Switch/case statements

[DeflatedPickle]

number: 5
switch number {
    case 1 { print("It's one!") }
    case 2 { print("It's two!") }
    case "Hello" { print("I don't know how this happened!") }
    case 3 + 1 { print("It's four!") }
    case 5 { print("It's five!") }

    else { print("I don't know what it is!") }
}