1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
| import { operate } from '../util/lift';
| import { createOperatorSubscriber } from './OperatorSubscriber';
| export function pairwise() {
| return operate(function (source, subscriber) {
| var prev;
| var hasPrev = false;
| source.subscribe(createOperatorSubscriber(subscriber, function (value) {
| var p = prev;
| prev = value;
| hasPrev && subscriber.next([p, value]);
| hasPrev = true;
| }));
| });
| }
| //# sourceMappingURL=pairwise.js.map
|
|
