func (o Output) Val() interface{} {
	v := (o.value)
	if !o.value.IsValid() {
		return nil
	}
	return v.Interface()
}
Val reurn the Output of the Stream
package stream
import (
	"reflect"
	"github.com/wesovilabs/koazee/errors"
)
type Output struct {
	value reflect.Value
	error *errors.Error
}