1 line
988 B
JSON
1 line
988 B
JSON
{"ast":null,"code":"import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function refCount() {\n return operate((source, subscriber) => {\n let connection = null;\n source._refCount++;\n const refCounter = createOperatorSubscriber(subscriber, undefined, undefined, undefined, () => {\n if (!source || source._refCount <= 0 || 0 < --source._refCount) {\n connection = null;\n return;\n }\n const sharedConnection = source._connection;\n const conn = connection;\n connection = null;\n if (sharedConnection && (!conn || sharedConnection === conn)) {\n sharedConnection.unsubscribe();\n }\n subscriber.unsubscribe();\n });\n source.subscribe(refCounter);\n if (!refCounter.closed) {\n connection = source.connect();\n }\n });\n}\n//# sourceMappingURL=refCount.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]} |