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function block_core_navigation_get_menu_items_at_location( $location ) {
		if ( empty( $location ) ) {
			return;
		}

		// Build menu data. The following approximates the code in
		// `wp_nav_menu()` and `gutenberg_output_block_nav_menu`.

		// Find the location in the list of locations, returning early if the
		// location can't be found.
		$locations = get_nav_menu_locations();
		if ( ! isset( $locations[ $location ] ) ) {
			return;
		}

		// Get the menu from the location, returning early if there is no
		// menu or there was an error.
		$menu = wp_get_nav_menu_object( $locations[ $location ] );
		if ( ! $menu || is_wp_error( $menu ) ) {
			return;
		}

		$menu_items = wp_get_nav_menu_items( $menu->term_id, array( 'update_post_term_cache' => false ) );
		_wp_menu_item_classes_by_context( $menu_items );

		return $menu_items;
	}


	/**
	 * Sorts a standard array of menu items into a nested structure keyed by the
	 * id of the parent menu.
	 *
	 * @since 5.9.0
	 *
	 * @param array $menu_items Menu items to sort.
	 * @return array An array keyed by the id of the parent menu where each element
	 *               is an array of menu items that belong to that parent.
	 */