public function getRules()
    {
        if (!$this->rules) {
            return '[]';
        }
        $results = '[' . PHP_EOL;

        foreach ($this->getSchemaParser()->toArray() as $column => $value) {
            $results .= "\t\t'{$column}'\t=>'\t{$value}'," . PHP_EOL;
        }

        return $results . "\t" . ']';
    }