X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/7f1521bf193b382565eb753043c161f4cb3fcda7..e3ff8f35458a959c1879c0a4976701ed8dcfe651:/wp-includes/class-wp-error.php?ds=sidebyside

diff --git a/wp-includes/class-wp-error.php b/wp-includes/class-wp-error.php
index c1b07ab6..22273f89 100644
--- a/wp-includes/class-wp-error.php
+++ b/wp-includes/class-wp-error.php
@@ -11,8 +11,8 @@
  * WordPress Error class.
  *
  * Container for checking for WordPress errors and error messages. Return
- * WP_Error and use {@link is_wp_error()} to check if this class is returned.
- * Many core WordPress functions pass this class in the event of an error and
+ * WP_Error and use is_wp_error() to check if this class is returned. Many
+ * core WordPress functions pass this class in the event of an error and
  * if not handled properly will result in code errors.
  *
  * @package WordPress
@@ -144,7 +144,7 @@ class WP_Error {
 	 * @since 2.1.0
 	 *
 	 * @param string|int $code Optional. Error code.
-	 * @return mixed Null, if no errors.
+	 * @return mixed Error data, if it exists.
 	 */
 	public function get_error_data($code = '') {
 		if ( empty($code) )
@@ -152,7 +152,6 @@ class WP_Error {
 
 		if ( isset($this->error_data[$code]) )
 			return $this->error_data[$code];
-		return null;
 	}
 
 	/**
@@ -203,17 +202,3 @@ class WP_Error {
 		unset( $this->error_data[ $code ] );
 	}
 }
-
-/**
- * Check whether variable is a WordPress Error.
- *
- * Returns true if $thing is an object of the WP_Error class.
- *
- * @since 2.1.0
- *
- * @param mixed $thing Check if unknown variable is a WP_Error object.
- * @return bool True, if WP_Error. False, if not WP_Error.
- */
-function is_wp_error( $thing ) {
-	return ( $thing instanceof WP_Error );
-}