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							- "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 Subscription_1 = require("./Subscription");
 
- var SubjectSubscription = (function (_super) {
 
-     __extends(SubjectSubscription, _super);
 
-     function SubjectSubscription(subject, subscriber) {
 
-         var _this = _super.call(this) || this;
 
-         _this.subject = subject;
 
-         _this.subscriber = subscriber;
 
-         _this.closed = false;
 
-         return _this;
 
-     }
 
-     SubjectSubscription.prototype.unsubscribe = function () {
 
-         if (this.closed) {
 
-             return;
 
-         }
 
-         this.closed = true;
 
-         var subject = this.subject;
 
-         var observers = subject.observers;
 
-         this.subject = null;
 
-         if (!observers || observers.length === 0 || subject.isStopped || subject.closed) {
 
-             return;
 
-         }
 
-         var subscriberIndex = observers.indexOf(this.subscriber);
 
-         if (subscriberIndex !== -1) {
 
-             observers.splice(subscriberIndex, 1);
 
-         }
 
-     };
 
-     return SubjectSubscription;
 
- }(Subscription_1.Subscription));
 
- exports.SubjectSubscription = SubjectSubscription;
 
- //# sourceMappingURL=SubjectSubscription.js.map
 
 
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