Best JavaScript code snippet using wpt
jsPackagerClient.ts
Source: jsPackagerClient.ts
1import messageSocket from './messageSocket'2const WebSocket = require('ws')3const parseMessage = messageSocket.parseMessage;4const PROTOCOL_VERSION = 2;5const TARGET_SERVER = 'server';6function getMessageId() {7 return `${Date.now()}:${Math.random()}`;8}9class JsPackagerClient {10 ws: any11 openPromise: any12 msgCallbacks: any13 constructor(url) {14 this.ws = new WebSocket(url);15 this.msgCallbacks = new Map();16 this.openPromise = new Promise((resolve, reject) => {17 this.ws.on('error', error => reject(error));18 this.ws.on('open', resolve);19 });20 this.ws.on('message', (data, flags) => {21 const message = parseMessage(data, flags.binary);22 const msgCallback = this.msgCallbacks.get(message.id);23 if (message === undefined || message.id === undefined) {24 // gracefully ignore wrong messages or broadcasts25 } else if (msgCallback === undefined) {26 console.warn(`Response with non-existing message id: '${message.id}'`);27 } else {28 if (message.error === undefined) {29 msgCallback.resolve(message.result);30 } else {31 msgCallback.reject(message.error);32 }33 }34 });35 }36 sendRequest(method, target, params) {37 return this.openPromise.then(() => new Promise((resolve, reject) => {38 const messageId = getMessageId();39 this.msgCallbacks.set(messageId, {resolve: resolve, reject: reject});40 this.ws.send(41 JSON.stringify({42 version: PROTOCOL_VERSION,43 target: target,44 method: method,45 id: messageId,46 params: params,47 }),48 error => {49 if (error !== undefined) {50 this.msgCallbacks.delete(messageId);51 reject(error);52 }53 });54 }));55 }56 sendNotification(method, target, params) {57 return this.openPromise.then(() => new Promise((resolve, reject) => {58 this.ws.send(59 JSON.stringify({60 version: PROTOCOL_VERSION,61 target: target,62 method: method,63 params: params,64 }),65 error => {66 if (error !== undefined) {67 reject(error);68 } else {69 resolve();70 }71 });72 }));73 }74 sendBroadcast(method, params) {75 return this.sendNotification(method, undefined, params);76 }77 getPeers() {78 return new Promise((resolve, reject) => {79 this.sendRequest('getpeers', TARGET_SERVER, undefined).then(80 response => {81 if (!(response instanceof Map)) {82 reject('Results received from server are of wrong format:\n' +83 JSON.stringify(response));84 } else {85 resolve(response);86 }87 },88 reject);89 });90 }91 getId() {92 return this.sendRequest('getid', TARGET_SERVER, undefined);93 }94}...
dialog-as-promise.js
Source: dialog-as-promise.js
1import { useState } from 'react';2import { Deferred } from '@unifire-js/async';3/**4 * The deferred promise tracking whether the dialog is open or not5 * @typedef {Deferred<*>} OpenPromise6 */7/**8 * Function to call to open the dialog.9 * @typedef {function} OpenFn10 */11/**12 * Function to call to close the dialog and resolve the dialog promise.13 * @typedef {function} CloseWithResolveFn14 */15/**16 * Function to call to close the dialog and reject the dialog promise.17 * @typedef {function} CloseWithRejectFn18 */19/**20 * Hook which returns a generalized imperative API for controlling a dialog as a promise.21 *22 * @returns {[ OpenPromise, OpenFn, CloseWithResolveFn, CloseWithRejectFn ]} The imperative API exposed by the hook23 * to control a general dialog as a promise.24 */25export default function() {26 // Track the open deferred promise in state27 const [openPromise, setOpenPromise] = useState(Deferred.resolve());28 // We need to track something else in state that updates on every close / open so that React29 // triggers an update appropriately30 const [update, setUpdate] = useState(false);31 /**32 * Callback function to open the dialog.33 * @type {OpenFn}34 */35 const open = async () => {36 if (!openPromise.settled) {37 return openPromise.promise;38 }39 const newOpenPromise = new Deferred();40 setOpenPromise(newOpenPromise);41 setUpdate(false);42 return newOpenPromise.promise;43 };44 /**45 * Callback function to close the dialog and resolve the dialog promise.46 * @type {CloseWithResolveFn}47 */48 const closeWithResolve = async (value) => {49 if (openPromise.settled) {50 return openPromise.promise;51 }52 openPromise.resolve(value);53 setUpdate(true);54 return openPromise.promise;55 };56 /**57 * Callback function to close the dialog and reject the dialog promise.58 * @type {CloseWithRejectFn}59 */60 const closeWithReject = async (value) => {61 if (openPromise.settled) {62 return openPromise.promise;63 }64 openPromise.reject(value);65 setUpdate(true);66 return openPromise.promise;67 };68 // Return the imperative API to control a general dialog as a promise69 return [70 openPromise,71 open,72 closeWithResolve,73 closeWithReject,74 ];...
