wishthis/node_modules/rxjs/dist/esm/internal/operators/take.js

20 lines
659 B
JavaScript
Raw Normal View History

2022-04-07 07:06:43 +00:00
import { EMPTY } from '../observable/empty';
import { operate } from '../util/lift';
import { createOperatorSubscriber } from './OperatorSubscriber';
export function take(count) {
return count <= 0
?
() => EMPTY
: operate((source, subscriber) => {
let seen = 0;
source.subscribe(createOperatorSubscriber(subscriber, (value) => {
if (++seen <= count) {
subscriber.next(value);
if (count <= seen) {
subscriber.complete();
}
}
}));
});
}
//# sourceMappingURL=take.js.map