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<?php
namespace Drupal\simpletest;
use Drupal\Component\Render\MarkupInterface;
/**
* Provides helper methods for assertions.
*/
trait AssertHelperTrait {
/**
* Casts MarkupInterface objects into strings.
*
* @param string|array $value
* The value to act on.
*
* @return mixed
* The input value, with MarkupInterface objects casted to string.
*/
protected static function castSafeStrings($value) {
if ($value instanceof MarkupInterface) {
$value = (string) $value;
}
if (is_array($value)) {
array_walk_recursive($value, function (&$item) {
if ($item instanceof MarkupInterface) {
$item = (string) $item;
}
});
}
return $value;
}
}