function fakeAjax(url, cb) {
var fake_responses = {
file1: 'The first text',
file2: 'The middle text',
file3: 'The last text'
};
var randomDelay = (Math.round(Math.random() * 1e4) % 8000) + 1000;
console.log('Requesting: ' + url);
setTimeout(function() {
cb(fake_responses[url]);
}, randomDelay);
}
function output(text) {
console.log(text);
}
// **************************************
function getFile(file) {
return ASQ(function(done) {
fakeAjax(file, done);
});
}
getFile('file1')
.val(output)
.seq(getFile('file2'))
.val(output)
.seq(getFile('file3'))
.val(output)
.seq(() => output('Completed'));