mattzeunert

const puppeteer = require('puppeteer');
const { startFlow } = require('lighthouse/lighthouse-core/fraggle-rock/api.js');
const fs = require("fs");

(async () => {
  const browser = await puppeteer.launch({ headless: false });
  const page = await browser.newPage();

  const flow = await startFlow(page, {
    name: 'Go to homepage',

mattzeunert

const puppeteer = require('puppeteer');

(async () => {
    const browser = await puppeteer.launch();
    const page = await browser.newPage();

    async function waitForSelectors(selectors, frame) {
      for (const selector of selectors) {
        try {
          return await waitForSelector(selector, frame);

mattzeunert

var waitFor = async function waitFor(conditionFn, { timeout = 15000, checkInterval = 25, debugString = null, } = {}) {
    if (typeof conditionFn !== "function") {
        throw Error("waitFor condition argument isn't a function. Did you mean waitForElement?");
    }
    if (!debugString) {
        debugString = conditionFn.toString();
    }
    let startedAt = new Date();
    let conditionResult = await conditionFn();
    while (!conditionResult) {

mattzeunert

function debounce(func, wait, immediate) {
	var timeout;
	return function() {
		var context = this, args = arguments;
		var later = function() {
			timeout = null;
			if (!immediate) func.apply(context, args);
		};
		var callNow = immediate && !timeout;
		clearTimeout(timeout);

mattzeunert

function throttle (callback, limit) {
  var wait = false;
  return function () {
    if (!wait) {
      callback.apply(null, arguments);
      wait = true;
      setTimeout(function () {
        wait = false;
      }, limit);
    }

mattzeunert

mattzeunert

-

mattzeunert

See below.

mattzeunert

See below.

mattzeunert

self.addEventListener("install", async e => {
 caches.open("v1").then(function (cache) {
   return cache.addAll(["/app", "/app.css"]);
 });
});

self.addEventListener("fetch", event => {
 event.respondWith(
   caches.match(event.request).then(cachedResponse => {
     return cachedResponse || fetch(event.request);