23 lines
No EOL
1.1 KiB
JavaScript
23 lines
No EOL
1.1 KiB
JavaScript
import { operate } from '../util/lift';
|
|
import { noop } from '../util/noop';
|
|
import { createOperatorSubscriber } from './OperatorSubscriber';
|
|
import { innerFrom } from '../observable/innerFrom';
|
|
export function bufferWhen(closingSelector) {
|
|
return operate(function (source, subscriber) {
|
|
var buffer = null;
|
|
var closingSubscriber = null;
|
|
var openBuffer = function () {
|
|
closingSubscriber === null || closingSubscriber === void 0 ? void 0 : closingSubscriber.unsubscribe();
|
|
var b = buffer;
|
|
buffer = [];
|
|
b && subscriber.next(b);
|
|
innerFrom(closingSelector()).subscribe((closingSubscriber = createOperatorSubscriber(subscriber, openBuffer, noop)));
|
|
};
|
|
openBuffer();
|
|
source.subscribe(createOperatorSubscriber(subscriber, function (value) { return buffer === null || buffer === void 0 ? void 0 : buffer.push(value); }, function () {
|
|
buffer && subscriber.next(buffer);
|
|
subscriber.complete();
|
|
}, undefined, function () { return (buffer = closingSubscriber = null); }));
|
|
});
|
|
}
|
|
//# sourceMappingURL=bufferWhen.js.map
|