/// <summary>
/// Called when a validation fails on the parameters.
/// </summary>
/// <param name="pDesc">The description of the failed parameter.</param>
/// <param name="pError">The type of error.</param>
public void Error(Description pDesc, eERROR pError)
{
switch (pError)
{
case eERROR.REQUIRED:
_output.Error(OutputFormatter.WriteRequired(pDesc.Role, _options.Prefix, pDesc.Name));
return;
case eERROR.DUPLICATE:
_output.Error(OutputFormatter.WriteDuplicate(pDesc.Role, _options.Prefix, pDesc.Name));
return;
case eERROR.MISSING_VALUE:
_output.Error(OutputFormatter.WriteMissingValue(pDesc.Role, _options.Prefix, pDesc.Name));
return;
}
throw new InvalidArgumentException("Unsupported error type");
}
/// <summary>
/// Displays command line usage.
/// </summary>
public void Show(ICollection <Description> pDescriptions)
{
string namedUsage = getNamedUsage(pDescriptions);
string passedUsage = getPassedUsage(pDescriptions);
_output.Standard(string.Format(Properties.Help.Usage, OutputFormatter.ExecutableName(), namedUsage,
passedUsage));
int maxNameWidth = getMaxNameWidth(pDescriptions);
if (pDescriptions.FirstOrDefault(pDesc => pDesc.Role == eROLE.NAMED) != null)
{
_output.Standard("");
_output.Standard(Properties.Help.Options);
_output.Standard("");
foreach (Description desc in from desc in pDescriptions where desc.Role == eROLE.NAMED select desc)
{
Display(maxNameWidth, desc);
}
}
if (pDescriptions.FirstOrDefault(pDesc => pDesc.Role == eROLE.PASSED) != null)
{
_output.Standard("");
foreach (Description desc in from desc in pDescriptions where desc.Role == eROLE.PASSED select desc)
{
Display(maxNameWidth, desc);
}
}
if (pDescriptions.FirstOrDefault(pDesc => pDesc.Scope == eSCOPE.OPTIONAL) != null)
{
_output.Standard("");
_output.Standard(Properties.Help.Optional);
}
}
/// <summary>
/// Called when an argument is not recognized.
/// </summary>
/// <param name="pUnknown">The unknown argument.</param>
public void Unknown(Argument pUnknown)
{
_output.Error(OutputFormatter.WriteUnknown(pUnknown.Value));
}