Reusable services

a.js

// api/v1/group/a.js
module.exports = function(args, cb, session){
    var bRes = this.f_api('v1.group.b', {
        a: 5
    }).wait();
    cb(void 0, {
        myData: bRes.someData
    });
}
module.exports.fibers = true;

b.js

// api/v1/group/b.js
module.exports = function(args, cb, session){
    var cRes = this.f_api('v1.group.c', {
        b: args.a * 2 // Now we pass 5 * 2 = 10
    }).wait();
    cb(void 0, {
        someData: cRes.c
    });
}
module.exports.fibers = true;

c.js

// api/v1/group/c.js
module.exports = function(args, cb, session){
    cb(void 0, {c: args.b * 2}); // 10 * 2 = 20;
}
module.exports.fibers = true;