book

Mastering JavaScript Object-Oriented Programming

by Andrea Chiarelli, Lyubomyr Rudko

June 2016

Beginner to intermediate

292 pages

6h 8m

English

Packt Publishing

Read now

Unlock full access

eBooks, discount offers, and moreWhy subscribe?
What this book covers

Downloading the example codeErrataPiracyQuestions
Object literalsPropertiesMethods
The Object() constructor
OOP principles
AssociationAggregationComposition
EncapsulationInheritancePolymorphism
Encapsulation and information hiding
Scope and closurePrivacy levelsBenefits and drawbacks
Immediately invoked function expressionsCreating a meta-closure with an IIFEManaging isolated private membersA definitive solution with WeakMaps
Controlling access to public propertiesUsing getters and settersDescribing propertiesProperties with internal state
Why inheritance?
What is a prototype?Creating objectsPrototype chainingInheritance and constructors
Overriding methodsOverriding propertiesProtected membersPreventing extensions
Mixing prototypesMixing classes
Managing dynamic typingDynamic data typesData typing and objectsFrom data type to instance typeBeyond the instance type
A basic approachA general solutionEmulating Interfaces with duck typingMultiple interface implementation
Creating objects
The mysterious behavior of constructorsSingletonsWhen to use singletons?
Understanding factoriesFactory with constructor registrationThe abstract factory
When to use the builder pattern?
Managing user interfacesThe user interface problemsUser interfaces and JavaScript
Model, View, and Controller
What is data binding?Data binding elementsData binding directions
Manual data bindingMonitoring changesHacking propertiesDefining a binder
The observer patternThe publisher/subscriber patternImplementing observables
The proxy classData binding with proxies
Is JavaScript asynchronous?Event loop and asynchronous codeEvents, Ajax, and other asynchronous stuff
Using events propertiesUsing callbacksCallbacks and thisThe callback hellOrganizing callbacksThe issues of asynchronous code
What are Promises?The Promise terminologyCreating PromisesConsuming PromisesCatching failuresComposing Promises
Introducing GeneratorsUsing Generators for asynchronous tasksES7 async/await
The global scopeGlobal definitions
Namespaces as object literalsDefining namespaces with IIFE
Modules versus namespacesUsing anonymous closuresImporting modulesAugmenting modulesLoose augmentationOverriding a module's methodsTight augmentationComposing modulesSubmodules
Modules, scripts, and filesA simple module loaderCommonJS modulesAsynchronous Module DefinitionMerging the module pattern with AMDUniversal Module DefinitionUMDDependency management
ES6 module loading
Principle of OOP design
Dependency inversion, inversion of control, and dependency injectionDependency injection approaches
From scripts to applicationsWhat is a large-scale application?What is an application architecture?Goals of an architecture design
Old-style web applicationsSingle Page ApplicationsThe server roleView compositionNavigation and routingThe remote data
The overall architectureThe modulesThe SandboxThe facade patternThe application coreThe mediator patternThe base library
The log management exampleUsing inheritanceThe Aspect-Oriented Programming approach

Overview

Mastering JavaScript Object-Oriented Programming introduces developers to advanced Object-Oriented Programming concepts and techniques within JavaScript. Through comprehensive explanations and practical examples, you'll learn to create scalable, maintainable, and modular applications using the latest ECMAScript standards and design principles.

What this Book will help me do

Gain a detailed understanding of JavaScript's Object-Oriented Programming (OOP) features including modern ECMAScript extensions.
Learn how to implement fundamental and advanced OOP design patterns like Singleton, Factory, and Observer.
Understand and apply the SOLID principles to structuring maintainable and robust applications.
Discover how to use ES6 features like classes and inheritance to build and scale effective JavaScript programs.
Master techniques for organizing code effectively and designing modular architectures.

Author(s)

Andrea Chiarelli is an experienced software developer and technology author who specializes in JavaScript and web application architectures. With years of practical experience and a passion for teaching, Andrea brings clarity and depth to his technical books. His focus is on empowering developers through understandable explanations and actionable insights.

Who is it for?

This book is perfect for professional and aspiring JavaScript developers looking to advance their skills in Object-Oriented Programming. If you aim to create well-structured, maintainable applications, and you're already familiar with basic JavaScript, this book is for you. It's also suited for developers transitioning from other programming paradigms or languages to JavaScript OOP. Experienced developers seeking to modernize their JavaScript practices with ES6 techniques and advanced patterns will find this guide indispensable.