private string?GetValueForOption(string parameterName, OptionResult optionResult)
{
//if default value is used, no need to return it - it will be populated in template engine edge instead.
if (optionResult.IsImplicit)
{
return(null);
}
var optionValue = optionResult.GetValueOrDefault();
if (optionValue == null)
{
return(null);
}
if (!Template.CliParameters.TryGetValue(parameterName, out CliTemplateParameter? parameter))
{
throw new InvalidOperationException($"Parameter {parameterName} is not defined for {Template.Identity}.");
}
if (parameter.Type == ParameterType.Hex && optionResult.Option.ValueType == typeof(long))
{
var intValue = (long)optionValue;
return($"0x{intValue.ToString("X")}");
}
return(optionValue.ToString());
}
private static string OutputValidiator(OptionResult optionResult)
{
ArgumentNullException.ThrowIfNull(optionResult);
var outPath = optionResult?.GetValueOrDefault <string>();
if (outPath is null)
{
return(default);
public static string Validator <T>(OptionResult result, Func <T, bool> validator)
{
var value = result.GetValueOrDefault <T>();
if (!validator(value))
{
return($"Option {result.Token?.Value} cannot be set to {value}");
}
return(string.Empty);
}
static string ValidateTelemetry(CommandResult result)
{
const string nameMessage = "--telemetry-name must be 3 - 24 characters [a-z][0-9]";
const string keyMessage = "--telemetry-key must be 36 characters 8[hex]-4[hex]-4[hex]-12[hex]";
const string bothMessage = "--telemetry-name and --telemetry-key must both be specified or omitted";
OptionResult name = result.Children.FirstOrDefault(c => c.Symbol.Name == "telemetry-name") as OptionResult;
OptionResult key = result.Children.FirstOrDefault(c => c.Symbol.Name == "telemetry-key") as OptionResult;
// neither name or key is set
if (name == null && key == null)
{
return(string.Empty);
}
// both name and key must be set
if (name == null || key == null)
{
return(bothMessage);
}
// get the values
string n = name.GetValueOrDefault <string>();
string k = key.GetValueOrDefault <string>();
// both are null is OK
if (n == null && k == null)
{
return(string.Empty);
}
// both must be set
if (n == null || k == null)
{
return(bothMessage);
}
// name must be 3-24 characters in length
if (n.Length < 3 || n.Length > 24)
{
return(nameMessage);
}
// key must be 36 characters
if (k.Length != 36)
{
return(keyMessage);
}
return(string.Empty);
}
// validate --duration and --random based on --run-loop
private static string ValidateRunLoopDependencies(CommandResult result)
{
OptionResult runLoopRes = result.Children.FirstOrDefault(c => c.Symbol.Name == "run-loop") as OptionResult;
OptionResult durationRes = result.Children.FirstOrDefault(c => c.Symbol.Name == "duration") as OptionResult;
OptionResult randomRes = result.Children.FirstOrDefault(c => c.Symbol.Name == "random") as OptionResult;
bool runLoop = runLoopRes.GetValueOrDefault <bool>();
int? duration = durationRes.GetValueOrDefault <int?>();
bool random = randomRes.GetValueOrDefault <bool>();
if (duration != null && duration > 0 && !runLoop)
{
return("--run-loop must be true to use --duration");
}
if (random && !runLoop)
{
return("--run-loop must be true to use --random");
}
return(string.Empty);
}
public void The_default_value_of_an_option_with_no_arguments_is_true()
{
var command = new OptionResult(new Option("-x"), new Token("-x", TokenType.Option));
command.GetValueOrDefault().Should().Be(null);
}
private static string?DirectoryValidator(OptionResult r)
{
var dir = r.GetValueOrDefault <DirectoryInfo>();
return(dir.Exists ? null : $"Directory {dir} doesn't exist!");
}