`@param` cleanup:

* `get_metadata()` will return literally anything, needs to be `mixed`
* `wp()` and `WP_Query::__construct()` no longer just take a query string
* Clarify a few others

See #30799.

Built from https://develop.svn.wordpress.org/trunk@31212


git-svn-id: http://core.svn.wordpress.org/trunk@31193 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/class-wp-filesystem-base.php

@@ -168,7 +168,7 @@ class WP_Filesystem_Base {
 	 * @since 2.7.0
 	 *
 	 * @param string $folder the folder to locate.
-	 * @return string The location of the remote path.
+	 * @return string|false The location of the remote path, false on failure.
 	 */
 	public function find_folder( $folder ) {
 
@@ -236,7 +236,7 @@ class WP_Filesystem_Base {
 	 * @param string $folder The folder to locate.
 	 * @param string $base   The folder to start searching from.
 	 * @param bool   $loop   If the function has recursed, Internal use only.
-	 * @return string The location of the remote path.
+	 * @return string|false The location of the remote path, false to cease looping.
 	 */
 	public function search_for_folder( $folder, $base = '.', $loop = false ) {
 		if ( empty( $base ) || '.' == $base )

wp-admin/includes/file.php

@@ -191,9 +191,8 @@ function validate_file_to_edit( $file, $allowed_files = '' ) {
  *
  * @see wp_handle_upload_error
  *
- * @param array  $file      Reference to a single element of $_FILES. Call the function once for
- *                          each uploaded file.
- * @param array  $overrides An associative array of names => values to override default variables.
+ * @param array       $file      Reference to a single element of $_FILES. Call the function once for each uploaded file.
+ * @param array|false $overrides An associative array of names => values to override default variables. Default false.
  * @param string      $time      Time formatted in 'yyyy/mm'.
  * @param string      $action    Expected value for $_POST['action'].
  * @return array On success, returns an associative array of file attributes. On failure, returns

wp-includes/deprecated.php

@@ -2161,7 +2161,7 @@ function attribute_escape( $text ) {
  * @param string|int $name Widget ID.
  * @param callback $output_callback Run when widget is called.
  * @param string $classname Classname widget option.
- * @param mixed $params,... Widget parameters.
+ * @param mixed $params ,... Widget parameters.
  */
 function register_sidebar_widget($name, $output_callback, $classname = '') {
 	_deprecated_function( __FUNCTION__, '2.8', 'wp_register_sidebar_widget()' );

wp-includes/functions.php

@@ -869,7 +869,7 @@ function wp_remote_fopen( $uri ) {
  *
  * @since 2.0.0
  *
- * @param string $query_vars Default WP_Query arguments.
+ * @param string|array $query_vars Default WP_Query arguments.
  */
 function wp( $query_vars = '' ) {
 	global $wp, $wp_query, $wp_the_query;

wp-includes/meta.php

@@ -449,7 +449,7 @@ function delete_metadata($meta_type, $object_id, $meta_key, $meta_value = '', $d
  * 		the specified object.
  * @param bool $single Optional, default is false. If true, return only the first value of the
  * 		specified meta_key. This parameter has no effect if meta_key is not specified.
- * @return string|array Single metadata value, or array of values
+ * @return mixed Single metadata value, or array of values
  */
 function get_metadata($meta_type, $object_id, $meta_key = '', $single = false) {
 	if ( ! $meta_type || ! is_numeric( $object_id ) ) {

wp-includes/query.php

@@ -3942,7 +3942,7 @@ class WP_Query {
 	 * @since 1.5.0
 	 * @access public
 	 *
-	 * @param string $query URL query string.
+	 * @param string|array $query URL query string or array of vars.
 	 */
 	public function __construct($query = '') {
 		if ( ! empty($query) ) {

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-alpha-31211';
+$wp_version = '4.2-alpha-31212';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.