Hands-On Design Patterns with Swift

Model building

In Swift, we have the nice benefit of having structs automatically generate their constructor. This saves a lot of boilerplate code when creating new instances of structs.

Let's consider this Article struct. You could use this to represent an article for a blog, for example:

struct Article {    let id: String    let title: String    let contents: String    let author: String    let date: Date    var views: Int}

Creating new Article instances is quite labor-intensive, as you need to gather all the parameters and use them at once in the same code place. However, using the builder pattern, you could pass the builder around your code and, when the whole content is ready, create the article structure.

In editors such as IntelliJ for Java, you could ...