blob: 5365f5ae8cf9ab0de14176a9d27f910408b6d310 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
import { Subject } from './Subject';
import { Subscription } from './Subscription';
export class AsyncSubject extends Subject {
constructor() {
super(...arguments);
this.value = null;
this.hasNext = false;
this.hasCompleted = false;
}
_subscribe(subscriber) {
if (this.hasError) {
subscriber.error(this.thrownError);
return Subscription.EMPTY;
}
else if (this.hasCompleted && this.hasNext) {
subscriber.next(this.value);
subscriber.complete();
return Subscription.EMPTY;
}
return super._subscribe(subscriber);
}
next(value) {
if (!this.hasCompleted) {
this.value = value;
this.hasNext = true;
}
}
error(error) {
if (!this.hasCompleted) {
super.error(error);
}
}
complete() {
this.hasCompleted = true;
if (this.hasNext) {
super.next(this.value);
}
super.complete();
}
}
//# sourceMappingURL=AsyncSubject.js.map
|
