public function add_comment()
 {
     if (self::$last_comment) {
         $comment_to_add = self::$last_comment;
         self::$last_comment = '';
     } else {
         $descriptions = pakePHPDoc::getDescriptions($this->getCallable());
         $comment_to_add = $descriptions[0];
     }
     if (empty($comment_to_add)) {
         return;
     }
     if ($this->comment) {
         $this->comment .= ' / ';
     }
     $this->comment .= $comment_to_add;
 }
 public function add_comment()
 {
     if (!pakeTask::$last_comment) {
         return;
     }
     if ($this->comment) {
         $this->comment .= ' / ';
     }
     $this->comment .= pakeTask::$last_comment;
     pakeTask::$last_comment = '';
 }