68 lines
2.5 KiB
JavaScript
68 lines
2.5 KiB
JavaScript
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/** PURE_IMPORTS_START tslib,_Subject,_OuterSubscriber,_util_subscribeToResult PURE_IMPORTS_END */
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import * as tslib_1 from "tslib";
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import { Subject } from '../Subject';
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import { OuterSubscriber } from '../OuterSubscriber';
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import { subscribeToResult } from '../util/subscribeToResult';
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export function window(windowBoundaries) {
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return function windowOperatorFunction(source) {
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return source.lift(new WindowOperator(windowBoundaries));
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};
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}
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var WindowOperator = /*@__PURE__*/ (function () {
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function WindowOperator(windowBoundaries) {
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this.windowBoundaries = windowBoundaries;
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}
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WindowOperator.prototype.call = function (subscriber, source) {
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var windowSubscriber = new WindowSubscriber(subscriber);
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var sourceSubscription = source.subscribe(windowSubscriber);
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if (!sourceSubscription.closed) {
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windowSubscriber.add(subscribeToResult(windowSubscriber, this.windowBoundaries));
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}
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return sourceSubscription;
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};
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return WindowOperator;
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}());
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var WindowSubscriber = /*@__PURE__*/ (function (_super) {
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tslib_1.__extends(WindowSubscriber, _super);
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function WindowSubscriber(destination) {
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var _this = _super.call(this, destination) || this;
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_this.window = new Subject();
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destination.next(_this.window);
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return _this;
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}
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WindowSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
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this.openWindow();
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};
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WindowSubscriber.prototype.notifyError = function (error, innerSub) {
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this._error(error);
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};
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WindowSubscriber.prototype.notifyComplete = function (innerSub) {
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this._complete();
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};
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WindowSubscriber.prototype._next = function (value) {
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this.window.next(value);
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};
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WindowSubscriber.prototype._error = function (err) {
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this.window.error(err);
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this.destination.error(err);
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};
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WindowSubscriber.prototype._complete = function () {
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this.window.complete();
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this.destination.complete();
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};
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WindowSubscriber.prototype._unsubscribe = function () {
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this.window = null;
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};
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WindowSubscriber.prototype.openWindow = function () {
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var prevWindow = this.window;
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if (prevWindow) {
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prevWindow.complete();
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}
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var destination = this.destination;
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var newWindow = this.window = new Subject();
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destination.next(newWindow);
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};
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return WindowSubscriber;
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}(OuterSubscriber));
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//# sourceMappingURL=window.js.map
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