public CommandOption(
Type parameterType, ParameterKind parameterKind, PropertyInfo property, string?description,
TypeConverterAttribute?converter, PairDeconstructorAttribute?deconstructor,
CommandOptionAttribute optionAttribute, IEnumerable <ParameterValidationAttribute> validators,
DefaultValueAttribute?defaultValue, bool valueIsOptional)
: base(parameterType, parameterKind, property, description, converter,
defaultValue, deconstructor, validators, false)
{
LongNames = optionAttribute.LongNames;
ShortNames = optionAttribute.ShortNames;
ValueName = optionAttribute.ValueName;
ValueIsOptional = valueIsOptional;
}
public CommandTreeParser(CommandModel configuration, ICommandAppSettings settings, ParsingMode?parsingMode = null)
{
if (settings is null)
{
throw new ArgumentNullException(nameof(settings));
}
_configuration = configuration;
_parsingMode = parsingMode ?? _configuration.ParsingMode;
_help = new CommandOptionAttribute("-h|--help");
CaseSensitivity = settings.CaseSensitivity;
}
private static ParameterKind GetOptionKind(
Type type,
CommandOptionAttribute attribute,
PairDeconstructorAttribute?deconstructor,
TypeConverterAttribute?converter)
{
if (attribute.ValueIsOptional)
{
return(ParameterKind.FlagWithValue);
}
if (type.IsPairDeconstructable() && (deconstructor != null || converter == null))
{
return(ParameterKind.Pair);
}
return(GetParameterKind(type));
}
private static CommandOption BuildOptionParameter(PropertyInfo property, CommandOptionAttribute attribute)
{
var description = property.GetCustomAttribute <DescriptionAttribute>();
var converter = property.GetCustomAttribute <TypeConverterAttribute>();
var deconstructor = property.GetCustomAttribute <PairDeconstructorAttribute>();
var validators = property.GetCustomAttributes <ParameterValidationAttribute>(true);
var defaultValue = property.GetCustomAttribute <DefaultValueAttribute>();
var kind = GetOptionKind(property.PropertyType, attribute, deconstructor, converter);
if (defaultValue == null && property.PropertyType == typeof(bool))
{
defaultValue = new DefaultValueAttribute(false);
}
return(new CommandOption(property.PropertyType, kind,
property, description?.Description, converter, deconstructor,
attribute, validators, defaultValue, attribute.ValueIsOptional));
}