Edit report at https://bugs.php.net/bug.php?id=55214&edit=1

 ID:                 55214
 Updated by:         g...@php.net
 Reported by:        chris dot rutledge at gmail dot com
 Summary:            use of __CLASS__ within trait returns trait name not
                     class name
-Status:             Open
+Status:             Assigned
 Type:               Bug
-Package:            Documentation problem
+Package:            Scripting Engine problem
 Operating System:   Ubuntu
 PHP Version:        5.4.0alpha1
-Assigned To:        
+Assigned To:        gron
 Block user comment: N
 Private report:     N



Previous Comments:
------------------------------------------------------------------------
[2011-07-22 04:56:04] g...@php.net

Felipe: I tend to disagree, too.

I do not think this is expected behavior.
Will have a look at this, and another bug reported on the QA mailing list 
hopefully at the weekend.

Best regards
Stefan

------------------------------------------------------------------------
[2011-07-15 06:44:47] chris dot rutledge at gmail dot com

It may be expected from the point of view of those developing the 5.4 branch, 
but 
logically this approach seems flawed.

As one big advantage of traits seems to be as a replacement for 
copy-and-pasting 
code, maybe consider making __CLASS__ have the value of the class that called 
the 
trait and a new magic constant __TRAIT__ with the trait name?

------------------------------------------------------------------------
[2011-07-15 06:32:57] fel...@php.net

This is the expected behavior. It just need be documented.

------------------------------------------------------------------------
[2011-07-15 06:30:34] chris dot rutledge at gmail dot com

Description:
------------
use of __CLASS__ within trait returns trait name not class name. 

Test script:
---------------
trait Singleton { 
        private static $instance; 
        public static function Load() { 
                if(!isset(self::$instance)) { 
                        $c = __CLASS__; 
                        self::$instance = new $c; 
                } 
                return self::$instance; 
        } 
} 
class Test { 
        use Singleton; 
        private function __construct() { }
} 

Test::Load();

Expected result:
----------------
Expected __CLASS__ to return the name of the class that required the trait 
('Test'), so that the singleton object could be instantiated

Actual result:
--------------
__CLASS__ returned 'Singleton', this caused a Fatel error:

Fatal error: Cannot instantiate trait Singleton in 
/home/dshed/public/northie/index.php on line 7


------------------------------------------------------------------------



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