{"ast":null,"code":"import { concat } from '../observable/concat';\nimport { popScheduler } from '../util/args';\nimport { operate } from '../util/lift';\nexport function startWith(...values) {\n  const scheduler = popScheduler(values);\n  return operate((source, subscriber) => {\n    (scheduler ? concat(values, source, scheduler) : concat(values, source)).subscribe(subscriber);\n  });\n}\n//# sourceMappingURL=startWith.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]}