protected function castValue($value)
    {
        if (is_null($value)) {
            return $value;
        }

        if ($this->isElementOfDate() && $this->isDateCastable()) {
            return $this->fromDateTime($value);
        }

        switch ($this->getCast()) {
            case 'int':
            case 'integer':
                return (int) $value;
            case 'real':
            case 'float':
            case 'double':
                return (float) $value;
            case 'string':
                return (string) $value;
            case 'bool':
            case 'boolean':
                return (bool) $value;
            case 'object':
                return $this->fromJson($value, true);
            case 'array':
            case 'json':
                return $this->fromJson($value);
            case 'collection':
                return new Collection($this->fromJson($value));
            case 'comma':
                return $this->fromCommaSeparated($value);
            default:
                return $value;
        }
    }