public static CommandSettings CreateSettings(CommandValueLookup lookup, Type settingsType, ITypeResolver resolver)
{
var settings = CreateSettings(resolver, settingsType);
foreach (var(parameter, value) in lookup)
{
parameter.Property.SetValue(settings, value);
}
// Validate the settings.
var validationResult = settings.Validate();
if (!validationResult.Successful)
{
throw CommandRuntimeException.ValidationFailed(validationResult);
}
return(settings);
}
public static void ValidateParameter(CommandParameter parameter, CommandValueLookup settings)
{
var assignedValue = settings.GetValue(parameter);
foreach (var validator in parameter.Validators)
{
var validationResult = validator.Validate(parameter, assignedValue);
if (!validationResult.Successful)
{
// If there is a error message specified in the parameter validator attribute,
// then use that one, otherwise use the validation result.
var result = string.IsNullOrWhiteSpace(validator.ErrorMessage)
? validationResult
: ValidationResult.Error(validator.ErrorMessage);
throw CommandRuntimeException.ValidationFailed(result);
}
}
}
private static Task <int> Execute(
CommandTree leaf,
CommandTree tree,
CommandContext context,
ITypeResolver resolver,
IConfiguration configuration)
{
// Bind the command tree against the settings.
var settings = CommandBinder.Bind(tree, leaf.Command.SettingsType, resolver);
configuration.Settings.Interceptor?.Intercept(context, settings);
// Create and validate the command.
var command = leaf.CreateCommand(resolver);
var validationResult = command.Validate(context, settings);
if (!validationResult.Successful)
{
throw CommandRuntimeException.ValidationFailed(validationResult);
}
// Execute the command.
return(command.Execute(context, settings));
}
