public function set_help() { if (self::$last_help) { $help_to_add = self::$last_help; self::$last_help = ''; } else { $descriptions = pakePHPDoc::getDescriptions($this->getCallable()); $help_to_add = $descriptions[1]; } if (empty($help_to_add)) { return; } $this->help = $help_to_add; }