KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use promiseFn method in ava

Best JavaScript code snippet using ava

promise.js

Source:promise.js

1/* global setImmediate */2import {inBrowser} from './env';3import {isFunction, isObject} from './lang';4export const Promise = inBrowser && window.Promise || PromiseFn;5export class Deferred {6    constructor() {7        this.promise = new Promise((resolve, reject) => {8            this.reject = reject;9            this.resolve = resolve;10        });11    }12}13/**14 * Promises/A+ polyfill v1.1.4 (https://github.com/bramstein/promis)15 */16const RESOLVED = 0;17const REJECTED = 1;18const PENDING = 2;19const async = inBrowser && window.setImmediate || setTimeout;20function PromiseFn(executor) {21    this.state = PENDING;22    this.value = undefined;23    this.deferred = [];24    const promise = this;25    try {26        executor(27            x => {28                promise.resolve(x);29            },30            r => {31                promise.reject(r);32            }33        );34    } catch (e) {35        promise.reject(e);36    }37}38PromiseFn.reject = function (r) {39    return new PromiseFn((resolve, reject) => {40        reject(r);41    });42};43PromiseFn.resolve = function (x) {44    return new PromiseFn((resolve, reject) => {45        resolve(x);46    });47};48PromiseFn.all = function all(iterable) {49    return new PromiseFn((resolve, reject) => {50        const result = [];51        let count = 0;52        if (iterable.length === 0) {53            resolve(result);54        }55        function resolver(i) {56            return function (x) {57                result[i] = x;58                count += 1;59                if (count === iterable.length) {60                    resolve(result);61                }62            };63        }64        for (let i = 0; i < iterable.length; i += 1) {65            PromiseFn.resolve(iterable[i]).then(resolver(i), reject);66        }67    });68};69PromiseFn.race = function race(iterable) {70    return new PromiseFn((resolve, reject) => {71        for (let i = 0; i < iterable.length; i += 1) {72            PromiseFn.resolve(iterable[i]).then(resolve, reject);73        }74    });75};76const p = PromiseFn.prototype;77p.resolve = function resolve(x) {78    const promise = this;79    if (promise.state === PENDING) {80        if (x === promise) {81            throw new TypeError('Promise settled with itself.');82        }83        let called = false;84        try {85            const then = x && x.then;86            if (x !== null && isObject(x) && isFunction(then)) {87                then.call(88                    x,89                    x => {90                        if (!called) {91                            promise.resolve(x);92                        }93                        called = true;94                    },95                    r => {96                        if (!called) {97                            promise.reject(r);98                        }99                        called = true;100                    }101                );102                return;103            }104        } catch (e) {105            if (!called) {106                promise.reject(e);107            }108            return;109        }110        promise.state = RESOLVED;111        promise.value = x;112        promise.notify();113    }114};115p.reject = function reject(reason) {116    const promise = this;117    if (promise.state === PENDING) {118        if (reason === promise) {119            throw new TypeError('Promise settled with itself.');120        }121        promise.state = REJECTED;122        promise.value = reason;123        promise.notify();124    }125};126p.notify = function notify() {127    async(() => {128        if (this.state !== PENDING) {129            while (this.deferred.length) {130                const [onResolved, onRejected, resolve, reject] = this.deferred.shift();131                try {132                    if (this.state === RESOLVED) {133                        if (isFunction(onResolved)) {134                            resolve(onResolved.call(undefined, this.value));135                        } else {136                            resolve(this.value);137                        }138                    } else if (this.state === REJECTED) {139                        if (isFunction(onRejected)) {140                            resolve(onRejected.call(undefined, this.value));141                        } else {142                            reject(this.value);143                        }144                    }145                } catch (e) {146                    reject(e);147                }148            }149        }150    });151};152p.then = function then(onResolved, onRejected) {153    return new PromiseFn((resolve, reject) => {154        this.deferred.push([onResolved, onRejected, resolve, reject]);155        this.notify();156    });157};158p.catch = function (onRejected) {159    return this.then(undefined, onRejected);...

