// This method handles the fallible result, so would normally only be called in the client
// C#7 version
//public void Match(Action<T> onSuccess, Action<string, string> onFailure, Action<string, string> onBadIdea = null) {
// switch (this) {
// case Success<T> success:
// onSuccess(success.Value);
// break;
// case BadIdea<T> badIdea:
// if (onBadIdea != null) {
// onBadIdea(badIdea.Message, badIdea.StackTrace);
// } else {
// onFailure(badIdea.Message, badIdea.StackTrace);
// }
// break;
// case Failure<T> failure:
// // TODO AYS - Handle exception
// onFailure(failure.Message, failure.StackTrace);
// break;
// }
//}
// C#6 version
public void Match(Action <T> onSuccess, Action <string> onFailure, Action <string> onBadIdea = null)
{
if (this is Success <T> )
{
Success <T> success = (Success <T>) this;
onSuccess(success.Value);
}
else if (this is BadIdea <T> )
{
BadIdea <T> badIdea = (BadIdea <T>) this;
if (onBadIdea != null)
{
onBadIdea(badIdea.Message);
}
else
{
onFailure(badIdea.Message);
}
}
else if (this is Failure <T> )
{
Failure <T> failure = (Failure <T>) this;
onFailure(failure.Message);
}
}
private Fallible <T> DoPrivate(Func <T> f)
{
Fallible <T> result;
// Create a logger based on the call stack, as that way we can set the type to be the class that made the call to Do()
try {
T fResult = f();
result = new Success <T> {
Value = fResult
};
}
catch (BadIdeaException ex) {
result = new BadIdea <T> {
Message = ex.Message, StackTrace = ex.StackTrace
};
}
catch (Exception ex) {
result = new Failure <T> {
Message = ex.Message, StackTrace = ex.StackTrace
};
}
return(result);
}