function testRepeatingPositional()
{
$validator = new SynopsisValidator('<foo> [<bar>...]');
$this->assertFalse($validator->enough_positionals(array()));
$this->assertTrue($validator->enough_positionals(array(1)));
$this->assertTrue($validator->enough_positionals(array(1, 2, 3)));
$this->assertEmpty($validator->unknown_positionals(array(1, 2, 3)));
}
/**
* Validate the supplied arguments to the command.
* Throws warnings or errors if arguments are missing
* or invalid.
*
* @param array $args
* @param array $assoc_args
* @param array $extra_args
* @return array list of invalid $assoc_args keys to unset
*/
private function validate_args($args, $assoc_args, $extra_args)
{
$synopsis = $this->get_synopsis();
if (!$synopsis) {
return array(array(), $args, $assoc_args, $extra_args);
}
$validator = new \WP_CLI\SynopsisValidator($synopsis);
$cmd_path = implode(' ', get_path($this));
foreach ($validator->get_unknown() as $token) {
\WP_CLI::warning(sprintf("The `%s` command has an invalid synopsis part: %s", $cmd_path, $token));
}
if (!$validator->enough_positionals($args)) {
$this->show_usage();
exit(1);
}
$unknown_positionals = $validator->unknown_positionals($args);
if (!empty($unknown_positionals)) {
\WP_CLI::error('Too many positional arguments: ' . implode(' ', $unknown_positionals));
}
$synopsis_spec = \WP_CLI\SynopsisParser::parse($synopsis);
$i = 0;
$errors = array('fatal' => array(), 'warning' => array());
foreach ($synopsis_spec as $spec) {
if ('positional' === $spec['type']) {
$spec_args = $this->docparser->get_arg_args($spec['name']);
if (!isset($args[$i])) {
if (isset($spec_args['default'])) {
$args[$i] = $spec_args['default'];
}
}
if (isset($spec_args['options'])) {
if (!empty($spec['repeating'])) {
do {
if (isset($args[$i]) && !in_array($args[$i], $spec_args['options'])) {
\WP_CLI::error('Invalid value specified for positional arg.');
}
$i++;
} while (isset($args[$i]));
} else {
if (!in_array($args[$i], $spec_args['options'])) {
\WP_CLI::error('Invalid value specified for positional arg.');
}
}
}
$i++;
} else {
if ('assoc' === $spec['type']) {
$spec_args = $this->docparser->get_param_args($spec['name']);
if (!isset($assoc_args[$spec['name']])) {
if (isset($spec_args['default'])) {
$assoc_args[$spec['name']] = $spec_args['default'];
}
}
if (isset($assoc_args[$spec['name']]) && isset($spec_args['options'])) {
if (!in_array($assoc_args[$spec['name']], $spec_args['options'])) {
$errors['fatal'][$spec['name']] = "Invalid value specified for '{$spec['name']}'";
}
}
}
}
}
list($returned_errors, $to_unset) = $validator->validate_assoc(array_merge(\WP_CLI::get_config(), $extra_args, $assoc_args));
foreach (array('fatal', 'warning') as $error_type) {
$errors[$error_type] = array_merge($errors[$error_type], $returned_errors[$error_type]);
}
if ($this->name != 'help') {
foreach ($validator->unknown_assoc($assoc_args) as $key) {
$errors['fatal'][] = "unknown --{$key} parameter";
}
}
if (!empty($errors['fatal'])) {
$out = 'Parameter errors:';
foreach ($errors['fatal'] as $key => $error) {
$out .= "\n {$error}";
if ($desc = $this->docparser->get_param_desc($key)) {
$out .= " ({$desc})";
}
}
\WP_CLI::error($out);
}
array_map('\\WP_CLI::warning', $errors['warning']);
return array($to_unset, $args, $assoc_args, $extra_args);
}