mageekguy\atoum\asserters\error::__get PHP Method

    public function __get($asserter)
    {
        switch (strtolower($asserter)) {
            case 'exists':
            case 'notexists':
            case 'withanytype':
            case 'withanymessage':
                return $this->{$asserter}();
            default:
                return parent::__get($asserter);
        }
    }