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name : switchMap.js
 "use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.switchMap = void 0;
var innerFrom_1 = require("../observable/innerFrom");
var lift_1 = require("../util/lift");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
function switchMap(project, resultSelector) {
    return lift_1.operate(function (source, subscriber) {
        var innerSubscriber = null;
        var index = 0;
        var isComplete = false;
        var checkComplete = function () { return isComplete && !innerSubscriber && subscriber.complete(); };
        source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
            innerSubscriber === null || innerSubscriber === void 0 ? void 0 : innerSubscriber.unsubscribe();
            var innerIndex = 0;
            var outerIndex = index++;
            innerFrom_1.innerFrom(project(value, outerIndex)).subscribe((innerSubscriber = OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (innerValue) { return subscriber.next(resultSelector ? resultSelector(value, innerValue, outerIndex, innerIndex++) : innerValue); }, function () {
                innerSubscriber = null;
                checkComplete();
            })));
        }, function () {
            isComplete = true;
            checkComplete();
        }));
    });
}
exports.switchMap = switchMap;
//# sourceMappingURL=switchMap.js.map
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