Encodable enum with associated values - single value container

QuestionnaireFeedback.swift

//Encoding an enum with associated values is super simple.


enum Answer {
    case rating(Int)
    case freetextResponse(String)
}

extension Answer: Encodable {
    
    func encode(to encoder: Encoder) throws {
        var container = encoder.singleValueContainer()
        
        switch self {
        case let .rating(value):
            try container.encode(value)
        case let .freetextResponse(text):
            try container.encode(text)
        }
    }
}