JSFiddle - React, Tailwind, and code Playground

JavaScript

var urls = ['/pasta/a', '/pasta/b' /* etc... */ ];

function get(url, i) {
    // return $http.get(url); <-- isto será o que queres
    return new Promise(function(resolve, reject) {
        setTimeout(function() {
            resolve(i);
        }, 100);
    });
}

Promise.all(urls.map(get)).then(function(res) {
    console.log(res);
}, function() {
    console.log('Algo falhou!');
});