Node.js Design Patterns - Second Edition

Summary

In this chapter, we have seen how the Node.js platform is based on a few important principles that provide the foundation to build efficient and reusable code. The philosophy and the design choices behind the platform have, in fact, a strong influence on the structure and behavior of every application and module we create. Often, for a developer moving from another technology, these principles might seem unfamiliar and the usual instinctive reaction is to fight the change by trying to find more familiar patterns inside a world which, in reality, requires a real shift in the mindset.

On one hand, the asynchronous nature of the reactor pattern requires a different programming style made of callbacks and things that happen at a later time, ...