private static string FailuresToFailureString(IImmutableList <Failure> failures)
{
ErrorRelevanceConfidence maxConfidence = failures.Max(failure => failure.Relevance);
IEnumerable <string> relevantFailureTexts = failures
.Where(f => f.Relevance == maxConfidence)
.Select(f => f.Error)
.Distinct();
return(string.Join(", or ", relevantFailureTexts));
}
public Failure(ErrorRelevanceConfidence relevance, string error)
{
Relevance = relevance;
Error = error;
}
/// <summary>
/// Create an unsuccessful parse result object, without any nested failure.
/// </summary>
/// <param name="message">A message describing the error.</param>
/// <param name="relevance">(optional) How likely it is that this error is relevant to the overall parsing,
/// or in other words how useful it will probably be if reported to the user.</param>
/// <returns>An respective instance of <see cref="ArgsParseResult{T}"/></returns>
public static ArgsParseResult <T> Failure(
string message,
ErrorRelevanceConfidence relevance = ErrorRelevanceConfidence.Default)
{
return(new ArgsParseResult <T>(null, ImmutableList.Create(new Failure(relevance, message))));
}