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