceTiming] as number) -38 timing.navigationStart, 0);39 }40 }41 return navigationEntry as NavigationTimingPolyfillEntry;42};43export const getTTFB = (onReport: ReportHandler) => {44 const metric = initMetric('TTFB');45 afterLoad(() => {46 try {47 // Use the NavigationTiming L2 entry if available.48 const navigationEntry = performance.getEntriesByType('navigation')[0] ||49 getNavigationEntryFromPerformanceTiming();50 metric.value = metric.delta =51 (navigationEntry as PerformanceNavigationTiming).responseStart;52 // In some cases the value reported is negative. Ignore these cases:53 // https://github.com/GoogleChrome/web-vitals/issues/13754 if (metric.value < 0) return;55 metric.entries = [navigationEntry];56 onReport(metric);57 } catch (error) {58 // Do nothing.59 }60 });...
getTTFB.js
Source:getTTFB.js
1/*2 * Copyright 2020 Google LLC3 *4 * Licensed under the Apache License, Version 2.0 (the "License");5 * you may not use this file except in compliance with the License.6 * You may obtain a copy of the License at7 *8 * https://www.apache.org/licenses/LICENSE-2.09 *10 * Unless required by applicable law or agreed to in writing, software11 * distributed under the License is distributed on an "AS IS" BASIS,12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.13 * See the License for the specific language governing permissions and14 * limitations under the License.15 */16import { initMetric } from './lib/initMetric.js';17const afterLoad = (callback) => {18 if (document.readyState === 'complete') {19 // Queue a task so the callback runs after `loadEventEnd`.20 setTimeout(callback, 0);21 }22 else {23 // Use `pageshow` so the callback runs after `loadEventEnd`.24 addEventListener('pageshow', callback);25 }26};27const getNavigationEntryFromPerformanceTiming = () => {28 // Really annoying that TypeScript errors when using `PerformanceTiming`.29 const timing = performance.timing;30 const navigationEntry = {31 entryType: 'navigation',32 startTime: 0,33 };34 for (const key in timing) {35 if (key !== 'navigationStart' && key !== 'toJSON') {36 navigationEntry[key] = Math.max(timing[key] -37 timing.navigationStart, 0);38 }39 }40 return navigationEntry;41};42export const getTTFB = (onReport) => {43 const metric = initMetric('TTFB');44 afterLoad(() => {45 try {46 // Use the NavigationTiming L2 entry if available.47 const navigationEntry = performance.getEntriesByType('navigation')[0] ||48 getNavigationEntryFromPerformanceTiming();49 metric.value = metric.delta =50 navigationEntry.responseStart;51 // In some cases the value reported is negative. Ignore these cases:52 // https://github.com/GoogleChrome/web-vitals/issues/13753 if (metric.value < 0)54 return;55 metric.entries = [navigationEntry];56 onReport(metric);57 }58 catch (error) {59 // Do nothing.60 }61 });...
home.ts
Source:home.ts
1import { Frame } from "@nativescript/core/ui/frame";2let frameModule = Frame3let navigateToAbout = function () {4 let navigationEntry = {5 moduleName: "views/about/about",6 transition: {7 name: "slideLeft"8 }9 }10 frameModule.topmost().navigate(navigationEntry)11}12let navigateToContact = function () {13 let navigationEntry = {14 moduleName: "views/contact/contact",15 transition: {16 name: "slideLeft"17 }18 }19 frameModule.topmost().navigate(navigationEntry)20}21let navigateToProducts = function () {22 let navigationEntry = {23 moduleName: "views/products/products",24 transition: {25 name: "slideLeft"26 }27 }28 frameModule.topmost().navigate(navigationEntry)29}...
