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<?php class SelectUserById { private $container; public function __construct($container) { $this->container = $container; } public function vai() { echo $this->container; } } abstract class QueryFactory { public function __invoke($container) { return new QUERY_NAMESPACE($container); } } final class SelectUserByIdFactory extends QueryFactory { public const QUERY_NAMESPACE = SelectUserById::class; } $instance = (new SelectUserByIdFactory)('container here'); $instance->vai();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Class "QUERY_NAMESPACE" not found in /in/FG8Mb:22 Stack trace: #0 /in/FG8Mb(31): QueryFactory->__invoke('container here') #1 {main} thrown in /in/FG8Mb on line 22
Process exited with code 255.

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