106 lines
4.2 KiB
JavaScript
106 lines
4.2 KiB
JavaScript
/** PURE_IMPORTS_START tslib,_Subscription,_util_subscribeToResult,_OuterSubscriber PURE_IMPORTS_END */
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import * as tslib_1 from "tslib";
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import { Subscription } from '../Subscription';
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import { subscribeToResult } from '../util/subscribeToResult';
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import { OuterSubscriber } from '../OuterSubscriber';
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export function bufferToggle(openings, closingSelector) {
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return function bufferToggleOperatorFunction(source) {
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return source.lift(new BufferToggleOperator(openings, closingSelector));
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};
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}
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var BufferToggleOperator = /*@__PURE__*/ (function () {
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function BufferToggleOperator(openings, closingSelector) {
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this.openings = openings;
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this.closingSelector = closingSelector;
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}
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BufferToggleOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new BufferToggleSubscriber(subscriber, this.openings, this.closingSelector));
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};
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return BufferToggleOperator;
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}());
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var BufferToggleSubscriber = /*@__PURE__*/ (function (_super) {
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tslib_1.__extends(BufferToggleSubscriber, _super);
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function BufferToggleSubscriber(destination, openings, closingSelector) {
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var _this = _super.call(this, destination) || this;
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_this.closingSelector = closingSelector;
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_this.contexts = [];
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_this.add(subscribeToResult(_this, openings));
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return _this;
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}
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BufferToggleSubscriber.prototype._next = function (value) {
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var contexts = this.contexts;
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var len = contexts.length;
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for (var i = 0; i < len; i++) {
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contexts[i].buffer.push(value);
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}
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};
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BufferToggleSubscriber.prototype._error = function (err) {
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var contexts = this.contexts;
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while (contexts.length > 0) {
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var context_1 = contexts.shift();
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context_1.subscription.unsubscribe();
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context_1.buffer = null;
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context_1.subscription = null;
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}
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this.contexts = null;
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_super.prototype._error.call(this, err);
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};
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BufferToggleSubscriber.prototype._complete = function () {
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var contexts = this.contexts;
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while (contexts.length > 0) {
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var context_2 = contexts.shift();
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this.destination.next(context_2.buffer);
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context_2.subscription.unsubscribe();
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context_2.buffer = null;
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context_2.subscription = null;
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}
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this.contexts = null;
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_super.prototype._complete.call(this);
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};
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BufferToggleSubscriber.prototype.notifyNext = function (outerValue, innerValue) {
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outerValue ? this.closeBuffer(outerValue) : this.openBuffer(innerValue);
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};
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BufferToggleSubscriber.prototype.notifyComplete = function (innerSub) {
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this.closeBuffer(innerSub.context);
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};
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BufferToggleSubscriber.prototype.openBuffer = function (value) {
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try {
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var closingSelector = this.closingSelector;
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var closingNotifier = closingSelector.call(this, value);
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if (closingNotifier) {
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this.trySubscribe(closingNotifier);
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}
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}
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catch (err) {
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this._error(err);
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}
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};
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BufferToggleSubscriber.prototype.closeBuffer = function (context) {
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var contexts = this.contexts;
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if (contexts && context) {
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var buffer = context.buffer, subscription = context.subscription;
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this.destination.next(buffer);
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contexts.splice(contexts.indexOf(context), 1);
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this.remove(subscription);
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subscription.unsubscribe();
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}
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};
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BufferToggleSubscriber.prototype.trySubscribe = function (closingNotifier) {
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var contexts = this.contexts;
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var buffer = [];
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var subscription = new Subscription();
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var context = { buffer: buffer, subscription: subscription };
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contexts.push(context);
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var innerSubscription = subscribeToResult(this, closingNotifier, context);
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if (!innerSubscription || innerSubscription.closed) {
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this.closeBuffer(context);
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}
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else {
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innerSubscription.context = context;
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this.add(innerSubscription);
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subscription.add(innerSubscription);
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}
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};
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return BufferToggleSubscriber;
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}(OuterSubscriber));
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//# sourceMappingURL=bufferToggle.js.map
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