Comparing enums with associated values

gistfile1.swift

enum MyEnum {
    case StateA
    case StateB
}


let enumValueA = MyEnum.StateA
let enumValueB = MyEnum.StateB

if enumValueA == enumValueB {
    println("Same")
}
else {
    println("Different")
}




enum AnotherEnum {
    case StateA
    case StateB(Int)
}

func ==(a:AnotherEnum, b:AnotherEnum) -> Bool {
    switch (a, b) {
        case (.StateA, .StateA):
            return true
        
        case let (.StateB(intA), .StateB(intB)):
            return intA == intB
        
        default:
            return false
    }
}


let anotherEnumValueA = AnotherEnum.StateA
let anotherEnumValueB = AnotherEnum.StateB(1)

if anotherEnumValueA == anotherEnumValueB {
    println("Same")
}
else {
    println("Different")
}