i don't know how to node

pipes.js

var through = require("through");
var hyperquest = require("hyperquest");
var trumpet = require("trumpet");

module.exports.download = function download(url, options) {
    var output = through();
    var trumpeter = trumpet();
    var request = hyperquest.get(url);

    trumpeter.selectAll("title", function (title) {
        output.queue({title: title}); // ???
    }); 

    request.pipe(trumpeter); // ???

    //request.on("response", function(response){});
    //request.on("error", function(error){..});

    // TODO: how to let the user hook into request.on("error") ?
    // TODO: how to let the user hook into the "output" stream ?

    return output; // TODO
};