ParameterInfo ICommandExecutorImpl.SetOptionParameter(string key, CommandPart commandPart, CommandAttribute command, SortedList <int, object> parameters)
{
if (!command.Options.TryGetValue(key, out var option))
{
throw new BadCommandException(command, $"Unknown option `{key}`");
}
var valueString = _parser.GetString(commandPart.Value);
var value = _valueConverter.GetValue(valueString, option.Parameter.ParameterType);
if (parameters.TryGetValue(option.Parameter.Position, out var existingValue))
{
if (!option.Parameter.ParameterType.IsArray)
{
throw new BadCommandException(command, $"Option `{key}` specified too many times");
}
parameters[option.Parameter.Position] = ((Array)existingValue).ExtendAndAddArray((Array)value);
}
else
{
parameters.Add(option.Parameter.Position, value);
}
return(option.Parameter);
}
bool ICommandParserImplementation.TryGetCommandPart(out CommandPart commandPart)
{
commandPart = default;
_impl.ConsumeWhitespace();
if (_impl.Peek() == '\0')
{
return(false);
}
if (_impl.ConsumeIf('-'))
{
if (_impl.ConsumeIf('-'))
{
commandPart = _impl.GetLongFormArgument();
}
else
{
commandPart = _impl.GetShortFormArgument();
}
}
else
{
commandPart = _impl.GetValue();
}
return(true);
}
bool ICommandExecutorImpl.TrySetGlobalOption(string key, CommandPart commandPart, GlobalOptionsWrapper globalOptions)
{
if (globalOptions?.Options == null || !globalOptions.Options.TryGetValue(key, out var optionAtt))
{
return(false);
}
var value = _parser.GetString(commandPart.Value);
var globalvalue = _valueConverter.GetValue(value, optionAtt.Property.PropertyType);
optionAtt.Property.SetValue(globalOptions.GlobalOptions, globalvalue);
return(true);
}
bool ICommandHelper.TryShowHelpOrVersion(CommandPart commandPart, VerbAttribute verb, string key, ICommandExecutorOptions options, GlobalOptionsWrapper globalOptions)
{
if ((commandPart.IsShortForm && key[0] == options.VersionShortForm) || (!commandPart.IsShortForm && key.Equals(options.VersionLongForm, StringComparison.OrdinalIgnoreCase)))
{
_commandHelper.WriteVersion(options);
return(true);
}
if ((commandPart.IsShortForm && key[0] == options.HelpShortForm) || (!commandPart.IsShortForm && key.Equals(options.HelpLongForm, StringComparison.OrdinalIgnoreCase)))
{
_commandHelper.WriteVerbHelp(verb, options, globalOptions);
return(true);
}
return(false);
}
