The debug/container command displays all registered services and config groups.
For example:
❯ ./yii debug:container
+---------------------- params-console -----------------------+
| Group | Services |
+------------------------------+------------------------------+
| yiisoft/yii-console | yiisoft/yii-console |
| yiisoft/yii-event | yiisoft/yii-event |
| yiisoft/cache-file | yiisoft/cache-file |
| yiisoft/mailer | yiisoft/mailer |
| symfony/mailer | symfony/mailer |
| yiisoft/rbac-rules-container | yiisoft/rbac-rules-container |
| yiisoft/router-fastroute | yiisoft/router-fastroute |
| yiisoft/user | yiisoft/user |
| yiisoft/yii-cycle | yiisoft/yii-cycle |
| yiisoft/yii-dataview | yiisoft/yii-dataview |
| yiisoft/yii-debug | yiisoft/yii-debug |
| yiisoft/yii-debug-api | yiisoft/yii-debug-api |
| yiisoft/yii-swagger | yiisoft/yii-swagger |
| yiisoft/yii-sentry | yiisoft/yii-sentry |
| yiisoft/yii-debug-viewer | yiisoft/yii-debug-viewer |
| yiisoft/yii-gii | yiisoft/yii-gii |
| yiisoft/assets | yiisoft/assets |
| yiisoft/form | yiisoft/form |
| yiisoft/log-target-file | yiisoft/log-target-file |
| yiisoft/profiler | yiisoft/profiler |
| yiisoft/yii-view | yiisoft/yii-view |
| yiisoft/aliases | yiisoft/aliases |
| yiisoft/csrf | yiisoft/csrf |
| yiisoft/session | yiisoft/session |
| yiisoft/data-response | yiisoft/data-response |
| yiisoft/widget | yiisoft/widget |
| yiisoft/validator | yiisoft/validator |
| yiisoft/view | yiisoft/view |
| yiisoft/translator | yiisoft/translator |
| mailer | mailer |
| yiisoft/cookies | yiisoft/cookies |
+------------------------------+------------------------------+
+- bootstrap-c... -+
| Group | Services |
+-------+----------+
| 0 | Closure |
| 1 | Closure |
| 2 | Closure |
| 3 | Closure |
+-------+----------+
+-------------------------------------------------------------------------------- di-console ---------------------------------------------------------------------------------+
| Group | Services |
+--------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------+
| Cycle\Migrations\Migrator | Yiisoft\Yii\Cycle\Factory\MigratorFactory |
| Cycle\Migrations\Config\MigrationConfig | Yiisoft\Yii\Cycle\Factory\MigrationConfigFactory |
| Yiisoft\Yii\Cycle\Command\CycleDependencyProxy | Closure |
| Yiisoft\TranslatorExtractor\Extractor | Yiisoft\TranslatorExtractor\Extractor |
| Symfony\Component\Console\CommandLoader\CommandLoaderInterface | Yiisoft\Yii\Console\CommandLoader |
| Yiisoft\Yii\Console\Command\Serve | Yiisoft\Yii\Console\Command\Serve |
| Yiisoft\Yii\Console\Application | Yiisoft\Yii\Console\Application |
| Yiisoft\Yii\Debug\Debugger | Yiisoft\Yii\Debug\Debugger |
| Yiisoft\EventDispatcher\Provider\ListenerCollection | Closure |
| Yiisoft\Cache\File\FileCache | Closure |
| Yiisoft\FormModel\FormHydrator | Yiisoft\FormModel\FormHydrator |
| Yiisoft\Mailer\MessageBodyRenderer | Yiisoft\Mailer\MessageBodyRenderer |
| Yiisoft\Mailer\MessageFactoryInterface | Yiisoft\Mailer\MessageFactory |
| Symfony\Component\Mailer\Transport\TransportInterface | Closure |
| Yiisoft\Mailer\FileMailer | Yiisoft\Mailer\FileMailer |
| Yiisoft\Mailer\MailerInterface | Yiisoft\Mailer\FileMailer |
| Yiisoft\Rbac\RuleFactoryInterface | Yiisoft\Rbac\Rules\Container\RulesContainer |
| Yiisoft\Router\UrlGeneratorInterface | Yiisoft\Router\FastRoute\UrlGenerator |
| Cycle\Database\DatabaseProviderInterface | Yiisoft\Definitions\Reference |
| Cycle\Database\DatabaseManager | Yiisoft\Yii\Cycle\Factory\DbalFactory |
| Cycle\ORM\ORMInterface | Yiisoft\Definitions\Reference |
