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<?php
declare(strict_types=1);
namespace Drupal\TestTools\Extension;
use Drupal\Core\Extension\ModuleHandlerInterface;
/**
* Provides methods to access modules' schema.
*/
class SchemaInspector {
/**
* Returns the module's schema specification.
*
* This function can be used to retrieve a schema specification provided by
* hook_schema(), so it allows you to derive your tables from existing
* specifications.
*
* @param \Drupal\Core\Extension\ModuleHandlerInterface $handler
* The module handler to use for calling schema hook.
* @param string $module
* The module to which the table belongs.
*
* @return array
* An array of schema definition provided by hook_schema().
*
* @see \hook_schema()
*/
public static function getTablesSpecification(ModuleHandlerInterface $handler, string $module): array {
if ($handler->loadInclude($module, 'install')) {
return $handler->invoke($module, 'schema') ?? [];
}
return [];
}
}
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