MDL-57273 core: Migrating persistent from core_competency into core

competency/classes/invalid_persistent_exception.php

@@ -26,24 +26,16 @@ namespace core_competency;
 
 defined('MOODLE_INTERNAL') || die();
 
+debugging('The class core_competency\\invalid_persistent_exception is deprecated. ' .
+    'Please use core\\invalid_persistent_exception instead.');
+
 /**
  * Invalid persistent exception class.
  *
  * @package    core_competency
  * @copyright  2015 Frédéric Massart - FMCorz.net
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @deprecated since Moodle 3.3
  */
-class invalid_persistent_exception extends \moodle_exception {
-
-    public function __construct(array $errors = array()) {
-        $forhumans = array();
-        $debuginfo = array();
-        foreach ($errors as $key => $message) {
-            $debuginfo[] = "$key: $message";
-            $forhumans[] = $message;
-        }
-        parent::__construct('invalidpersistenterror', 'core_competency', null,
-                implode(', ', $forhumans), implode(' - ', $debuginfo));
-    }
-
+class invalid_persistent_exception extends \core\invalid_persistent_exception {
 }