ducha-qianduan/node_modules/rxjs/internal/operators/repeatWhen.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    }
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
var Subject_1 = require("../Subject");
var innerSubscribe_1 = require("../innerSubscribe");
function repeatWhen(notifier) {
    return function (source) { return source.lift(new RepeatWhenOperator(notifier)); };
}
exports.repeatWhen = repeatWhen;
var RepeatWhenOperator = (function () {
    function RepeatWhenOperator(notifier) {
        this.notifier = notifier;
    }
    RepeatWhenOperator.prototype.call = function (subscriber, source) {
        return source.subscribe(new RepeatWhenSubscriber(subscriber, this.notifier, source));
    };
    return RepeatWhenOperator;
}());
var RepeatWhenSubscriber = (function (_super) {
    __extends(RepeatWhenSubscriber, _super);
    function RepeatWhenSubscriber(destination, notifier, source) {
        var _this = _super.call(this, destination) || this;
        _this.notifier = notifier;
        _this.source = source;
        _this.sourceIsBeingSubscribedTo = true;
        return _this;
    }
    RepeatWhenSubscriber.prototype.notifyNext = function () {
        this.sourceIsBeingSubscribedTo = true;
        this.source.subscribe(this);
    };
    RepeatWhenSubscriber.prototype.notifyComplete = function () {
        if (this.sourceIsBeingSubscribedTo === false) {
            return _super.prototype.complete.call(this);
        }
    };
    RepeatWhenSubscriber.prototype.complete = function () {
        this.sourceIsBeingSubscribedTo = false;
        if (!this.isStopped) {
            if (!this.retries) {
                this.subscribeToRetries();
            }
            if (!this.retriesSubscription || this.retriesSubscription.closed) {
                return _super.prototype.complete.call(this);
            }
            this._unsubscribeAndRecycle();
            this.notifications.next(undefined);
        }
    };
    RepeatWhenSubscriber.prototype._unsubscribe = function () {
        var _a = this, notifications = _a.notifications, retriesSubscription = _a.retriesSubscription;
        if (notifications) {
            notifications.unsubscribe();
            this.notifications = undefined;
        }
        if (retriesSubscription) {
            retriesSubscription.unsubscribe();
            this.retriesSubscription = undefined;
        }
        this.retries = undefined;
    };
    RepeatWhenSubscriber.prototype._unsubscribeAndRecycle = function () {
        var _unsubscribe = this._unsubscribe;
        this._unsubscribe = null;
        _super.prototype._unsubscribeAndRecycle.call(this);
        this._unsubscribe = _unsubscribe;
        return this;
    };
    RepeatWhenSubscriber.prototype.subscribeToRetries = function () {
        this.notifications = new Subject_1.Subject();
        var retries;
        try {
            var notifier = this.notifier;
            retries = notifier(this.notifications);
        }
        catch (e) {
            return _super.prototype.complete.call(this);
        }
        this.retries = retries;
        this.retriesSubscription = innerSubscribe_1.innerSubscribe(retries, new innerSubscribe_1.SimpleInnerSubscriber(this));
    };
    return RepeatWhenSubscriber;
}(innerSubscribe_1.SimpleOuterSubscriber));
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