internal static ArgumentConversionResult ConvertIfNeeded(
this OptionResult optionResult,
Type type)
{
if (optionResult == null)
{
throw new ArgumentNullException(nameof(optionResult));
}
return(optionResult.ArgumentConversionResult
.ConvertIfNeeded(optionResult, type));
}
internal static FailedArgumentConversionArityResult Validate(
SymbolResult symbolResult,
IArgument argument,
int minimumNumberOfValues,
int maximumNumberOfValues)
{
var argumentResult = symbolResult switch
{
CommandResult commandResult => commandResult.Root.FindResultFor(argument),
OptionResult optionResult => optionResult.Children.ResultFor(argument),
_ => symbolResult
};
var tokenCount = argumentResult?.Tokens.Count ?? 0;
if (tokenCount < minimumNumberOfValues)
{
if (symbolResult.UseDefaultValueFor(argument))
{
return(null);
}
return(new MissingArgumentConversionResult(
argument,
symbolResult.ValidationMessages.RequiredArgumentMissing(symbolResult)));
}
if (tokenCount > maximumNumberOfValues)
{
if (maximumNumberOfValues == 1)
{
return(new TooManyArgumentsConversionResult(
argument,
symbolResult.ValidationMessages.ExpectsOneArgument(symbolResult)));
}
else
{
return(new TooManyArgumentsConversionResult(
argument,
symbolResult.ValidationMessages.ExpectsFewerArguments(
symbolResult.Tokens.Last(),
tokenCount,
maximumNumberOfValues)));
}
}
return(null);
}
internal static ArgumentResult GetValueAs(
this OptionResult optionResult,
Type type)
{
if (optionResult == null)
{
throw new ArgumentNullException(nameof(optionResult));
}
if (type == null)
{
type = typeof(object);
}
return(optionResult.ArgumentResult.GetValueAs(type));
}
public static T GetValueOrDefault <T>(this OptionResult optionResult)
{
return(optionResult.GetValueAs(typeof(T)).GetValueOrDefault <T>());
}
public static object GetValueOrDefault(this OptionResult optionResult)
{
return(optionResult.GetValueOrDefault <object>());
}
public static T GetValueOrDefault <T>(this OptionResult optionResult)
{
return(optionResult.ConvertIfNeeded(typeof(T))
.GetValueOrDefault <T>());
}
internal void AddImplicitOption(IOption option)
{
Children.Add(OptionResult.CreateImplicit(option, this));
}
