update

node_modules/rxjs/_esm5/SubjectSubscription.js

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+/** PURE_IMPORTS_START ._Subscription PURE_IMPORTS_END */
+var __extends = (this && this.__extends) || function (d, b) {
+    for (var p in b)
+        if (b.hasOwnProperty(p))
+            d[p] = b[p];
+    function __() { this.constructor = d; }
+    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+};
+import { Subscription } from './Subscription';
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @ignore
+ * @extends {Ignored}
+ */
+export var SubjectSubscription = /*@__PURE__*/ (/*@__PURE__*/ function (_super) {
+    __extends(SubjectSubscription, _super);
+    function SubjectSubscription(subject, subscriber) {
+        _super.call(this);
+        this.subject = subject;
+        this.subscriber = subscriber;
+        this.closed = false;
+    }
+    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));
+//# sourceMappingURL=SubjectSubscription.js.map