protected function getJsonBindingParameter($value)
    {
        if ($value instanceof Expression) {
            return $value->getValue();
        }

        switch ($type = gettype($value)) {
            case 'boolean':
                return $value ? 'true' : 'false';
            case 'NULL':
            case 'integer':
            case 'double':
            case 'string':
                return '?';
            case 'object':
            case 'array':
                return '?';
        }

        throw new InvalidArgumentException("JSON value is of illegal type: {$type}");
    }