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Node.js  Design Patterns

You're reading from   Node.js Design Patterns Master best practices to build modular and scalable server-side web applications

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Product type Paperback
Published in Jul 2016
Publisher Packt
ISBN-13 9781785885587
Length 526 pages
Edition 2nd Edition
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Authors (3):
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Luciano Mammino Luciano Mammino
Author Profile Icon Luciano Mammino
Luciano Mammino
Mario Casciaro Mario Casciaro
Author Profile Icon Mario Casciaro
Mario Casciaro
Joel Purra Joel Purra
Author Profile Icon Joel Purra
Joel Purra
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Table of Contents (12) Chapters Close

Preface 1. Welcome to the Node.js Platform 2. Node.js Essential Patterns FREE CHAPTER 3. Asynchronous Control Flow Patterns with Callbacks 4. Asynchronous Control Flow Patterns with ES2015 and Beyond 5. Coding with Streams 6. Design Patterns 7. Wiring Modules 8. Universal JavaScript for Web Applications 9. Advanced Asynchronous Recipes 10. Scalability and Architectural Patterns 11. Messaging and Integration Patterns

Chapter 6. Design Patterns

A design pattern is a reusable solution to a recurring problem; the term is really broad in its definition and can span multiple domains of an application. However, the term is often associated with a well-known set of object-oriented patterns that were popularized in the 90s by the book, Design Patterns: Elements of Reusable Object-Oriented Software, Pearson Education, by the almost legendary Gang of Four (GoF): Erich Gamma, Richard Helm, Ralph Johnson, and John Vlissides. We will often refer to these specific sets of patterns as traditional design patterns, or GoF design patterns.

Applying this set of object-oriented design patterns in JavaScript is not as linear and formal as it would be in a classical object-oriented language. As we know, JavaScript is multi-paradigm, object-oriented, and prototype-based, and has dynamic typing; it treats functions as first-class citizens, and allows functional programming styles. These characteristics make JavaScript...

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