85 lines
3.2 KiB
JavaScript
85 lines
3.2 KiB
JavaScript
"use strict";
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var __extends = (this && this.__extends) || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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var Subject_1 = require('../Subject');
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var tryCatch_1 = require('../util/tryCatch');
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var errorObject_1 = require('../util/errorObject');
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var OuterSubscriber_1 = require('../OuterSubscriber');
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var subscribeToResult_1 = require('../util/subscribeToResult');
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function windowWhen(closingSelector) {
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return this.lift(new WindowOperator(closingSelector));
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}
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exports.windowWhen = windowWhen;
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var WindowOperator = (function () {
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function WindowOperator(closingSelector) {
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this.closingSelector = closingSelector;
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}
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WindowOperator.prototype.call = function (subscriber) {
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return new WindowSubscriber(subscriber, this.closingSelector);
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};
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return WindowOperator;
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}());
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var WindowSubscriber = (function (_super) {
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__extends(WindowSubscriber, _super);
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function WindowSubscriber(destination, closingSelector) {
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_super.call(this, destination);
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this.destination = destination;
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this.closingSelector = closingSelector;
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this.openWindow();
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}
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WindowSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
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this.openWindow(innerSub);
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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.openWindow(innerSub);
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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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this.unsubscribeClosingNotification();
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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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this.unsubscribeClosingNotification();
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};
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WindowSubscriber.prototype.unsubscribeClosingNotification = function () {
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if (this.closingNotification) {
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this.closingNotification.unsubscribe();
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}
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};
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WindowSubscriber.prototype.openWindow = function (innerSub) {
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if (innerSub === void 0) { innerSub = null; }
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if (innerSub) {
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this.remove(innerSub);
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innerSub.unsubscribe();
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}
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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 window = this.window = new Subject_1.Subject();
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this.destination.next(window);
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var closingNotifier = tryCatch_1.tryCatch(this.closingSelector)();
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if (closingNotifier === errorObject_1.errorObject) {
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var err = errorObject_1.errorObject.e;
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this.destination.error(err);
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this.window.error(err);
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}
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else {
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this.add(this.closingNotification = subscribeToResult_1.subscribeToResult(this, closingNotifier));
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this.add(window);
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}
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};
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return WindowSubscriber;
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}(OuterSubscriber_1.OuterSubscriber));
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//# sourceMappingURL=windowWhen.js.map
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