private static Unit addValueOptionToResults(ParsingResultsBuilder result,
Queue <string> arguments,
ArgumentDefinition.ValueOptionDefinition valueOption,
Func <ArgumentDefinition.ValueOptionDefinition, string> argumentNameSelector)
=> arguments.Any()
? result.Add(valueOption.ConfigurationKey, arguments.Dequeue())
: result.ErrorArgumentRequiresValue($"{argumentNameSelector(valueOption)}", $"The argument '{argumentNameSelector(valueOption)}' requires an additional value.");
private Unit handleSingleDashArgument(ParsingResultsBuilder result, Queue <string> arguments, ArgumentType.SingleDash dashArgument)
{
// separate every character of a possible switch-group
var allSwitches = dashArgument.Argument.Select(c => c.ToString()).ToList();
for (int i = 0; i < allSwitches.Count; i++)
{
if (_indexedArgumentDefinitions.TryGetValue(allSwitches[i], out ArgumentDefinition currentDefinition))
{
switch (currentDefinition)
{
case ArgumentDefinition.SwitchOptionDefinition switchOption:
addSwitchToResults(result, switchOption);
break;
case ArgumentDefinition.ValueOptionDefinition valueOption:
if (i == allSwitches.Count - 1)
{
addValueOptionToResults(result, arguments, valueOption, p => $"-{p.ShortName.GetValue(null)}");
}
else
{
// error, value-argument must be last character
string argumentName = $"-{valueOption.ShortName.GetValue(null)}";
return(result.ErrorArgumentRequiresValue(argumentName, $"Argument '-{argumentName}' requires a value and thus must be last character of an argument group."));
}
break;
}
}
else
{
// error, unknown argument/switch
result.ErrorArgumentUnknown($"-{allSwitches[i]}");
}
}
return(Unit.Default);
}