Method NamedResolve

container.go:228–250

NamedResolve takes abstraction and its name and fills it with the related concrete.

(abstraction interface{}, name string)

// NamedResolve takes abstraction and its name and fills it with the related concrete.
func (c Container) NamedResolve(abstraction interface{}, name string) error {
	receiverType := reflect.TypeOf(abstraction)
	if receiverType == nil {
		return errors.New("container: invalid abstraction")
	}

	if receiverType.Kind() == reflect.Ptr {
		elem := receiverType.Elem()

		if concrete, exist := c[elem][name]; exist {
			if instance, err := concrete.make(c); err == nil {
				reflect.ValueOf(abstraction).Elem().Set(reflect.ValueOf(instance))
				return nil
			} else {
				return fmt.Errorf("container: encountered error while making concrete for: %s. Error encountered: %w", elem.String(), err)
			}
		}

		return errors.New("container: no concrete found for: " + elem.String())
	}

	return errors.New("container: invalid abstraction")
}

// Fill takes a struct and resolves the fields with the tag `container:"inject"`
func (c Container) Fill(structure interface{}) error {