1 line
841 B
JSON
1 line
841 B
JSON
{"ast":null,"code":"import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { noop } from '../util/noop';\nimport { innerFrom } from '../observable/innerFrom';\nexport function distinct(keySelector, flushes) {\n return operate((source, subscriber) => {\n const distinctKeys = new Set();\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n const key = keySelector ? keySelector(value) : value;\n if (!distinctKeys.has(key)) {\n distinctKeys.add(key);\n subscriber.next(value);\n }\n }));\n flushes && innerFrom(flushes).subscribe(createOperatorSubscriber(subscriber, () => distinctKeys.clear(), noop));\n });\n}\n//# sourceMappingURL=distinct.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]} |