| Cycle\ORM\ORM | Closure |
| Cycle\ORM\EntityManagerInterface | Yiisoft\Definitions\Reference |
| Cycle\ORM\EntityManager | Cycle\ORM\EntityManager |
| Spiral\Core\FactoryInterface | Yiisoft\Definitions\Reference |
| Cycle\ORM\FactoryInterface | Closure |
| Cycle\ORM\SchemaInterface | Closure |
| Yiisoft\Yii\Cycle\Schema\SchemaProviderInterface | Closure |
| Yiisoft\Yii\Cycle\Schema\SchemaConveyorInterface | Closure |
| yii.dataview.categorySource | yii.dataview.categorySource |
| Sentry\Transport\TransportFactoryInterface | Sentry\Transport\DefaultTransportFactory |
| Sentry\HttpClient\HttpClientFactoryInterface | Sentry\HttpClient\HttpClientFactory |
| Sentry\Options | Sentry\Options |
| Sentry\State\HubInterface | Sentry\State\Hub |
| Yiisoft\Yii\Gii\GiiInterface | Closure |
| Yiisoft\Yii\Gii\ParametersProvider | Yiisoft\Yii\Gii\ParametersProvider |
| Yiisoft\Log\Target\File\FileRotatorInterface | Yiisoft\Log\Target\File\FileRotator |
| Yiisoft\Log\Target\File\FileTarget | Closure |
| Yiisoft\Yii\Debug\Collector\ContainerProxyConfig | Closure |
| Yiisoft\Yii\Debug\Collector\Stream\FilesystemStreamCollector | Yiisoft\Yii\Debug\Collector\Stream\FilesystemStreamCollector |
| Yiisoft\Yii\Debug\Storage\StorageInterface | Closure |
| Yiisoft\Profiler\ProfilerInterface | Closure |
| Yiisoft\Profiler\Target\LogTarget | Yiisoft\Profiler\Target\LogTarget |
| Yiisoft\Profiler\Target\FileTarget | Yiisoft\Profiler\Target\FileTarget |
| Yiisoft\Aliases\Aliases | Yiisoft\Aliases\Aliases |
| Yiisoft\Cache\CacheInterface | Yiisoft\Cache\Cache |
| Psr\SimpleCache\CacheInterface | Yiisoft\Cache\File\FileCache |
| Yiisoft\Hydrator\HydratorInterface | Yiisoft\Hydrator\Hydrator |
| Yiisoft\Validator\ValidatorInterface | Yiisoft\Validator\Validator |
| Yiisoft\Validator\RuleHandlerResolverInterface | Yiisoft\Validator\RuleHandlerResolver\RuleHandlerContainer |
| yii.validator.categorySource | yii.validator.categorySource |
| Yiisoft\View\View | Yiisoft\View\View |
| Yiisoft\Router\RouteCollectorInterface | Yiisoft\Router\RouteCollector |
| Yiisoft\Router\CurrentRoute | Yiisoft\Router\CurrentRoute |
| Psr\EventDispatcher\EventDispatcherInterface | Yiisoft\EventDispatcher\Dispatcher\Dispatcher |
| Psr\EventDispatcher\ListenerProviderInterface | Yiisoft\EventDispatcher\Provider\Provider |
| Yiisoft\Translator\TranslatorInterface | Yiisoft\Translator\Translator |
| Yiisoft\Hydrator\AttributeHandling\ResolverFactory\AttributeResolverFactoryInterface | Yiisoft\Hydrator\AttributeHandling\ResolverFactory\ContainerAttributeResolverFactory |
| Yiisoft\Hydrator\ObjectFactory\ObjectFactoryInterface | Yiisoft\Hydrator\ObjectFactory\ContainerObjectFactory |
| Psr\Log\LoggerInterface | Yiisoft\Log\Logger |
| Psr\Http\Message\RequestFactoryInterface | HttpSoft\Message\RequestFactory |
| Psr\Http\Message\ServerRequestFactoryInterface | HttpSoft\Message\ServerRequestFactory |
| Psr\Http\Message\ResponseFactoryInterface | HttpSoft\Message\ResponseFactory |
| Psr\Http\Message\StreamFactoryInterface | HttpSoft\Message\StreamFactory |
| Psr\Http\Message\UriFactoryInterface | HttpSoft\Message\UriFactory |
| Psr\Http\Message\UploadedFileFactoryInterface | HttpSoft\Message\UploadedFileFactory |
| Yiisoft\Rbac\ItemsStorageInterface | Yiisoft\Rbac\Php\ItemsStorage |
| Yiisoft\Rbac\AssignmentsStorageInterface | Yiisoft\Rbac\Php\AssignmentsStorage |
| Yiisoft\Access\AccessCheckerInterface | Yiisoft\Rbac\Manager |
| Yiisoft\Router\RouteCollectionInterface | Closure |
| Http\Client\HttpClient | GuzzleHttp\Client |
