Docs: Clarify accepted types and values for `$menu` parameters in several contexts:

* `wp_nav_menu()`
* `wp_get_nav_menu_object()` and its filter `wp_get_nav_menu_object`
* `is_nav_menu()`
* `wp_delete_nav_menu()`
* `wp_get_nav_menu_items()`

Props dimadin.
Fixes #38166.

Built from https://develop.svn.wordpress.org/trunk@40969


git-svn-id: http://core.svn.wordpress.org/trunk@40819 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/nav-menu-template.php

@@ -21,7 +21,7 @@ require_once ABSPATH . WPINC . '/class-walker-nav-menu.php';
  * @param array $args {
  *     Optional. Array of nav menu arguments.
  *
- *     @type int|string|WP_Term $menu            Desired menu. Accepts (matching in order) id, slug, name, menu object. Default empty.
+ *     @type int|string|WP_Term $menu            Desired menu. Accepts a menu ID, slug, name, or object. Default empty.
  *     @type string             $menu_class      CSS class to use for the ul element which forms the menu. Default 'menu'.
  *     @type string             $menu_id         The ID that is applied to the ul element which forms the menu.
  *                                               Default is the menu slug, incremented.

wp-includes/nav-menu.php

@@ -12,7 +12,7 @@
  *
  * @since 3.0.0
  *
- * @param int|string|WP_Term $menu Menu ID, slug, or name - or the menu object.
+ * @param int|string|WP_Term $menu Menu ID, slug, name, or object.
  * @return WP_Term|false False if $menu param isn't supplied or term does not exist, menu object if successful.
  */
 function wp_get_nav_menu_object( $menu ) {
@@ -43,8 +43,8 @@ function wp_get_nav_menu_object( $menu ) {
 	 *
 	 * @since 4.3.0
 	 *
-	 * @param object|false $menu_obj Term from nav_menu taxonomy, or false if nothing had been found.
-	 * @param string       $menu     The menu ID, slug, or name passed to wp_get_nav_menu_object().
+	 * @param WP_Term|false      $menu_obj Term from nav_menu taxonomy, or false if nothing had been found.
+	 * @param int|string|WP_Term $menu     The menu ID, slug, name, or object passed to wp_get_nav_menu_object().
 	 */
 	return apply_filters( 'wp_get_nav_menu_object', $menu_obj, $menu );
 }
@@ -56,7 +56,7 @@ function wp_get_nav_menu_object( $menu ) {
  *
  * @since 3.0.0
  *
- * @param int|string $menu The menu to check (ID, slug, or name).
+ * @param int|string|WP_Term $menu Menu ID, slug, name, or object of menu to check.
  * @return bool Whether the menu exists.
  */
 function is_nav_menu( $menu ) {
@@ -216,7 +216,7 @@ function wp_create_nav_menu( $menu_name ) {
  *
  * @since 3.0.0
  *
- * @param string $menu Menu ID, slug, or name.
+ * @param int|string|WP_Term $menu Menu ID, slug, name, or object.
  * @return bool|WP_Error True on success, false or WP_Error object on failure.
  */
 function wp_delete_nav_menu( $menu ) {
@@ -586,8 +586,8 @@ function _is_valid_nav_menu_item( $item ) {
  * @global string $_menu_item_sort_prop
  * @staticvar array $fetched
  *
- * @param string $menu Menu name, ID, or slug.
- * @param array  $args {
+ * @param int|string|WP_Term $menu Menu ID, slug, name, or object.
+ * @param array              $args {
  *     Optional. Arguments to pass to get_posts().
  *
  *     @type string $order       How to order nav menu items as queried with get_posts(). Will be ignored

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-40968';
+$wp_version = '4.9-alpha-40969';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.