[6a3a178] | 1 | /** PURE_IMPORTS_START tslib,_Subscription,_util_subscribeToResult,_OuterSubscriber PURE_IMPORTS_END */
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| 2 | import * as tslib_1 from "tslib";
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| 3 | import { Subscription } from '../Subscription';
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| 4 | import { subscribeToResult } from '../util/subscribeToResult';
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| 5 | import { OuterSubscriber } from '../OuterSubscriber';
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| 6 | export function bufferToggle(openings, closingSelector) {
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| 7 | return function bufferToggleOperatorFunction(source) {
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| 8 | return source.lift(new BufferToggleOperator(openings, closingSelector));
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| 9 | };
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| 10 | }
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| 11 | var BufferToggleOperator = /*@__PURE__*/ (function () {
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| 12 | function BufferToggleOperator(openings, closingSelector) {
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| 13 | this.openings = openings;
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| 14 | this.closingSelector = closingSelector;
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| 15 | }
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| 16 | BufferToggleOperator.prototype.call = function (subscriber, source) {
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| 17 | return source.subscribe(new BufferToggleSubscriber(subscriber, this.openings, this.closingSelector));
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| 18 | };
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| 19 | return BufferToggleOperator;
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| 20 | }());
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| 21 | var BufferToggleSubscriber = /*@__PURE__*/ (function (_super) {
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| 22 | tslib_1.__extends(BufferToggleSubscriber, _super);
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| 23 | function BufferToggleSubscriber(destination, openings, closingSelector) {
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| 24 | var _this = _super.call(this, destination) || this;
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| 25 | _this.closingSelector = closingSelector;
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| 26 | _this.contexts = [];
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| 27 | _this.add(subscribeToResult(_this, openings));
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| 28 | return _this;
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| 29 | }
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| 30 | BufferToggleSubscriber.prototype._next = function (value) {
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| 31 | var contexts = this.contexts;
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| 32 | var len = contexts.length;
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| 33 | for (var i = 0; i < len; i++) {
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| 34 | contexts[i].buffer.push(value);
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| 35 | }
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| 36 | };
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| 37 | BufferToggleSubscriber.prototype._error = function (err) {
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| 38 | var contexts = this.contexts;
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| 39 | while (contexts.length > 0) {
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| 40 | var context_1 = contexts.shift();
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| 41 | context_1.subscription.unsubscribe();
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| 42 | context_1.buffer = null;
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| 43 | context_1.subscription = null;
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| 44 | }
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| 45 | this.contexts = null;
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| 46 | _super.prototype._error.call(this, err);
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| 47 | };
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| 48 | BufferToggleSubscriber.prototype._complete = function () {
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| 49 | var contexts = this.contexts;
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| 50 | while (contexts.length > 0) {
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| 51 | var context_2 = contexts.shift();
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| 52 | this.destination.next(context_2.buffer);
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| 53 | context_2.subscription.unsubscribe();
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| 54 | context_2.buffer = null;
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| 55 | context_2.subscription = null;
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| 56 | }
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| 57 | this.contexts = null;
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| 58 | _super.prototype._complete.call(this);
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| 59 | };
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| 60 | BufferToggleSubscriber.prototype.notifyNext = function (outerValue, innerValue) {
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| 61 | outerValue ? this.closeBuffer(outerValue) : this.openBuffer(innerValue);
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| 62 | };
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| 63 | BufferToggleSubscriber.prototype.notifyComplete = function (innerSub) {
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| 64 | this.closeBuffer(innerSub.context);
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| 65 | };
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| 66 | BufferToggleSubscriber.prototype.openBuffer = function (value) {
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| 67 | try {
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| 68 | var closingSelector = this.closingSelector;
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| 69 | var closingNotifier = closingSelector.call(this, value);
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| 70 | if (closingNotifier) {
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| 71 | this.trySubscribe(closingNotifier);
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| 72 | }
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| 73 | }
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| 74 | catch (err) {
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| 75 | this._error(err);
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| 76 | }
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| 77 | };
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| 78 | BufferToggleSubscriber.prototype.closeBuffer = function (context) {
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| 79 | var contexts = this.contexts;
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| 80 | if (contexts && context) {
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| 81 | var buffer = context.buffer, subscription = context.subscription;
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| 82 | this.destination.next(buffer);
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| 83 | contexts.splice(contexts.indexOf(context), 1);
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| 84 | this.remove(subscription);
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| 85 | subscription.unsubscribe();
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| 86 | }
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| 87 | };
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| 88 | BufferToggleSubscriber.prototype.trySubscribe = function (closingNotifier) {
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| 89 | var contexts = this.contexts;
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| 90 | var buffer = [];
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| 91 | var subscription = new Subscription();
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| 92 | var context = { buffer: buffer, subscription: subscription };
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| 93 | contexts.push(context);
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| 94 | var innerSubscription = subscribeToResult(this, closingNotifier, context);
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| 95 | if (!innerSubscription || innerSubscription.closed) {
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| 96 | this.closeBuffer(context);
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| 97 | }
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| 98 | else {
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| 99 | innerSubscription.context = context;
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| 100 | this.add(innerSubscription);
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| 101 | subscription.add(innerSubscription);
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| 102 | }
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| 103 | };
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| 104 | return BufferToggleSubscriber;
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| 105 | }(OuterSubscriber));
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| 106 | //# sourceMappingURL=bufferToggle.js.map
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