public virtual string GetSwitchHelp(ParamsObject InputParams)
{
int _atLeastOne = 0;
IEnumerable <SwitchAttribute> switchAttrs = getOrderedSwitches(InputParams);
///If allowed to call with no default ordinal
bool defaultOrdinalAllowed = switchAttrs.Where(sa => sa.Required && sa.DefaultOrdinal == null).Count() == 0;
string _defaultOrdinalMessage = "";
if (!defaultOrdinalAllowed)
{
_defaultOrdinalMessage = "Anonymous parameters not allowed.";
}
else
{
_defaultOrdinalMessage = "Anonymous parameters must be passed in their default ordinal, as listed below.";
}
string _help = _defaultOrdinalMessage + Environment.NewLine;
foreach (SwitchAttribute switchAttr in switchAttrs)
{
SwitchHelpTextAttribute helpText = InputParams.GetPropertyByAttribute(switchAttr).GetCustomAttribute <SwitchHelpTextAttribute>();
if (helpText == null)
{
continue;
}
_atLeastOne++;
string _name = helpText.Name;
string _description = helpText.Description;
string _isoptional = switchAttr.Required ? "Required" : "Optional";
string _acceptedValues = "";
string _noDefaultOrdinal = defaultOrdinalAllowed && switchAttr.DefaultOrdinal.HasValue ? "" : "No default ordinal. ";
string[] _acceptedValArr = _parser.GetAcceptedValues(InputParams.GetPropertyByAttribute(switchAttr).PropertyType);
if (_acceptedValArr.Length == 0)
{
_acceptedValArr = switchAttr.SwitchValues;
}
if (_acceptedValArr.Length > 0)
{
_acceptedValues = _acceptedValArr.Length == 0 ? "" : string.Format("Accepted Values: {0}`{1}`.",
string.Concat(
_acceptedValArr
.Take(_acceptedValArr.Length - 1)
.Select(s => "`" + s.ToUpper() + "`| ")
),
_acceptedValArr.ElementAt(_acceptedValArr.Length - 1).ToUpper());
}
if (string.IsNullOrEmpty(_name))
{
_name = switchAttr.SwitchName;
}
_name = _name.ToUpper();
_help += Environment.NewLine + string.Format("/{0," + (_options.HelpTextIndentLength * -1).ToString() + "} {1}. {2}{3}. {4}", _name + ": ", _isoptional, _noDefaultOrdinal, _description, _acceptedValues);
}
_help += Environment.NewLine;
return(_help);
}
public virtual string GetUsage(ParamsObject InputParams)
{
string _usage = System.IO.Path.GetFileName(System.Reflection.Assembly.GetEntryAssembly().Location) + " ";
IEnumerable <SwitchAttribute> switchAttrs = getOrderedSwitches(InputParams);
foreach (SwitchAttribute switchAttr in switchAttrs)
{
string _name = switchAttr.SwitchName;
_usage += string.Format("/{0}:\"{1}\" ", _name.ToUpper(), InputParams.GetPropertyByAttribute(switchAttr).Name);
}
return(_usage);
}