Using AI Code Generation

1availablePromise.promiseFn().then(function(data){2    console.log(data);3}).catch(function(err){4    console.log(err);5});6unavailablePromise.promiseFn().then(function(data){7    console.log(data);8}).catch(function(err){9    console.log(err);10});

Using AI Code Generation

1var availablePromise = require('./availablePromise');2availablePromise.promiseFn().then(function(result) {3    console.log(result);4});5var promiseFn = function() {6    return new Promise(function(resolve, reject) {7        resolve('Promise resolved');8    });9};10module.exports = {11};12var availablePromise = require('./availablePromise');13async function run() {14    var result = await availablePromise.promiseFn();15    console.log(result);16}17run();18var promiseFn = function() {19    return new Promise(function(resolve, reject) {20        resolve('Promise resolved');21    });22};23module.exports = {24};

Using AI Code Generation

1var promise = availablePromise.promiseFn();2promise.then(function(data){3    console.log(data);4}).catch(function(err){5    console.log(err);6});7var promise = notAvailablePromise.promiseFn();8promise.then(function(data){9    console.log(data);10}).catch(function(err){11    console.log(err);12});13var promise = notAvailablePromise.promiseFn();14promise.then(function(data){15    console.log(data);16}).catch(function(err){17    console.log(err);18});19var promise = new Promise(function(resolve, reject) {20if (someCondition) {21resolve(someValue);22} else {23reject(someReason);24}25});26var promise = new Promise(function(resolve, reject) {27if (someCondition) {28resolve(someValue);29} else {30reject(someReason);31}32});33var promise = new Promise(function(resolve, reject) {34if (someCondition) {35resolve(someValue);36} else {37reject(someReason);38}39});

Using AI Code Generation

1const availablePromise = require('./availablePromise');2availablePromise.promiseFn().then((data) => {3    console.log('Data is ', data);4}).catch((err) => {5    console.log('Error is ', err);6});7Data is  { name: 'Rahul', age: 22 }

Using AI Code Generation

1var availablePromises = require('./availablePromises');2availablePromises.promiseFn().then(function(result){3    console.log(result);4});5var promiseFn = function(){6    return new Promise(function(resolve, reject){7    });8}9var promiseFn2 = function(){10    return new Promise(function(resolve, reject){11    });12}13module.exports = {14}

Using AI Code Generation

1var available = require('./available');2available.promiseFn(3).then(function(data){3console.log(data);4}, function(err){5console.log(err);6});7var promiseFn = function(number){8return new Promise(function(resolve, reject){9setTimeout(function(){10if(number > 2){11resolve('Number is greater than 2');12}13else{14reject('Number is less than 2');15}16}, 1000);17});18};19module.exports.promiseFn = promiseFn;

Using AI Code Generation

1var promiseFn = availablePromises.promiseFn;2var promiseFn = availablePromises.promiseFn;3var promiseFn = availablePromises.promiseFn;4var promiseFn = availablePromises.promiseFn;5var promiseFn = availablePromises.promiseFn;6var promiseFn = availablePromises.promiseFn;7var promiseFn = availablePromises.promiseFn;8var promiseFn = availablePromises.promiseFn;9var promiseFn = availablePromises.promiseFn;10var promiseFn = availablePromises.promiseFn;11var promiseFn = availablePromises.promiseFn;12var promiseFn = availablePromises.promiseFn;13var promiseFn = availablePromises.promiseFn;14var promiseFn = availablePromises.promiseFn;15var promiseFn = availablePromises.promiseFn;16var promiseFn = availablePromises.promiseFn;17var promiseFn = availablePromises.promiseFn;18var promiseFn = availablePromises.promiseFn;19var promiseFn = availablePromises.promiseFn;20var promiseFn = availablePromises.promiseFn;21var promiseFn = availablePromises.promiseFn;22var promiseFn = availablePromises.promiseFn;

Using AI Code Generation

1var promise = availablePromises.promiseFn();2promise.then(function(result){3});4var promise = availablePromises.promiseFn.bind(availablePromises)();5promise.then(function(result){6});7var promise = availablePromises.promiseFn.bind(availablePromises)();8promise.then(function(result){9});

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.