Mastering JavaScript Design Patterns by Timms, Simon -- Read -- Imperial Library of Trantor

Index

Mastering JavaScript Design Patterns

Table of Contents Mastering JavaScript Design Patterns Credits About the Author About the Reviewers www.PacktPub.com

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Preface

What this book covers What you need for this book Who this book is for Conventions Reader feedback Customer support

Downloading the example code Errata Piracy Questions

1. Designing for Fun and Profit

The road to JavaScript

The early days A pause The way of Gmail JavaScript everywhere

What is a design pattern? Antipatterns Summary

I. Classical Design Patterns

2. Organizing Code

Chunks of code What's the matter with global scope anyway? Objects in JavaScript Build me a prototype Inheritance Modules ECMAScript 6 classes and modules Best practices and troubleshooting Summary

3. Creational Patterns

Abstract Factory Implementation Builder

Implementation

Factory Method

Implementation

Singleton

Implementation Disadvantages

Prototype

Implementation

Hints and tips Summary

4. Structural Patterns

Adapter

Implementation

Bridge

Implementation

Composite

An example Implementation

Decorator

Implementation

Façade

Implementation

Flyweight

Implementation

Proxy

Implementation

Hints and tips Summary

5. Behavioral Patterns

Chain of responsibility

Implementation

Command

The command message The invoker The receiver

Interpreter

An example Implementation

Iterator

Implementation ECMAScript 6 iterators

Mediator

Implementation

Memento

Implementation

Observer

Implementation

State

Implementation

Strategy

Implementation

Template method

Implementation

Visitor Hints and tips Summary

II. Other Patterns

6. Functional Programming

Functional functions are side-effect free Function passing

Implementation

Filters and pipes

Implementation

Accumulators

Implementation

Memoization

Implementation

Immutability Lazy instantiation

Implementation

Hints and tips Summary

7. Model View Patterns

First, some history Model View Controller

The MVC code

Model View Presenter

The MVP code

Model View ViewModel

The MVVM code A better way to transfer changes between the model and the view Observing view changes

Hints and tips Summary

8. Web Patterns

Sending JavaScript

Combining files Minification Content delivery networks

Plugins

jQuery d3

Doing two things at once – multithreading The circuit breaker pattern

Back-off Degraded application behavior

The promise pattern Hints and tips Summary

9. Messaging Patterns

What's a message anyway?

Commands Events

Request-reply Publish-subscribe

Fan out and fan in

Dead-letter queues

Message replay Pipes and filters Versioning messages

Hints and tips Summary

10. Patterns for Testing

The testing pyramid Test in the small with unit tests Arrange-Act-Assert

Asserts

Fake objects

Test spies Stub Mock

Monkey patching Interacting with the user interface

Browser testing Faking the DOM Wrapping the manipulation

Build and test tools Hints and tips Summary

11. Advanced Patterns

Dependency injection Live postprocessing Aspect-oriented programming Macros Hints and tips Summary

12. ES6 Solutions Today

TypeScript

The class syntax The module syntax Arrow functions Typing

Traceur

Classes Default parameters Template literals Block bindings with let Async Conclusion

Hints and tips Summary

A. Conclusion

Index

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