ction get_all_registered( $outside_init_only = false ) {
		$patterns      = $outside_init_only
				? $this->registered_patterns_outside_init
				: $this->registered_patterns;
		$hooked_blocks = get_hooked_blocks();

		foreach ( $patterns as $index => $pattern ) {
			$content                       = $this->get_content( $pattern['name'], $outside_init_only );
			$patterns[ $index ]['content'] = apply_block_hooks_to_content(
				$content,
				$pattern,
				'insert_hooked_blocks_and_set_ignored_hooked_blocks_metadata'
			);
		}

		return array_values( $patterns );
	}

	/**
	 * Checks if a block pattern is registered.
	 *
	 * @since 5.5.0
	 *
	 * @param string $pattern_name Block pattern name including namespace.
	 * @return bool True if the pattern is registered, false otherwise.
	 */
	public function is_registered( $pattern_name ) {
		return isset( $this->registered_patterns[ $pattern_name ] );
	}

	public function __wakeup() {
		if ( ! $this->registered_patterns ) {
			return;
		}
		if ( ! is_array( $this->registered_patterns ) ) {
			throw new UnexpectedValueException();
		}
		foreach ( $this->registered_patterns as $value ) {
			if ( ! is_array( $value ) ) {
				throw new UnexpectedValueException();
			}
		}
		$this->registered_patterns_outside_init = array();
	}

	/**
	 * Utility method to retrieve the main instance of the class.
	 *
	 * The instance will be created if it does not exist yet.
	 *
	 * @since 5.5.0
	 *
	 * @return WP_Block_Patterns_Registry The main instance.
	 */
	public static function get_instance() {
		if ( null === self::$instance ) {
			self::$instance = new self();
		}

		return self::$instance;
	}
}

/**
 * Registers a new block pattern.
 *
 * @since 5.5.0
 *
 * @param string $pattern_name       Block pattern name including namespace.
 * @param array  $pattern_properties List of properties for the block pattern.
 *                                   See WP_Block_Patterns_Registry::register() for accepted arguments.
 * @return bool True if the pattern was registered with success and false otherwise.
 */
function register_block_pattern( $pattern_name, $pattern_properties ) {
	return WP_Block_Patterns_Registry::get_instance()->register( $pattern_name, $pattern_properties );
}

/**
 * Unregisters a block pattern.
 *
 * @since 5.5.0
 *
 * @param string $pattern_name Block pattern name including namespace.
 * @return bool True if the pattern was unregistered with success and false otherwise.
 */
function unregister_block_pattern( $pattern_name ) {
	return WP_Block_Patterns_Registry::get_instance()->unregister( $pattern_name );
}