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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.refCount = void 0;
var lift_1 = require("../util/lift");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
function refCount() {
return lift_1.operate(function (source, subscriber) {
var connection = null;
source._refCount++;
var refCounter = OperatorSubscriber_1.createOperatorSubscriber(subscriber, undefined, undefined, undefined, function () {
if (!source || source._refCount <= 0 || 0 < --source._refCount) {
connection = null;
return;
}
var sharedConnection = source._connection;
var conn = connection;
connection = null;
if (sharedConnection && (!conn || sharedConnection === conn)) {
sharedConnection.unsubscribe();
}
subscriber.unsubscribe();
});
source.subscribe(refCounter);
if (!refCounter.closed) {
connection = source.connect();
}
});
}
exports.refCount = refCount;
//# sourceMappingURL=refCount.js.map
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