Every new change

node_modules/rxjs/_esm5/internal/operators/windowWhen.js

@@ -0,0 +1,84 @@
+/** PURE_IMPORTS_START tslib,_Subject,_OuterSubscriber,_util_subscribeToResult PURE_IMPORTS_END */
+import * as tslib_1 from "tslib";
+import { Subject } from '../Subject';
+import { OuterSubscriber } from '../OuterSubscriber';
+import { subscribeToResult } from '../util/subscribeToResult';
+export function windowWhen(closingSelector) {
+    return function windowWhenOperatorFunction(source) {
+        return source.lift(new WindowOperator(closingSelector));
+    };
+}
+var WindowOperator = /*@__PURE__*/ (function () {
+    function WindowOperator(closingSelector) {
+        this.closingSelector = closingSelector;
+    }
+    WindowOperator.prototype.call = function (subscriber, source) {
+        return source.subscribe(new WindowSubscriber(subscriber, this.closingSelector));
+    };
+    return WindowOperator;
+}());
+var WindowSubscriber = /*@__PURE__*/ (function (_super) {
+    tslib_1.__extends(WindowSubscriber, _super);
+    function WindowSubscriber(destination, closingSelector) {
+        var _this = _super.call(this, destination) || this;
+        _this.destination = destination;
+        _this.closingSelector = closingSelector;
+        _this.openWindow();
+        return _this;
+    }
+    WindowSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
+        this.openWindow(innerSub);
+    };
+    WindowSubscriber.prototype.notifyError = function (error, innerSub) {
+        this._error(error);
+    };
+    WindowSubscriber.prototype.notifyComplete = function (innerSub) {
+        this.openWindow(innerSub);
+    };
+    WindowSubscriber.prototype._next = function (value) {
+        this.window.next(value);
+    };
+    WindowSubscriber.prototype._error = function (err) {
+        this.window.error(err);
+        this.destination.error(err);
+        this.unsubscribeClosingNotification();
+    };
+    WindowSubscriber.prototype._complete = function () {
+        this.window.complete();
+        this.destination.complete();
+        this.unsubscribeClosingNotification();
+    };
+    WindowSubscriber.prototype.unsubscribeClosingNotification = function () {
+        if (this.closingNotification) {
+            this.closingNotification.unsubscribe();
+        }
+    };
+    WindowSubscriber.prototype.openWindow = function (innerSub) {
+        if (innerSub === void 0) {
+            innerSub = null;
+        }
+        if (innerSub) {
+            this.remove(innerSub);
+            innerSub.unsubscribe();
+        }
+        var prevWindow = this.window;
+        if (prevWindow) {
+            prevWindow.complete();
+        }
+        var window = this.window = new Subject();
+        this.destination.next(window);
+        var closingNotifier;
+        try {
+            var closingSelector = this.closingSelector;
+            closingNotifier = closingSelector();
+        }
+        catch (e) {
+            this.destination.error(e);
+            this.window.error(e);
+            return;
+        }
+        this.add(this.closingNotification = subscribeToResult(this, closingNotifier));
+    };
+    return WindowSubscriber;
+}(OuterSubscriber));
+//# sourceMappingURL=windowWhen.js.map