53 lines
2.0 KiB
JavaScript
53 lines
2.0 KiB
JavaScript
import { __values } from "tslib";
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import { Subject } from '../Subject';
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import { operate } from '../util/lift';
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import { createOperatorSubscriber } from './OperatorSubscriber';
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export function windowCount(windowSize, startWindowEvery) {
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if (startWindowEvery === void 0) { startWindowEvery = 0; }
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var startEvery = startWindowEvery > 0 ? startWindowEvery : windowSize;
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return operate(function (source, subscriber) {
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var windows = [new Subject()];
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var starts = [];
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var count = 0;
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subscriber.next(windows[0].asObservable());
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source.subscribe(createOperatorSubscriber(subscriber, function (value) {
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var e_1, _a;
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try {
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for (var windows_1 = __values(windows), windows_1_1 = windows_1.next(); !windows_1_1.done; windows_1_1 = windows_1.next()) {
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var window_1 = windows_1_1.value;
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window_1.next(value);
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}
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}
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catch (e_1_1) { e_1 = { error: e_1_1 }; }
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finally {
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try {
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if (windows_1_1 && !windows_1_1.done && (_a = windows_1.return)) _a.call(windows_1);
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}
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finally { if (e_1) throw e_1.error; }
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}
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var c = count - windowSize + 1;
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if (c >= 0 && c % startEvery === 0) {
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windows.shift().complete();
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}
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if (++count % startEvery === 0) {
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var window_2 = new Subject();
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windows.push(window_2);
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subscriber.next(window_2.asObservable());
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}
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}, function () {
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while (windows.length > 0) {
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windows.shift().complete();
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}
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subscriber.complete();
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}, function (err) {
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while (windows.length > 0) {
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windows.shift().error(err);
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}
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subscriber.error(err);
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}, function () {
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starts = null;
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windows = null;
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}));
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});
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}
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//# sourceMappingURL=windowCount.js.map
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