database-agent.js
Source: database-agent.js
1const Sqlite3 = require('better-sqlite3');2const dbs = {};3const deathDelay = 5000;4let deathTimer = setTimeout(() => process.exit(0), deathDelay);5const getDatabase = (dbpath) => {6 if (dbs[dbpath]) {7 return dbs[dbpath].openPromise;8 }9 let openResolve = null;10 dbs[dbpath] = new Sqlite3(dbpath, {readonly: true});11 dbs[dbpath].on('close', (err) => {12 console.error(err);13 process.exit(1);14 });15 dbs[dbpath].on('open', () => {16 openResolve(dbs[dbpath]);17 });18 dbs[dbpath].openPromise = new Promise((resolve) => {19 openResolve = resolve;20 });21 return dbs[dbpath].openPromise;22}23process.on('message', (m) => {24 clearTimeout(deathTimer);25 const {query, values, id, dbpath} = m;26 const start = Date.now();27 getDatabase(dbpath).then((db) => {28 clearTimeout(deathTimer);29 const fn = query.startsWith('SELECT') ? 'all' : 'run';30 const stmt = db.prepare(query);31 const results = stmt[fn](values);32 process.send({type: 'results', results, id, agentTime: Date.now() - start});33 clearTimeout(deathTimer);34 deathTimer = setTimeout(() => process.exit(0), deathDelay);35 });...
Using AI Code Generation
1var wpt = require('webpagetest');2var WPT = new wpt('www.webpagetest.org');3var options = {4 videoParams: {5 }6};7WPT.runTest(options, function (err, data) {8 if (err) {9 console.log(err);10 } else {11 console.log(data);12 }13});
Using AI Code Generation
1var wpt = require('webpagetest');2var options = {3};4var webpagetest = new wpt(options);5var testOptions = {6};7webpagetest.runTest(testUrl, testOptions, function(err, data) {8 if (err) return console.error(err);9 console.log('Test submitted. Polling for results...');10 webpagetest.getTestResults(data.data.testId, function(err, data) {11 if (err) return console.error(err);12 console.log('Test completed!');13 console.log(data);14 });15});16{ [Error: connect ECONNREFUSED
Using AI Code Generation
1const wpt = require('webpagetest');2}, (err, data) => {3 if (err) {4 console.log(err);5 } else {6 console.log(data);7 }8});
Using AI Code Generation
1var webpagetest = require('webpagetest');2var wpt = new webpagetest('www.webpagetest.org');3var options = {4 lighthouseConfig: {5 settings: {6 },7 },8};9 .runTest(options)10 .then((data) => {11 console.log('Test Id: ' + data.data.testId);12 console.log('Test Status Link: ' + data.data.userUrl);13 console.log('Test Results Link: ' + data.data.summary);14 return wpt.getTestStatus(data.data.testId);15 })16 .then((data) => {17 console.log(data);18 })19 .catch((err) => {20 console.log(err);21 });
Using AI Code Generation
1var wpt = require('webpagetest');2var server = wpt('www.webpagetest.org');3var options = {4};5server.openPromise(url, options).then(6 function(data) {7 console.log(data);8 },9 function(err) {10 console.log(err);11 }12);
Using AI Code Generation
1var wpt = require('webpagetest');2var util = require('util');3var wpt = new WebPageTest('www.webpagetest.org', 'A.5e5b5a5d5f0b6a5c6d5a5f5c5a5a5c5e5');4wpt.runTest(url, function(err, data) {5 if (err) return console.error(err);6 console.log('Test submitted to WebPageTest for %s', url);7 console.log('Test ID: %s', data.testId);8 console.log('Poll results at: %s/jsonResult.php?test=%s', wpt.serverUrl, data.testId);9 console.log('View waterfall at: %s/result/%s/', wpt.serverUrl, data.testId);10 wpt.getTestResults(data.testId, function(err, data) {11 if (err) return console.error(err);12 console.log('First View (loadTime): %s', data.data.average.firstView.loadTime);13 console.log('Repeat View (loadTime): %s', data.data.average.repeatView.loadTime);14 });15});
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