| Http\Client\HttpAsyncClient | Http\Adapter\Guzzle7\Client |
| translation.app | translation.app |
+--------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------+
+----------------------- di-providers-console ------------------------+
| Group | Services |
+----------------------------+----------------------------------------+
| yiisoft/yii-debug/Debugger | Yiisoft\Yii\Debug\ProxyServiceProvider |
+----------------------------+----------------------------------------+
+- di-delegate... -+
| Group | Services |
+-------+----------+
| 0 | Closure |
+-------+----------+
+----------------------------------------------- events-console ------------------------------------------------+
| Group | Services |
+-------------------------------------------------------+-------------------------------------------------------+
| Yiisoft\Yii\Console\Event\ApplicationStartup | Yiisoft\Yii\Console\Event\ApplicationStartup |
| Yiisoft\Yii\Console\Event\ApplicationShutdown | Yiisoft\Yii\Console\Event\ApplicationShutdown |
| Symfony\Component\Console\Event\ConsoleCommandEvent | Symfony\Component\Console\Event\ConsoleCommandEvent |
| Symfony\Component\Console\Event\ConsoleErrorEvent | Symfony\Component\Console\Event\ConsoleErrorEvent |
| Symfony\Component\Console\Event\ConsoleTerminateEvent | Symfony\Component\Console\Event\ConsoleTerminateEvent |
| Yiisoft\Yii\Cycle\Event\AfterMigrate | Yiisoft\Yii\Cycle\Event\AfterMigrate |
+-------------------------------------------------------+-------------------------------------------------------+
+---- widgets -----+
| Group | Services |
+-------+----------+
+---- widgets-themes -----+
| Group | Services |
+------------+------------+
| bootstrap5 | bootstrap5 |
+------------+------------+
You can inspect a service by specifying its name as an argument:
❯ ./yii debug:container "Psr\Http\Message\UriFactoryInterface"
Psr\Http\Message\UriFactoryInterface
====================================
Psr\Http\Message\UriFactoryInterface
Yiisoft\Definitions\Reference#8425
(
[Yiisoft\Definitions\Reference:id] => 'HttpSoft\\Message\\UriFactory'
[Yiisoft\Definitions\Reference:optional] => false
)
Note: make sure you use quotes if the service name contains a backslash.
You can inspect a config group by specifying --group $name option:
❯ ./yii debug:container --group events-console
+----------------------------------------------- events-console ------------------------------------------------+
| Service | Definition |
+-------------------------------------------------------+-------------------------------------------------------+
| Symfony\Component\Console\Event\ConsoleCommandEvent | Symfony\Component\Console\Event\ConsoleCommandEvent |
| Symfony\Component\Console\Event\ConsoleErrorEvent | Symfony\Component\Console\Event\ConsoleErrorEvent |
| Symfony\Component\Console\Event\ConsoleTerminateEvent | Symfony\Component\Console\Event\ConsoleTerminateEvent |
| Yiisoft\Yii\Console\Event\ApplicationShutdown | Yiisoft\Yii\Console\Event\ApplicationShutdown |
| Yiisoft\Yii\Console\Event\ApplicationStartup | Yiisoft\Yii\Console\Event\ApplicationStartup |
| Yiisoft\Yii\Cycle\Event\AfterMigrate | Yiisoft\Yii\Cycle\Event\AfterMigrate |
+-------------------------------------------------------+-------------------------------------------------------+
You can list all groups by specifying --groups option:
❯ ./yii debug:container --groups
----------------------
Groups
----------------------
params-console
bootstrap-console
di-console
di-providers-console
di-delegates-console
events-console
widgets
widgets-themes
----------------------