Book Image

Mastering Swift 5.3 - Sixth Edition

By : Jon Hoffman
Book Image

Mastering Swift 5.3 - Sixth Edition

By: Jon Hoffman

Overview of this book

Over the years, Mastering Swift has proven itself among developers as a popular choice for an in-depth and practical guide to the Swift programming language. This sixth edition comes with the latest features, an overall revision to align with Swift 5.3, and two new chapters on building swift from source and advanced operators. From the basics of the language to popular features such as concurrency, generics, and memory management, this in-depth guide will help you develop your expertise and mastery of the language. As you progress, you will gain practical insights into some of the most sophisticated elements in Swift development, including protocol extensions, error handling, and closures. The book will also show you how to use and apply them in your own projects. In later chapters, you will understand how to use the power of protocol-oriented programming to write flexible and easier-to-manage code in Swift. Finally, you will learn how to add the copy-on-write feature to your custom value types, along with understanding how to avoid memory management issues caused by strong reference cycles. By the end of this Swift book, you will have mastered the Swift 5.3 language and developed the skills you need to effectively use its features to build robust applications.
Table of Contents (23 chapters)
21
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22
Index

Creational design patterns

Creational patterns are design patterns that deal with how an object is created. These patterns create objects in a manner suitable for a particular situation.

There are two basic ideas behind creational patterns. The first is encapsulating the knowledge of which concrete types should be created and the second is hiding how the instances of these types are created.

There are five well-known patterns that are a part of the creational pattern category. They are as follows:

  • The abstract factory pattern: This provides an interface for creating related objects without specifying the concrete type
  • The builder pattern: This separates the construction of a complex object from its representation, so the same process can be used to create similar types
  • The factory method pattern: This creates objects without exposing the underlying logic of how the object (or which type of object) is created
  • The prototype pattern: This creates...