EnumManualString.swift

enum BestEnum:RawRepresentable{
    case myCase
    case otherCase
    
    init?(rawValue: String) {
        switch (rawValue){
        case "my_case": self = .myCase
        case "other_case": self = .otherCase
        default: return nil
        }
    }
    var rawValue: String{
        switch(self){
        case .myCase: return "my_case"
        case .otherCase: return "other_case"
        }
    }
}