private void BindOptions(
ICommand instance,
IReadOnlyList <CommandOptionInput> optionInputs,
IReadOnlyDictionary <string, string> environmentVariables)
{
// All inputs must be bound
var remainingOptionInputs = optionInputs.ToList();
// All required options must be set
var unsetRequiredOptions = Options.Where(o => o.IsRequired).ToList();
// Environment variables
foreach (var(name, value) in environmentVariables)
{
var option = Options.FirstOrDefault(o => o.MatchesEnvironmentVariableName(name));
if (option == null)
{
continue;
}
var values = option.IsScalar
? new[] { value }
: value.Split(Path.PathSeparator);
option.BindOn(instance, values);
unsetRequiredOptions.Remove(option);
}
// Direct input
foreach (var option in Options)
{
var inputs = optionInputs
.Where(i => option.MatchesNameOrShortName(i.Alias))
.ToArray();
// Skip if the inputs weren't provided for this option
if (!inputs.Any())
{
continue;
}
var inputValues = inputs.SelectMany(i => i.Values).ToArray();
option.BindOn(instance, inputValues);
remainingOptionInputs.RemoveRange(inputs);
// Required option implies that the value has to be set and also be non-empty
if (inputValues.Any())
{
unsetRequiredOptions.Remove(option);
}
}
// Ensure all inputs were bound
if (remainingOptionInputs.Any())
{
throw CliFxException.UnrecognizedOptionsProvided(remainingOptionInputs);
}
// Ensure all required options were set
if (unsetRequiredOptions.Any())
{
throw CliFxException.RequiredOptionsNotSet(unsetRequiredOptions);
}
}
private void InjectOptions(
ICommand command,
IReadOnlyList <CommandOptionInput> optionInputs,
IReadOnlyDictionary <string, string> environmentVariables)
{
// All inputs must be bound
var remainingOptionInputs = optionInputs.ToList();
// All required options must be set
var unsetRequiredOptions = Options.Where(o => o.IsRequired).ToList();
// Environment variables
foreach (var(name, value) in environmentVariables)
{
var option = Options.FirstOrDefault(o => o.MatchesEnvironmentVariableName(name));
if (option != null)
{
var values = option.IsScalar
? new[] { value }
: value.Split(Path.PathSeparator);
option.Inject(command, values);
unsetRequiredOptions.Remove(option);
}
}
// TODO: refactor this part? I wrote this while sick
// Direct input
foreach (var option in Options)
{
var inputs = optionInputs
.Where(i => option.MatchesNameOrShortName(i.Alias))
.ToArray();
if (inputs.Any())
{
var inputValues = inputs.SelectMany(i => i.Values).ToArray();
option.Inject(command, inputValues);
foreach (var input in inputs)
{
remainingOptionInputs.Remove(input);
}
if (inputValues.Any())
{
unsetRequiredOptions.Remove(option);
}
}
}
// Ensure all required options were set
if (unsetRequiredOptions.Any())
{
throw CliFxException.RequiredOptionsNotSet(unsetRequiredOptions);
}
// Ensure all inputs were bound
if (remainingOptionInputs.Any())
{
throw CliFxException.UnrecognizedOptionsProvided(remainingOptionInputs);
}
}