promise-util-task/example/ex1.js

task manager for promise

var task = require('..');

var timeout = function(callback, ms) {
    return new Promise(function(resolve, reject) {
        setTimeout(function() {
            resolve(callback());
        }, ms);
    });
};

console.time("elapsed time");
task.seq([
    function(){return 1},
    function(){return 2},
    function(){return 3},
    function(){return timeout(function(){return 4}, Math.random() * 1000)},
    function(){return 5},
    function(){return timeout(function(){return 6}, Math.random() * 1000)},
    function(){return 7},
    function(){return 8},
    function(){return 9},
    function(){return 10}
]).then(function(res){
    console.timeEnd("elapsed time");
    console.log(res);
})