Using AI Code Generation
1var wpt = require('webpagetest');2var wpt = new WebPageTest('www.webpagetest.org');3wpt.runTest(url, function(err, data) {4 if (err) return console.error(err);5 console.log('Test submitted to WebPagetest for %s: %s', url, data.data.userUrl);6 console.log('Test ID: %s', data.data.testId);7 wpt.getTestStatus(data.data.testId, function(err, data) {8 if (err) return console.error(err);9 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);10 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);11 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);12 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);13 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);14 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);15 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);16 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);17 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);18 console.log('Test status for %s: %s', data.data.userUrl, data.data.statusText);19 });20});
Using AI Code Generation
1var wptools = require('wptools');2var options = {3};4var page = wptools.page('Barack Obama', options);5page.get(function(err, resp) {6 if (err) {7 console.log(err);8 } else {9 console.log(resp);10 }11});
Using AI Code Generation
1var wptools = require('wptools');2var data = wptools.page('Barack_Obama').get();3console.log(data);4var wptools = require('wptools');5var data = wptools.page('Barack_Obama').get(function(err, data) {6 if (!err) {7 console.log(data);8 }9});10var wptools = require('wptools');11var data = wptools.page('Barack_Obama').get(function(err, data) {12 if (!err) {13 console.log(data);14 }15});16var wptools = require('wptools');17var data = wptools.page('Barack_Obama').get(function(err, data) {18 if (!err) {19 console.log(data);20 }21});22var wptools = require('wptools');23var data = wptools.page('Barack_Obama').get(function(err, data) {24 if (!err) {25 console.log(data);26 }27});28var wptools = require('wptools');29var data = wptools.page('Barack_Obama').get(function(err, data) {30 if (!err) {31 console.log(data);32 }33});34var wptools = require('wptools');35var data = wptools.page('Barack_Obama').get(function(err, data) {36 if (!err) {37 console.log(data);38 }39});40var wptools = require('wptools');41var data = wptools.page('Barack_Obama').get(function(err, data) {42 if (!err) {43 console.log(data);44 }45});46var wptools = require('wptools');47var data = wptools.page('Barack_Obama').get(function(err, data) {48 if (!err) {49 console.log(data);50 }51});52var wptools = require('wptools');53var data = wptools.page('Barack_Obama').get(function(err, data) {54 if (!err) {55 console.log(data);
Using AI Code Generation
1var wptb = require('wptb');2var entry = {3};4wptb.navigationEntry(entry, function (err, data) {5 if (err) {6 console.log(err);7 } else {8 console.log(data);9 }10});11var wptb = require('wptb');12var entry = {13};14wptb.pageSpeed(entry, function (err, data) {15 if (err) {16 console.log(err);17 } else {18 console.log(data);19 }20});21var wptb = require('wptb');22var entry = {23};24wptb.requests(entry, function (err, data) {25 if (err) {26 console.log(err);27 } else {28 console.log(data);29 }30});31var wptb = require('wptb');32var entry = {33};34wptb.result(entry, function (err, data) {35 if (err) {36 console.log(err);37 } else {38 console.log(data);39 }40});41var wptb = require('wptb');42var entry = {43};44wptb.runs(entry, function (err, data) {45 if (err) {46 console.log(err);47 } else {
Using AI Code Generation
1var wpt = require('webpagetest');2var wpt = new WebPageTest('www.webpagetest.org');3var options = {4};5wpt.runTest(url, options, function(err, data) {6 if (err) return console.error(err);7 console.log(data);8});9var wpt = require('webpagetest');10var wpt = new WebPageTest('www.webpagetest.org');11var options = {12};13wpt.runTest(url, options, function(err, data) {14 if (err) return console.error(err);15 console.log(data);16});17var wpt = require('webpagetest');18var wpt = new WebPageTest('www.webpagetest.org');19var options = {20};21wpt.runTest(url, options, function(err, data) {22 if (err) return console.error(err);23 console.log(data);24});25var wpt = require('webpagetest');26var wpt = new WebPageTest('www.webpagetest.org');27var options = {28};29wpt.runTest(url, options, function
Using AI Code Generation
1var wpt = require('webpagetest');2var wptClient = wpt('www.webpagetest.org', 'A.2f2b2d8b8f8e7f1e1e1c1c1b1b1b1b1b');3var url = process.argv[2];4var element = process.argv[3];5var testId;6var testStatus;7var testResults;8wptClient.runTest(url, function(err, data) {9 if (err) throw err;10 testId = data.data.testId;11 testStatus = data.data.statusText;12 console.log('Test ID: ' + testId + ' Status: ' + testStatus);13 if (testStatus === 'Complete') {14 wptClient.getTestResults(testId, function(err, data) {15 if (err) throw err;16 testResults = data;17 console.log(testResults);18 });19 }20});
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