mirror of
https://github.com/MetaCubeX/mihomo.git
synced 2024-11-16 19:56:51 +08:00
36 lines
522 B
Go
36 lines
522 B
Go
package observable
|
|
|
|
import (
|
|
"sync"
|
|
|
|
"gopkg.in/eapache/channels.v1"
|
|
)
|
|
|
|
type Subscription <-chan interface{}
|
|
|
|
type Subscriber struct {
|
|
buffer *channels.InfiniteChannel
|
|
once sync.Once
|
|
}
|
|
|
|
func (s *Subscriber) Emit(item interface{}) {
|
|
s.buffer.In() <- item
|
|
}
|
|
|
|
func (s *Subscriber) Out() Subscription {
|
|
return s.buffer.Out()
|
|
}
|
|
|
|
func (s *Subscriber) Close() {
|
|
s.once.Do(func() {
|
|
s.buffer.Close()
|
|
})
|
|
}
|
|
|
|
func newSubscriber() *Subscriber {
|
|
sub := &Subscriber{
|
|
buffer: channels.NewInfiniteChannel(),
|
|
}
|
|
return sub
|
|
}
|