Node.js: Design Patterns

Learn how to use common design patterns in Node.js to write better JavaScript code.

Introduction

• Welcome
• What you should know
• Using the exercise files

1. Overview

• What are design patterns?
• Gang of Four: Design patterns
• Anti-patterns

2. Creational Patterns

• The singleton problem
• The Singletons pattern
• Singletons in Node
• The Prototype pattern
• The prototype clone method
• The Factory pattern
• The Builder pattern
• Implementing a builder

3. Structural Patterns

• The Adapter pattern
• Implementing an adapter
• The Proxy pattern
• Implementing a proxy
• The Composite pattern
• Implementing composites
• The Decorator pattern
• Implementing decorators

4. Behavioral Patterns

• Chain of responsibility
• Implementing the storage class
• The Command pattern
• Implementing commands
• Improving the conductor
• The Iterator pattern
• Implementing iterators
• The Observer pattern
• Implementing observers
• The Strategy pattern
• Implementing strategies

Conclusion

• Next steps