Blogpost code

exampleA.swift

class Object: NSObject {
    let name:String
    
    init(name:String) {
        self.name = name
    }
}

func ==(lhs: Object, rhs:Object) -> Bool {
    return lhs.name == rhs.name
}

func doSomethingWhenTheStringMatches() {
    print("hello word")
}

let a = Object(name: "foo")
let b = Object(name: "foo")

if a == b {
    doSomethingWhenTheStringMatches()
}