Marked classes and interfaces as API

app/code/Magento/Customer/Controller/RegistryConstants.php

@@ -3,11 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Customer\Controller;
 
 /**
  * Declarations of core registry keys used by the Customer module
  *
+ * @api
  */
 class RegistryConstants
 {

app/code/Magento/Customer/Model/Context.php

@@ -3,8 +3,15 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Customer\Model;
 
+/**
+ * Class Context
+ *
+ * @api
+ */
 class Context
 {
     /**

app/code/Magento/Sales/Model/ResourceModel/Order/Collection/Factory.php

@@ -3,8 +3,15 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Sales\Model\ResourceModel\Order\Collection;
 
+/**
+ * Class Factory
+ *
+ * @api
+ */
 class Factory
 {
     /**

app/code/Magento/Shipping/Model/Carrier/CarrierInterface.php

@@ -3,11 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Shipping\Model\Carrier;
 
 /**
  * Interface \Magento\Shipping\Model\Carrier\CarrierInterface
  *
+ * @api
  */
 interface CarrierInterface
 {

app/code/Magento/Ui/Component/Layout/Tabs/TabInterface.php

@@ -3,10 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Ui\Component\Layout\Tabs;
 
 /**
  * Interface TabInterface
+ *
+ * @api
  */
 interface TabInterface
 {

app/code/Magento/Widget/Block/BlockInterface.php

@@ -3,11 +3,12 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
 
 /**
  * Widget Block Interface
  *
- * @author      Magento Core Team <[email protected]>
+ * @api
  */
 namespace Magento\Widget\Block;
 

lib/internal/Magento/Framework/Api/AbstractSimpleObject.php

@@ -3,11 +3,15 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\Api;
 
 /**
  * Base Class for simple data Objects
  * @SuppressWarnings(PHPMD.NumberOfChildren)
+ *
+ * @api
  */
 abstract class AbstractSimpleObject
 {

lib/internal/Magento/Framework/App/Action/HttpGetActionInterface.php

@@ -10,6 +10,8 @@
 
 /**
  * Marker for actions processing GET requests.
+ *
+ * @api
  */
 interface HttpGetActionInterface extends HttpHeadActionInterface
 {

lib/internal/Magento/Framework/App/Action/HttpPostActionInterface.php

@@ -12,6 +12,8 @@
 
 /**
  * Marker for actions processing POST requests.
+ *
+ * @api
  */
 interface HttpPostActionInterface extends ActionInterface
 {

lib/internal/Magento/Framework/App/CsrfAwareActionInterface.php

@@ -12,6 +12,8 @@
 
 /**
  * Action that's aware of CSRF protection.
+ *
+ * @api
  */
 interface CsrfAwareActionInterface extends ActionInterface
 {

lib/internal/Magento/Framework/App/Filesystem/DirectoryList.php

@@ -3,12 +3,16 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\App\Filesystem;
 
 use Magento\Framework\Code\Generator\Io;
 
 /**
  * A Magento application specific list of directories
+ *
+ * @api
  */
 class DirectoryList extends \Magento\Framework\Filesystem\DirectoryList
 {

lib/internal/Magento/Framework/App/Http/Context.php

@@ -3,13 +3,17 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\App\Http;
 
 use Magento\Framework\App\ObjectManager;
 use Magento\Framework\Serialize\Serializer\Json;
 
 /**
  * Context data for requests
+ *
+ * @api
  */
 class Context
 {

lib/internal/Magento/Framework/App/Request/InvalidRequestException.php

@@ -16,6 +16,8 @@
 
 /**
  * Received request is invalid.
+ *
+ * @api
  */
 class InvalidRequestException extends RuntimeException
 {

lib/internal/Magento/Framework/App/Response/Http/FileFactory.php

@@ -11,6 +11,8 @@
 
 /**
  * Class FileFactory serves to declare file content in response for download.
+ *
+ * @api
  */
 class FileFactory
 {

lib/internal/Magento/Framework/App/Response/RedirectInterface.php

@@ -5,11 +5,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\App\Response;
 
