pattern

type Addition struct{}

type ChainHandler interface {
	Do(ctx context.Context) error
	Run(ctx context.Context) error
	SetNext(h ChainHandler) ChainHandler
}

type ChainNext struct {
	// contains filtered or unexported fields
}

type Earth struct {
	Name string
}

type Event struct {
	Data interface{}
}

type INotifier interface {
	Register(obs IObserver)
	Deregister(obs IObserver)
	Notify(eve Event)
}

type IObserver interface {
	OnNotify(eve Event)
}

type IPhone struct {
	Size    PhoneSize
	Color   PhoneColor
	SimCard PhoneSim
}

type IPhoneBuilder struct {
	// contains filtered or unexported fields
}

type LinkObject struct {
	// contains filtered or unexported fields
}

type LinkPool chan *LinkObject

type Multiplication struct{}

type NilChainHandler struct {
	ChainNext
}

type Notifier struct {
	// contains filtered or unexported fields
}

type Observer struct {
	Data interface{}
	// contains filtered or unexported fields
}

type Operation struct {
	Operator Operator
}

type Operator interface {
	Apply(a int, b int) int
}

type Pc interface {
	RunPrint() string
}

type PcType string

type PhoneBuilder interface {
	Size(size PhoneSize) PhoneBuilder
	Color(color PhoneColor) PhoneBuilder
	SimCard(sim PhoneSim) PhoneBuilder
	Build() PhoneInterface
}

type PhoneColor string

type PhoneInterface interface {
	Call() string
}

type PhoneSim string

type PhoneSize string