private static Task <int> Execute(
CommandTree leaf,
CommandTree tree,
CommandContext context,
ITypeResolver resolver)
{
// Create the command and the settings.
var settings = leaf.CreateSettings(resolver);
// Bind the command tree against the settings.
CommandBinder.Bind(tree, ref settings, resolver);
// Create and validate the command.
var command = leaf.CreateCommand(resolver);
var validationResult = command.Validate(context, settings);
if (!validationResult.Successful)
{
throw RuntimeException.ValidationFailed(validationResult);
}
// Execute the command.
return(command.Execute(context, settings));
}