 /**
  * Interface \Magento\Framework\App\Response\RedirectInterface
  *
+ * @api
  */
 interface RedirectInterface
 {

lib/internal/Magento/Framework/Controller/Result/JsonFactory.php

@@ -3,11 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
 
 namespace Magento\Framework\Controller\Result;
 
 /**
  * Factory class for @see \Magento\Framework\Controller\Result\Json
+ *
+ * @api
  */
 class JsonFactory
 {

lib/internal/Magento/Framework/Controller/Result/Raw.php

@@ -3,6 +3,7 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
 
 namespace Magento\Framework\Controller\Result;
 
@@ -12,6 +13,8 @@
 /**
  * A result that contains raw response - may be good for passing through files,
  * returning result of downloads or some other binary contents
+ *
+ * @api
  */
 class Raw extends AbstractResult
 {

lib/internal/Magento/Framework/Data/FormFactory.php

@@ -3,11 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
 
 namespace Magento\Framework\Data;
 
 /**
  * Form factory class
+ *
+ * @api
  */
 class FormFactory
 {

lib/internal/Magento/Framework/DataObject/Factory.php

@@ -3,8 +3,15 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\DataObject;
 
+/**
+ * Class Factory
+ *
+ * @api
+ */
 class Factory
 {
     /**

lib/internal/Magento/Framework/DataObject/IdentityInterface.php

@@ -3,12 +3,16 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\DataObject;
 
 /**
  * Interface for
  * 1. models which require cache refresh when it is created/updated/deleted
  * 2. blocks which render this information to front-end
+ *
+ * @api
  */
 interface IdentityInterface
 {

lib/internal/Magento/Framework/Event/ManagerInterface.php

@@ -3,11 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\Event;
 
 /**
  * Interface \Magento\Framework\Event\ManagerInterface
  *
+ * @api
  */
 interface ManagerInterface
 {

lib/internal/Magento/Framework/Filesystem/DirectoryList.php

@@ -8,6 +8,7 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
 
 namespace Magento\Framework\Filesystem;
 
@@ -21,6 +22,8 @@
  * This object is intended to be immutable (a "value object").
  * The defaults are pre-defined and can be modified only by inheritors of this class.
  * Through the constructor, it is possible to inject custom paths or URL paths, but impossible to inject new types.
+ *
+ * @api
  */
 class DirectoryList
 {

lib/internal/Magento/Framework/Logger/Handler/Base.php

@@ -3,6 +3,7 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
 
 namespace Magento\Framework\Logger\Handler;
 
@@ -13,6 +14,8 @@
 
 /**
  * Base stream handler
+ *
+ * @api
  */
 class Base extends StreamHandler
 {

lib/internal/Magento/Framework/View/Element/Html/Select.php

@@ -3,10 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\View\Element\Html;
 
 /**
  * HTML select element block
+ *
+ * @api
  */
 class Select extends \Magento\Framework\View\Element\AbstractBlock
 {

lib/internal/Magento/Framework/View/Element/UiComponent/ContextInterface.php

@@ -3,6 +3,8 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\View\Element\UiComponent;
 
 use Magento\Framework\View\Element\UiComponentInterface;
@@ -13,6 +15,8 @@
 
 /**
  * Interface ContextInterface
+ *
+ * @api
  */
 interface ContextInterface
 {

lib/internal/Magento/Framework/View/Element/UiComponent/Control/ButtonProviderInterface.php

@@ -3,10 +3,14 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\View\Element\UiComponent\Control;
 
 /**
  * Interface ButtonProviderInterface
+ *
+ * @api
  */
 interface ButtonProviderInterface
 {

lib/internal/Magento/Framework/View/Element/UiComponent/DataProvider/DataProvider.php

@@ -3,6 +3,8 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Framework\View\Element\UiComponent\DataProvider;
 
 use Magento\Framework\Api\FilterBuilder;
@@ -14,6 +16,8 @@
 
 /**
  * Class DataProvider
+ *
+ * @api
  */
 class DataProvider implements DataProviderInterface
 {