<?php
namespace Automattic\WooCommerce\Admin\RemoteSpecs\RuleProcessors\Transformers;
use Automattic\WooCommerce\Admin\RemoteSpecs\RuleProcessors\Transformers\TransformerInterface;
use stdClass;
/**
* Count elements in Array or Countable object.
*
* @package Automattic\WooCommerce\Admin\RemoteSpecs\RuleProcessors\Transformers
*/
class Count implements TransformerInterface {
/**
* Count elements in Array or Countable object.
*
* @param array|Countable $value an array to count.
* @param stdClass|null $arguments arguments.
* @param string|null $default_value default value.
*
* @return number
*/
public function transform( $value, ?stdClass $arguments = null, $default_value = null ) {
if ( ! is_array( $value ) && ! $value instanceof \Countable ) {
return $default_value;
}
return count( $value );
}
/**
* Validate Transformer arguments.
*
* @param stdClass|null $arguments arguments to validate.
*
* @return mixed
*/
public function validate( ?stdClass $arguments = null ) {
return true;
}
}