var Promise = require('bluebird');

function doSomething() {
    // return Promise.resolve();
    // return Promise.reject(new Error("Error doSomething"));
    return new Promise(function (f, r) {
        f();
    });
}

function doAnother() {
    // return Promise.reject(new Error("Error doAnother"));
    return new Promise(function (f, r) {
        r(new Error("Error doAnother"));
    });
}

doSomething().then(doAnother).then(function() {
    console.log("fullifillidHandler");
}, function(err) {
    console.log("rejectHandler", err.message);
});