diff -r 34716fd837a4 -r be944660c56a wp/wp-includes/class-wp-block-type.php
--- a/wp/wp-includes/class-wp-block-type.php	Tue Dec 15 15:52:01 2020 +0100
+++ b/wp/wp-includes/class-wp-block-type.php	Wed Sep 21 18:19:35 2022 +0200
@@ -17,6 +17,14 @@
 class WP_Block_Type {
 
 	/**
+	 * Block API version.
+	 *
+	 * @since 5.6.0
+	 * @var int
+	 */
+	public $api_version = 1;
+
+	/**
 	 * Block type key.
 	 *
 	 * @since 5.0.0
@@ -25,60 +33,91 @@
 	public $name;
 
 	/**
+	 * Human-readable block type label.
+	 *
 	 * @since 5.5.0
 	 * @var string
 	 */
 	public $title = '';
 
 	/**
+	 * Block type category classification, used in search interfaces
+	 * to arrange block types by category.
+	 *
 	 * @since 5.5.0
 	 * @var string|null
 	 */
 	public $category = null;
 
 	/**
+	 * Setting parent lets a block require that it is only available
+	 * when nested within the specified blocks.
+	 *
 	 * @since 5.5.0
 	 * @var array|null
 	 */
 	public $parent = null;
 
 	/**
+	 * Block type icon.
+	 *
 	 * @since 5.5.0
 	 * @var string|null
 	 */
 	public $icon = null;
 
 	/**
+	 * A detailed block type description.
+	 *
 	 * @since 5.5.0
 	 * @var string
 	 */
 	public $description = '';
 
 	/**
+	 * Additional keywords to produce block type as result
+	 * in search interfaces.
+	 *
 	 * @since 5.5.0
 	 * @var array
 	 */
 	public $keywords = array();
 
 	/**
+	 * The translation textdomain.
+	 *
 	 * @since 5.5.0
 	 * @var string|null
 	 */
 	public $textdomain = null;
 
 	/**
+	 * Alternative block styles.
+	 *
 	 * @since 5.5.0
 	 * @var array
 	 */
 	public $styles = array();
 
 	/**
+	 * Block variations.
+	 *
+	 * @since 5.8.0
+	 * @var array
+	 */
+	public $variations = array();
+
+	/**
+	 * Supported features.
+	 *
 	 * @since 5.5.0
 	 * @var array|null
 	 */
 	public $supports = null;
 
 	/**
+	 * Structured data for the block preview.
+	 *
 	 * @since 5.5.0
 	 * @var array|null
 	 */
@@ -154,12 +193,43 @@
 	 * Will populate object properties from the provided arguments.
 	 *
 	 * @since 5.0.0
+	 * @since 5.5.0 Added the `title`, `category`, `parent`, `icon`, `description`,
+	 *              `keywords`, `textdomain`, `styles`, `supports`, `example`,
+	 *              `uses_context`, and `provides_context` properties.
+	 * @since 5.6.0 Added the `api_version` property.
+	 * @since 5.8.0 Added the `variations` property.
 	 *
 	 * @see register_block_type()
 	 *
 	 * @param string       $block_type Block type name including namespace.
-	 * @param array|string $args       Optional. Array or string of arguments for registering a block type.
-	 *                                 Default empty array.
+	 * @param array|string $args       {
+	 *     Optional. Array or string of arguments for registering a block type. Any arguments may be defined,
+	 *     however the ones described below are supported by default. Default empty array.
+	 *
+	 *     @type string        $api_version      Block API version.
+	 *     @type string        $title            Human-readable block type label.
+	 *     @type string|null   $category         Block type category classification, used in
+	 *                                           search interfaces to arrange block types by category.
+	 *     @type array|null    $parent           Setting parent lets a block require that it is only
+	 *                                           available when nested within the specified blocks.
+	 *     @type string|null   $icon             Block type icon.
+	 *     @type string        $description      A detailed block type description.
+	 *     @type array         $keywords         Additional keywords to produce block type as
+	 *                                           result in search interfaces.
+	 *     @type string|null   $textdomain       The translation textdomain.
+	 *     @type array         $styles           Alternative block styles.
+	 *     @type array         $variations       Block variations.
+	 *     @type array|null    $supports         Supported features.
+	 *     @type array|null    $example          Structured data for the block preview.
+	 *     @type callable|null $render_callback  Block type render callback.
+	 *     @type array|null    $attributes       Block type attributes property schemas.
+	 *     @type array         $uses_context     Context values inherited by blocks of this type.
+	 *     @type array|null    $provides_context Context provided by blocks of this type.
+	 *     @type string|null   $editor_script    Block type editor script handle.
+	 *     @type string|null   $script           Block type front end script handle.
+	 *     @type string|null   $editor_style     Block type editor style handle.
+	 *     @type string|null   $style            Block type front end style handle.
+	 * }
 	 */
 	public function __construct( $block_type, $args = array() ) {
 		$this->name = $block_type;
@@ -192,7 +262,7 @@
 	 *
 	 * @since 5.0.0
 	 *
-	 * @return boolean Whether block type is dynamic.
+	 * @return bool Whether block type is dynamic.
 	 */
 	public function is_dynamic() {
 		return is_callable( $this->render_callback );
@@ -209,7 +279,7 @@
 	 */
 	public function prepare_attributes_for_render( $attributes ) {
 		// If there are no attribute definitions for the block type, skip
-		// processing and return vebatim.
+		// processing and return verbatim.
 		if ( ! isset( $this->attributes ) ) {
 			return $attributes;
 		}
@@ -227,7 +297,7 @@
 			// its default, if one exists. This occurs by virtue of the missing
 			// attributes loop immediately following. If there is not a default
 			// assigned, the attribute value should remain unset.
-			$is_valid = rest_validate_value_from_schema( $value, $schema );
+			$is_valid = rest_validate_value_from_schema( $value, $schema, $attribute_name );
 			if ( is_wp_error( $is_valid ) ) {
 				unset( $attributes[ $attribute_name ] );
 			}
@@ -251,6 +321,7 @@
 	 * @since 5.0.0
 	 *
 	 * @param array|string $args Array or string of arguments for registering a block type.
+	 *                           See WP_Block_Type::__construct() for information on accepted arguments.
 	 */
 	public function set_props( $args ) {
 		$args = wp_parse_args(