ircular Reference async

circularasyncdo.swift

        let person1 = Person(name: "🐱")
        let person2 = Person(name: "🦁")
        let person3 = Person(name: "🐷")
        let person4 = Person(name: "🐼")
        let person5 = Person(name: "🐻")

        person1.normalHello()
        person2.strongHello()
        person3.weakHello()
        person4.noescapeHello()
        person5.noescapeAndWeakHello()

// 結果
--- init 🐱 ---
--- init 🦁 ---
--- init 🐷 ---
--- init 🐼 ---
--- init 🐻 ---
Hello, I am 🐱!
Hello, I am 🦁!
Hello, I am 🐷!
Hello, I am 🐼!
Hello, I am 🐻!
--- deinit 🐻 ---
--- deinit 🐷 ---
--- deinit 🐱 ---
....🦁 [strong]
....nil [weak]
....🐼 [noescape]
--- deinit 🐼 ---
....nil [noescape and weak]