@trpc/server/src/observable/index.ts

The tRPC server library

export {
  isObservable,
  observable,
  observableToAsyncIterable,
  observableToPromise,
  type inferObservableValue,
} from './observable';

export {
  distinctUntilChanged,
  distinctUntilDeepChanged,
  map,
  share,
  tap,
} from './operators';

export type {
  Observable,
  Observer,
  TeardownLogic,
  Unsubscribable,
  UnsubscribeFn,
} from './types';

export {
  behaviorSubject,
  type BehaviorSubject,
  type ReadonlyBehaviorSubject,
} from './behaviorSubject';